Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left Home News Organization
Bookmark and Share Navigation Bar End Cap

  

National Conditions
    Rivers
    Satellite
    Climate
    Observed Precip

Local Conditions
    Warnings
    Weather Forecast
    Radar

AHPS Documentation
    User Guide
    User Brochure

What is AHPS?
    Facts
    Our Partners

Feedback/Questions
    Provide Feedback
    Ask Questions

When flooded turn around don't drown
FloodSmart
USA.gov Official Web Portal
 
Hydrograph River at a Glance Download
San Gregorio Creek at San Gregorio Stage (ft)Flow (cfs)Observed: 4.52 ft at 3:00AM Jun 23, 2021Observed: 4.51 ft at 3:15AM Jun 23, 2021Observed: 4.52 ft at 3:30AM Jun 23, 2021Observed: 4.52 ft at 3:45AM Jun 23, 2021Observed: 4.52 ft at 4:00AM Jun 23, 2021Observed: 4.52 ft at 4:15AM Jun 23, 2021Observed: 4.52 ft at 4:30AM Jun 23, 2021Observed: 4.52 ft at 4:45AM Jun 23, 2021Observed: 4.52 ft at 5:00AM Jun 23, 2021Observed: 4.52 ft at 5:15AM Jun 23, 2021Observed: 4.52 ft at 5:30AM Jun 23, 2021Observed: 4.52 ft at 5:45AM Jun 23, 2021Observed: 4.52 ft at 6:00AM Jun 23, 2021Observed: 4.52 ft at 6:15AM Jun 23, 2021Observed: 4.52 ft at 6:30AM Jun 23, 2021Observed: 4.52 ft at 6:45AM Jun 23, 2021Observed: 4.52 ft at 7:00AM Jun 23, 2021Observed: 4.51 ft at 7:15AM Jun 23, 2021Observed: 4.52 ft at 7:30AM Jun 23, 2021Observed: 4.52 ft at 7:45AM Jun 23, 2021Observed: 4.52 ft at 8:00AM Jun 23, 2021Observed: 4.52 ft at 8:15AM Jun 23, 2021Observed: 4.52 ft at 8:30AM Jun 23, 2021Observed: 4.51 ft at 8:45AM Jun 23, 2021Observed: 4.52 ft at 9:00AM Jun 23, 2021Observed: 4.52 ft at 9:15AM Jun 23, 2021Observed: 4.52 ft at 9:30AM Jun 23, 2021Observed: 4.52 ft at 9:45AM Jun 23, 2021Observed: 4.52 ft at 10:00AM Jun 23, 2021Observed: 4.52 ft at 10:15AM Jun 23, 2021Observed: 4.52 ft at 10:30AM Jun 23, 2021Observed: 4.52 ft at 10:45AM Jun 23, 2021Observed: 4.52 ft at 11:00AM Jun 23, 2021Observed: 4.52 ft at 11:15AM Jun 23, 2021Observed: 4.52 ft at 11:30AM Jun 23, 2021Observed: 4.52 ft at 11:45AM Jun 23, 2021Observed: 4.52 ft at 12:00PM Jun 23, 2021Observed: 4.52 ft at 12:15PM Jun 23, 2021Observed: 4.52 ft at 12:30PM Jun 23, 2021Observed: 4.52 ft at 12:45PM Jun 23, 2021Observed: 4.52 ft at 1:00PM Jun 23, 2021Observed: 4.52 ft at 1:15PM Jun 23, 2021Observed: 4.52 ft at 1:30PM Jun 23, 2021Observed: 4.52 ft at 1:45PM Jun 23, 2021Observed: 4.52 ft at 2:00PM Jun 23, 2021Observed: 4.52 ft at 2:15PM Jun 23, 2021Highest Observation: 4.53 ft at 2:30PM Jun 23, 2021Highest Observation: 4.53 ft at 2:45PM Jun 23, 2021Highest Observation: 4.53 ft at 3:00PM Jun 23, 2021Highest Observation: 4.53 ft at 3:15PM Jun 23, 2021Highest Observation: 4.53 ft at 3:30PM Jun 23, 2021Highest Observation: 4.53 ft at 3:45PM Jun 23, 2021Highest Observation: 4.53 ft at 4:00PM Jun 23, 2021Highest Observation: 4.53 ft at 4:15PM Jun 23, 2021Highest Observation: 4.53 ft at 4:30PM Jun 23, 2021Highest Observation: 4.53 ft at 4:45PM Jun 23, 2021Highest Observation: 4.53 ft at 5:00PM Jun 23, 2021Highest Observation: 4.53 ft at 5:15PM Jun 23, 2021Highest Observation: 4.53 ft at 5:30PM Jun 23, 2021Highest Observation: 4.53 ft at 5:45PM Jun 23, 2021Highest Observation: 4.53 ft at 6:00PM Jun 23, 2021Highest Observation: 4.53 ft at 6:15PM Jun 23, 2021Highest Observation: 4.53 ft at 6:30PM Jun 23, 2021Highest Observation: 4.53 ft at 6:45PM Jun 23, 2021Highest Observation: 4.53 ft at 7:00PM Jun 23, 2021Highest Observation: 4.53 ft at 7:15PM Jun 23, 2021Highest Observation: 4.53 ft at 7:30PM Jun 23, 2021Highest Observation: 4.53 ft at 7:45PM Jun 23, 2021Highest Observation: 4.53 ft at 8:00PM Jun 23, 2021Observed: 4.52 ft at 8:15PM Jun 23, 2021Observed: 4.52 ft at 8:30PM Jun 23, 2021Observed: 4.52 ft at 8:45PM Jun 23, 2021Observed: 4.52 ft at 9:00PM Jun 23, 2021Observed: 4.51 ft at 9:15PM Jun 23, 2021Observed: 4.51 ft at 9:30PM Jun 23, 2021Observed: 4.51 ft at 9:45PM Jun 23, 2021Observed: 4.51 ft at 10:00PM Jun 23, 2021Observed: 4.51 ft at 10:15PM Jun 23, 2021Observed: 4.5 ft at 10:30PM Jun 23, 2021Observed: 4.5 ft at 10:45PM Jun 23, 2021Observed: 4.5 ft at 11:00PM Jun 23, 2021Observed: 4.5 ft at 11:15PM Jun 23, 2021Observed: 4.49 ft at 11:30PM Jun 23, 2021Observed: 4.49 ft at 11:45PM Jun 23, 2021Observed: 4.49 ft at 12:00AM Jun 24, 2021Observed: 4.49 ft at 12:15AM Jun 24, 2021Observed: 4.49 ft at 12:30AM Jun 24, 2021Observed: 4.49 ft at 12:45AM Jun 24, 2021Observed: 4.48 ft at 1:00AM Jun 24, 2021Observed: 4.48 ft at 1:15AM Jun 24, 2021Observed: 4.48 ft at 1:30AM Jun 24, 2021Observed: 4.48 ft at 1:45AM Jun 24, 2021Observed: 4.48 ft at 2:00AM Jun 24, 2021Observed: 4.48 ft at 2:15AM Jun 24, 2021Observed: 4.48 ft at 2:30AM Jun 24, 2021Observed: 4.48 ft at 2:45AM Jun 24, 2021Observed: 4.48 ft at 3:00AM Jun 24, 2021Observed: 4.48 ft at 3:15AM Jun 24, 2021Observed: 4.47 ft at 3:30AM Jun 24, 2021Observed: 4.47 ft at 3:45AM Jun 24, 2021Observed: 4.47 ft at 4:00AM Jun 24, 2021Observed: 4.47 ft at 4:15AM Jun 24, 2021Observed: 4.48 ft at 4:30AM Jun 24, 2021Observed: 4.48 ft at 4:45AM Jun 24, 2021Observed: 4.48 ft at 5:00AM Jun 24, 2021Observed: 4.48 ft at 5:15AM Jun 24, 2021Observed: 4.49 ft at 5:30AM Jun 24, 2021Observed: 4.49 ft at 5:45AM Jun 24, 2021Observed: 4.49 ft at 6:00AM Jun 24, 2021Observed: 4.49 ft at 6:15AM Jun 24, 2021Observed: 4.5 ft at 6:30AM Jun 24, 2021Observed: 4.5 ft at 6:45AM Jun 24, 2021Observed: 4.5 ft at 7:00AM Jun 24, 2021Observed: 4.5 ft at 7:15AM Jun 24, 2021Observed: 4.51 ft at 7:30AM Jun 24, 2021Observed: 4.51 ft at 7:45AM Jun 24, 2021Observed: 4.51 ft at 8:00AM Jun 24, 2021Observed: 4.51 ft at 8:15AM Jun 24, 2021Observed: 4.51 ft at 8:30AM Jun 24, 2021Observed: 4.51 ft at 8:45AM Jun 24, 2021Observed: 4.51 ft at 9:00AM Jun 24, 2021Observed: 4.51 ft at 9:15AM Jun 24, 2021Observed: 4.51 ft at 9:30AM Jun 24, 2021Observed: 4.51 ft at 9:45AM Jun 24, 2021Observed: 4.52 ft at 10:00AM Jun 24, 2021Observed: 4.52 ft at 10:15AM Jun 24, 2021Observed: 4.52 ft at 10:30AM Jun 24, 2021Observed: 4.52 ft at 10:45AM Jun 24, 2021Observed: 4.52 ft at 11:00AM Jun 24, 2021Observed: 4.52 ft at 11:15AM Jun 24, 2021Observed: 4.52 ft at 11:30AM Jun 24, 2021Observed: 4.52 ft at 11:45AM Jun 24, 2021Observed: 4.52 ft at 12:00PM Jun 24, 2021Observed: 4.52 ft at 12:15PM Jun 24, 2021Observed: 4.52 ft at 12:30PM Jun 24, 2021Observed: 4.52 ft at 12:45PM Jun 24, 2021Observed: 4.52 ft at 1:00PM Jun 24, 2021Observed: 4.52 ft at 1:15PM Jun 24, 2021Observed: 4.52 ft at 1:30PM Jun 24, 2021Observed: 4.51 ft at 1:45PM Jun 24, 2021Observed: 4.51 ft at 2:00PM Jun 24, 2021Observed: 4.51 ft at 2:15PM Jun 24, 2021Observed: 4.51 ft at 2:30PM Jun 24, 2021Observed: 4.51 ft at 2:45PM Jun 24, 2021Observed: 4.51 ft at 3:00PM Jun 24, 2021Observed: 4.51 ft at 3:15PM Jun 24, 2021Observed: 4.5 ft at 3:30PM Jun 24, 2021Observed: 4.5 ft at 3:45PM Jun 24, 2021Observed: 4.5 ft at 4:00PM Jun 24, 2021Observed: 4.5 ft at 4:15PM Jun 24, 2021Observed: 4.5 ft at 4:30PM Jun 24, 2021Observed: 4.49 ft at 4:45PM Jun 24, 2021Observed: 4.49 ft at 5:00PM Jun 24, 2021Observed: 4.49 ft at 5:15PM Jun 24, 2021Observed: 4.49 ft at 5:30PM Jun 24, 2021Observed: 4.49 ft at 5:45PM Jun 24, 2021Observed: 4.49 ft at 6:00PM Jun 24, 2021Observed: 4.48 ft at 6:15PM Jun 24, 2021Observed: 4.48 ft at 6:30PM Jun 24, 2021Observed: 4.48 ft at 6:45PM Jun 24, 2021Observed: 4.48 ft at 7:00PM Jun 24, 2021Observed: 4.48 ft at 7:15PM Jun 24, 2021Observed: 4.47 ft at 7:30PM Jun 24, 2021Observed: 4.47 ft at 7:45PM Jun 24, 2021Observed: 4.47 ft at 8:00PM Jun 24, 2021Observed: 4.47 ft at 8:15PM Jun 24, 2021Observed: 4.47 ft at 8:30PM Jun 24, 2021Observed: 4.47 ft at 8:45PM Jun 24, 2021Observed: 4.47 ft at 9:00PM Jun 24, 2021Observed: 4.47 ft at 9:15PM Jun 24, 2021Observed: 4.47 ft at 9:30PM Jun 24, 2021Observed: 4.47 ft at 9:45PM Jun 24, 2021Observed: 4.47 ft at 10:00PM Jun 24, 2021Observed: 4.47 ft at 10:15PM Jun 24, 2021Observed: 4.47 ft at 10:30PM Jun 24, 2021Observed: 4.47 ft at 10:45PM Jun 24, 2021Observed: 4.47 ft at 11:00PM Jun 24, 2021Observed: 4.47 ft at 11:15PM Jun 24, 2021Observed: 4.47 ft at 11:30PM Jun 24, 2021Observed: 4.47 ft at 11:45PM Jun 24, 2021Observed: 4.48 ft at 12:00AM Jun 25, 2021Observed: 4.48 ft at 12:15AM Jun 25, 2021Observed: 4.48 ft at 12:30AM Jun 25, 2021Observed: 4.48 ft at 12:45AM Jun 25, 2021Observed: 4.48 ft at 1:00AM Jun 25, 2021Observed: 4.49 ft at 1:15AM Jun 25, 2021Observed: 4.49 ft at 1:30AM Jun 25, 2021Observed: 4.49 ft at 1:45AM Jun 25, 2021Observed: 4.49 ft at 2:00AM Jun 25, 2021Observed: 4.49 ft at 2:15AM Jun 25, 2021Observed: 4.49 ft at 2:30AM Jun 25, 2021Observed: 4.49 ft at 2:45AM Jun 25, 2021Observed: 4.49 ft at 3:00AM Jun 25, 2021Observed: 4.49 ft at 3:15AM Jun 25, 2021Observed: 4.49 ft at 3:30AM Jun 25, 2021Observed: 4.49 ft at 3:45AM Jun 25, 2021Observed: 4.5 ft at 4:00AM Jun 25, 2021Observed: 4.5 ft at 4:15AM Jun 25, 2021Observed: 4.5 ft at 4:30AM Jun 25, 2021Observed: 4.5 ft at 4:45AM Jun 25, 2021Observed: 4.5 ft at 5:00AM Jun 25, 2021Observed: 4.5 ft at 5:15AM Jun 25, 2021Observed: 4.5 ft at 5:30AM Jun 25, 2021Observed: 4.5 ft at 5:45AM Jun 25, 2021Observed: 4.5 ft at 6:00AM Jun 25, 2021Observed: 4.5 ft at 6:15AM Jun 25, 2021Observed: 4.5 ft at 6:30AM Jun 25, 2021Observed: 4.5 ft at 6:45AM Jun 25, 2021Observed: 4.5 ft at 7:00AM Jun 25, 2021Observed: 4.5 ft at 7:15AM Jun 25, 2021Observed: 4.5 ft at 7:30AM Jun 25, 2021Observed: 4.5 ft at 7:45AM Jun 25, 2021Observed: 4.5 ft at 8:00AM Jun 25, 2021Observed: 4.5 ft at 8:15AM Jun 25, 2021Observed: 4.5 ft at 8:30AM Jun 25, 2021Observed: 4.5 ft at 8:45AM Jun 25, 2021Observed: 4.5 ft at 9:00AM Jun 25, 2021Observed: 4.5 ft at 9:15AM Jun 25, 2021Observed: 4.5 ft at 9:30AM Jun 25, 2021Observed: 4.5 ft at 9:45AM Jun 25, 2021Observed: 4.5 ft at 10:00AM Jun 25, 2021Observed: 4.5 ft at 10:15AM Jun 25, 2021Observed: 4.5 ft at 10:30AM Jun 25, 2021Observed: 4.51 ft at 10:45AM Jun 25, 2021Observed: 4.51 ft at 11:00AM Jun 25, 2021Observed: 4.51 ft at 11:15AM Jun 25, 2021Observed: 4.51 ft at 11:30AM Jun 25, 2021Observed: 4.51 ft at 11:45AM Jun 25, 2021Observed: 4.51 ft at 12:00PM Jun 25, 2021Observed: 4.51 ft at 12:15PM Jun 25, 2021Observed: 4.51 ft at 12:30PM Jun 25, 2021Observed: 4.51 ft at 12:45PM Jun 25, 2021Observed: 4.51 ft at 1:00PM Jun 25, 2021Observed: 4.51 ft at 1:15PM Jun 25, 2021Observed: 4.51 ft at 1:30PM Jun 25, 2021Observed: 4.52 ft at 1:45PM Jun 25, 2021Observed: 4.52 ft at 2:00PM Jun 25, 2021Observed: 4.52 ft at 2:15PM Jun 25, 2021Observed: 4.52 ft at 2:30PM Jun 25, 2021Observed: 4.52 ft at 2:45PM Jun 25, 2021Observed: 4.52 ft at 3:00PM Jun 25, 2021Observed: 4.52 ft at 3:15PM Jun 25, 2021Observed: 4.52 ft at 3:30PM Jun 25, 2021Observed: 4.52 ft at 3:45PM Jun 25, 2021Observed: 4.52 ft at 4:00PM Jun 25, 2021Observed: 4.52 ft at 4:15PM Jun 25, 2021Observed: 4.52 ft at 4:30PM Jun 25, 2021Observed: 4.52 ft at 4:45PM Jun 25, 2021Observed: 4.52 ft at 5:00PM Jun 25, 2021Observed: 4.52 ft at 5:15PM Jun 25, 2021Observed: 4.52 ft at 5:30PM Jun 25, 2021Observed: 4.52 ft at 5:45PM Jun 25, 2021Observed: 4.52 ft at 6:00PM Jun 25, 2021Observed: 4.52 ft at 6:15PM Jun 25, 2021Observed: 4.52 ft at 6:30PM Jun 25, 2021Observed: 4.52 ft at 6:45PM Jun 25, 2021Observed: 4.52 ft at 7:00PM Jun 25, 2021Observed: 4.52 ft at 7:15PM Jun 25, 2021Observed: 4.52 ft at 7:30PM Jun 25, 2021Observed: 4.52 ft at 7:45PM Jun 25, 2021Observed: 4.52 ft at 8:00PM Jun 25, 2021Observed: 4.52 ft at 8:15PM Jun 25, 2021Observed: 4.52 ft at 8:30PM Jun 25, 2021Observed: 4.52 ft at 8:45PM Jun 25, 2021Observed: 4.52 ft at 9:00PM Jun 25, 2021Observed: 4.52 ft at 9:15PM Jun 25, 2021Observed: 4.52 ft at 9:30PM Jun 25, 2021Observed: 4.52 ft at 9:45PM Jun 25, 2021Observed: 4.52 ft at 10:00PM Jun 25, 2021Observed: 4.52 ft at 10:15PM Jun 25, 2021Observed: 4.52 ft at 10:30PM Jun 25, 2021Observed: 4.52 ft at 10:45PM Jun 25, 2021Observed: 4.52 ft at 11:00PM Jun 25, 2021Observed: 4.52 ft at 11:15PM Jun 25, 2021Observed: 4.52 ft at 11:30PM Jun 25, 2021Observed: 4.52 ft at 11:45PM Jun 25, 2021Observed: 4.52 ft at 12:00AM Jun 26, 2021Observed: 4.52 ft at 12:15AM Jun 26, 2021Observed: 4.52 ft at 12:30AM Jun 26, 2021Observed: 4.52 ft at 12:45AM Jun 26, 2021Observed: 4.52 ft at 1:00AM Jun 26, 2021Observed: 4.52 ft at 1:15AM Jun 26, 2021Observed: 4.52 ft at 1:30AM Jun 26, 2021Observed: 4.52 ft at 1:45AM Jun 26, 2021Observed: 4.52 ft at 2:00AM Jun 26, 2021Observed: 4.52 ft at 2:15AM Jun 26, 2021Observed: 4.52 ft at 2:30AM Jun 26, 2021Observed: 4.52 ft at 2:45AM Jun 26, 2021Observed: 4.52 ft at 3:00AM Jun 26, 2021Observed: 4.52 ft at 3:15AM Jun 26, 2021Observed: 4.52 ft at 3:30AM Jun 26, 2021Observed: 4.52 ft at 3:45AM Jun 26, 2021Observed: 4.52 ft at 4:00AM Jun 26, 2021Observed: 4.52 ft at 4:15AM Jun 26, 2021Observed: 4.52 ft at 4:30AM Jun 26, 2021Observed: 4.52 ft at 4:45AM Jun 26, 2021Observed: 4.52 ft at 5:00AM Jun 26, 2021Observed: 4.52 ft at 5:15AM Jun 26, 2021Observed: 4.52 ft at 5:30AM Jun 26, 2021Observed: 4.52 ft at 5:45AM Jun 26, 2021Observed: 4.52 ft at 6:00AM Jun 26, 2021Observed: 4.52 ft at 6:15AM Jun 26, 2021Observed: 4.52 ft at 6:30AM Jun 26, 2021Observed: 4.52 ft at 6:45AM Jun 26, 2021Observed: 4.52 ft at 7:00AM Jun 26, 2021Observed: 4.52 ft at 7:15AM Jun 26, 2021Observed: 4.52 ft at 7:30AM Jun 26, 2021Observed: 4.52 ft at 7:45AM Jun 26, 2021Observed: 4.52 ft at 8:00AM Jun 26, 2021Observed: 4.52 ft at 8:15AM Jun 26, 2021Observed: 4.52 ft at 8:30AM Jun 26, 2021Observed: 4.52 ft at 8:45AM Jun 26, 2021Observed: 4.52 ft at 9:00AM Jun 26, 2021Observed: 4.52 ft at 9:15AM Jun 26, 2021Observed: 4.52 ft at 9:30AM Jun 26, 2021Observed: 4.52 ft at 9:45AM Jun 26, 2021Observed: 4.52 ft at 10:00AM Jun 26, 2021Observed: 4.52 ft at 10:15AM Jun 26, 2021Observed: 4.52 ft at 10:30AM Jun 26, 2021Observed: 4.52 ft at 10:45AM Jun 26, 2021Observed: 4.52 ft at 11:00AM Jun 26, 2021Observed: 4.52 ft at 11:15AM Jun 26, 2021Observed: 4.52 ft at 11:30AM Jun 26, 2021Observed: 4.52 ft at 11:45AM Jun 26, 2021Observed: 4.52 ft at 12:00PM Jun 26, 2021Observed: 4.52 ft at 12:15PM Jun 26, 2021Observed: 4.52 ft at 12:30PM Jun 26, 2021Observed: 4.52 ft at 12:45PM Jun 26, 2021Observed: 4.52 ft at 1:00PM Jun 26, 2021Observed: 4.52 ft at 1:15PM Jun 26, 2021Observed: 4.52 ft at 1:30PM Jun 26, 2021Observed: 4.52 ft at 1:45PM Jun 26, 2021Observed: 4.52 ft at 2:00PM Jun 26, 2021Observed: 4.52 ft at 2:15PM Jun 26, 2021Observed: 4.52 ft at 2:30PM Jun 26, 2021Observed: 4.52 ft at 2:45PM Jun 26, 2021Observed: 4.52 ft at 3:00PM Jun 26, 2021Observed: 4.52 ft at 3:15PM Jun 26, 2021Observed: 4.52 ft at 3:30PM Jun 26, 2021Observed: 4.52 ft at 3:45PM Jun 26, 2021Observed: 4.52 ft at 4:00PM Jun 26, 2021Observed: 4.52 ft at 4:15PM Jun 26, 2021Observed: 4.52 ft at 4:30PM Jun 26, 2021Observed: 4.52 ft at 4:45PM Jun 26, 2021Observed: 4.52 ft at 5:00PM Jun 26, 2021Observed: 4.52 ft at 5:15PM Jun 26, 2021Observed: 4.52 ft at 5:30PM Jun 26, 2021Observed: 4.52 ft at 5:45PM Jun 26, 2021Observed: 4.52 ft at 6:00PM Jun 26, 2021Observed: 4.52 ft at 6:15PM Jun 26, 2021Observed: 4.52 ft at 6:30PM Jun 26, 2021Observed: 4.52 ft at 6:45PM Jun 26, 2021Observed: 4.52 ft at 7:00PM Jun 26, 2021Observed: 4.52 ft at 7:15PM Jun 26, 2021Observed: 4.52 ft at 7:30PM Jun 26, 2021Observed: 4.51 ft at 7:45PM Jun 26, 2021Observed: 4.51 ft at 8:00PM Jun 26, 2021Observed: 4.51 ft at 8:15PM Jun 26, 2021Observed: 4.51 ft at 8:30PM Jun 26, 2021Observed: 4.51 ft at 8:45PM Jun 26, 2021Observed: 4.51 ft at 9:00PM Jun 26, 2021Observed: 4.51 ft at 9:15PM Jun 26, 2021Observed: 4.51 ft at 9:30PM Jun 26, 2021Observed: 4.51 ft at 9:45PM Jun 26, 2021Observed: 4.51 ft at 10:00PM Jun 26, 2021Observed: 4.51 ft at 10:15PM Jun 26, 2021Observed: 4.51 ft at 10:30PM Jun 26, 2021Observed: 4.51 ft at 10:45PM Jun 26, 2021Observed: 4.51 ft at 11:00PM Jun 26, 2021Observed: 4.51 ft at 11:15PM Jun 26, 2021Observed: 4.51 ft at 11:30PM Jun 26, 2021Observed: 4.51 ft at 11:45PM Jun 26, 2021Observed: 4.51 ft at 12:00AM Jun 27, 2021Observed: 4.51 ft at 12:15AM Jun 27, 2021Observed: 4.51 ft at 12:30AM Jun 27, 2021Observed: 4.51 ft at 12:45AM Jun 27, 2021Observed: 4.51 ft at 1:00AM Jun 27, 2021Observed: 4.51 ft at 1:15AM Jun 27, 2021Observed: 4.51 ft at 1:30AM Jun 27, 2021Observed: 4.51 ft at 1:45AM Jun 27, 2021Observed: 4.51 ft at 2:00AM Jun 27, 2021Observed: 4.51 ft at 2:15AM Jun 27, 2021Observed: 4.51 ft at 2:30AM Jun 27, 2021Observed: 4.51 ft at 2:45AM Jun 27, 2021Observed: 4.51 ft at 3:00AM Jun 27, 2021Observed: 4.51 ft at 3:15AM Jun 27, 2021Observed: 4.51 ft at 3:30AM Jun 27, 2021Observed: 4.51 ft at 3:45AM Jun 27, 2021Observed: 4.51 ft at 4:00AM Jun 27, 2021Observed: 4.51 ft at 4:15AM Jun 27, 2021Observed: 4.51 ft at 4:30AM Jun 27, 2021Observed: 4.51 ft at 4:45AM Jun 27, 2021Observed: 4.51 ft at 5:00AM Jun 27, 2021Observed: 4.51 ft at 5:15AM Jun 27, 2021Observed: 4.51 ft at 5:30AM Jun 27, 2021Observed: 4.51 ft at 5:45AM Jun 27, 2021Observed: 4.51 ft at 6:00AM Jun 27, 2021Observed: 4.51 ft at 6:15AM Jun 27, 2021Observed: 4.51 ft at 6:30AM Jun 27, 2021Observed: 4.51 ft at 6:45AM Jun 27, 2021Observed: 4.51 ft at 7:00AM Jun 27, 2021Observed: 4.51 ft at 7:15AM Jun 27, 2021Observed: 4.51 ft at 7:30AM Jun 27, 2021Observed: 4.51 ft at 7:45AM Jun 27, 2021Observed: 4.51 ft at 8:00AM Jun 27, 2021Observed: 4.51 ft at 8:15AM Jun 27, 2021Observed: 4.51 ft at 8:30AM Jun 27, 2021Observed: 4.51 ft at 8:45AM Jun 27, 2021Observed: 4.51 ft at 9:00AM Jun 27, 2021Observed: 4.51 ft at 9:15AM Jun 27, 2021Observed: 4.51 ft at 9:30AM Jun 27, 2021Observed: 4.51 ft at 9:45AM Jun 27, 2021Observed: 4.51 ft at 10:00AM Jun 27, 2021Observed: 4.51 ft at 10:15AM Jun 27, 2021Observed: 4.51 ft at 10:30AM Jun 27, 2021Observed: 4.51 ft at 10:45AM Jun 27, 2021Observed: 4.51 ft at 11:00AM Jun 27, 2021Observed: 4.51 ft at 11:15AM Jun 27, 2021Observed: 4.51 ft at 11:30AM Jun 27, 2021Observed: 4.51 ft at 11:45AM Jun 27, 2021Observed: 4.51 ft at 12:00PM Jun 27, 2021Observed: 4.51 ft at 12:15PM Jun 27, 2021Observed: 4.51 ft at 12:30PM Jun 27, 2021Observed: 4.51 ft at 12:45PM Jun 27, 2021Observed: 4.51 ft at 1:00PM Jun 27, 2021Observed: 4.51 ft at 1:15PM Jun 27, 2021Observed: 4.51 ft at 1:30PM Jun 27, 2021Observed: 4.51 ft at 1:45PM Jun 27, 2021Observed: 4.51 ft at 2:00PM Jun 27, 2021Observed: 4.51 ft at 2:15PM Jun 27, 2021Observed: 4.51 ft at 2:30PM Jun 27, 2021Observed: 4.51 ft at 2:45PM Jun 27, 2021Observed: 4.51 ft at 3:00PM Jun 27, 2021Observed: 4.51 ft at 3:15PM Jun 27, 2021Observed: 4.51 ft at 3:30PM Jun 27, 2021Observed: 4.51 ft at 3:45PM Jun 27, 2021Observed: 4.51 ft at 4:00PM Jun 27, 2021Observed: 4.5 ft at 4:15PM Jun 27, 2021Observed: 4.51 ft at 4:30PM Jun 27, 2021Observed: 4.51 ft at 4:45PM Jun 27, 2021Observed: 4.51 ft at 5:00PM Jun 27, 2021Observed: 4.51 ft at 5:15PM Jun 27, 2021Observed: 4.51 ft at 5:30PM Jun 27, 2021Observed: 4.51 ft at 5:45PM Jun 27, 2021Observed: 4.51 ft at 6:00PM Jun 27, 2021Observed: 4.52 ft at 6:15PM Jun 27, 2021Observed: 4.51 ft at 6:30PM Jun 27, 2021Observed: 4.51 ft at 6:45PM Jun 27, 2021Observed: 4.51 ft at 7:00PM Jun 27, 2021Observed: 4.51 ft at 7:15PM Jun 27, 2021Observed: 4.51 ft at 7:30PM Jun 27, 2021Observed: 4.51 ft at 7:45PM Jun 27, 2021Observed: 4.51 ft at 8:00PM Jun 27, 2021Observed: 4.51 ft at 8:15PM Jun 27, 2021Observed: 4.51 ft at 8:30PM Jun 27, 2021Observed: 4.51 ft at 8:45PM Jun 27, 2021Observed: 4.51 ft at 9:00PM Jun 27, 2021Observed: 4.51 ft at 9:15PM Jun 27, 2021Observed: 4.51 ft at 9:30PM Jun 27, 2021Observed: 4.51 ft at 9:45PM Jun 27, 2021Observed: 4.52 ft at 10:00PM Jun 27, 2021Observed: 4.52 ft at 10:15PM Jun 27, 2021Observed: 4.52 ft at 10:30PM Jun 27, 2021Observed: 4.52 ft at 10:45PM Jun 27, 2021Observed: 4.52 ft at 11:00PM Jun 27, 2021Observed: 4.52 ft at 11:15PM Jun 27, 2021Observed: 4.52 ft at 11:30PM Jun 27, 2021Observed: 4.52 ft at 11:45PM Jun 27, 2021Observed: 4.52 ft at 12:00AM Jun 28, 2021Observed: 4.52 ft at 12:15AM Jun 28, 2021Observed: 4.52 ft at 12:30AM Jun 28, 2021Observed: 4.52 ft at 12:45AM Jun 28, 2021Observed: 4.52 ft at 1:00AM Jun 28, 2021Observed: 4.52 ft at 1:15AM Jun 28, 2021Observed: 4.52 ft at 1:30AM Jun 28, 2021Observed: 4.52 ft at 1:45AM Jun 28, 2021Observed: 4.52 ft at 2:00AM Jun 28, 2021Observed: 4.52 ft at 2:15AM Jun 28, 2021USGS--Water Resources of the United StatesSXGC1(plotting HGIRG) Graph Created (2:45AM Jun 28, 2021)ObservedLatest observed value: 4.52 ft at 2:15 AM PDT 28-Jun-2021. Flood Stage is 17.7 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Graphical forecasts are not available for the San Gregorio Creek at San Gregorio. During times of high water, forecast crest information can be found in the text products.
Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 25
Moderate Flood Stage: 21
Flood Stage: 17.7
Action Stage: 15
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:14
KML Image
Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
25 Major flood stage. Stage Road at San Gregorio Creek flooded and adjacent floodplain properties under 4 or more feet of water.
21 Moderate flood stage. Adjacent floodplain under several feet of water. Stage Road crossing is backwatered.
17.7 Minor flood stage. Flood waters inundate floodplain upstream of Stage Road crossing, mainly on left bank side (as looking downstream). NWS will issue a Flash Flood Warning if not yet already issued.
15 Monitor stage. Water is 2.7 feet below adjacent floodplain properties. NWS may issue a Flash Flood Watch if not yet already issued.
About This Location Collapse

Latitude: 37.325833° N, Longitude: 122.385600° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 17.7 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
San Francisco Bay Area Weather Forecast Office
21 Grace Hopper Ave, Stop 5
Monterey, CA 93943-5505
(831) 656-1725
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:27 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities