Alert archive / Virginia / Bland County

Weather alerts in Bland County, Virginia, 2019

144 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Bland County and its neighbors

Each county as a circle sized by its count in 2019. Tap one for its archive.

Alerts
144
Warnings
22
Watches
13
Advisories
50
Busiest month
May26 alerts
Busiest day
April 15, 20196 alerts

Over time

By month

Warning verification

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

Bland County, 2019

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings00
Severe thunderstorm warnings151127%4100%20 min
Flash flood warnings00

Each office's whole area, 2019

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Blacksburg, VA: tornado warnings45198%450%32 min
NWS Blacksburg, VA: severe thunderstorm warnings29921927%79168%25 min
NWS Blacksburg, VA: flash flood warnings351460%5248%70 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, 3:17 PM ESTWind AdvisoryRNK24 hr
Jan 4, 10:10 PM ESTSpecial Weather StatementRNK65 min
Jan 8, 3:57 AM ESTWind AdvisoryRNK51 hr
Jan 11, 4:06 AM ESTWinter Storm WatchRNK12 hr
Jan 11, 3:44 PM ESTWinter Storm WarningRNK51 hr
Jan 12, 10:15 PM ESTMesoscale DiscussionSPC5 hr
Jan 13, 7:16 PM ESTWinter Weather AdvisoryRNK15 hr
Jan 13, 10:33 PM ESTFreezing Fog AdvisoryRNK11 hr
Jan 17, 4:49 AM ESTWinter Weather AdvisoryRNK24 hr
Jan 19, 3:52 PM ESTWinter Weather AdvisoryRNK40 hr
Jan 19, 7:53 PM ESTAreal Flood AdvisoryRNK112 min
Jan 19, 9:53 PM ESTAreal Flood AdvisoryRNK3 hr
Jan 20, 12:16 PM ESTWind Chill AdvisoryRNK24 hr
Jan 23, 11:36 AM ESTWind AdvisoryRNK7 hr
Jan 23, 10:05 PM ESTAreal Flood AdvisoryRNK3 hr
Jan 24, 1:01 AM ESTAreal Flood AdvisoryRNK5 hr
Jan 24, 9:34 AM ESTSpecial Weather StatementRNK41 min
Jan 28, 4:21 AM ESTWinter Weather AdvisoryRNK35 hr
Jan 29, 3:20 PM ESTWind Chill AdvisoryRNK45 hr
Jan 29, 10:25 PM ESTWind AdvisoryRNK21 hr
Jan 31, 1:26 AM ESTSpecial Weather StatementRNK109 min
Feb 7, 2:47 AM ESTAreal Flood AdvisoryRNK5 hr
Feb 8, 3:22 AM ESTWind AdvisoryRNK17 hr
Feb 12, 3:32 AM ESTWind AdvisoryRNK37 hr
Feb 12, 5:09 PM ESTSpecial Weather StatementRNK81 min
Feb 12, 6:44 PM ESTSpecial Weather StatementRNK2 hr
Feb 16, 4:10 PM ESTWinter Weather AdvisoryRNK27 hr
Feb 18, 3:28 AM ESTWinter Storm WatchRNK12 hr
Feb 18, 3:33 PM ESTWinter Storm WarningRNK56 hr
Feb 20, 12:26 AM ESTMesoscale DiscussionSPC4 hr
Feb 20, 4:46 PM ESTAreal Flood WarningRNK9 hr
Feb 21, 1:49 AM ESTAreal Flood WarningRNK9 hr
Feb 21, 2:44 PM ESTFlood WatchRNK67 hr
Feb 22, 5:41 AM ESTAreal Flood AdvisoryRNK3 hr
Feb 22, 9:56 AM ESTAreal Flood AdvisoryRNK8 hr
Feb 22, 4:18 PM ESTAreal Flood AdvisoryRNK4 hr
Feb 23, 1:56 AM ESTHigh Wind WatchRNK14 hr
Feb 23, 5:02 AM ESTAreal Flood AdvisoryRNK11 hr
Feb 23, 3:43 PM ESTAreal Flood WarningRNK21 hr
Feb 23, 4:08 PM ESTHigh Wind WarningRNK44 hr
Mar 1, 4:24 PM ESTSpecial Weather StatementRNK51 min
Mar 5, 3:24 AM ESTWind Chill AdvisoryRNK31 hr
Mar 7, 3:05 PM ESTWinter Weather AdvisoryRNK24 hr
Mar 9, 3:25 AM ESTWind AdvisoryRNK24 hr
Mar 15, 4:48 AM EDTSpecial Weather StatementRNK57 min
Mar 15, 2:49 PM EDTWind AdvisoryRNK20 hr
Mar 19, 10:00 AM EDTSpecial Weather StatementRNK15 min
Mar 22, 3:30 AM EDTWind AdvisoryRNK24 hr
Apr 12, 7:24 PM EDTSpecial Weather StatementRNK51 min
Apr 12, 10:23 PM EDTSpecial Weather StatementRNK37 min
Apr 14, 3:50 AM EDTWind AdvisoryRNK15 hr
Apr 14, 6:30 PM EDTMesoscale DiscussionSPC90 min
Apr 14, 7:12 PM EDTMesoscale DiscussionSPC2 hr
Apr 14, 7:21 PM EDTSevere Thunderstorm WatchSPC5 hr
Apr 14, 8:08 PM EDTSpecial Weather StatementRNK52 min
Apr 14, 8:31 PM EDTMesoscale DiscussionSPC59 min
Apr 14, 8:32 PM EDTSevere Thunderstorm WarningRNK73 min
Apr 14, 10:13 PM EDTAreal Flood AdvisoryRNK2 hr
Apr 14, 10:27 PM EDTSevere Thunderstorm WarningRNK78 min
Apr 15, 2:58 AM EDTWind AdvisoryRNK15 hr
Apr 19, 10:31 AM EDTTornado WatchSPC9 hr
Apr 25, 3:31 PM EDTWind AdvisoryRNK42 hr
May 2, 3:13 PM EDTSpecial Weather StatementRNK47 min
May 2, 4:04 PM EDTSpecial Weather StatementRNK41 min
May 3, 12:58 PM EDTMesoscale DiscussionSPC2 hr
May 3, 7:11 PM EDTSpecial Weather StatementRNK64 min
May 3, 9:02 PM EDTSpecial Weather StatementRNK58 min
May 12, 3:37 PM EDTMesoscale DiscussionSPC113 min
May 17, 6:12 AM EDTSpecial Weather StatementRNK63 min
May 17, 6:47 AM EDTSpecial Weather StatementRNK58 min
May 17, 7:37 AM EDTSpecial Weather StatementRNK53 min
May 17, 8:29 AM EDTSpecial Weather StatementRNK61 min
May 17, 7:37 PM EDTMesoscale DiscussionSPC113 min
May 17, 9:39 PM EDTMesoscale DiscussionSPC66 min
May 18, 9:54 PM EDTSpecial Weather StatementRNK36 min
May 19, 12:39 PM EDTSpecial Weather StatementRNK51 min
May 19, 12:42 PM EDTSpecial Weather StatementRNK48 min
May 19, 1:34 PM EDTSpecial Weather StatementRNK56 min
May 19, 2:55 PM EDTSpecial Weather StatementRNK35 min
May 26, 8:44 PM EDTSpecial Weather StatementRNK46 min
May 26, 9:05 PM EDTSevere Thunderstorm WarningRNK40 min
May 26, 9:40 PM EDTSevere Thunderstorm WarningRNK35 min
May 29, 3:25 PM EDTSevere Thunderstorm WarningRNK95 min
May 29, 3:41 PM EDTSevere Thunderstorm WatchSPC4 hr
May 29, 4:55 PM EDTSevere Thunderstorm WarningRNK65 min
May 30, 1:45 PM EDTMesoscale DiscussionSPC2 hr
May 31, 1:29 PM EDTSevere Thunderstorm WatchSPC10 hr
May 31, 4:03 PM EDTSpecial Weather StatementRNK42 min
Jun 2, 6:00 PM EDTSpecial Weather StatementRNK45 min
Jun 16, 3:35 PM EDTSevere Thunderstorm WarningRNK55 min
Jun 16, 7:01 PM EDTMesoscale DiscussionSPC59 min
Jun 17, 1:56 PM EDTSpecial Weather StatementRNK49 min
Jun 17, 2:32 PM EDTSevere Thunderstorm WarningRNK58 min
Jun 17, 3:31 PM EDTSpecial Weather StatementRNK59 min
Jun 18, 4:54 AM EDTFlash Flood WatchRNK18 hr
Jun 24, 5:44 PM EDTMesoscale DiscussionSPC3 hr
Jun 24, 6:28 PM EDTSevere Thunderstorm WatchSPC5 hr
Jun 24, 6:40 PM EDTSevere Thunderstorm WarningRNK52 min
Jun 24, 7:25 PM EDTSpecial Weather StatementRNK65 min
Jul 3, 3:35 PM EDTAreal Flood AdvisoryRNK2 hr
Jul 4, 5:42 PM EDTSpecial Weather StatementRNK18 min
Jul 4, 5:43 PM EDTSpecial Weather StatementRNK17 min
Jul 4, 6:03 PM EDTSpecial Weather StatementRNK27 min
Jul 10, 4:10 PM EDTSpecial Weather StatementRNK65 min
Jul 11, 12:15 PM EDTFlash Flood WatchRNK6 hr
Jul 15, 6:08 PM EDTSpecial Weather StatementRNK22 min
Jul 15, 6:41 PM EDTSpecial Weather StatementRNK49 min
Jul 22, 1:19 AM EDTSpecial Weather StatementRNK26 min
Jul 22, 3:41 AM EDTFlash Flood WatchRNK32 hr
Jul 22, 4:09 AM EDTSpecial Weather StatementRNK51 min
Jul 30, 1:08 PM EDTSpecial Weather StatementRNK52 min
Aug 1, 4:30 PM EDTSevere Thunderstorm WarningRNK60 min
Aug 3, 5:45 AM EDTDense Fog AdvisoryRNK4 hr
Aug 4, 6:17 AM EDTDense Fog AdvisoryRNK3 hr
Aug 6, 4:45 AM EDTDense Fog AdvisoryRNK4 hr
Aug 9, 2:25 PM EDTMesoscale DiscussionSPC95 min
Aug 9, 7:28 PM EDTSevere Thunderstorm WarningRNK62 min
Aug 13, 12:00 PM EDTMesoscale DiscussionSPC105 min
Aug 13, 4:01 PM EDTSevere Thunderstorm WarningRNK29 min
Aug 22, 12:02 PM EDTSpecial Weather StatementRNK58 min
Aug 22, 2:42 PM EDTSpecial Weather StatementRNK63 min
Sep 14, 4:28 PM EDTSpecial Weather StatementRNK47 min
Sep 28, 12:33 PM EDTSpecial Weather StatementRNK27 min
Sep 28, 2:46 PM EDTSevere Thunderstorm WarningRNK27 min
Oct 13, 7:00 AM EDTDense Fog AdvisoryRNK2 hr
Oct 15, 3:38 PM EDTWind AdvisoryRNK43 hr
Oct 17, 2:33 PM EDTFrost AdvisoryRNK18 hr
Oct 18, 2:54 AM EDTFrost AdvisoryRNK30 hr
Oct 23, 4:38 AM EDTFrost AdvisoryRNK28 hr
Oct 31, 4:48 AM EDTWind AdvisoryRNK28 hr
Oct 31, 11:12 AM EDTMesoscale DiscussionSPC2 hr
Oct 31, 12:45 PM EDTTornado WatchSPC4 hr
Oct 31, 1:32 PM EDTSevere Thunderstorm WarningRNK73 min
Oct 31, 2:45 PM EDTSevere Thunderstorm WarningRNK90 min
Nov 23, 4:22 AM ESTWind AdvisoryRNK32 hr
Nov 26, 2:44 PM ESTWind AdvisoryRNK44 hr
Nov 27, 4:38 AM ESTHigh Wind WarningRNK30 hr
Dec 1, 3:50 AM ESTWind AdvisoryRNK51 hr
Dec 1, 5:33 AM ESTWinter Weather AdvisoryRNK49 hr
Dec 3, 2:46 PM ESTWind AdvisoryRNK39 hr
Dec 10, 1:59 PM ESTWinter Weather AdvisoryRNK13 hr
Dec 12, 4:30 AM ESTWinter Weather AdvisoryRNK33 hr
Dec 24, 4:13 AM ESTDense Fog AdvisoryRNK5 hr
Dec 30, 3:56 AM ESTSpecial Weather StatementRNK49 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 archive20182020

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.