Alert archive / Florida / Walton County / Severe Thunderstorm Warnings

Severe Thunderstorm Warnings in Walton County, Florida, 2014

46 severe thunderstorm warnings in 2014. An alert counts here when it covered this county. The archive of severe thunderstorm warnings reaches back to 1986.

Walton County and its neighbors

Each county as a circle sized by its count in 2014. Tap one for its archive.

Severe Thunderstorm Warnings
46
Busiest month
April11 severe thunderstorm warnings
Busiest day
April 30, 20147 severe thunderstorm warnings

Over time

By month

Warning verification

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

20 of 46 severe thunderstorm warnings covering Walton County in 2014 had a qualifying storm report inside them; 19 of 21 hail, wind and damage reports fell inside a warning, on average 20 minutes after it went out.

Walton County, 2014

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Severe thunderstorm warnings462057%2190%20 min

Each office's whole area, 2014

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Tallahassee, FL: severe thunderstorm warnings30018040%41879%21 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 11, 8:02 AM CSTSevere Thunderstorm WarningTAE28 min
Jan 11, 9:43 AM CSTSevere Thunderstorm WarningTAE47 min
Feb 21, 3:55 AM CSTSevere Thunderstorm WarningTAE35 min
Feb 21, 4:28 AM CSTSevere Thunderstorm WarningTAE47 min
Feb 21, 5:00 AM CSTSevere Thunderstorm WarningTAE45 min
Feb 21, 5:07 AM CSTSevere Thunderstorm WarningTAE38 min
Mar 16, 9:54 AM CDTSevere Thunderstorm WarningTAE51 min
Mar 16, 10:42 AM CDTSevere Thunderstorm WarningTAE48 min
Mar 28, 11:09 AM CDTSevere Thunderstorm WarningTAE66 min
Mar 28, 11:53 AM CDTSevere Thunderstorm WarningTAE52 min
Apr 5, 4:14 PM CDTSevere Thunderstorm WarningTAE46 min
Apr 14, 9:00 PM CDTSevere Thunderstorm WarningTAE30 min
Apr 29, 4:09 AM CDTSevere Thunderstorm WarningTAE51 min
Apr 29, 4:40 AM CDTSevere Thunderstorm WarningTAE35 min
Apr 29, 10:33 PM CDTSevere Thunderstorm WarningTAE57 min
Apr 29, 11:01 PM CDTSevere Thunderstorm WarningTAE44 min
Apr 29, 11:42 PM CDTSevere Thunderstorm WarningTAE63 min
Apr 30, 12:17 AM CDTSevere Thunderstorm WarningTAE58 min
Apr 30, 12:46 AM CDTSevere Thunderstorm WarningTAE44 min
Apr 30, 1:04 AM CDTSevere Thunderstorm WarningTAE41 min
Apr 30, 3:35 AM CDTSevere Thunderstorm WarningTAE40 min
May 14, 5:38 PM CDTSevere Thunderstorm WarningTAE52 min
May 25, 3:47 PM CDTSevere Thunderstorm WarningTAE43 min
Jun 6, 9:26 PM CDTSevere Thunderstorm WarningTAE49 min
Jun 7, 3:25 PM CDTSevere Thunderstorm WarningTAE35 min
Jun 8, 4:36 PM CDTSevere Thunderstorm WarningTAE39 min
Jun 8, 5:07 PM CDTSevere Thunderstorm WarningTAE38 min
Jun 8, 5:19 PM CDTSevere Thunderstorm WarningTAE41 min
Jun 17, 7:04 PM CDTSevere Thunderstorm WarningTAE41 min
Jun 20, 4:59 PM CDTSevere Thunderstorm WarningTAE46 min
Jun 22, 3:47 PM CDTSevere Thunderstorm WarningTAE28 min
Aug 9, 1:05 PM CDTSevere Thunderstorm WarningTAE8 min
Aug 18, 1:28 PM CDTSevere Thunderstorm WarningTAE47 min
Aug 24, 5:54 PM CDTSevere Thunderstorm WarningTAE30 min
Aug 24, 6:11 PM CDTSevere Thunderstorm WarningTAE34 min
Oct 3, 9:41 AM CDTSevere Thunderstorm WarningTAE49 min
Oct 13, 11:56 AM CDTSevere Thunderstorm WarningTAE35 min
Oct 13, 4:34 PM CDTSevere Thunderstorm WarningTAE16 min
Oct 14, 1:14 AM CDTSevere Thunderstorm WarningTAE31 min
Oct 14, 1:41 AM CDTSevere Thunderstorm WarningTAE49 min
Oct 14, 1:57 AM CDTSevere Thunderstorm WarningTAE48 min
Oct 14, 5:29 AM CDTSevere Thunderstorm WarningTAE46 min
Oct 14, 6:20 AM CDTSevere Thunderstorm WarningTAE55 min
Nov 17, 2:43 AM CSTSevere Thunderstorm WarningTAE47 min
Nov 17, 7:17 AM CSTSevere Thunderstorm WarningTAE28 min
Nov 23, 12:14 PM CSTSevere Thunderstorm WarningTAE31 min

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20132015

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.