National Weather Service United States Department of Commerce

Massive Heat Wave; Severe Storms and Heavy Rain

A massive heat wave is consuming much of the Midwest into the Southern tier of the U.S. with hazy, hot and humid conditions. These dangerous conditions will likely persist through Thursday as widespread excessive heat warnings and heat advisories are in effect. North and east of the heat and area of high pressure, thunderstorms with damaging and severe winds, large hail and heavy rain are likely. Read More >

April 27-28, 2011 Severe Weather
(19 Tornadoes in the WFO Sterling CWA)

 

Storm Survey Results: - Click on the location in the table for more information!

Location Start/
End Time
Event Type Path Length Path Width
Stafford/Prince William Counties
Southeast of Triangle
Apr. 27
6:15 pm-
6:22 pm
EF-0 Tornado
65 mph
2.0 mi Unknown
Prince George's County
1 SE Friendly
Apr. 27
7:06 pm-
7:07 pm
EF-0 Tornado
70 mph
0.4 mi 75 yds
Prince George's County
1 N Clinton
Apr. 27
7:12 pm-
7:13 pm
EF-0 Tornado
70 mph
0.2 mi 50 yds
Prince George's County
Andrews AFB and Camp Springs
Apr. 27
7:16 pm-
7:17 pm
EF-0 Tornado
70 mph
0.8 mi 100 yds
Prince William County
Nokesville and Bristow
Apr. 27
10:46 pm-
11:01 pm
EF-1 Tornado
90 mph
5.8 mi 125 yds
Fairfax County
Reston
Apr. 27
11:25 pm-
11:28 pm
EF-0 Tornado
80 mph
1.2 mi 75 yds
Allegany County
2N Town Creek
Apr. 28
1:27 am-
1:28 am
EF-0 Tornado
80 mph
0.5 mi 75 yds
Allegany County
3NW Green Ridge
Apr. 28
1:35 am-
1:35 am
EF-0 Tornado
80 mph
0.1 mi 75 yds
Rockingham/Shenandoah Counties
Fulks Run to St. Luke
Apr. 28
2:12 am-
2:41 am
EF-2 Tornado
130 mph
33.2 mi 400 yds
Augusta
Churchville
Apr. 28
2:17 am-
2:23 am
EF-1 Tornado
100 mph
4 mi 150 yds
Rockingham
Linville
Apr. 28
3:01 am-
3:02 am
EF-1 Tornado
90 mph
0.9 mi 50 yds
Shenandoah/Frederick Counties
NE of Strasburg to just N of Middletown
Apr. 28
3:45 am-
3:49 am
EF-0 Tornado
70 mph
4.3 mi 175 yds
Rockingham County
Keezletown
Apr. 28
3:55 am-
3:58 am
EF-1 Tornado
90 mph
2.7 mi 150 yds
Montgomery County
North of Poolesville
Apr. 28
6:45 am-
6:47 am
EF-0 Tornado
65 mph
0.8 mi 50 yds
Carroll County
Westminster
Apr. 28
7:37 am-
7:38 am
EF-0 Tornado
65 mph
0.6 mi 50 yds
Baltimore County
2E Hampstead
Apr. 28
8:09 am-
8:11 am
EF-0 Tornado
65 mph
1.1 mi 50 yds
Baltimore County
2 WNW Hereford
Apr. 28
9:54 am-
9:54 am
EF-0 Tornado
70 mph
0.1 mi 75 yds
St. Marys County
Breton Bay
Apr. 28
11:25 am-
11:29 am
EF-1 Tornado
90 mph
3.3 mi 50 yds
Calvert
Lusby
Apr. 28
11:41 am-
11:43 am
EF-0 Tornado
70 mph
1.8 mi 50 yds

 

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