The Washington Post

Overnight rain drops about an inch

Doppler estimated rainfall from the night of December 22 and 23, 2011. (NOAA)

Reagan National (DCA) recorded 0.82”, Dulles 1.32” and BWI Airport 1.05”.

DCA’s 0.82” puts the December total at 4.29”, about 2” above normal for the month to date.

Here are some reports from CWG readers:

1.4” in NE D.C. around Capitol Hill (jojo2008)
1.5” in Goshen/Laytonsville, Montgomery co. (PlowKing)
1.5” in Kensington, Montgomery co (Joel Gallun via Facebook)
1.3” Laytonsville Golf Course, Montgomery co. (Galen Evans via Facebook)
1.36” in Gaitherburg, Montgomery co. (Kevin Shaw via Facebook)
1.28” in Poolesville, Montgomery co. (MKadyman)
0.8” in Warren county (eric654)
1.09” south of Hamilton, Loudoun co. (worldtraveler83)

Keep reading for more rainfall reports...

Select reports from the CoCoRaHS network...


0.82” Washington, D.C.


0.97” Severn, Md.
0.71” Frederick, Md.
0.91” Deale, Md.
0.66” Prince Frederick, Md.
1.02” Columbia, Md.
0.89” Colesville, Md.
0.89” Takoma Park, Md.
0.93” Wheaton-Glenmont
1.37” Gaithersburg, Md.
0.67” Bowie, Md.
0.78” Suitland, Md.


0.91” Vienna, Va.
0.78” McLean, Va.
1.08” Herndon, Va.
1.32” Warrenton, Va.
0.73” Fredericksburg, Va.
0.83” Leesburg, Va.
0.82” Burke, Va.

Jason is the Washington Post’s weather editor and Capital Weather Gang's chief meteorologist. He earned a master's degree in atmospheric science, and spent 10 years as a climate change science analyst for the U.S. government. He holds the Digital Seal of Approval from the National Weather Association.

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