Alert archive / Florida / Hillsborough County

Weather alerts in Hillsborough County, Florida, 2024

231 weather alerts in 2024, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Hillsborough County and its neighbors

Each county as a circle sized by its count in 2024. Tap one for its archive.

Alerts
231
Warnings
66
Watches
22
Advisories
55
Busiest month
August55 alerts
Busiest day
August 5, 202415 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 9 tornado warnings covering Hillsborough County in 2024 had a tornado report inside them.

Hillsborough County, 2024

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings90100%0
Severe thunderstorm warnings12467%650%23 min
Flash flood warnings11373%3100%328 min

Each office's whole area, 2024

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Tampa Bay, FL: tornado warnings751185%1580%17 min
NWS Tampa Bay, FL: severe thunderstorm warnings38782%2752%15 min
NWS Tampa Bay, FL: flash flood warnings20575%1688%213 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, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeLasted
Jan 4, 3:51 AM ESTRip Current StatementTBW17 hr
Jan 5, 2:10 PM ESTRip Current StatementTBW29 hr
Jan 7, 1:44 PM ESTRip Current StatementTBW5 hr
Jan 8, 4:25 AM ESTCoastal Flood WatchTBW16 hr
Jan 8, 3:00 PM ESTWind AdvisoryTBW28 hr
Jan 8, 3:37 PM ESTCoastal Flood WarningTBW39 hr
Jan 8, 8:09 PM ESTCoastal Flood StatementTBW35 hr
Jan 8, 8:51 PM ESTRiver Flood WarningTBW26 hr
Jan 9, 4:22 AM ESTRip Current StatementTBW63 hr
Jan 9, 4:22 AM ESTHigh Surf AdvisoryTBW48 hr
Jan 9, 12:42 PM ESTMesoscale DiscussionSPC2 hr
Jan 9, 1:15 PM ESTTornado WatchSPC7 hr
Jan 9, 3:34 PM ESTMesoscale DiscussionSPC86 min
Jan 9, 3:43 PM ESTTornado WarningTBW17 min
Jan 9, 4:10 PM ESTTornado WarningTBW20 min
Jan 9, 4:31 PM ESTTornado WarningTBW14 min
Jan 9, 4:58 PM ESTSevere Thunderstorm WarningTBW32 min
Jan 9, 5:28 PM ESTSevere Thunderstorm WarningTBW47 min
Jan 13, 2:25 AM ESTRip Current StatementTBW17 hr
Jan 15, 9:53 AM ESTDense Fog AdvisoryTBW22 hr
Jan 16, 9:08 AM ESTWind Chill AdvisoryTBW24 hr
Jan 16, 11:17 AM ESTMesoscale DiscussionSPC118 min
Jan 16, 2:15 PM ESTRip Current StatementTBW30 hr
Jan 20, 2:23 AM ESTWind Chill AdvisoryTBW31 hr
Jan 28, 3:07 AM ESTRip Current StatementTBW46 hr
Feb 3, 4:25 AM ESTDense Fog AdvisoryTBW6 hr
Feb 5, 3:09 AM ESTRip Current StatementTBW46 hr
Feb 5, 3:09 AM ESTHigh Surf AdvisoryTBW46 hr
Feb 12, 2:42 PM ESTRip Current StatementTBW34 hr
Feb 12, 8:45 PM ESTSpecial Weather StatementTBW30 min
Feb 24, 3:41 AM ESTRip Current StatementTBW15 hr
Mar 3, 2:17 PM ESTSpecial Weather StatementTBW28 min
Mar 5, 6:08 PM ESTSpecial Weather StatementTBW37 min
Mar 5, 6:16 PM ESTSevere Thunderstorm WarningTBW29 min
Mar 5, 6:43 PM ESTSpecial Weather StatementTBW32 min
Mar 5, 8:47 PM ESTMesoscale DiscussionSPC118 min
Mar 5, 10:15 PM ESTSpecial Weather StatementTBW45 min
Mar 10, 4:40 AM EDTRip Current StatementTBW27 hr
Mar 17, 4:29 AM EDTDense Fog AdvisoryTBW5 hr
Mar 18, 1:55 PM EDTMesoscale DiscussionSPC3 hr
Mar 22, 3:24 AM EDTRip Current StatementTBW65 hr
Mar 27, 7:50 PM EDTRip Current StatementTBW48 hr
Apr 2, 3:45 PM EDTWind AdvisoryTBW25 hr
Apr 2, 8:00 PM EDTRip Current StatementTBW3 days
Apr 3, 1:56 PM EDTSpecial Weather StatementTBW64 min
Apr 3, 2:14 PM EDTSevere Thunderstorm WarningTBW31 min
Apr 3, 2:52 PM EDTSpecial Weather StatementTBW53 min
Apr 3, 3:22 PM EDTMesoscale DiscussionSPC83 min
Apr 3, 3:50 PM EDTSpecial Weather StatementTBW55 min
Apr 6, 5:00 AM EDTRip Current StatementTBW15 hr
Apr 10, 1:05 PM EDTWind AdvisoryTBW31 hr
Apr 10, 2:58 PM EDTCoastal Flood WatchTBW13 hr
Apr 10, 2:58 PM EDTRip Current StatementTBW3 days
Apr 11, 3:55 AM EDTCoastal Flood WarningTBW16 hr
Apr 11, 3:55 AM EDTHigh Surf AdvisoryTBW40 hr
Apr 11, 7:32 AM EDTTornado WatchSPC7 hr
Apr 11, 9:28 AM EDTRiver Flood WarningTBW13 hr
Apr 11, 10:33 AM EDTMesoscale DiscussionSPC117 min
Apr 11, 11:47 AM EDTSevere Thunderstorm WarningTBW43 min
Apr 11, 12:30 PM EDTSevere Thunderstorm WarningTBW45 min
Apr 11, 12:45 PM EDTMesoscale DiscussionSPC2 hr
Apr 11, 12:48 PM EDTTornado WarningTBW12 min
Apr 11, 12:56 PM EDTTornado Warning Tornado observedTBW19 min
Apr 11, 1:16 PM EDTSevere Thunderstorm WarningTBW44 min
May 14, 8:43 AM EDTMesoscale DiscussionSPC92 min
May 14, 10:30 AM EDTMesoscale DiscussionSPC2 hr
May 14, 11:07 AM EDTSevere Thunderstorm WarningTBW38 min
May 14, 11:31 AM EDTSevere Thunderstorm WarningTBW44 min
May 14, 11:50 AM EDTSpecial Weather StatementTBW55 min
May 15, 2:47 AM EDTTornado WatchSPC8 hr
May 15, 4:00 AM EDTRip Current StatementTBW40 hr
May 15, 4:58 AM EDTMesoscale DiscussionSPC92 min
May 15, 7:30 AM EDTSpecial Weather StatementTBW30 min
May 15, 8:36 AM EDTMesoscale DiscussionSPC84 min
May 15, 10:52 AM EDTSevere Thunderstorm WatchSPC5 hr
May 15, 1:15 PM EDTMesoscale DiscussionSPC90 min
May 17, 12:07 PM EDTRip Current StatementTBW8 hr
May 18, 7:41 AM EDTRip Current StatementTBW12 hr
May 19, 4:08 AM EDTRip Current StatementTBW16 hr
Jun 6, 4:08 PM EDTSevere Thunderstorm WarningTBW37 min
Jun 12, 6:24 AM EDTRip Current StatementTBW26 hr
Jun 14, 8:08 PM EDTSpecial Weather StatementTBW37 min
Jun 16, 8:07 PM EDTSevere Thunderstorm WarningTBW19 min
Jun 22, 5:59 PM EDTAreal Flood AdvisoryTBW3 hr
Jun 23, 4:03 PM EDTAreal Flood AdvisoryTBW117 min
Jun 23, 4:36 PM EDTSpecial Weather StatementTBW24 min
Jun 24, 10:13 PM EDTAreal Flood AdvisoryTBW77 min
Jun 29, 1:16 PM EDTSpecial Weather StatementTBW29 min
Jul 3, 7:23 PM EDTSpecial Weather StatementTBW37 min
Jul 3, 8:24 PM EDTSpecial Weather StatementTBW36 min
Jul 4, 4:08 AM EDTHeat AdvisoryTBW14 hr
Jul 5, 2:34 AM EDTHeat AdvisoryTBW16 hr
Jul 5, 5:59 PM EDTAreal Flood AdvisoryTBW3 hr
Jul 6, 5:47 AM EDTHeat AdvisoryTBW12 hr
Jul 7, 2:23 AM EDTHeat AdvisoryTBW16 hr
Jul 8, 2:55 AM EDTHeat AdvisoryTBW15 hr
Jul 12, 3:44 PM EDTAreal Flood AdvisoryTBW2 hr
Jul 14, 4:53 PM EDTSpecial Weather StatementTBW37 min
Jul 14, 4:55 PM EDTSevere Thunderstorm WarningTBW20 min
Jul 14, 5:17 PM EDTSpecial Weather StatementTBW28 min
Jul 18, 6:48 PM EDTSpecial Weather StatementTBW42 min
Jul 19, 7:06 PM EDTSpecial Weather StatementTBW39 min
Jul 22, 5:37 PM EDTSpecial Weather StatementTBW23 min
Jul 22, 6:33 PM EDTSpecial Weather StatementTBW42 min
Jul 23, 5:57 PM EDTAreal Flood AdvisoryTBW63 min
Jul 24, 5:26 PM EDTSpecial Weather StatementTBW34 min
Aug 1, 3:45 AM EDTHeat AdvisoryTBW14 hr
Aug 2, 3:42 AM EDTHeat AdvisoryTBW14 hr
Aug 2, 11:39 AM EDTTropical Storm WatchTBW72 hr
Aug 2, 5:16 PM EDTStorm Surge WatchTBW63 hr
Aug 2, 5:16 PM EDTTropical Storm WarningTBW72 hr
Aug 2, 5:27 PM EDTSpecial Weather StatementTBW33 min
Aug 2, 6:17 PM EDTSpecial Weather StatementTBW43 min
Aug 3, 2:49 AM EDTHeat AdvisoryTBW15 hr
Aug 3, 9:28 AM EDTRiver Flood WarningTBW61 hr
Aug 3, 9:28 AM EDTRiver Flood WarningTBW21 days
Aug 3, 10:56 AM EDTStorm Surge WarningTBW54 hr
Aug 3, 12:50 PM EDTSpecial Weather StatementTBW55 min
Aug 3, 1:55 PM EDTFlood WatchTBW54 hr
Aug 3, 3:17 PM EDTMesoscale DiscussionSPC2 hr
Aug 4, 7:47 AM EDTMesoscale DiscussionSPC88 min
Aug 4, 10:32 AM EDTMesoscale DiscussionSPC88 min
Aug 4, 10:57 AM EDTTornado WatchSPC9 hr
Aug 4, 11:09 AM EDTRiver Flood WarningTBW8 days
Aug 4, 11:09 AM EDTRiver Flood WarningTBW21 days
Aug 4, 11:15 AM EDTTornado WarningTBW30 min
Aug 4, 1:47 PM EDTMesoscale DiscussionSPC118 min
Aug 4, 4:53 PM EDTMesoscale DiscussionSPC2 hr
Aug 4, 6:13 PM EDTFlash Flood WarningTBW3 hr
Aug 4, 7:05 PM EDTMesoscale DiscussionSPC55 min
Aug 4, 7:57 PM EDTTornado WatchSPC10 hr
Aug 4, 8:06 PM EDTTornado WarningTBW12 min
Aug 4, 9:10 PM EDTFlash Flood WarningTBW3 hr
Aug 4, 10:11 PM EDTMesoscale DiscussionSPC2 hr
Aug 4, 11:40 PM EDTCoastal Flood AdvisoryTBW23 hr
Aug 4, 11:40 PM EDTRip Current StatementTBW4 days
Aug 4, 11:40 PM EDTHigh Surf AdvisoryTBW44 hr
Aug 5, 12:09 AM EDTFlash Flood Warning Considerable damage threatTBW5 hr
Aug 5, 12:31 AM EDTMesoscale DiscussionSPC119 min
Aug 5, 2:04 AM EDTFlash Flood WarningTBW3 hr
Aug 5, 4:47 AM EDTFlash Flood WarningTBW6 hr
Aug 5, 5:09 AM EDTMesoscale DiscussionSPC96 min
Aug 5, 5:13 AM EDTTornado WarningTBW6 min
Aug 5, 5:57 AM EDTTornado WatchSPC12 hr
Aug 5, 11:45 AM EDTAreal Flood WarningTBW6 hr
Aug 5, 12:08 PM EDTMesoscale DiscussionSPC52 min
Aug 6, 5:07 AM EDTRiver Flood WarningTBW4 days
Aug 8, 3:35 AM EDTHeat AdvisoryTBW14 hr
Aug 9, 3:47 AM EDTHeat AdvisoryTBW14 hr
Aug 20, 3:17 PM EDTSpecial Weather StatementTBW28 min
Aug 21, 8:57 PM EDTRiver Flood WarningTBW3 days
Aug 22, 9:28 AM EDTAreal Flood AdvisoryTBW4 hr
Aug 23, 4:28 PM EDTAreal Flood AdvisoryTBW77 min
Aug 23, 5:06 PM EDTSpecial Weather StatementTBW24 min
Aug 23, 6:45 PM EDTAreal Flood AdvisoryTBW75 min
Aug 23, 6:55 PM EDTAreal Flood AdvisoryTBW2 hr
Aug 23, 9:37 PM EDTRiver Flood WarningTBW21 days
Aug 26, 5:28 PM EDTAreal Flood AdvisoryTBW2 hr
Aug 26, 5:48 PM EDTAreal Flood AdvisoryTBW117 min
Aug 28, 5:05 PM EDTAreal Flood AdvisoryTBW115 min
Aug 28, 5:37 PM EDTAreal Flood AdvisoryTBW113 min
Sep 3, 10:05 AM EDTRiver Flood WarningTBW4 days
Sep 3, 10:05 AM EDTRiver Flood WarningTBW21 days
Sep 4, 6:29 AM EDTRiver Flood WarningTBW70 hr
Sep 4, 5:25 PM EDTAreal Flood AdvisoryTBW2 hr
Sep 4, 5:51 PM EDTAreal Flood AdvisoryTBW114 min
Sep 5, 3:00 AM EDTHeat AdvisoryTBW15 hr
Sep 5, 7:46 PM EDTAreal Flood AdvisoryTBW119 min
Sep 5, 9:39 PM EDTAreal Flood AdvisoryTBW2 hr
Sep 6, 9:26 AM EDTRiver Flood WarningTBW9 days
Sep 9, 5:46 PM EDTAreal Flood AdvisoryTBW74 min
Sep 11, 8:57 AM EDTRip Current StatementTBW59 hr
Sep 11, 7:26 PM EDTAreal Flood AdvisoryTBW3 hr
Sep 13, 4:23 PM EDTSpecial Weather StatementTBW37 min
Sep 18, 4:57 PM EDTAreal Flood AdvisoryTBW2 hr
Sep 24, 2:51 AM EDTFlood WatchTBW3 days
Sep 24, 5:08 AM EDTHurricane WatchTBW3 days
Sep 24, 5:08 AM EDTStorm Surge WatchTBW12 hr
Sep 24, 5:08 AM EDTTropical Storm WatchTBW12 hr
Sep 24, 5:09 PM EDTStorm Surge WarningTBW66 hr
Sep 24, 5:09 PM EDTTropical Storm WarningTBW60 hr
Sep 24, 5:36 PM EDTRiver Flood WarningTBW68 hr
Sep 25, 10:00 AM EDTRiver Flood WarningTBW21 days
Sep 26, 6:42 AM EDTTornado WatchSPC13 hr
Sep 26, 12:32 PM EDTMesoscale DiscussionSPC118 min
Sep 26, 3:14 PM EDTMesoscale DiscussionSPC2 hr
Sep 26, 6:47 PM EDTTornado WarningTBW13 min
Sep 26, 7:02 PM EDTMesoscale DiscussionSPC88 min
Sep 26, 7:50 PM EDTTornado WatchSPC9 hr
Sep 26, 11:57 PM EDTRiver Flood WarningTBW3 days
Sep 27, 12:46 AM EDTMesoscale DiscussionSPC119 min
Sep 27, 11:38 AM EDTRip Current StatementTBW26 hr
Sep 27, 11:38 AM EDTHigh Surf AdvisoryTBW26 hr
Oct 2, 11:04 PM EDTAreal Flood AdvisoryTBW3 hr
Oct 3, 5:30 PM EDTFlash Flood WarningTBW2 hr
Oct 3, 7:43 PM EDTRiver Flood WarningTBW29 hr
Oct 5, 2:36 PM EDTFlood WatchTBW5 days
Oct 5, 9:47 PM EDTRiver Flood WarningTBW21 days
Oct 7, 5:33 AM EDTHurricane WatchTBW12 hr
Oct 7, 5:33 AM EDTStorm Surge WatchTBW12 hr
Oct 7, 5:07 PM EDTHurricane WarningTBW63 hr
Oct 7, 5:07 PM EDTStorm Surge WarningTBW63 hr
Oct 7, 5:08 PM EDTRiver Flood WarningTBW54 hr
Oct 7, 10:23 PM EDTRiver Flood WarningTBW21 days
Oct 7, 10:23 PM EDTRiver Flood WarningTBW21 days
Oct 8, 11:09 AM EDTRiver Flood WarningTBW21 days
Oct 9, 8:20 AM EDTTornado WatchSPC13 hr
Oct 9, 3:12 PM EDTFlash Flood WarningTBW3 hr
Oct 9, 6:22 PM EDTMesoscale DiscussionSPC113 min
Oct 9, 6:23 PM EDTFlash Flood WarningTBW82 min
Oct 9, 6:36 PM EDTExtreme Wind WarningTBW3 hr
Oct 9, 7:43 PM EDTFlash Flood WarningTBW7 hr
Oct 9, 8:23 PM EDTFlash Flood Warning EmergencyConsiderable damage threatTBW6 hr
Oct 9, 9:47 PM EDTFlash Flood Warning EmergencyConsiderable damage threatTBW6 hr
Oct 10, 2:42 AM EDTAreal Flood WarningTBW6 hr
Oct 10, 5:45 AM EDTRip Current StatementTBW32 hr
Oct 10, 8:06 AM EDTHigh Surf AdvisoryTBW15 hr
Oct 12, 10:21 AM EDTRiver Flood WarningTBW7 hr
Nov 6, 2:55 PM ESTRip Current StatementTBW52 hr
Nov 9, 3:28 AM ESTRip Current StatementTBW16 hr
Nov 19, 1:53 PM ESTRip Current StatementTBW3 days
Nov 20, 7:07 AM ESTCoastal Flood StatementTBW12 hr
Nov 27, 5:45 AM ESTDense Fog AdvisoryTBW3 hr
Nov 28, 4:38 AM ESTDense Fog AdvisoryTBW3 hr
Dec 11, 3:57 AM ESTRip Current StatementTBW39 hr
Dec 11, 11:43 AM ESTMesoscale DiscussionSPC92 min
Dec 11, 2:30 PM ESTCold Weather AdvisoryTBW18 hr
Dec 18, 8:10 PM ESTDense Fog AdvisoryTBW13 hr
Dec 19, 5:41 PM ESTDense Fog AdvisoryTBW9 hr
Dec 30, 3:41 AM ESTDense Fog AdvisoryTBW6 hr
Dec 30, 2:38 PM ESTDense Fog AdvisoryTBW19 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 archive20232025

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.