Alert archive / Oklahoma / Severe Thunderstorm Watches / 2011

Severe Thunderstorm Watches in Oklahoma, April 2011

11 severe thunderstorm watches in April 2011. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm watches reaches back to 1997.

Severe Thunderstorm Watches by county

Each county as a circle sized by its count in April 2011. Tap one for its archive.

Severe Thunderstorm Watches
11
Busiest day
April 23, 20113 severe thunderstorm watches

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Apr 4, 3:44 AM CDTSevere Thunderstorm WatchSPCLeFlore, McCurtain7 hr
Apr 20, 2:04 PM CDTSevere Thunderstorm WatchSPCMcCurtain7 hr
Apr 21, 2:35 PM CDTSevere Thunderstorm WatchSPCAdair, Cherokee, Craig, Delaware, Haskell, Latimer and 12 more7 hr
Apr 22, 11:04 PM CDTSevere Thunderstorm WatchSPCAdair, Cherokee, Craig, Delaware, Mayes, Nowata and 3 more7 hr
Apr 22, 11:35 PM CDTSevere Thunderstorm WatchSPCAtoka, Carter, Cleveland, Coal, Comanche, Cotton and 19 more4 hr
Apr 23, 3:05 PM CDTSevere Thunderstorm WatchSPCAtoka, Bryan, Carter, Choctaw, Coal, Cotton and 11 more9 hr
Apr 23, 9:53 PM CDTSevere Thunderstorm WatchSPCAdair, Atoka, Bryan, Caddo, Canadian, Carter and 47 more7 hr
Apr 24, 2:28 PM CDTSevere Thunderstorm WatchSPCAdair, Atoka, Bryan, Carter, Cherokee, Choctaw and 31 more7 hr
Apr 24, 11:43 PM CDTSevere Thunderstorm WatchSPCMcCurtain5 hr
Apr 25, 4:41 AM CDTSevere Thunderstorm WatchSPCChoctaw, Latimer, LeFlore, McCurtain, Pushmataha7 hr
Apr 26, 3:43 PM CDTSevere Thunderstorm WatchSPCAtoka, Beckham, Bryan, Caddo, Carter, Coal and 20 more6 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

22 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20102012

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.