Alert archive / Florida / Nassau County

Weather alerts in Nassau County, Florida, 2021

220 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Nassau County and its neighbors

Each county as a circle sized by its count in 2021. Tap one for its archive.

Alerts
220
Warnings
42
Watches
15
Advisories
44
Busiest month
June35 alerts
Busiest day
July 7, 202114 alerts

Over time

By month

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 7, 1:35 AM ESTRip Current StatementJAX17 hr
Jan 8, 1:36 PM ESTFreeze WatchJAX13 hr
Jan 9, 2:46 AM ESTFrost AdvisoryJAX28 hr
Jan 9, 2:46 AM ESTFreeze WarningJAX28 hr
Jan 16, 2:56 AM ESTFrost AdvisoryJAX30 hr
Jan 16, 2:56 AM ESTFreeze WatchJAX11 hr
Jan 16, 1:49 PM ESTFreeze WarningJAX19 hr
Jan 18, 2:28 AM ESTFreeze WarningJAX30 hr
Jan 18, 7:50 AM ESTFrost AdvisoryJAX25 hr
Jan 27, 2:04 PM ESTMesoscale DiscussionSPC116 min
Jan 27, 3:12 PM ESTSevere Thunderstorm WarningJAX63 min
Jan 28, 1:36 PM ESTFrost AdvisoryJAX19 hr
Jan 31, 10:12 PM ESTMesoscale DiscussionSPC2 hr
Jan 31, 11:09 PM ESTSpecial Weather StatementJAX51 min
Jan 31, 11:30 PM ESTSevere Thunderstorm WarningJAX45 min
Feb 1, 2:32 PM ESTWind Chill AdvisoryJAX18 hr
Feb 2, 1:09 AM ESTFreeze WarningJAX32 hr
Feb 2, 2:32 PM ESTFreeze WatchJAX19 hr
Feb 2, 2:34 PM ESTWind Chill AdvisoryJAX18 hr
Feb 3, 9:13 AM ESTFreeze WarningJAX24 hr
Feb 10, 4:35 PM ESTDense Fog AdvisoryJAX19 hr
Feb 11, 2:27 PM ESTDense Fog AdvisoryJAX18 hr
Feb 12, 8:44 PM ESTRiver Flood WarningJAX21 days
Feb 15, 2:47 PM ESTMesoscale DiscussionSPC118 min
Feb 15, 3:02 PM ESTTornado WatchSPC7 hr
Feb 15, 4:48 PM ESTSpecial Weather StatementJAX57 min
Feb 15, 5:53 PM ESTSpecial Weather StatementJAX37 min
Feb 18, 1:59 AM ESTDense Fog AdvisoryJAX5 hr
Feb 21, 3:14 AM ESTRip Current StatementJAX15 hr
Feb 22, 3:12 AM ESTRip Current StatementJAX14 hr
Feb 25, 10:37 PM ESTDense Fog AdvisoryJAX12 hr
Mar 2, 2:21 AM ESTRip Current StatementJAX17 hr
Mar 3, 2:17 AM ESTRip Current StatementJAX17 hr
Mar 5, 2:48 AM ESTRip Current StatementJAX5 days
Mar 18, 2:31 AM EDTWind AdvisoryJAX15 hr
Mar 18, 11:42 AM EDTTornado WatchSPC6 hr
Mar 18, 3:40 PM EDTSpecial Weather StatementJAX50 min
Mar 20, 3:04 AM EDTRip Current StatementJAX4 days
Mar 20, 3:04 AM EDTHigh Surf AdvisoryJAX3 days
Mar 20, 7:32 AM EDTWind AdvisoryJAX15 hr
Mar 21, 6:53 AM EDTWind AdvisoryJAX19 hr
Mar 27, 7:54 AM EDTDense Fog AdvisoryJAX2 hr
Mar 27, 10:02 AM EDTDense Fog AdvisoryJAX49 min
Mar 31, 3:04 AM EDTDense Fog AdvisoryJAX6 hr
Apr 2, 2:46 AM EDTRip Current StatementJAX41 hr
Apr 2, 2:49 AM EDTFrost AdvisoryJAX30 hr
Apr 10, 2:33 AM EDTRip Current StatementJAX17 hr
Apr 10, 3:13 PM EDTMesoscale DiscussionSPC2 hr
Apr 10, 4:08 PM EDTSpecial Weather StatementJAX67 min
Apr 10, 4:44 PM EDTSevere Thunderstorm WarningJAX34 min
Apr 11, 6:51 AM EDTSpecial Weather StatementJAX39 min
Apr 11, 7:01 AM EDTSpecial Weather StatementJAX44 min
Apr 11, 1:11 PM EDTSpecial Weather StatementJAX49 min
Apr 22, 2:45 AM EDTRip Current StatementJAX17 hr
Apr 24, 10:10 AM EDTMesoscale DiscussionSPC95 min
Apr 24, 10:35 AM EDTTornado WatchSPC7 hr
Apr 24, 3:57 PM EDTSevere Thunderstorm WarningJAX48 min
Apr 24, 4:10 PM EDTSevere Thunderstorm WarningJAX28 min
Apr 24, 4:18 PM EDTSevere Thunderstorm WarningJAX42 min
Apr 24, 4:35 PM EDTMesoscale DiscussionSPC85 min
Apr 25, 12:26 AM EDTSpecial Weather StatementJAX34 min
Apr 25, 2:01 AM EDTSpecial Weather StatementJAX44 min
Apr 25, 2:12 AM EDTSevere Thunderstorm WarningJAX36 min
Apr 25, 2:15 AM EDTMesoscale DiscussionSPC3 hr
May 5, 1:36 AM EDTSpecial Weather StatementJAX39 min
May 5, 4:30 PM EDTSpecial Weather StatementJAX45 min
May 5, 6:51 PM EDTSpecial Weather StatementJAX24 min
May 11, 1:12 PM EDTMesoscale DiscussionSPC2 hr
May 12, 12:30 PM EDTMesoscale DiscussionSPC2 hr
May 12, 3:21 PM EDTSpecial Weather StatementJAX39 min
May 12, 4:15 PM EDTSpecial Weather StatementJAX60 min
May 12, 4:16 PM EDTSpecial Weather StatementJAX59 min
May 13, 3:08 AM EDTRip Current StatementJAX4 days
May 18, 2:13 AM EDTRip Current StatementJAX7 days
May 31, 8:57 AM EDTRip Current StatementJAX17 hr
Jun 2, 4:55 AM EDTDense Fog AdvisoryJAX4 hr
Jun 5, 3:18 AM EDTRip Current StatementJAX49 hr
Jun 5, 2:25 PM EDTSpecial Weather StatementJAX35 min
Jun 7, 2:41 PM EDTSpecial Weather StatementJAX34 min
Jun 9, 6:34 PM EDTSpecial Weather StatementJAX41 min
Jun 9, 6:42 PM EDTSevere Thunderstorm WarningJAX22 min
Jun 10, 4:17 PM EDTSpecial Weather StatementJAX43 min
Jun 12, 3:25 PM EDTSpecial Weather StatementJAX50 min
Jun 12, 4:10 PM EDTSevere Thunderstorm WarningJAX25 min
Jun 12, 4:15 PM EDTSpecial Weather StatementJAX45 min
Jun 14, 4:36 PM EDTSpecial Weather StatementJAX39 min
Jun 14, 5:08 PM EDTSpecial Weather StatementJAX52 min
Jun 14, 5:11 PM EDTSpecial Weather StatementJAX34 min
Jun 14, 5:45 PM EDTSpecial Weather StatementJAX30 min
Jun 15, 1:33 PM EDTMesoscale DiscussionSPC2 hr
Jun 15, 4:33 PM EDTSevere Thunderstorm WarningJAX27 min
Jun 15, 4:36 PM EDTSpecial Weather StatementJAX54 min
Jun 15, 4:54 PM EDTSevere Thunderstorm WarningJAX36 min
Jun 15, 5:09 PM EDTSevere Thunderstorm WarningJAX22 min
Jun 15, 5:12 PM EDTSevere Thunderstorm WarningJAX48 min
Jun 15, 5:26 PM EDTSevere Thunderstorm WarningJAX49 min
Jun 15, 5:30 PM EDTSevere Thunderstorm WarningJAX45 min
Jun 16, 9:09 PM EDTSpecial Weather StatementJAX36 min
Jun 16, 9:44 PM EDTSpecial Weather StatementJAX46 min
Jun 16, 9:51 PM EDTSpecial Weather StatementJAX24 min
Jun 16, 10:19 PM EDTSpecial Weather StatementJAX26 min
Jun 16, 10:46 PM EDTSpecial Weather StatementJAX29 min
Jun 16, 11:15 PM EDTSpecial Weather StatementJAX30 min
Jun 20, 8:40 AM EDTMesoscale DiscussionSPC3 hr
Jun 21, 12:48 PM EDTSpecial Weather StatementJAX27 min
Jun 21, 1:18 PM EDTSpecial Weather StatementJAX27 min
Jun 22, 11:59 AM EDTSpecial Weather StatementJAX61 min
Jun 24, 3:06 PM EDTAreal Flood WarningJAX114 min
Jun 25, 10:07 AM EDTRip Current StatementJAX11 hr
Jun 25, 9:43 PM EDTRiver Flood WarningJAX36 hr
Jul 3, 9:36 AM EDTRiver Flood WarningJAX15 days
Jul 4, 4:14 PM EDTAreal Flood WarningJAX4 hr
Jul 4, 5:21 PM EDTSpecial Weather StatementJAX54 min
Jul 5, 11:07 AM EDTTropical Storm WatchJAX36 hr
Jul 6, 2:40 AM EDTFlood WatchJAX43 hr
Jul 6, 4:51 AM EDTTropical Storm WarningJAX42 hr
Jul 6, 4:56 PM EDTWind AdvisoryJAX30 hr
Jul 6, 11:03 PM EDTRip Current StatementJAX28 hr
Jul 7, 6:46 AM EDTTornado WatchSPC6 hr
Jul 7, 9:59 AM EDTSpecial Weather StatementJAX46 min
Jul 7, 10:30 AM EDTMesoscale DiscussionSPC2 hr
Jul 7, 12:28 PM EDTMesoscale DiscussionSPC2 hr
Jul 7, 1:04 PM EDTTornado WatchSPC7 hr
Jul 7, 2:47 PM EDTSpecial Weather StatementJAX58 min
Jul 7, 3:31 PM EDTAreal Flood WarningJAX2 hr
Jul 7, 3:45 PM EDTSpecial Weather StatementJAX60 min
Jul 7, 4:45 PM EDTSpecial Weather StatementJAX60 min
Jul 7, 4:47 PM EDTMesoscale DiscussionSPC118 min
Jul 7, 4:54 PM EDTTornado Warning Tornado observedJAX36 min
Jul 7, 5:15 PM EDTAreal Flood WarningJAX2 hr
Jul 7, 7:18 PM EDTAreal Flood WarningJAX117 min
Jul 9, 4:43 PM EDTSpecial Weather StatementJAX32 min
Jul 12, 3:14 PM EDTSpecial Weather StatementJAX46 min
Jul 18, 3:04 PM EDTSpecial Weather StatementJAX41 min
Jul 19, 3:35 PM EDTSevere Thunderstorm WarningJAX40 min
Jul 19, 4:14 PM EDTSevere Thunderstorm WarningJAX46 min
Jul 20, 6:10 PM EDTSpecial Weather StatementJAX50 min
Jul 22, 6:59 PM EDTSevere Thunderstorm WarningJAX31 min
Jul 24, 3:03 AM EDTRip Current StatementJAX20 hr
Jul 24, 2:48 PM EDTCoastal Flood AdvisoryJAX8 hr
Jul 25, 2:50 AM EDTRip Current StatementJAX24 hr
Jul 26, 8:51 AM EDTRiver Flood WarningJAX5 days
Jul 29, 8:34 PM EDTHeat AdvisoryJAX22 hr
Jul 30, 8:18 PM EDTHeat AdvisoryJAX23 hr
Aug 1, 3:10 PM EDTSpecial Weather StatementJAX35 min
Aug 1, 5:18 PM EDTSpecial Weather StatementJAX42 min
Aug 1, 5:58 PM EDTSpecial Weather StatementJAX62 min
Aug 1, 6:23 PM EDTSpecial Weather StatementJAX52 min
Aug 2, 2:05 PM EDTSpecial Weather StatementJAX40 min
Aug 2, 2:46 PM EDTSpecial Weather StatementJAX44 min
Aug 2, 3:56 PM EDTSevere Thunderstorm WarningJAX13 min
Aug 2, 9:02 PM EDTRiver Flood WarningJAX15 days
Aug 4, 7:11 PM EDTSpecial Weather StatementJAX49 min
Aug 5, 10:02 AM EDTFlood WatchJAX40 hr
Aug 6, 2:27 PM EDTSpecial Weather StatementJAX48 min
Aug 9, 3:26 PM EDTSpecial Weather StatementJAX49 min
Aug 14, 12:15 PM EDTSpecial Weather StatementJAX60 min
Aug 16, 3:35 AM EDTRip Current StatementJAX40 hr
Aug 16, 1:41 PM EDTSpecial Weather StatementJAX49 min
Aug 16, 3:39 PM EDTSpecial Weather StatementJAX51 min
Aug 18, 1:32 PM EDTSpecial Weather StatementJAX28 min
Aug 19, 3:22 AM EDTHeat AdvisoryJAX16 hr
Aug 19, 5:23 PM EDTSpecial Weather StatementJAX22 min
Aug 19, 7:20 PM EDTAreal Flood WarningJAX3 hr
Aug 20, 8:35 PM EDTSpecial Weather StatementJAX40 min
Aug 20, 9:03 PM EDTSpecial Weather StatementJAX42 min
Aug 20, 9:44 PM EDTSpecial Weather StatementJAX31 min
Aug 23, 1:25 PM EDTSpecial Weather StatementJAX50 min
Aug 23, 1:39 PM EDTSevere Thunderstorm WarningJAX36 min
Aug 23, 2:06 PM EDTSpecial Weather StatementJAX39 min
Aug 23, 2:32 PM EDTSpecial Weather StatementJAX28 min
Aug 27, 2:43 AM EDTRip Current StatementJAX19 hr
Aug 28, 3:17 AM EDTRip Current StatementJAX18 hr
Sep 5, 7:18 AM EDTDense Fog AdvisoryJAX102 min
Sep 7, 4:24 PM EDTSpecial Weather StatementJAX36 min
Sep 8, 2:37 AM EDTRip Current StatementJAX5 days
Sep 8, 2:20 PM EDTSpecial Weather StatementJAX40 min
Sep 8, 2:49 PM EDTSevere Thunderstorm WarningJAX26 min
Sep 8, 5:40 PM EDTWind AdvisoryJAX18 hr
Sep 16, 3:02 PM EDTSpecial Weather StatementJAX28 min
Sep 16, 4:55 PM EDTSpecial Weather StatementJAX35 min
Sep 19, 8:32 AM EDTSpecial Weather StatementJAX73 min
Sep 19, 11:08 AM EDTFlood WatchJAX33 hr
Sep 20, 11:10 AM EDTRiver Flood WarningJAX7 days
Sep 20, 5:14 PM EDTSpecial Weather StatementJAX46 min
Sep 30, 2:44 AM EDTRip Current StatementJAX23 hr
Oct 1, 1:59 AM EDTRip Current StatementJAX66 hr
Oct 7, 2:57 AM EDTDense Fog AdvisoryJAX6 hr
Oct 8, 11:45 AM EDTSpecial Weather StatementJAX30 min
Oct 8, 12:14 PM EDTSpecial Weather StatementJAX31 min
Oct 8, 12:40 PM EDTSpecial Weather StatementJAX20 min
Oct 9, 5:29 AM EDTDense Fog AdvisoryJAX5 hr
Oct 17, 2:43 AM EDTRip Current StatementJAX16 hr
Oct 28, 9:00 AM EDTTornado WatchSPC10 hr
Nov 3, 2:53 AM EDTRip Current StatementJAX8 days
Nov 3, 11:58 AM EDTCoastal Flood WatchJAX26 hr
Nov 4, 3:06 AM EDTCoastal Flood AdvisoryJAX61 hr
Nov 4, 1:37 PM EDTFlood WatchJAX37 hr
Nov 4, 2:07 PM EDTCoastal Flood WarningJAX5 days
Nov 5, 3:41 AM EDTHigh Surf AdvisoryJAX4 days
Nov 5, 3:46 AM EDTWind AdvisoryJAX36 hr
Nov 7, 2:40 AM ESTCoastal Flood AdvisoryJAX61 hr
Nov 7, 8:43 AM ESTRiver Flood WarningJAX5 days
Nov 19, 4:11 AM ESTRip Current StatementJAX65 hr
Nov 21, 10:47 PM ESTDense Fog AdvisoryJAX7 hr
Nov 23, 1:06 AM ESTRip Current StatementJAX42 hr
Nov 23, 2:34 PM ESTFrost AdvisoryJAX17 hr
Nov 29, 1:58 AM ESTFrost AdvisoryJAX30 hr
Dec 3, 9:05 PM ESTDense Fog AdvisoryJAX13 hr
Dec 4, 11:16 PM ESTDense Fog AdvisoryJAX11 hr
Dec 6, 1:12 AM ESTDense Fog AdvisoryJAX8 hr
Dec 8, 1:34 PM ESTMesoscale DiscussionSPC2 hr
Dec 8, 3:45 PM ESTSpecial Weather StatementJAX45 min
Dec 10, 2:22 AM ESTDense Fog AdvisoryJAX7 hr
Dec 10, 9:32 PM ESTDense Fog AdvisoryJAX11 hr
Dec 19, 1:34 PM ESTRip Current StatementJAX60 hr
Dec 20, 3:15 AM ESTWind AdvisoryJAX5 hr
Dec 26, 2:40 AM ESTDense Fog AdvisoryJAX6 hr
Dec 26, 7:49 PM ESTDense Fog AdvisoryJAX14 hr
Dec 28, 2:11 AM ESTDense Fog AdvisoryJAX7 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 archive20202022

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. Rebuilt daily.