Alert archive / Mississippi / Winston County

Weather alerts in Winston County, Mississippi, 2018

98 weather alerts in 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Winston County and its neighbors

Each county as a circle sized by its count in 2018. Tap one for its archive.

Alerts
98
Warnings
27
Watches
17
Advisories
19
Busiest month
March17 alerts
Busiest day
March 11, 20185 alerts

Over time

By month

Warning verification

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

1 of 1 tornado warnings covering Winston County in 2018 had a tornado report inside them; 1 of 2 tornado reports fell inside a warning, on average 2 minutes after it went out.

Winston County, 2018

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings110%250%2 min
Severe thunderstorm warnings14843%1283%21 min
Flash flood warnings30100%0

Each office's whole area, 2018

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Jackson, MS: tornado warnings912869%7751%15 min
NWS Jackson, MS: severe thunderstorm warnings44925044%72475%25 min
NWS Jackson, MS: flash flood warnings1217439%24585%93 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 9, 7:18 PM CSTDense Fog AdvisoryJAN10 hr
Jan 15, 4:14 AM CSTWinter Storm WatchJAN11 hr
Jan 15, 2:45 PM CSTWind Chill AdvisoryJAN45 hr
Jan 15, 2:45 PM CSTWinter Weather AdvisoryJAN33 hr
Jan 15, 2:56 PM CSTHard Freeze WarningJAN69 hr
Jan 22, 8:13 AM CSTSpecial Weather StatementJAN47 min
Feb 6, 4:31 PM CSTFlash Flood WatchJAN16 hr
Feb 7, 1:34 AM CSTSevere Thunderstorm WarningJAN41 min
Feb 24, 5:29 PM CSTMesoscale DiscussionSPC91 min
Feb 25, 12:19 AM CSTSpecial Weather StatementJAN56 min
Mar 7, 2:03 AM CSTFreeze WarningJAN30 hr
Mar 7, 2:52 PM CSTFreeze WatchJAN12 hr
Mar 8, 3:03 AM CSTFreeze WarningJAN29 hr
Mar 10, 8:33 PM CSTSevere Thunderstorm WatchSPC7 hr
Mar 10, 10:10 PM CSTSevere Thunderstorm WarningJAN50 min
Mar 10, 10:28 PM CSTFlash Flood WarningJAN3 hr
Mar 10, 10:38 PM CSTSevere Thunderstorm WarningJAN67 min
Mar 10, 10:44 PM CSTMesoscale DiscussionSPC91 min
Mar 12, 3:12 PM CDTFreeze WatchJAN24 hr
Mar 13, 4:46 AM CDTFreeze WarningJAN28 hr
Mar 13, 3:19 PM CDTFreeze WatchJAN23 hr
Mar 14, 2:07 PM CDTFreeze WarningJAN18 hr
Mar 19, 3:54 AM CDTMesoscale DiscussionSPC2 hr
Mar 19, 4:55 AM CDTDense Fog AdvisoryJAN5 hr
Mar 28, 2:43 PM CDTMesoscale DiscussionSPC92 min
Mar 28, 3:27 PM CDTTornado WatchSPC8 hr
Mar 28, 9:08 PM CDTSevere Thunderstorm WarningJAN18 min
Apr 3, 7:43 PM CDTMesoscale DiscussionSPC92 min
Apr 3, 8:13 PM CDTSevere Thunderstorm WatchSPC3 hr
Apr 3, 8:55 PM CDTSevere Thunderstorm WarningJAN65 min
Apr 7, 3:45 AM CDTFreeze WarningJAN28 hr
Apr 12, 2:51 PM CDTFlash Flood WatchJAN52 hr
Apr 14, 4:35 AM CDTMesoscale DiscussionSPC115 min
Apr 14, 6:37 AM CDTMesoscale DiscussionSPC83 min
Apr 14, 6:57 AM CDTTornado WatchSPC7 hr
Apr 14, 9:16 AM CDTSevere Thunderstorm WarningJAN59 min
Apr 27, 12:58 AM CDTDense Fog AdvisoryJAN8 hr
May 6, 3:48 AM CDTDense Fog AdvisoryJAN5 hr
May 16, 7:40 PM CDTSpecial Weather StatementJAN35 min
May 16, 8:31 PM CDTSevere Thunderstorm WarningJAN22 min
May 30, 5:00 PM CDTSpecial Weather StatementJAN30 min
May 30, 5:42 PM CDTSpecial Weather StatementJAN48 min
Jun 3, 1:32 AM CDTMesoscale DiscussionSPC118 min
Jun 3, 1:55 AM CDTSevere Thunderstorm WatchSPC4 hr
Jun 3, 3:54 AM CDTMesoscale DiscussionSPC66 min
Jun 26, 3:47 AM CDTHeat AdvisoryJAN16 hr
Jun 26, 3:25 PM CDTHeat AdvisoryJAN30 hr
Jun 27, 2:43 PM CDTHeat AdvisoryJAN29 hr
Jun 28, 4:59 PM CDTSevere Thunderstorm WatchSPC7 hr
Jun 28, 6:09 PM CDTSpecial Weather StatementJAN66 min
Jun 30, 2:49 PM CDTSpecial Weather StatementJAN41 min
Jun 30, 3:58 PM CDTSevere Thunderstorm WarningJAN47 min
Jul 2, 3:51 PM CDTSpecial Weather StatementJAN24 min
Jul 2, 4:22 PM CDTSevere Thunderstorm WarningJAN20 min
Jul 4, 3:02 PM CDTMesoscale DiscussionSPC58 min
Jul 13, 4:42 AM CDTHeat AdvisoryJAN14 hr
Jul 15, 3:55 AM CDTHeat AdvisoryJAN15 hr
Jul 16, 3:16 AM CDTHeat AdvisoryJAN16 hr
Jul 16, 3:03 PM CDTSpecial Weather StatementJAN42 min
Jul 18, 5:49 PM CDTSpecial Weather StatementJAN41 min
Jul 19, 3:13 PM CDTHeat AdvisoryJAN29 hr
Jul 20, 1:23 PM CDTMesoscale DiscussionSPC97 min
Aug 6, 4:09 PM CDTSpecial Weather StatementJAN36 min
Aug 16, 4:20 PM CDTSpecial Weather StatementJAN25 min
Aug 16, 4:37 PM CDTSevere Thunderstorm WarningJAN26 min
Aug 17, 2:47 PM CDTSpecial Weather StatementJAN28 min
Aug 17, 6:03 PM CDTSpecial Weather StatementJAN27 min
Aug 18, 9:38 AM CDTSpecial Weather StatementJAN52 min
Aug 18, 10:44 AM CDTFlash Flood WarningJAN2 hr
Sep 3, 4:18 AM CDTFlash Flood WatchJAN4 days
Sep 5, 1:23 PM CDTMesoscale DiscussionSPC3 hr
Sep 5, 8:16 PM CDTFlash Flood WarningJAN3 hr
Sep 9, 4:42 PM CDTSpecial Weather StatementJAN33 min
Oct 31, 11:07 PM CDTTornado WatchSPC9 hr
Nov 1, 4:30 AM CDTMesoscale DiscussionSPC2 hr
Nov 1, 4:34 AM CDTSevere Thunderstorm WarningJAN35 min
Nov 1, 5:12 AM CDTSevere Thunderstorm WarningJAN63 min
Nov 1, 5:20 AM CDTTornado WarningJAN35 min
Nov 4, 9:50 PM CSTDense Fog AdvisoryJAN10 hr
Nov 5, 11:31 PM CSTMesoscale DiscussionSPC59 min
Nov 6, 1:43 AM CSTSevere Thunderstorm WarningJAN47 min
Nov 6, 1:59 AM CSTSevere Thunderstorm WarningJAN46 min
Nov 9, 3:22 AM CSTFreeze WarningJAN30 hr
Nov 10, 3:41 AM CSTFreeze WarningJAN24 hr
Nov 13, 3:34 PM CSTFreeze WatchJAN18 hr
Nov 14, 9:33 AM CSTFreeze WarningJAN23 hr
Nov 14, 6:19 PM CSTSpecial Weather StatementJAN3 hr
Nov 24, 10:04 PM CSTDense Fog AdvisoryJAN11 hr
Dec 11, 3:44 AM CSTFreezing Fog AdvisoryJAN6 hr
Dec 16, 2:23 PM CSTDense Fog AdvisoryJAN20 hr
Dec 18, 12:32 AM CSTDense Fog AdvisoryJAN9 hr
Dec 26, 3:44 AM CSTFlash Flood WatchJAN52 hr
Dec 26, 12:40 PM CSTWind AdvisoryJAN27 hr
Dec 27, 12:25 PM CSTSpecial Weather StatementJAN50 min
Dec 31, 7:02 AM CSTMesoscale DiscussionSPC118 min
Dec 31, 11:22 AM CSTMesoscale DiscussionSPC83 min
Dec 31, 11:47 AM CSTTornado WatchSPC5 hr
Dec 31, 1:54 PM 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 archive20172019

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.