Alert archive / Mississippi / Leake County

Weather alerts in Leake County, Mississippi, 2010

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

Leake County and its neighbors

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

Alerts
176
Warnings
78
Watches
35
Advisories
31
Busiest month
January27 alerts
Busiest day
April 24, 201010 alerts

Over time

By month

Warning verification

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

2 of 6 tornado warnings covering Leake County in 2010 had a tornado report inside them; 2 of 2 tornado reports fell inside a warning, on average 44 minutes after it went out.

Leake County, 2010

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings6267%2100%44 min
Severe thunderstorm warnings433128%2584%22 min
Flash flood warnings00

Each office's whole area, 2010

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Jackson, MS: tornado warnings1112974%9789%32 min
NWS Jackson, MS: severe thunderstorm warnings62033746%70775%20 min
NWS Jackson, MS: flash flood warnings1115451%10291%60 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 3, 4:29 AM CSTHard Freeze WatchJAN24 hr
Jan 3, 3:04 PM CSTHard Freeze WarningJAN66 hr
Jan 5, 2:49 PM CSTHard Freeze WatchJAN38 hr
Jan 6, 5:13 AM CSTWinter Weather AdvisoryJAN32 hr
Jan 7, 4:24 AM CSTHard Freeze WarningJAN4 days
Jan 7, 4:52 AM CSTWind Chill AdvisoryJAN35 hr
Jan 8, 8:34 PM CSTWind Chill AdvisoryJAN13 hr
Jan 17, 9:36 PM CSTDense Fog AdvisoryJAN11 hr
Jan 19, 2:53 PM CSTFlash Flood WatchJAN39 hr
Jan 20, 9:46 AM CSTRiver Flood WarningJAN11 hr
Jan 20, 9:46 AM CSTRiver Flood WarningJAN11 hr
Jan 20, 9:46 AM CSTRiver Flood WarningJAN11 hr
Jan 20, 9:46 AM CSTRiver Flood WarningJAN11 hr
Jan 20, 3:13 PM CSTTornado WatchSPC7 hr
Jan 20, 8:59 PM CSTMesoscale DiscussionSPC91 min
Jan 20, 9:36 PM CSTTornado WatchSPC7 hr
Jan 20, 11:39 PM CSTMesoscale DiscussionSPC66 min
Jan 21, 1:13 AM CSTMesoscale DiscussionSPC62 min
Jan 21, 3:34 AM CSTMesoscale DiscussionSPC56 min
Jan 21, 6:56 AM CSTRiver Flood WarningJAN60 hr
Jan 21, 10:10 AM CSTRiver Flood WarningJAN8 days
Jan 21, 10:10 AM CSTRiver Flood WarningJAN12 days
Jan 22, 3:22 PM CSTLake Wind AdvisoryJAN35 hr
Jan 23, 11:54 PM CSTMesoscale DiscussionSPC96 min
Jan 24, 8:28 AM CSTRiver Flood WarningJAN36 hr
Jan 24, 2:50 PM CSTLake Wind AdvisoryJAN26 hr
Jan 29, 8:16 PM CSTRiver Flood WarningJAN15 hr
Feb 4, 9:48 AM CSTRiver Flood WarningJAN7 days
Feb 4, 9:48 AM CSTRiver Flood WarningJAN9 days
Feb 4, 9:48 AM CSTRiver Flood WarningJAN4 days
Feb 8, 9:39 AM CSTRiver Flood WarningJAN23 hr
Feb 8, 3:46 PM CSTLake Wind AdvisoryJAN26 hr
Feb 10, 3:33 AM CSTWinter Storm WatchJAN25 hr
Feb 11, 4:41 AM CSTWinter Storm WarningJAN33 hr
Feb 14, 4:24 AM CSTWinter Weather AdvisoryJAN24 hr
Feb 14, 3:04 PM CSTLake Wind AdvisoryJAN24 hr
Mar 10, 8:38 AM CSTRiver Flood WarningJAN4 days
Mar 10, 12:21 PM CSTMesoscale DiscussionSPC84 min
Mar 10, 1:05 PM CSTTornado WatchSPC7 hr
Mar 10, 7:24 PM CSTTornado WatchSPC8 hr
Mar 10, 10:23 PM CSTMesoscale DiscussionSPC67 min
Mar 11, 1:21 AM CSTMesoscale DiscussionSPC54 min
Mar 11, 1:24 AM CSTSevere Thunderstorm WarningJAN51 min
Mar 11, 1:42 AM CSTTornado WatchSPC4 hr
Mar 11, 11:45 PM CSTSevere Thunderstorm WatchSPC4 hr
Mar 12, 1:51 AM CSTSevere Thunderstorm WarningJAN54 min
Mar 12, 1:56 AM CSTMesoscale DiscussionSPC2 hr
Mar 12, 10:54 AM CSTRiver Flood WarningJAN3 days
Mar 12, 10:54 AM CSTRiver Flood WarningJAN4 days
Mar 23, 2:40 AM CDTDense Fog AdvisoryJAN6 hr
Mar 24, 4:13 PM CDTLake Wind AdvisoryJAN33 hr
Mar 26, 2:34 PM CDTLake Wind AdvisoryJAN33 hr
Apr 23, 12:51 PM CDTTornado WatchSPC9 hr
Apr 23, 2:09 PM CDTSevere Thunderstorm WarningJAN66 min
Apr 23, 3:16 PM CDTSevere Thunderstorm WarningJAN59 min
Apr 23, 3:47 PM CDTMesoscale DiscussionSPC58 min
Apr 23, 4:12 PM CDTSevere Thunderstorm WarningJAN63 min
Apr 23, 7:39 PM CDTMesoscale DiscussionSPC36 min
Apr 23, 10:32 PM CDTMesoscale DiscussionSPC58 min
Apr 24, 3:31 AM CDTWind AdvisoryJAN13 hr
Apr 24, 6:00 AM CDTTornado Watch PDSSPC6 hr
Apr 24, 10:28 AM CDTMesoscale DiscussionSPC92 min
Apr 24, 11:31 AM CDTTornado Watch PDSSPC8 hr
Apr 24, 2:01 PM CDTMesoscale DiscussionSPC89 min
Apr 24, 2:58 PM CDTSevere Thunderstorm WarningJAN62 min
Apr 24, 3:07 PM CDTTornado WarningJAN68 min
Apr 24, 3:56 PM CDTSevere Thunderstorm WarningJAN34 min
May 1, 9:52 AM CDTTornado WatchSPC8 hr
May 1, 8:05 PM CDTSevere Thunderstorm WarningJAN40 min
May 1, 8:12 PM CDTSevere Thunderstorm WarningJAN33 min
May 1, 8:30 PM CDTTornado WarningJAN12 min
May 1, 9:19 PM CDTMesoscale DiscussionSPC56 min
May 2, 6:55 AM CDTMesoscale DiscussionSPC2 hr
May 2, 8:01 AM CDTTornado WatchSPC7 hr
May 2, 4:28 PM CDTSevere Thunderstorm WarningJAN47 min
May 2, 6:03 PM CDTSevere Thunderstorm WarningJAN57 min
May 2, 6:29 PM CDTMesoscale DiscussionSPC61 min
May 3, 12:08 AM CDTDense Fog AdvisoryJAN9 hr
May 8, 5:07 AM CDTSevere Thunderstorm WarningJAN68 min
May 15, 12:04 PM CDTMesoscale DiscussionSPC116 min
May 15, 4:16 PM CDTSevere Thunderstorm WarningJAN44 min
May 20, 10:28 AM CDTSevere Thunderstorm WatchSPC12 hr
May 20, 11:52 AM CDTSevere Thunderstorm WarningJAN53 min
May 20, 1:58 PM CDTMesoscale DiscussionSPC92 min
May 20, 2:12 PM CDTSevere Thunderstorm WarningJAN63 min
May 21, 1:06 PM CDTMesoscale DiscussionSPC54 min
May 28, 8:54 PM CDTSevere Thunderstorm WarningJAN21 min
Jun 11, 2:20 PM CDTHeat AdvisoryJAN3 days
Jun 15, 1:40 PM CDTSevere Thunderstorm WarningJAN50 min
Jun 15, 2:07 PM CDTSevere Thunderstorm WarningJAN53 min
Jun 18, 1:06 PM CDTMesoscale DiscussionSPC114 min
Jun 19, 2:16 PM CDTHeat AdvisoryJAN29 hr
Jun 25, 6:13 PM CDTSevere Thunderstorm WarningJAN47 min
Jul 13, 2:12 PM CDTHeat AdvisoryJAN53 hr
Jul 16, 4:01 PM CDTSevere Thunderstorm WarningJAN44 min
Jul 16, 4:03 PM CDTSevere Thunderstorm WarningJAN23 min
Jul 27, 5:08 PM CDTSevere Thunderstorm WarningJAN27 min
Jul 30, 4:45 AM CDTHeat AdvisoryJAN3 days
Aug 1, 1:39 PM CDTExcessive Heat WarningJAN4 days
Aug 3, 4:19 AM CDTHeat AdvisoryJAN34 hr
Aug 3, 4:01 PM CDTHeat AdvisoryJAN12 hr
Aug 4, 1:21 PM CDTSevere Thunderstorm WarningJAN39 min
Aug 4, 2:39 PM CDTSevere Thunderstorm WarningJAN36 min
Aug 4, 4:28 PM CDTSevere Thunderstorm WarningJAN47 min
Aug 5, 4:56 AM CDTHeat AdvisoryJAN38 hr
Aug 5, 2:05 PM CDTSevere Thunderstorm WarningJAN40 min
Aug 7, 2:51 PM CDTHeat AdvisoryJAN9 days
Aug 13, 2:46 PM CDTSevere Thunderstorm WarningJAN44 min
Aug 15, 1:14 PM CDTMesoscale DiscussionSPC2 hr
Aug 15, 4:45 PM CDTSevere Thunderstorm WarningJAN60 min
Aug 15, 7:59 PM CDTSevere Thunderstorm WarningJAN61 min
Aug 15, 8:13 PM CDTSevere Thunderstorm WarningJAN62 min
Aug 15, 9:49 PM CDTSevere Thunderstorm WarningJAN56 min
Aug 15, 10:33 PM CDTSevere Thunderstorm WarningJAN42 min
Aug 17, 2:00 PM CDTFlash Flood WatchJAN38 hr
Aug 21, 3:54 AM CDTHeat AdvisoryJAN39 hr
Aug 22, 3:31 PM CDTSevere Thunderstorm WarningJAN44 min
Aug 22, 4:20 PM CDTSevere Thunderstorm WarningJAN25 min
Aug 22, 4:35 PM CDTSevere Thunderstorm WarningJAN40 min
Aug 22, 5:15 PM CDTSevere Thunderstorm WarningJAN45 min
Sep 11, 11:37 PM CDTDense Fog AdvisoryJAN9 hr
Sep 23, 11:19 AM CDTFire Weather WatchJAN32 hr
Sep 29, 2:58 PM CDTFire Weather WatchJAN21 hr
Sep 30, 12:20 PM CDTFire Weather WatchJAN15 hr
Sep 30, 12:20 PM CDTRed Flag WarningJAN7 hr
Oct 1, 3:21 AM CDTFire Weather WatchJAN48 hr
Oct 1, 3:21 AM CDTRed Flag WarningJAN16 hr
Oct 3, 3:45 AM CDTFire Weather WatchJAN31 hr
Oct 3, 3:45 AM CDTRed Flag WarningJAN15 hr
Oct 4, 10:37 AM CDTFire Weather WatchJAN41 hr
Oct 4, 10:37 AM CDTRed Flag WarningJAN8 hr
Oct 12, 12:48 PM CDTSevere Thunderstorm WatchSPC7 hr
Oct 12, 5:24 PM CDTMesoscale DiscussionSPC66 min
Oct 13, 1:21 AM CDTDense Fog AdvisoryJAN8 hr
Oct 22, 2:13 PM CDTFire Weather WatchJAN14 hr
Oct 24, 8:23 PM CDTMesoscale DiscussionSPC67 min
Oct 24, 8:46 PM CDTSevere Thunderstorm WatchSPC7 hr
Oct 24, 11:35 PM CDTMesoscale DiscussionSPC55 min
Oct 25, 12:34 AM CDTSevere Thunderstorm WarningJAN56 min
Oct 25, 3:54 PM CDTWind AdvisoryJAN24 hr
Oct 26, 10:05 AM CDTMesoscale DiscussionSPC115 min
Oct 26, 11:42 AM CDTTornado WatchSPC7 hr
Oct 26, 3:12 PM CDTMesoscale DiscussionSPC93 min
Oct 27, 5:29 AM CDTMesoscale DiscussionSPC61 min
Oct 27, 5:48 AM CDTTornado WatchSPC6 hr
Oct 27, 9:42 AM CDTSevere Thunderstorm WarningJAN63 min
Nov 4, 3:10 PM CDTFreeze WatchJAN13 hr
Nov 5, 4:10 AM CDTFreeze WatchJAN23 hr
Nov 5, 4:10 AM CDTFreeze WarningJAN30 hr
Nov 6, 3:22 AM CDTFreeze WatchJAN33 hr
Nov 6, 3:22 AM CDTFreeze WarningJAN30 hr
Nov 7, 10:58 AM CSTFreeze WarningJAN21 hr
Nov 20, 7:56 PM CSTDense Fog AdvisoryJAN13 hr
Nov 21, 1:55 PM CSTDense Fog AdvisoryJAN19 hr
Nov 23, 4:29 PM CSTDense Fog AdvisoryJAN16 hr
Nov 29, 4:41 PM CSTTornado WatchSPC4 hr
Nov 29, 5:55 PM CSTMesoscale DiscussionSPC95 min
Nov 29, 8:03 PM CSTTornado WarningJAN57 min
Nov 29, 8:24 PM CSTMesoscale DiscussionSPC96 min
Nov 29, 8:49 PM CSTTornado WatchSPC7 hr
Nov 29, 8:55 PM CSTTornado WarningJAN50 min
Nov 29, 9:44 PM CSTTornado WarningJAN61 min
Nov 29, 9:57 PM CSTTornado WarningJAN63 min
Nov 29, 10:45 PM CSTSevere Thunderstorm WarningJAN60 min
Nov 29, 10:56 PM CSTSevere Thunderstorm WarningJAN64 min
Nov 29, 11:48 PM CSTSevere Thunderstorm WarningJAN57 min
Dec 11, 2:31 PM CSTMesoscale DiscussionSPC89 min
Dec 11, 3:11 PM CSTWind AdvisoryJAN27 hr
Dec 11, 3:18 PM CSTTornado WatchSPC6 hr
Dec 11, 5:49 PM CSTSevere Thunderstorm WarningJAN41 min
Dec 11, 6:02 PM CSTSevere Thunderstorm WarningJAN46 min
Dec 11, 6:13 PM CSTMesoscale DiscussionSPC92 min
Dec 12, 5:33 AM CSTWind Chill AdvisoryJAN27 hr
Dec 12, 2:52 PM CSTHard Freeze WarningJAN45 hr
Dec 31, 3:58 PM CSTTornado WatchSPC7 hr
Dec 31, 5:15 PM CSTTornado WarningJAN60 min

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.