Alert archive / South Carolina / Berkeley County

Weather alerts in Berkeley County, South Carolina, 2013

287 weather alerts in 2013, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Berkeley County and its neighbors

Each county as a circle sized by its count in 2013. Tap one for its archive.

Alerts
287
Warnings
74
Watches
19
Advisories
109
Busiest month
June78 alerts
Busiest day
June 30, 201313 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 4 tornado warnings covering Berkeley County in 2013 had a tornado report inside them.

Berkeley County, 2013

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings4175%0
Severe thunderstorm warnings392731%2580%12 min
Flash flood warnings141214%8100%80 min

Each office's whole area, 2013

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Charleston, SC: tornado warnings15193%367%10 min
NWS Charleston, SC: severe thunderstorm warnings1327940%27181%25 min
NWS Charleston, SC: flash flood warnings443227%15492%116 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 11, 9:49 PM ESTDense Fog AdvisoryCHS12 hr
Jan 13, 12:27 AM ESTDense Fog AdvisoryCHS10 hr
Jan 16, 3:04 PM ESTLake Wind AdvisoryCHS46 hr
Jan 24, 8:34 PM ESTLake Wind AdvisoryCHS4 hr
Jan 29, 3:15 AM ESTDense Fog AdvisoryCHS7 hr
Jan 29, 4:26 PM ESTWind AdvisoryCHS33 hr
Jan 30, 8:44 PM ESTMesoscale DiscussionSPC61 min
Jan 30, 8:56 PM ESTTornado WatchSPC3 hr
Jan 30, 10:08 PM ESTSevere Thunderstorm WarningCHS52 min
Jan 30, 10:42 PM ESTMesoscale DiscussionSPC93 min
Jan 30, 10:57 PM ESTSevere Thunderstorm WarningCHS63 min
Jan 31, 12:57 AM ESTLake Wind AdvisoryCHS38 hr
Feb 2, 3:47 PM ESTLake Wind AdvisoryCHS26 hr
Feb 14, 5:12 PM ESTRiver Flood WarningCHS8 days
Feb 16, 4:01 AM ESTWind AdvisoryCHS18 hr
Feb 16, 10:21 PM ESTLake Wind AdvisoryCHS21 hr
Feb 23, 9:06 PM ESTRiver Flood WarningCHS5 days
Feb 25, 3:33 PM ESTLake Wind AdvisoryCHS12 hr
Feb 26, 3:26 AM ESTWind AdvisoryCHS16 hr
Feb 26, 8:10 AM ESTAreal Flood AdvisoryCHS110 min
Feb 26, 8:44 AM ESTMesoscale DiscussionSPC3 hr
Feb 26, 9:37 AM ESTFlash Flood WarningCHS3 hr
Feb 26, 11:38 AM ESTMesoscale DiscussionSPC67 min
Feb 26, 2:44 PM ESTMesoscale DiscussionSPC91 min
Feb 26, 7:09 PM ESTLake Wind AdvisoryCHS3 hr
Feb 27, 3:31 PM ESTLake Wind AdvisoryCHS27 hr
Mar 4, 3:11 PM ESTLake Wind AdvisoryCHS29 hr
Mar 5, 8:02 PM ESTWind AdvisoryCHS22 hr
Mar 6, 5:57 PM ESTLake Wind AdvisoryCHS6 hr
Mar 13, 7:49 AM EDTLake Wind AdvisoryCHS20 hr
Mar 14, 3:54 AM EDTFreeze WatchCHS12 hr
Mar 14, 3:52 PM EDTFreeze WarningCHS17 hr
Mar 15, 11:16 AM EDTFire Weather WatchCHS17 hr
Mar 16, 3:52 AM EDTRed Flag WarningCHS15 hr
Mar 16, 4:08 AM EDTLake Wind AdvisoryCHS4 hr
Mar 16, 7:45 AM EDTWind AdvisoryCHS7 hr
Mar 16, 2:59 PM EDTLake Wind AdvisoryCHS6 hr
Mar 18, 7:29 PM EDTSevere Thunderstorm WatchSPC6 hr
Mar 18, 10:45 PM EDTSevere Thunderstorm WarningCHS60 min
Mar 21, 3:22 AM EDTFreeze WatchCHS13 hr
Mar 21, 4:07 PM EDTFreeze WarningCHS12 hr
Mar 24, 3:37 AM EDTLake Wind AdvisoryCHS31 hr
Mar 24, 7:06 AM EDTAreal Flood AdvisoryCHS84 min
Mar 24, 8:42 AM EDTAreal Flood AdvisoryCHS93 min
Mar 24, 9:34 AM EDTFlash Flood WarningCHS116 min
Mar 24, 11:25 AM EDTFlash Flood WarningCHS110 min
Mar 24, 3:13 PM EDTFreeze WatchCHS25 hr
Mar 24, 3:13 PM EDTWind AdvisoryCHS29 hr
Mar 25, 7:57 PM EDTLake Wind AdvisoryCHS18 hr
Mar 26, 3:42 AM EDTFreeze WatchCHS10 hr
Mar 26, 1:34 PM EDTFreeze WarningCHS19 hr
Mar 27, 9:33 AM EDTRiver Flood WarningCHS5 days
Mar 27, 2:49 PM EDTFreeze WarningCHS18 hr
Mar 28, 3:23 PM EDTFrost AdvisoryCHS18 hr
Mar 31, 6:55 PM EDTSpecial Weather StatementCHS35 min
Mar 31, 7:29 PM EDTSpecial Weather StatementCHS61 min
Apr 7, 6:25 AM EDTDense Fog AdvisoryCHS3 hr
Apr 12, 12:46 AM EDTMesoscale DiscussionSPC89 min
Apr 12, 1:06 AM EDTTornado WatchSPC6 hr
Apr 12, 4:00 AM EDTMesoscale DiscussionSPC90 min
Apr 12, 2:34 PM EDTMesoscale DiscussionSPC116 min
Apr 12, 2:53 PM EDTSevere Thunderstorm WarningCHS52 min
Apr 12, 4:42 PM EDTAreal Flood AdvisoryCHS2 hr
Apr 17, 5:34 AM EDTDense Fog AdvisoryCHS4 hr
Apr 19, 3:43 AM EDTLake Wind AdvisoryCHS16 hr
Apr 19, 1:57 PM EDTMesoscale DiscussionSPC2 hr
Apr 19, 2:36 PM EDTSevere Thunderstorm WatchSPC7 hr
Apr 19, 4:29 PM EDTMesoscale DiscussionSPC2 hr
Apr 19, 5:24 PM EDTSevere Thunderstorm WarningCHS66 min
Apr 19, 6:24 PM EDTSevere Thunderstorm WarningCHS66 min
Apr 19, 6:27 PM EDTSevere Thunderstorm WarningCHS63 min
Apr 19, 6:37 PM EDTMesoscale DiscussionSPC113 min
Apr 21, 4:27 AM EDTLake Wind AdvisoryCHS38 hr
Apr 25, 3:44 PM EDTSevere Thunderstorm WarningCHS46 min
Apr 25, 7:12 PM EDTAreal Flood AdvisoryCHS93 min
Apr 29, 1:38 PM EDTMesoscale DiscussionSPC97 min
Apr 29, 4:54 PM EDTAreal Flood AdvisoryCHS111 min
May 1, 9:16 AM EDTRiver Flood WarningCHS25 days
May 3, 7:29 PM EDTLake Wind AdvisoryCHS20 hr
May 6, 12:56 AM EDTDense Fog AdvisoryCHS4 hr
May 7, 5:13 PM EDTSpecial Weather StatementCHS32 min
May 7, 5:44 PM EDTSpecial Weather StatementCHS31 min
May 20, 12:27 PM EDTSpecial Weather StatementCHS48 min
May 20, 4:21 PM EDTSpecial Weather StatementCHS54 min
May 21, 6:05 AM EDTAreal Flood AdvisoryCHS115 min
May 21, 12:51 PM EDTAreal Flood AdvisoryCHS114 min
May 23, 4:46 PM EDTSpecial Weather StatementCHS59 min
May 23, 5:43 PM EDTSpecial Weather StatementCHS47 min
May 30, 3:49 AM EDTDense Smoke AdvisoryCHS5 hr
May 31, 8:25 PM EDTDense Smoke AdvisoryCHS13 hr
Jun 2, 4:10 PM EDTSpecial Weather StatementCHS35 min
Jun 3, 10:36 AM EDTSpecial Weather StatementCHS54 min
Jun 3, 10:55 AM EDTAreal Flood AdvisoryCHS110 min
Jun 3, 12:50 PM EDTAreal Flood AdvisoryCHS115 min
Jun 3, 8:04 PM EDTSpecial Weather StatementCHS26 min
Jun 3, 8:19 PM EDTSevere Thunderstorm WarningCHS41 min
Jun 3, 8:23 PM EDTTornado WarningCHS52 min
Jun 3, 9:09 PM EDTSpecial Weather StatementCHS36 min
Jun 3, 9:48 PM EDTSpecial Weather StatementCHS42 min
Jun 4, 3:26 PM EDTSevere Thunderstorm WarningCHS64 min
Jun 4, 3:30 PM EDTTornado WarningCHS45 min
Jun 4, 4:06 PM EDTSevere Thunderstorm WarningCHS54 min
Jun 4, 4:26 PM EDTAreal Flood AdvisoryCHS94 min
Jun 5, 3:48 AM EDTAreal Flood AdvisoryCHS117 min
Jun 5, 9:43 AM EDTAreal Flood AdvisoryCHS2 hr
Jun 5, 6:00 PM EDTTropical Storm WatchNHC11 hr
Jun 5, 6:00 PM EDTTropical Storm WarningNHC53 hr
Jun 5, 6:05 PM EDTTropical Storm WatchCHS12 hr
Jun 5, 7:47 PM EDTFlash Flood WatchCHS40 hr
Jun 5, 8:57 PM EDTAreal Flood AdvisoryCHS3 hr
Jun 5, 10:45 PM EDTTropical Storm WarningCHS41 hr
Jun 6, 12:40 AM EDTAreal Flood AdvisoryCHS4 hr
Jun 6, 7:32 PM EDTMesoscale DiscussionSPC118 min
Jun 10, 3:58 PM EDTSpecial Weather StatementCHS32 min
Jun 10, 6:06 PM EDTSpecial Weather StatementCHS39 min
Jun 10, 6:29 PM EDTSpecial Weather StatementCHS31 min
Jun 10, 7:20 PM EDTMesoscale DiscussionSPC85 min
Jun 10, 7:43 PM EDTSevere Thunderstorm WarningCHS62 min
Jun 10, 8:26 PM EDTSevere Thunderstorm WarningCHS64 min
Jun 11, 5:37 PM EDTSpecial Weather StatementCHS53 min
Jun 11, 8:45 PM EDTSevere Thunderstorm WarningCHS60 min
Jun 11, 9:14 PM EDTAreal Flood AdvisoryCHS91 min
Jun 11, 9:20 PM EDTFlash Flood WarningCHS115 min
Jun 12, 3:10 AM EDTRiver Flood WarningCHS13 days
Jun 13, 3:19 AM EDTHeat AdvisoryCHS15 hr
Jun 13, 4:07 PM EDTMesoscale DiscussionSPC113 min
Jun 13, 10:25 PM EDTMesoscale DiscussionSPC95 min
Jun 14, 12:30 AM EDTSpecial Weather StatementCHS60 min
Jun 14, 1:13 AM EDTSpecial Weather StatementCHS47 min
Jun 17, 6:05 PM EDTSpecial Weather StatementCHS25 min
Jun 18, 2:29 AM EDTSevere Thunderstorm WarningCHS61 min
Jun 18, 2:02 PM EDTMesoscale DiscussionSPC88 min
Jun 18, 4:43 PM EDTSevere Thunderstorm WarningCHS62 min
Jun 18, 5:37 PM EDTSevere Thunderstorm WarningCHS53 min
Jun 19, 1:00 PM EDTSpecial Weather StatementCHS45 min
Jun 19, 2:06 PM EDTSpecial Weather StatementCHS54 min
Jun 19, 2:36 PM EDTSevere Thunderstorm WarningCHS24 min
Jun 19, 3:41 PM EDTAreal Flood AdvisoryCHS109 min
Jun 19, 4:40 PM EDTSevere Thunderstorm WarningCHS50 min
Jun 25, 6:33 PM EDTSpecial Weather StatementCHS42 min
Jun 25, 6:44 PM EDTSevere Thunderstorm WarningCHS61 min
Jun 26, 2:30 PM EDTMesoscale DiscussionSPC3 hr
Jun 26, 3:23 PM EDTSevere Thunderstorm WarningCHS67 min
Jun 26, 5:11 PM EDTSevere Thunderstorm WarningCHS64 min
Jun 26, 5:54 PM EDTSevere Thunderstorm WarningCHS66 min
Jun 26, 6:28 PM EDTSevere Thunderstorm WarningCHS62 min
Jun 26, 6:35 PM EDTAreal Flood AdvisoryCHS115 min
Jun 26, 7:03 PM EDTSpecial Weather StatementCHS27 min
Jun 26, 7:32 PM EDTSpecial Weather StatementCHS28 min
Jun 27, 1:05 PM EDTSpecial Weather StatementCHS25 min
Jun 27, 1:39 PM EDTMesoscale DiscussionSPC2 hr
Jun 27, 2:42 PM EDTSevere Thunderstorm WarningCHS63 min
Jun 27, 6:25 PM EDTMesoscale DiscussionSPC65 min
Jun 27, 7:05 PM EDTSevere Thunderstorm WarningCHS55 min
Jun 30, 12:02 PM EDTAreal Flood AdvisoryCHS88 min
Jun 30, 12:58 PM EDTFlash Flood WarningCHS2 hr
Jun 30, 1:03 PM EDTMesoscale DiscussionSPC2 hr
Jun 30, 1:19 PM EDTFlash Flood WatchCHS70 hr
Jun 30, 2:24 PM EDTFlash Flood WarningCHS2 hr
Jun 30, 2:50 PM EDTFlash Flood WarningCHS115 min
Jun 30, 4:27 PM EDTSevere Thunderstorm WarningCHS63 min
Jun 30, 4:30 PM EDTTornado WarningCHS45 min
Jun 30, 4:51 PM EDTSpecial Weather StatementCHS24 min
Jun 30, 5:10 PM EDTAreal Flood AdvisoryCHS2 hr
Jun 30, 5:29 PM EDTFlash Flood WarningCHS3 hr
Jun 30, 5:35 PM EDTSpecial Weather StatementCHS40 min
Jun 30, 5:55 PM EDTTornado WarningCHS50 min
Jul 2, 7:57 AM EDTAreal Flood AdvisoryCHS108 min
Jul 2, 11:17 AM EDTAreal Flood AdvisoryCHS118 min
Jul 2, 3:23 PM EDTSpecial Weather StatementCHS37 min
Jul 2, 3:43 PM EDTSevere Thunderstorm WarningCHS47 min
Jul 2, 4:49 PM EDTAreal Flood AdvisoryCHS116 min
Jul 3, 4:46 AM EDTAreal Flood AdvisoryCHS59 min
Jul 3, 9:32 PM EDTAreal Flood AdvisoryCHS118 min
Jul 4, 10:17 AM EDTRiver Flood WarningCHS59 days
Jul 11, 3:48 PM EDTSpecial Weather StatementCHS42 min
Jul 11, 4:13 PM EDTAreal Flood AdvisoryCHS92 min
Jul 11, 7:37 PM EDTFlash Flood WatchCHS71 hr
Jul 12, 2:14 PM EDTFlash Flood WarningCHS3 hr
Jul 13, 5:23 AM EDTAreal Flood AdvisoryCHS82 min
Jul 13, 9:06 AM EDTAreal Flood AdvisoryCHS114 min
Jul 13, 3:41 PM EDTSpecial Weather StatementCHS34 min
Jul 14, 6:45 AM EDTSpecial Weather StatementCHS2 hr
Jul 14, 7:09 AM EDTAreal Flood AdvisoryCHS81 min
Jul 17, 4:58 PM EDTSpecial Weather StatementCHS32 min
Jul 17, 5:29 PM EDTSevere Thunderstorm WarningCHS61 min
Jul 17, 5:42 PM EDTSevere Thunderstorm WarningCHS63 min
Jul 18, 3:39 PM EDTAreal Flood AdvisoryCHS81 min
Jul 18, 3:48 PM EDTSpecial Weather StatementCHS42 min
Jul 18, 4:33 PM EDTSpecial Weather StatementCHS42 min
Jul 24, 4:50 PM EDTAreal Flood AdvisoryCHS115 min
Jul 24, 6:41 PM EDTAreal Flood AdvisoryCHS94 min
Jul 25, 7:05 PM EDTSpecial Weather StatementCHS55 min
Jul 27, 9:09 PM EDTAreal Flood AdvisoryCHS66 min
Jul 27, 10:08 PM EDTAreal Flood AdvisoryCHS82 min
Jul 27, 11:26 PM EDTAreal Flood AdvisoryCHS79 min
Jul 28, 12:55 AM EDTFlash Flood WarningCHS3 hr
Jul 29, 3:40 PM EDTSpecial Weather StatementCHS35 min
Jul 29, 5:40 PM EDTSevere Thunderstorm WarningCHS65 min
Jul 29, 5:52 PM EDTFlash Flood WarningCHS4 hr
Jul 31, 2:12 PM EDTAreal Flood AdvisoryCHS2 hr
Jul 31, 7:36 PM EDTAreal Flood AdvisoryCHS84 min
Aug 4, 4:56 PM EDTSpecial Weather StatementCHS34 min
Aug 8, 5:51 PM EDTSpecial Weather StatementCHS24 min
Aug 13, 4:15 PM EDTSpecial Weather StatementCHS75 min
Aug 14, 12:27 PM EDTAreal Flood AdvisoryCHS93 min
Aug 14, 1:51 PM EDTAreal Flood AdvisoryCHS84 min
Aug 14, 2:23 PM EDTFlash Flood WarningCHS4 hr
Aug 14, 3:22 PM EDTAreal Flood AdvisoryCHS83 min
Aug 14, 10:44 PM EDTAreal Flood AdvisoryCHS2 hr
Aug 15, 8:08 PM EDTAreal Flood AdvisoryCHS82 min
Aug 16, 3:30 AM EDTFlash Flood WatchCHS39 hr
Aug 19, 10:40 AM EDTAreal Flood AdvisoryCHS95 min
Aug 19, 1:24 PM EDTSpecial Weather StatementCHS51 min
Aug 19, 2:19 PM EDTMesoscale DiscussionSPC2 hr
Aug 19, 3:09 PM EDTAreal Flood AdvisoryCHS96 min
Aug 19, 5:21 PM EDTAreal Flood AdvisoryCHS84 min
Aug 19, 5:54 PM EDTAreal Flood AdvisoryCHS96 min
Aug 19, 6:22 PM EDTAreal Flood AdvisoryCHS83 min
Aug 20, 7:53 AM EDTAreal Flood AdvisoryCHS82 min
Aug 20, 2:02 PM EDTAreal Flood AdvisoryCHS118 min
Aug 20, 2:41 PM EDTAreal Flood AdvisoryCHS94 min
Aug 20, 3:10 PM EDTAreal Flood AdvisoryCHS2 hr
Aug 20, 3:17 PM EDTSpecial Weather StatementCHS43 min
Aug 20, 3:36 PM EDTAreal Flood AdvisoryCHS114 min
Aug 20, 3:49 PM EDTSevere Thunderstorm WarningCHS56 min
Aug 20, 4:00 PM EDTFlash Flood WarningCHS2 hr
Aug 20, 4:06 PM EDTSevere Thunderstorm WarningCHS54 min
Aug 20, 4:43 PM EDTFlash Flood WarningCHS2 hr
Aug 21, 1:59 PM EDTMesoscale DiscussionSPC3 hr
Aug 21, 3:13 PM EDTSpecial Weather StatementCHS32 min
Aug 22, 2:52 PM EDTSpecial Weather StatementCHS83 min
Aug 22, 3:17 PM EDTSpecial Weather StatementCHS28 min
Aug 22, 3:20 PM EDTMesoscale DiscussionSPC2 hr
Aug 22, 3:39 PM EDTSevere Thunderstorm WarningCHS66 min
Aug 23, 4:29 PM EDTSpecial Weather StatementCHS46 min
Aug 29, 7:33 PM EDTSpecial Weather StatementCHS57 min
Aug 29, 7:34 PM EDTSpecial Weather StatementCHS56 min
Aug 29, 8:26 PM EDTSpecial Weather StatementCHS49 min
Aug 29, 8:31 PM EDTSpecial Weather StatementCHS44 min
Aug 31, 5:13 AM EDTDense Fog AdvisoryCHS5 hr
Sep 2, 7:01 PM EDTSpecial Weather StatementCHS29 min
Sep 3, 7:47 PM EDTSevere Thunderstorm WarningCHS58 min
Sep 4, 3:26 PM EDTSevere Thunderstorm WarningCHS64 min
Sep 4, 4:40 PM EDTSevere Thunderstorm WarningCHS65 min
Sep 4, 5:12 PM EDTAreal Flood AdvisoryCHS93 min
Sep 14, 2:52 PM EDTAreal Flood AdvisoryCHS53 min
Sep 16, 5:32 PM EDTSevere Thunderstorm WarningCHS43 min
Sep 16, 5:46 PM EDTAreal Flood AdvisoryCHS59 min
Oct 5, 4:36 AM EDTDense Fog AdvisoryCHS4 hr
Oct 6, 3:20 AM EDTDense Fog AdvisoryCHS7 hr
Oct 25, 3:22 AM EDTFrost AdvisoryCHS30 hr
Nov 1, 3:39 AM EDTLake Wind AdvisoryCHS15 hr
Nov 7, 3:25 AM ESTLake Wind AdvisoryCHS34 hr
Nov 8, 3:11 PM ESTFrost AdvisoryCHS17 hr
Nov 10, 5:50 PM ESTLake Wind AdvisoryCHS12 hr
Nov 12, 3:25 AM ESTWind AdvisoryCHS25 hr
Nov 12, 3:18 PM ESTFreeze WatchCHS13 hr
Nov 13, 4:00 AM ESTFreeze WarningCHS29 hr
Nov 13, 4:00 AM ESTLake Wind AdvisoryCHS11 hr
Nov 16, 5:23 AM ESTDense Fog AdvisoryCHS5 hr
Nov 18, 3:26 AM ESTLake Wind AdvisoryCHS31 hr
Nov 22, 4:38 AM ESTDense Fog AdvisoryCHS77 min
Nov 23, 3:25 AM ESTLake Wind AdvisoryCHS36 hr
Nov 23, 3:31 PM ESTFreeze WatchCHS24 hr
Nov 24, 3:30 AM ESTFreeze WarningCHS30 hr
Nov 25, 10:46 PM ESTLake Wind AdvisoryCHS47 hr
Nov 26, 3:43 PM ESTMesoscale DiscussionSPC2 hr
Nov 26, 4:59 PM ESTAreal Flood AdvisoryCHS2 hr
Nov 26, 5:40 PM ESTTornado WatchSPC7 hr
Nov 26, 5:53 PM ESTSpecial Weather StatementCHS22 min
Nov 26, 7:02 PM ESTSpecial Weather StatementCHS28 min
Nov 26, 7:48 PM ESTMesoscale DiscussionSPC87 min
Nov 26, 8:53 PM ESTSpecial Weather StatementCHS22 min
Nov 26, 9:16 PM ESTMesoscale DiscussionSPC89 min
Nov 26, 9:31 PM ESTSpecial Weather StatementCHS29 min
Nov 30, 8:53 AM ESTRiver Flood WarningCHS5 days
Dec 5, 12:10 AM ESTDense Fog AdvisoryCHS9 hr
Dec 8, 9:08 PM ESTDense Fog AdvisoryCHS15 hr
Dec 9, 6:02 PM ESTDense Fog AdvisoryCHS9 hr
Dec 14, 5:48 PM ESTMesoscale DiscussionSPC57 min
Dec 14, 6:50 PM ESTTornado WatchSPC5 hr
Dec 15, 11:45 AM ESTLake Wind AdvisoryCHS4 hr
Dec 23, 9:30 PM ESTRiver Flood WarningCHS6 days
Dec 29, 8:34 AM ESTSpecial Weather StatementCHS41 min
Dec 29, 8:49 AM ESTMesoscale DiscussionSPC86 min
Dec 29, 8:50 AM ESTSevere Thunderstorm WarningCHS55 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 archive20122014

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.