Alert archive / Oklahoma / Cherokee County

Weather alerts in Cherokee County, Oklahoma, 2010

166 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Cherokee County and its neighbors

Each county as a circle sized by its count in 2010. Tap one for its archive.

Alerts
166
Warnings
41
Watches
29
Advisories
43
Busiest month
May43 alerts
Busiest day
May 20, 201016 alerts

Over time

By month

Warning verification

How often warnings here had a storm report inside them, and how much warning the reports had.

0 of 4 tornado warnings covering Cherokee County in 2010 had a tornado report inside them.

Cherokee County, 2010

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings40100%0
Severe thunderstorm warnings15753%2100%24 min
Flash flood warnings6267%0

Each office's whole area, 2010

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Tulsa, OK: tornado warnings50884%1681%25 min
NWS Tulsa, OK: severe thunderstorm warnings2209756%22377%25 min
NWS Tulsa, OK: flash flood warnings623052%7192%129 min

An office's figures cover every county it serves, including across state lines.

Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.

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.

IssuedProductOfficeLasted
Jan 2, 2:39 PM CSTWinter Weather AdvisoryTSA22 hr
Jan 3, 11:13 PM CSTWinter Weather AdvisoryTSA13 hr
Jan 5, 3:42 PM CSTWinter Weather AdvisoryTSA42 hr
Jan 6, 4:04 AM CSTWind Chill AdvisoryTSA3 days
Jan 7, 3:17 PM CSTHard Freeze WarningTSA66 hr
Jan 15, 2:06 AM CSTDense Fog AdvisoryTSA13 hr
Jan 16, 2:54 PM CSTDense Fog AdvisoryTSA21 hr
Jan 17, 8:17 PM CSTDense Fog AdvisoryTSA5 hr
Jan 18, 12:58 AM CSTFreezing Fog AdvisoryTSA7 hr
Jan 22, 6:07 AM CSTDense Fog AdvisoryTSA6 hr
Jan 25, 3:04 PM CSTWinter Storm WatchTSA3 days
Jan 27, 3:37 AM CSTWinter Storm WarningTSA68 hr
Jan 28, 12:18 PM CSTMesoscale DiscussionSPC4 hr
Jan 28, 7:11 PM CSTMesoscale DiscussionSPC4 hr
Jan 29, 11:41 AM CSTMesoscale DiscussionSPC4 hr
Jan 31, 1:09 AM CSTFreezing Fog AdvisoryTSA11 hr
Jan 31, 4:05 PM CSTFreezing Fog AdvisoryTSA16 hr
Feb 1, 11:02 PM CSTFreezing Fog AdvisoryTSA5 hr
Feb 2, 9:09 PM CSTFreezing Fog AdvisoryTSA13 hr
Feb 5, 1:18 AM CSTDense Fog AdvisoryTSA4 hr
Feb 6, 3:36 AM CSTWinter Storm WatchTSA24 hr
Feb 7, 3:38 AM CSTWinter Storm WarningTSA44 hr
Feb 7, 3:20 PM CSTWinter Weather AdvisoryTSA9 hr
Feb 13, 1:20 AM CSTFreezing Fog AdvisoryTSA9 hr
Feb 14, 7:42 AM CSTSpecial Weather StatementTSA48 min
Feb 14, 8:34 AM CSTSpecial Weather StatementTSA71 min
Mar 10, 11:39 AM CSTSevere Thunderstorm WatchSPC5 hr
Mar 10, 3:42 PM CSTSevere Thunderstorm WatchSPC6 hr
Mar 18, 3:39 PM CDTWinter Storm WatchTSA37 hr
Mar 19, 2:42 PM CDTWinter Storm WarningTSA56 hr
Mar 20, 11:56 PM CDTMesoscale DiscussionSPC6 hr
Mar 25, 10:01 AM CDTAreal Flood AdvisoryTSA59 min
Mar 25, 11:02 AM CDTFlash Flood WarningTSA2 hr
Mar 26, 9:14 AM CDTRiver Flood AdvisoryTSA23 hr
Mar 27, 12:33 PM CDTMesoscale DiscussionSPC57 min
Mar 30, 2:59 PM CDTRed Flag WarningTSA5 hr
Apr 2, 9:35 AM CDTMesoscale DiscussionSPC55 min
Apr 2, 8:01 PM CDTMesoscale DiscussionSPC89 min
Apr 3, 5:10 AM CDTDense Fog AdvisoryTSA4 hr
Apr 6, 3:22 AM CDTWind AdvisoryTSA16 hr
Apr 6, 8:53 PM CDTSevere Thunderstorm WatchSPC7 hr
Apr 7, 12:31 AM CDTSevere Thunderstorm WarningTSA59 min
Apr 7, 1:10 AM CDTMesoscale DiscussionSPC95 min
Apr 28, 3:03 PM CDTWind AdvisoryTSA30 hr
Apr 30, 3:33 AM CDTWind AdvisoryTSA9 hr
Apr 30, 1:11 PM CDTMesoscale DiscussionSPC2 hr
Apr 30, 1:26 PM CDTSevere Thunderstorm WarningTSA64 min
Apr 30, 1:46 PM CDTTornado WatchSPC5 hr
Apr 30, 2:11 PM CDTSevere Thunderstorm WarningTSA64 min
May 1, 3:11 PM CDTMesoscale DiscussionSPC94 min
May 10, 5:00 PM CDTTornado Watch PDSSPC6 hr
May 10, 6:45 PM CDTMesoscale DiscussionSPC60 min
May 10, 7:54 PM CDTTornado WarningTSA51 min
May 10, 9:21 PM CDTMesoscale DiscussionSPC54 min
May 13, 5:02 AM CDTMesoscale DiscussionSPC28 min
May 13, 5:04 AM CDTSevere Thunderstorm WatchSPC3 hr
May 13, 5:09 AM CDTSevere Thunderstorm WarningTSA51 min
May 13, 5:45 AM CDTTornado WarningTSA30 min
May 13, 5:52 AM CDTSevere Thunderstorm WarningTSA68 min
May 14, 6:25 AM CDTSpecial Weather StatementTSA50 min
May 14, 7:29 AM CDTSpecial Weather StatementTSA31 min
May 14, 9:34 AM CDTRiver Flood AdvisoryTSA29 hr
May 14, 4:12 PM CDTFlood WatchTSA35 hr
May 16, 5:21 AM CDTSpecial Weather StatementTSA39 min
May 16, 5:55 AM CDTSpecial Weather StatementTSA50 min
May 16, 6:33 AM CDTAreal Flood AdvisoryTSA117 min
May 16, 1:28 PM CDTSevere Thunderstorm WatchSPC8 hr
May 16, 6:03 PM CDTMesoscale DiscussionSPC57 min
May 17, 3:18 AM CDTDense Fog AdvisoryTSA7 hr
May 19, 2:33 AM CDTFlash Flood WatchTSA40 hr
May 19, 9:35 AM CDTRiver Flood WatchTSA23 hr
May 19, 1:22 PM CDTMesoscale DiscussionSPC113 min
May 19, 2:06 PM CDTTornado Watch PDSSPC8 hr
May 19, 3:20 PM CDTMesoscale DiscussionSPC85 min
May 19, 7:32 PM CDTMesoscale DiscussionSPC58 min
May 19, 8:01 PM CDTSevere Thunderstorm WarningTSA59 min
May 19, 8:47 PM CDTSevere Thunderstorm WarningTSA58 min
May 19, 8:57 PM CDTTornado WarningTSA18 min
May 19, 9:05 PM CDTMesoscale DiscussionSPC85 min
May 19, 9:28 PM CDTSevere Thunderstorm WarningTSA62 min
May 19, 9:35 PM CDTTornado WatchSPC4 hr
May 19, 9:40 PM CDTTornado WarningTSA50 min
May 19, 9:47 PM CDTAreal Flood AdvisoryTSA88 min
May 19, 9:47 PM CDTSevere Thunderstorm WarningTSA58 min
May 19, 10:01 PM CDTFlash Flood WarningTSA6 hr
May 19, 10:37 PM CDTSevere Thunderstorm WarningTSA53 min
May 19, 11:09 PM CDTMesoscale DiscussionSPC96 min
May 20, 3:51 AM CDTAreal Flood WarningTSA4 hr
May 20, 7:39 AM CDTAreal Flood WarningTSA4 hr
May 20, 8:19 AM CDTRiver Flood AdvisoryTSA19 hr
May 26, 2:32 PM CDTSpecial Weather StatementTSA28 min
May 26, 2:51 PM CDTSpecial Weather StatementTSA24 min
Jun 7, 5:08 AM CDTMesoscale DiscussionSPC2 hr
Jun 7, 7:27 AM CDTMesoscale DiscussionSPC63 min
Jun 7, 8:26 AM CDTSpecial Weather StatementTSA49 min
Jun 13, 2:04 PM CDTFlash Flood WatchTSA41 hr
Jun 15, 1:30 AM CDTAreal Flood AdvisoryTSA2 hr
Jun 16, 12:20 PM CDTMesoscale DiscussionSPC55 min
Jun 16, 2:47 PM CDTSevere Thunderstorm WarningTSA58 min
Jun 16, 3:29 PM CDTSevere Thunderstorm WarningTSA61 min
Jun 19, 1:48 PM CDTExcessive Heat WarningTSA4 days
Jun 19, 5:55 PM CDTMesoscale DiscussionSPC95 min
Jun 21, 3:29 PM CDTHeat AdvisoryTSA5 days
Jul 6, 4:14 PM CDTAreal Flood AdvisoryTSA2 hr
Jul 7, 11:27 AM CDTFlood WatchTSA64 hr
Jul 8, 12:54 AM CDTAreal Flood AdvisoryTSA111 min
Jul 8, 2:45 PM CDTFlash Flood WarningTSA117 min
Jul 8, 3:36 PM CDTFlash Flood WarningTSA4 hr
Jul 8, 4:39 PM CDTFlash Flood WarningTSA3 hr
Jul 12, 4:26 AM CDTExcessive Heat WatchTSA23 hr
Jul 12, 1:41 PM CDTExcessive Heat WarningTSA11 days
Jul 13, 8:00 AM CDTRiver Flood WarningTSA36 hr
Jul 16, 2:27 PM CDTRiver Flood AdvisoryTSA29 hr
Jul 16, 3:33 PM CDTHeat AdvisoryTSA4 days
Jul 16, 3:49 PM CDTMesoscale DiscussionSPC86 min
Jul 25, 10:48 PM CDTAreal Flood AdvisoryTSA117 min
Jul 29, 3:08 PM CDTHeat AdvisoryTSA8 days
Aug 1, 3:10 PM CDTMesoscale DiscussionSPC2 hr
Aug 1, 3:48 PM CDTSpecial Weather StatementTSA27 min
Aug 1, 3:56 PM CDTSevere Thunderstorm WarningTSA49 min
Aug 1, 4:50 PM CDTSpecial Weather StatementTSA40 min
Aug 6, 3:24 PM CDTExcessive Heat WatchTSA24 hr
Aug 7, 3:18 PM CDTHeat AdvisoryTSA9 days
Aug 12, 3:14 PM CDTSpecial Weather StatementTSA31 min
Aug 19, 4:12 AM CDTExcessive Heat WatchTSA23 hr
Aug 19, 4:12 AM CDTHeat AdvisoryTSA63 hr
Aug 31, 7:58 PM CDTSpecial Weather StatementTSA47 min
Sep 2, 3:29 PM CDTSevere Thunderstorm WatchSPC7 hr
Sep 2, 6:41 PM CDTMesoscale DiscussionSPC94 min
Sep 2, 9:18 PM CDTMesoscale DiscussionSPC87 min
Sep 7, 4:24 PM CDTFlood WatchTSA44 hr
Sep 9, 3:37 AM CDTFlash Flood WarningTSA8 hr
Sep 9, 11:34 AM CDTAreal Flood WarningTSA12 hr
Sep 15, 8:05 PM CDTMesoscale DiscussionSPC85 min
Sep 15, 8:39 PM CDTSevere Thunderstorm WatchSPC5 hr
Sep 15, 11:12 PM CDTMesoscale DiscussionSPC63 min
Oct 3, 3:44 AM CDTFrost AdvisoryTSA29 hr
Oct 4, 3:51 PM CDTFrost AdvisoryTSA16 hr
Oct 11, 3:01 PM CDTMesoscale DiscussionSPC89 min
Oct 18, 10:06 PM CDTSevere Thunderstorm WarningTSA39 min
Oct 20, 4:07 AM CDTDense Fog AdvisoryTSA5 hr
Oct 20, 9:15 AM CDTDense Fog AdvisoryTSA45 min
Oct 23, 9:28 AM CDTMesoscale DiscussionSPC92 min
Oct 23, 11:39 AM CDTSpecial Weather StatementTSA66 min
Oct 25, 10:41 PM CDTMesoscale DiscussionSPC64 min
Oct 26, 12:06 AM CDTSpecial Weather StatementTSA39 min
Oct 27, 2:49 PM CDTFreeze WatchTSA25 hr
Oct 28, 3:14 AM CDTFreeze WarningTSA31 hr
Nov 3, 3:09 PM CDTFreeze WatchTSA22 hr
Nov 4, 3:22 AM CDTRed Flag WarningTSA16 hr
Nov 4, 1:23 PM CDTFreeze WarningTSA20 hr
Nov 5, 3:34 AM CDTFreeze WatchTSA10 hr
Nov 5, 2:02 PM CDTFreeze WarningTSA19 hr
Nov 6, 9:02 AM CDTFreeze WarningTSA58 min
Nov 8, 3:47 AM CSTFire Weather WatchTSA8 hr
Nov 22, 3:19 PM CSTMesoscale DiscussionSPC86 min
Nov 24, 6:42 PM CSTMesoscale DiscussionSPC2 hr
Nov 24, 8:23 PM CSTTornado WatchSPC8 hr
Nov 24, 11:51 PM CSTMesoscale DiscussionSPC114 min
Nov 25, 4:30 AM CSTWinter Weather AdvisoryTSA11 hr
Nov 25, 7:50 AM CSTMesoscale DiscussionSPC3 hr
Dec 21, 3:42 AM CSTDense Fog AdvisoryTSA8 hr
Dec 31, 12:44 AM CSTMesoscale DiscussionSPC61 min
Dec 31, 1:03 AM CSTTornado WatchSPC7 hr
Dec 31, 5:21 AM CSTSevere Thunderstorm WarningTSA39 min
Dec 31, 5:45 AM CSTMesoscale DiscussionSPC2 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20092011

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.