Alert archive / Arkansas / Madison County

Weather alerts in Madison County, Arkansas, 2018

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

Madison County and its neighbors

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

Alerts
128
Warnings
35
Watches
22
Advisories
28
Busiest month
July20 alerts
Busiest day
July 21, 20189 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 Madison County in 2018 had a tornado report inside them.

Madison County, 2018

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings4175%0
Severe thunderstorm warnings17571%4100%22 min
Flash flood warnings00

Each office's whole area, 2018

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Tulsa, OK: tornado warnings34779%1547%7 min
NWS Tulsa, OK: severe thunderstorm warnings30513356%30481%23 min
NWS Tulsa, OK: flash flood warnings11645%4060%95 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 8, 3:25 PM CSTDense Fog AdvisoryTSA21 hr
Jan 11, 3:33 PM CSTWinter Weather AdvisoryTSA5 hr
Jan 14, 5:52 AM CSTWinter Weather AdvisoryTSA7 hr
Jan 14, 8:13 PM CSTWinter Weather AdvisoryTSA19 hr
Jan 15, 3:43 AM CSTWind Chill AdvisoryTSA36 hr
Jan 21, 1:13 PM CSTMesoscale DiscussionSPC2 hr
Jan 21, 3:05 PM CSTTornado WatchSPC8 hr
Jan 21, 8:21 PM CSTSpecial Weather StatementTSA24 min
Jan 21, 9:35 PM CSTMesoscale DiscussionSPC115 min
Jan 21, 9:35 PM CSTSpecial Weather StatementTSA25 min
Jan 21, 9:43 PM CSTSevere Thunderstorm WarningTSA47 min
Jan 21, 11:25 PM CSTSpecial Weather StatementTSA35 min
Feb 6, 3:59 AM CSTWinter Weather AdvisoryTSA23 hr
Feb 6, 6:08 PM CSTMesoscale DiscussionSPC4 hr
Feb 9, 3:40 PM CSTWinter Weather AdvisoryTSA41 hr
Feb 18, 2:43 AM CSTDense Fog AdvisoryTSA6 hr
Feb 19, 2:59 PM CSTFlood WatchTSA39 hr
Feb 20, 4:04 PM CSTWinter Weather AdvisoryTSA12 hr
Feb 21, 1:37 AM CSTAreal Flood AdvisoryTSA3 hr
Feb 21, 4:06 AM CSTWinter Weather AdvisoryTSA35 hr
Feb 22, 3:35 PM CSTFlood WatchTSA48 hr
Feb 23, 3:05 PM CSTAreal Flood AdvisoryTSA6 hr
Feb 24, 9:09 AM CSTAreal Flood WarningTSA12 hr
Feb 24, 9:22 PM CSTAreal Flood WarningTSA12 hr
Feb 25, 9:01 AM CSTAreal Flood WarningTSA24 hr
Mar 4, 3:19 PM CSTFire Weather WatchTSA25 hr
Mar 5, 3:53 PM CSTWind AdvisoryTSA26 hr
Mar 5, 4:06 PM CSTRed Flag WarningTSA26 hr
Mar 10, 3:43 PM CSTSevere Thunderstorm WatchSPC6 hr
Mar 10, 5:57 PM CSTMesoscale DiscussionSPC2 hr
Mar 19, 4:26 AM CDTMesoscale DiscussionSPC2 hr
Mar 25, 3:45 PM CDTFlood WatchTSA57 hr
Mar 27, 8:53 AM CDTAreal Flood AdvisoryTSA8 hr
Mar 27, 1:40 PM CDTAreal Flood WarningTSA24 hr
Apr 2, 3:55 PM CDTFreeze WatchTSA12 hr
Apr 3, 4:07 AM CDTFreeze WarningTSA30 hr
Apr 3, 1:41 PM CDTSevere Thunderstorm WarningTSA34 min
Apr 5, 3:19 PM CDTFreeze WarningTSA46 hr
Apr 6, 8:36 PM CDTWinter Weather AdvisoryTSA16 hr
Apr 7, 3:46 AM CDTFreeze WarningTSA29 hr
Apr 9, 3:23 AM CDTFreeze WatchTSA11 hr
Apr 9, 2:46 PM CDTFreeze WarningTSA18 hr
Apr 12, 4:03 AM CDTWind AdvisoryTSA39 hr
Apr 13, 1:20 PM CDTTornado WatchSPC9 hr
Apr 13, 4:10 PM CDTTornado WarningTSA50 min
Apr 13, 4:57 PM CDTSevere Thunderstorm WarningTSA48 min
Apr 13, 5:02 PM CDTTornado WarningTSA28 min
Apr 14, 3:10 AM CDTFreeze WatchTSA17 hr
Apr 14, 3:19 PM CDTFreeze WarningTSA19 hr
Apr 15, 3:31 AM CDTFreeze WarningTSA29 hr
May 2, 10:20 PM CDTMesoscale DiscussionSPC115 min
May 2, 11:09 PM CDTSevere Thunderstorm WatchSPC7 hr
May 3, 1:07 AM CDTSpecial Weather StatementTSA53 min
May 3, 6:55 AM CDTSpecial Weather StatementTSA65 min
May 3, 10:48 AM CDTAreal Flood AdvisoryTSA3 hr
May 3, 12:35 PM CDTMesoscale DiscussionSPC85 min
May 6, 3:00 PM CDTMesoscale DiscussionSPC3 hr
May 16, 11:21 AM CDTMesoscale DiscussionSPC2 hr
May 16, 4:20 PM CDTAreal Flood AdvisoryTSA2 hr
May 25, 4:03 PM CDTSpecial Weather StatementTSA42 min
May 25, 4:24 PM CDTSevere Thunderstorm WarningTSA16 min
May 25, 4:43 PM CDTSpecial Weather StatementTSA32 min
May 31, 2:59 AM CDTMesoscale DiscussionSPC61 min
Jun 24, 7:09 AM CDTSpecial Weather StatementTSA36 min
Jun 24, 6:32 PM CDTSevere Thunderstorm WarningTSA58 min
Jun 26, 12:56 PM CDTMesoscale DiscussionSPC64 min
Jun 26, 1:26 PM CDTSevere Thunderstorm WatchSPC6 hr
Jun 26, 5:50 PM CDTSpecial Weather StatementTSA55 min
Jun 26, 6:21 PM CDTSpecial Weather StatementTSA39 min
Jun 28, 3:23 PM CDTHeat AdvisoryTSA30 hr
Jul 5, 5:14 PM CDTSpecial Weather StatementTSA31 min
Jul 6, 5:58 PM CDTSpecial Weather StatementTSA32 min
Jul 16, 2:20 PM CDTMesoscale DiscussionSPC2 hr
Jul 16, 3:24 PM CDTSpecial Weather StatementTSA36 min
Jul 18, 3:03 PM CDTHeat AdvisoryTSA30 hr
Jul 18, 3:03 PM CDTHeat AdvisoryTSA54 hr
Jul 19, 6:51 PM CDTSevere Thunderstorm WarningTSA54 min
Jul 19, 7:07 PM CDTSevere Thunderstorm WatchSPC3 hr
Jul 19, 7:42 PM CDTSevere Thunderstorm WarningTSA30 min
Jul 21, 12:05 AM CDTSevere Thunderstorm WarningTSA40 min
Jul 21, 12:33 AM CDTSevere Thunderstorm WarningTSA42 min
Jul 21, 12:59 AM CDTSpecial Weather StatementTSA31 min
Jul 21, 1:11 AM CDTSevere Thunderstorm WarningTSA49 min
Jul 21, 1:40 AM CDTSpecial Weather StatementTSA35 min
Jul 21, 1:50 AM CDTSevere Thunderstorm WarningTSA40 min
Jul 21, 2:33 AM CDTSevere Thunderstorm WatchSPC4 hr
Jul 21, 2:39 AM CDTSevere Thunderstorm WarningTSA46 min
Jul 21, 3:41 AM CDTMesoscale DiscussionSPC2 hr
Jul 30, 3:47 PM CDTMesoscale DiscussionSPC2 hr
Jul 30, 6:03 PM CDTAreal Flood AdvisoryTSA3 hr
Aug 13, 3:13 PM CDTFlash Flood WatchTSA52 hr
Aug 16, 9:10 PM CDTSpecial Weather StatementTSA50 min
Aug 17, 7:58 AM CDTSpecial Weather StatementTSA47 min
Aug 17, 8:37 AM CDTSpecial Weather StatementTSA38 min
Aug 17, 8:41 AM CDTSpecial Weather StatementTSA49 min
Aug 17, 9:06 AM CDTSpecial Weather StatementTSA39 min
Aug 17, 9:23 AM CDTMesoscale DiscussionSPC97 min
Aug 19, 3:45 PM CDTMesoscale DiscussionSPC3 hr
Aug 19, 4:07 PM CDTTornado WatchSPC7 hr
Aug 19, 5:41 PM CDTSevere Thunderstorm WarningTSA49 min
Aug 19, 5:47 PM CDTMesoscale DiscussionSPC118 min
Aug 19, 5:53 PM CDTTornado WarningTSA37 min
Aug 19, 6:14 PM CDTSevere Thunderstorm WarningTSA19 min
Aug 29, 2:22 PM CDTMesoscale DiscussionSPC2 hr
Sep 20, 1:56 PM CDTFlash Flood WatchTSA49 hr
Oct 9, 11:31 AM CDTMesoscale DiscussionSPC89 min
Oct 9, 12:17 PM CDTTornado WatchSPC8 hr
Oct 9, 3:58 PM CDTSevere Thunderstorm WarningTSA32 min
Oct 9, 4:09 PM CDTTornado WarningTSA20 min
Oct 9, 5:43 PM CDTAreal Flood AdvisoryTSA3 hr
Oct 20, 3:15 AM CDTFrost AdvisoryTSA29 hr
Oct 20, 3:57 PM CDTFreeze WarningTSA16 hr
Nov 7, 3:14 PM CSTFreeze WatchTSA12 hr
Nov 7, 3:14 PM CSTFreeze WatchTSA36 hr
Nov 8, 3:32 AM CSTFreeze WarningTSA29 hr
Nov 9, 3:37 AM CSTFreeze WarningTSA30 hr
Nov 11, 1:59 PM CSTWinter Weather AdvisoryTSA28 hr
Nov 24, 3:18 PM CSTWind AdvisoryTSA27 hr
Nov 30, 6:17 PM CSTMesoscale DiscussionSPC58 min
Nov 30, 6:40 PM CSTTornado WatchSPC7 hr
Nov 30, 9:02 PM CSTMesoscale DiscussionSPC58 min
Nov 30, 11:19 PM CSTSevere Thunderstorm WarningTSA56 min
Nov 30, 11:20 PM CSTMesoscale DiscussionSPC85 min
Nov 30, 11:51 PM CSTSevere Thunderstorm WarningTSA41 min
Dec 6, 4:29 AM CSTWinter Storm WatchTSA23 hr
Dec 7, 3:28 AM CSTWinter Weather AdvisoryTSA43 hr
Dec 8, 5:06 AM CSTMesoscale DiscussionSPC5 hr
Dec 17, 2:51 AM CSTDense Fog AdvisoryTSA7 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.