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On or before September 30, 2013, the point precipitation observations from the Passaic Flood Warning System will no longer be displayed here. The precipitation data will be available at this USGS website. For more information click here.

Precipitation Map Legend
Rain Gauge Rain Gauge
≥ 90% Flash Flood Guidance
≥ 70% Flash Flood Guidance
< 70% Flash Flood Guidance
Flash Flood Guidance Not Available For Location
Observation More Than 24 Hours Old
Out of Service

Last map update: 04/25/2014 at 01:00:03 am EDT
04/25/2014 05:00:03 UTC
What is UTC time?

Precipitation Collapse

State of Virginia Precipitation Summary

Fairfax County, VA Rainfall Data (Units in Inches)
Last update: 2014-04-25 1:04:03 EDT
Location Name 15 Min. 30 Min. 1 Hr. 3 Hr. 6 Hr. 12 Hr. 24 Hr.
Accotink Creek at Lake Accotink near Springfield (lacv2)
Tabular Data (UTC) | Tabular Data (EDT)
----0.000.000.00
Colvin Run at Lake Fairfax near Reston (lffv2)
Tabular Data (UTC) | Tabular Data (EDT)
----0.000.000.00
Holmes Run at Fairview Lake (fvlv2)
Tabular Data (UTC) | Tabular Data (EDT)
----0.000.000.00
Horsepen Run above Oak Hill (West Ox Road Regional Pond) (woxv2)
Tabular Data (UTC) | Tabular Data (EDT)
------0.00
Middle Run at Huntsman Lake (htlv2)
Tabular Data (UTC) | Tabular Data (EDT)
--0.000.000.000.000.00
Old Courthouse Spring Branch near Wolf Trap near Besley Road (crrv2)
Tabular Data (UTC) | Tabular Data (EDT)
------0.00
Piney Run at Reston (Northern Sector Pond 1) (rnsv2)
Tabular Data (UTC) | Tabular Data (EDT)
---0.000.000.000.00
Rabbit Branch at Royal Lake in Burke (rylv2)
Tabular Data (UTC) | Tabular Data (EDT)
--0.000.000.000.000.00
Rocky Run near Tysons Corner (Pulte/McLean Regional Pond) (prpv2)
Tabular Data (UTC) | Tabular Data (EDT)
-----0.000.00
Sideburn Branch at Woodglen Lake (wglv2)
Tabular Data (UTC) | Tabular Data (EDT)
---0.000.000.000.00
South Run at Lake Mercer (lmrv2)
Tabular Data (UTC) | Tabular Data (EDT)
-----0.000.00
Unnamed Tributary at Burke Centre Regional Pond (bcnv2)
Tabular Data (UTC) | Tabular Data (EDT)
------0.00
Unnamed Tributary at Dulles Station near Herndon (dscv2)
Tabular Data (UTC) | Tabular Data (EDT)
----0.000.000.00
Unnamed Tributary at Hunter Mill Estates Regional Pond (hmev2)
Tabular Data (UTC) | Tabular Data (EDT)
----0.000.000.00
Unnamed Tributary at Kingstowne Regional Pond (kngv2)
Tabular Data (UTC) | Tabular Data (EDT)
------0.00
Unnamed Tributary at Lake Barton in Burke (lbtv2)
Tabular Data (UTC) | Tabular Data (EDT)
-----0.000.00
Unnamed Tributary at Lake Braddock in Burke (lbdv2)
Tabular Data (UTC) | Tabular Data (EDT)
----0.000.000.00
Unnamed Tributary at New Alexandria Pump Station - Upstream (psuv2)
Tabular Data (UTC) | Tabular Data (EDT)
-----0.000.00
Unnamed Tributary near Fairfax Center (ffxv2)
Tabular Data (UTC) | Tabular Data (EDT)
------0.00
Unnamed Tributary near Kings Park West (kinv2)
Tabular Data (UTC) | Tabular Data (EDT)
----0.000.000.00
Willow Springs Branch near Centreville (Hampton Forest Sec 4 Regional Pond) (hmpv2)
Tabular Data (UTC) | Tabular Data (EDT)
------0.00
Area Hydrographs River Observations Map
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