Alert archive / North Carolina / Bertie County

Weather alerts in Bertie County, North Carolina, 2020

133 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Bertie County and its neighbors

Each county as a circle sized by its count in 2020. Tap one for its archive.

Alerts
133
Warnings
31
Watches
14
Advisories
26
Busiest month
April23 alerts
Busiest day
August 4, 20208 alerts

Over time

By month

Warning verification

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

3 of 5 tornado warnings covering Bertie County in 2020 had a tornado report inside them; 3 of 3 tornado reports fell inside a warning, on average 7 minutes after it went out.

Bertie County, 2020

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings5340%3100%7 min
Severe thunderstorm warnings10460%1100%15 min
Flash flood warnings4250%1100%98 min

Each office's whole area, 2020

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Wakefield, VA: tornado warnings601968%3972%17 min
NWS Wakefield, VA: severe thunderstorm warnings17012029%23791%19 min
NWS Wakefield, VA: flash flood warnings875734%11892%79 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 3, 10:03 PM ESTSpecial Weather StatementAKQ27 min
Jan 4, 6:14 PM ESTSpecial Weather StatementAKQ46 min
Jan 4, 6:59 PM ESTSpecial Weather StatementAKQ61 min
Jan 7, 3:06 PM ESTSpecial Weather StatementAKQ39 min
Jan 11, 11:25 PM ESTSevere Thunderstorm WatchSPC4 hr
Jan 12, 2:23 AM ESTSevere Thunderstorm WarningAKQ52 min
Jan 12, 2:40 AM ESTTornado WarningAKQ24 min
Jan 14, 12:56 AM ESTSpecial Weather StatementAKQ64 min
Jan 14, 4:27 AM ESTSpecial Weather StatementAKQ48 min
Jan 14, 5:05 AM ESTSpecial Weather StatementAKQ40 min
Jan 25, 3:21 AM ESTMesoscale DiscussionSPC114 min
Feb 6, 11:55 AM ESTMesoscale DiscussionSPC65 min
Feb 6, 12:41 PM ESTTornado WatchSPC6 hr
Feb 6, 2:42 PM ESTWind AdvisoryAKQ27 hr
Feb 6, 2:56 PM ESTSpecial Weather StatementAKQ49 min
Feb 6, 3:24 PM ESTSevere Thunderstorm WarningAKQ51 min
Feb 6, 4:05 PM ESTSevere Thunderstorm WarningAKQ40 min
Feb 6, 10:13 PM ESTRiver Flood WarningAKQ4 days
Feb 7, 8:39 AM ESTSpecial Weather StatementAKQ51 min
Feb 19, 2:42 PM ESTWinter Storm WatchAKQ13 hr
Feb 20, 3:36 AM ESTWinter Storm WarningAKQ27 hr
Feb 20, 4:01 PM ESTMesoscale DiscussionSPC3 hr
Feb 26, 1:08 AM ESTDense Fog AdvisoryAKQ12 hr
Feb 26, 10:55 PM ESTSpecial Weather StatementAKQ65 min
Mar 11, 8:33 PM EDTSpecial Weather StatementAKQ42 min
Mar 25, 4:54 AM EDTSpecial Weather StatementAKQ36 min
Mar 25, 5:31 AM EDTSpecial Weather StatementAKQ59 min
Apr 6, 5:17 PM EDTSpecial Weather StatementAKQ43 min
Apr 6, 6:00 PM EDTSpecial Weather StatementAKQ30 min
Apr 7, 2:07 PM EDTMesoscale DiscussionSPC53 min
Apr 7, 4:27 PM EDTSevere Thunderstorm WarningAKQ33 min
Apr 7, 5:03 PM EDTSpecial Weather StatementAKQ27 min
Apr 7, 5:39 PM EDTSpecial Weather StatementAKQ36 min
Apr 10, 8:52 AM EDTRed Flag WarningAKQ9 hr
Apr 12, 12:29 PM EDTHigh Wind WarningAKQ28 hr
Apr 12, 2:25 PM EDTWind AdvisoryAKQ26 hr
Apr 13, 4:40 AM EDTMesoscale DiscussionSPC95 min
Apr 13, 5:01 AM EDTTornado WatchSPC7 hr
Apr 13, 6:46 AM EDTMesoscale DiscussionSPC89 min
Apr 13, 9:13 AM EDTSevere Thunderstorm WarningAKQ30 min
Apr 13, 11:32 AM EDTCoastal Flood AdvisoryAKQ41 min
Apr 13, 12:13 PM EDTCoastal Flood WarningAKQ5 hr
Apr 15, 3:36 PM EDTFrost AdvisoryAKQ16 hr
Apr 16, 3:12 PM EDTFrost AdvisoryAKQ18 hr
Apr 18, 10:17 AM EDTSpecial Weather StatementAKQ43 min
Apr 18, 10:55 AM EDTSpecial Weather StatementAKQ50 min
Apr 26, 1:25 AM EDTMesoscale DiscussionSPC3 hr
Apr 29, 3:23 AM EDTFlood WatchAKQ39 hr
Apr 30, 8:16 AM EDTMesoscale DiscussionSPC2 hr
Apr 30, 1:26 PM EDTSpecial Weather StatementAKQ64 min
May 9, 3:26 AM EDTFrost AdvisoryAKQ29 hr
May 30, 6:33 PM EDTMesoscale DiscussionSPC87 min
May 30, 7:47 PM EDTSpecial Weather StatementAKQ43 min
Jun 17, 12:05 PM EDTSpecial Weather StatementAKQ40 min
Jun 17, 12:25 PM EDTMesoscale DiscussionSPC2 hr
Jun 17, 1:42 PM EDTSpecial Weather StatementAKQ93 min
Jun 20, 10:00 AM EDTSpecial Weather StatementAKQ45 min
Jun 20, 6:23 PM EDTSpecial Weather StatementAKQ52 min
Jul 1, 1:46 PM EDTMesoscale DiscussionSPC119 min
Jul 1, 7:25 PM EDTSevere Thunderstorm WarningAKQ50 min
Jul 1, 7:46 PM EDTSpecial Weather StatementAKQ44 min
Jul 1, 8:16 PM EDTSpecial Weather StatementAKQ29 min
Jul 4, 3:29 PM EDTSpecial Weather StatementAKQ46 min
Jul 4, 3:34 PM EDTSevere Thunderstorm WarningAKQ41 min
Jul 13, 1:21 PM EDTMesoscale DiscussionSPC84 min
Jul 13, 8:23 PM EDTSevere Thunderstorm WarningAKQ24 min
Jul 18, 3:09 PM EDTHeat AdvisoryAKQ30 hr
Jul 18, 4:35 PM EDTSpecial Weather StatementAKQ55 min
Jul 18, 4:59 PM EDTSevere Thunderstorm WarningAKQ46 min
Jul 19, 2:40 PM EDTHeat AdvisoryAKQ30 hr
Jul 20, 8:46 PM EDTHeat AdvisoryAKQ70 hr
Jul 23, 4:38 PM EDTSpecial Weather StatementAKQ67 min
Jul 23, 5:53 PM EDTSpecial Weather StatementAKQ67 min
Jul 26, 3:32 PM EDTHeat AdvisoryAKQ52 hr
Jul 28, 5:31 PM EDTSpecial Weather StatementAKQ44 min
Jul 28, 5:47 PM EDTSevere Thunderstorm WarningAKQ43 min
Jul 28, 6:23 PM EDTSpecial Weather StatementAKQ52 min
Aug 1, 1:23 PM EDTMesoscale DiscussionSPC2 hr
Aug 2, 3:26 PM EDTFlash Flood WatchAKQ43 hr
Aug 2, 5:44 PM EDTTropical Storm WatchAKQ5 hr
Aug 2, 6:41 PM EDTCoastal Flood WatchAKQ23 hr
Aug 2, 10:51 PM EDTTropical Storm WarningAKQ43 hr
Aug 3, 11:35 AM EDTStorm Surge WarningAKQ24 hr
Aug 3, 8:03 PM EDTMesoscale DiscussionSPC117 min
Aug 3, 8:49 PM EDTTornado WatchSPC9 hr
Aug 4, 12:02 AM EDTMesoscale DiscussionSPC118 min
Aug 4, 1:09 AM EDTTornado WarningAKQ36 min
Aug 4, 1:40 AM EDTTornado WarningAKQ35 min
Aug 4, 1:57 AM EDTTornado WarningAKQ33 min
Aug 4, 2:00 AM EDTTornado WarningAKQ30 min
Aug 4, 2:52 AM EDTFlash Flood WarningAKQ3 hr
Aug 15, 3:21 AM EDTFlash Flood WatchAKQ33 hr
Aug 15, 5:42 PM EDTAreal Flood AdvisoryAKQ3 hr
Aug 15, 6:15 PM EDTFlash Flood WarningAKQ2 hr
Aug 29, 12:08 PM EDTMesoscale DiscussionSPC3 hr
Aug 31, 5:32 PM EDTMesoscale DiscussionSPC88 min
Sep 2, 10:44 AM EDTHeat AdvisoryAKQ8 hr
Sep 2, 7:09 PM EDTHeat AdvisoryAKQ25 hr
Sep 9, 2:26 PM EDTFlash Flood WatchAKQ31 hr
Sep 9, 2:59 PM EDTAreal Flood AdvisoryAKQ3 hr
Sep 16, 3:51 AM EDTFlash Flood WatchAKQ50 hr
Sep 29, 2:36 PM EDTMesoscale DiscussionSPC2 hr
Sep 29, 2:47 PM EDTSpecial Weather StatementAKQ28 min
Sep 29, 9:01 PM EDTMesoscale DiscussionSPC119 min
Oct 21, 12:37 AM EDTDense Fog AdvisoryAKQ9 hr
Oct 27, 1:30 AM EDTDense Fog AdvisoryAKQ10 hr
Oct 27, 9:55 PM EDTDense Fog AdvisoryAKQ9 hr
Oct 28, 3:27 PM EDTWind AdvisoryAKQ28 hr
Nov 1, 11:36 AM ESTMesoscale DiscussionSPC114 min
Nov 1, 12:03 PM ESTSpecial Weather StatementAKQ57 min
Nov 2, 1:43 PM ESTFreeze WarningAKQ18 hr
Nov 6, 1:29 AM ESTDense Fog AdvisoryAKQ9 hr
Nov 6, 11:37 PM ESTDense Fog AdvisoryAKQ10 hr
Nov 11, 10:30 AM ESTFlash Flood WatchAKQ31 hr
Nov 11, 8:49 PM ESTAreal Flood AdvisoryAKQ3 hr
Nov 11, 9:29 PM ESTSpecial Weather StatementAKQ46 min
Nov 11, 10:38 PM ESTFlash Flood WarningAKQ6 hr
Nov 12, 10:14 AM ESTAreal Flood AdvisoryAKQ57 min
Nov 12, 11:11 AM ESTFlash Flood WarningAKQ3 hr
Nov 12, 12:06 PM ESTAreal Flood WarningAKQ29 hr
Nov 12, 12:42 PM ESTRiver Flood WarningAKQ5 days
Nov 12, 1:54 PM ESTAreal Flood WarningAKQ15 hr
Nov 17, 3:02 AM ESTFreeze WarningAKQ29 hr
Nov 26, 8:42 PM ESTDense Fog AdvisoryAKQ12 hr
Nov 29, 3:21 PM ESTWind AdvisoryAKQ27 hr
Nov 30, 12:26 PM ESTMesoscale DiscussionSPC3 hr
Dec 5, 1:34 AM ESTSpecial Weather StatementAKQ41 min
Dec 23, 2:48 PM ESTWind AdvisoryAKQ35 hr
Dec 24, 4:45 PM ESTMesoscale DiscussionSPC60 min
Dec 24, 7:13 PM ESTMesoscale DiscussionSPC2 hr
Dec 24, 9:38 PM ESTTornado WatchSPC3 hr
Dec 24, 10:45 PM ESTSpecial Weather StatementAKQ30 min
Dec 24, 10:46 PM ESTMesoscale DiscussionSPC3 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 archive20192021

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.