Alert archive / Minnesota / Polk County

Weather alerts in Polk County, Minnesota, 2022

241 weather alerts in 2022, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Polk County and its neighbors

Each county as a circle sized by its count in 2022. Tap one for its archive.

Alerts
241
Warnings
99
Watches
22
Advisories
94
Busiest month
June44 alerts
Busiest day
April 23, 202216 alerts

Over time

By month

Warning verification

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

2 of 2 tornado warnings covering Polk County in 2022 had a tornado report inside them; 0 of 1 tornado reports fell inside a warning.

Polk County, 2022

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings220%10%
Severe thunderstorm warnings47454%5391%26 min
Flash flood warnings3233%0

Each office's whole area, 2022

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Grand Forks, ND: tornado warnings341847%5975%12 min
NWS Grand Forks, ND: severe thunderstorm warnings22820311%74387%27 min
NWS Grand Forks, ND: flash flood warnings11827%1385%207 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 2, 3:14 AM CSTWind Chill AdvisoryFGF12 hr
Jan 3, 3:00 PM CSTWinter Storm WatchFGF12 hr
Jan 4, 3:28 AM CSTWinter Weather AdvisoryFGF39 hr
Jan 4, 11:51 AM CSTBlizzard WarningFGF21 hr
Jan 5, 3:39 AM CSTWind Chill AdvisoryFGF62 hr
Jan 5, 2:46 PM CSTWind Chill WarningFGF45 hr
Jan 7, 2:58 PM CSTWinter Weather AdvisoryFGF12 hr
Jan 8, 3:38 AM CSTWinter Weather AdvisoryFGF17 hr
Jan 8, 2:41 PM CSTWind Chill AdvisoryFGF45 hr
Jan 9, 3:45 PM CSTWind Chill WarningFGF20 hr
Jan 13, 2:52 AM CSTWinter Weather AdvisoryFGF33 hr
Jan 14, 2:35 PM CSTWind Chill AdvisoryFGF6 hr
Jan 17, 2:14 PM CSTWinter Weather AdvisoryFGF34 hr
Jan 18, 3:43 AM CSTWind Chill AdvisoryFGF3 days
Jan 18, 3:03 PM CSTBlizzard WarningFGF6 hr
Jan 18, 3:03 PM CSTWinter Weather AdvisoryFGF9 hr
Jan 19, 3:01 PM CSTWind Chill WarningFGF21 hr
Jan 20, 11:59 AM CSTWind Chill AdvisoryFGF15 hr
Jan 21, 4:07 AM CSTWinter Weather AdvisoryFGF11 hr
Jan 21, 12:24 PM CSTWind AdvisoryFGF9 hr
Jan 21, 3:03 PM CSTWinter Weather AdvisoryFGF2 hr
Jan 21, 9:50 PM CSTWinter Weather AdvisoryFGF5 hr
Jan 22, 3:14 AM CSTWind Chill AdvisoryFGF9 hr
Jan 22, 2:49 PM CSTWind Chill AdvisoryFGF21 hr
Jan 24, 3:13 AM CSTWind Chill WarningFGF48 hr
Jan 24, 3:13 AM CSTWind Chill AdvisoryFGF18 hr
Jan 26, 3:31 AM CSTWind Chill AdvisoryFGF5 hr
Jan 26, 5:07 AM CSTWinter Weather AdvisoryFGF7 hr
Jan 26, 1:27 PM CSTWinter Weather AdvisoryFGF23 hr
Jan 27, 1:16 PM CSTWind Chill AdvisoryFGF17 hr
Jan 30, 3:50 AM CSTWinter Storm WatchFGF32 hr
Jan 31, 12:09 PM CSTWinter Storm WarningFGF15 hr
Jan 31, 12:09 PM CSTWinter Weather AdvisoryFGF32 hr
Feb 1, 3:18 AM CSTBlizzard WarningFGF17 hr
Feb 1, 2:42 PM CSTWind Chill AdvisoryFGF3 days
Feb 2, 3:15 AM CSTWind Chill WarningFGF33 hr
Feb 4, 3:51 AM CSTWinter Weather AdvisoryFGF38 hr
Feb 9, 11:55 AM CSTWinter Weather AdvisoryFGF7 hr
Feb 10, 4:17 AM CSTWinter Weather AdvisoryFGF32 hr
Feb 10, 12:52 PM CSTBlizzard WarningFGF26 hr
Feb 11, 10:22 AM CSTWind Chill AdvisoryFGF27 hr
Feb 11, 2:43 PM CSTWinter Weather AdvisoryFGF3 hr
Feb 12, 2:34 PM CSTWind Chill AdvisoryFGF21 hr
Feb 13, 2:58 AM CSTWinter Weather AdvisoryFGF24 hr
Feb 14, 12:42 AM CSTWind Chill AdvisoryFGF9 hr
Feb 16, 4:02 AM CSTWind Chill AdvisoryFGF32 hr
Feb 16, 4:02 AM CSTWinter Storm WatchFGF33 hr
Feb 17, 1:10 PM CSTBlizzard WarningFGF29 hr
Feb 18, 10:50 AM CSTWinter Weather AdvisoryFGF10 hr
Feb 18, 5:49 PM CSTWind Chill AdvisoryFGF15 hr
Feb 19, 4:10 AM CSTWinter Storm WatchFGF11 hr
Feb 19, 4:10 AM CSTWinter Weather AdvisoryFGF14 hr
Feb 19, 2:53 PM CSTBlizzard WarningFGF22 hr
Feb 19, 2:53 PM CSTWinter Weather AdvisoryFGF22 hr
Feb 20, 2:50 PM CSTWind Chill WarningFGF69 hr
Feb 20, 2:50 PM CSTWind Chill AdvisoryFGF69 hr
Feb 20, 2:50 PM CSTWinter Weather AdvisoryFGF54 hr
Feb 23, 2:25 PM CSTWind Chill AdvisoryFGF22 hr
Feb 24, 2:28 PM CSTWind Chill AdvisoryFGF21 hr
Mar 2, 3:00 PM CSTWind Chill AdvisoryFGF18 hr
Mar 7, 2:56 PM CSTWinter Weather AdvisoryFGF30 hr
Mar 9, 2:23 PM CSTWind Chill AdvisoryFGF19 hr
Mar 10, 3:19 PM CSTWinter Weather AdvisoryFGF27 hr
Mar 10, 6:24 PM CSTMesoscale DiscussionSPC3 hr
Mar 10, 6:36 PM CSTSnow Squall WarningFGF39 min
Mar 10, 7:22 PM CSTSnow Squall WarningFGF38 min
Mar 10, 8:07 PM CSTSnow Squall WarningFGF53 min
Mar 11, 12:47 PM CSTWind Chill AdvisoryFGF21 hr
Mar 12, 3:34 AM CSTWinter Weather AdvisoryFGF19 hr
Mar 21, 11:38 AM CDTRiver Flood WarningFGF21 days
Mar 21, 11:38 AM CDTRiver Flood WarningFGF12 days
Mar 21, 9:48 PM CDTRiver Flood WarningFGF72 hr
Mar 24, 2:45 PM CDTWind AdvisoryFGF28 hr
Apr 5, 3:04 PM CDTHigh Wind WarningFGF44 hr
Apr 5, 3:13 PM CDTWinter Weather AdvisoryFGF44 hr
Apr 7, 10:40 AM CDTWind AdvisoryFGF8 hr
Apr 7, 11:21 AM CDTRiver Flood WarningFGF67 days
Apr 10, 10:48 AM CDTRiver Flood WarningFGF6 days
Apr 10, 10:48 AM CDTRiver Flood WarningFGF61 days
Apr 10, 1:46 PM CDTWinter Storm WatchFGF44 hr
Apr 12, 3:43 AM CDTWinter Weather AdvisoryFGF33 hr
Apr 12, 2:52 PM CDTWinter Storm WarningFGF22 hr
Apr 13, 12:48 PM CDTWinter Weather AdvisoryFGF42 hr
Apr 17, 3:39 AM CDTWinter Weather AdvisoryFGF29 hr
Apr 17, 1:25 PM CDTMesoscale DiscussionSPC4 hr
Apr 19, 7:10 PM CDTRiver Flood WarningFGF27 days
Apr 20, 11:11 AM CDTWinter Weather AdvisoryFGF3 hr
Apr 22, 11:27 AM CDTFlood WatchFGF20 hr
Apr 22, 12:28 PM CDTSpecial Weather StatementFGF47 min
Apr 23, 4:32 AM CDTAreal Flood WarningFGF11 hr
Apr 23, 6:18 AM CDTAreal Flood WarningFGF10 hr
Apr 23, 8:56 AM CDTRiver Flood WarningFGF12 days
Apr 23, 11:13 AM CDTFlash Flood WarningFGF9 hr
Apr 23, 12:55 PM CDTTornado WatchSPC6 hr
Apr 23, 1:03 PM CDTFlash Flood WarningFGF6 hr
Apr 23, 3:56 PM CDTSevere Thunderstorm WarningFGF49 min
Apr 23, 4:05 PM CDTWinter Weather AdvisoryFGF42 hr
Apr 23, 4:47 PM CDTAreal Flood WarningFGF4 days
Apr 23, 5:10 PM CDTAreal Flood WarningFGF4 days
Apr 23, 5:28 PM CDTSpecial Weather StatementFGF32 min
Apr 23, 5:36 PM CDTSevere Thunderstorm WarningFGF24 min
Apr 23, 6:00 PM CDTSpecial Weather StatementFGF45 min
Apr 23, 6:09 PM CDTAreal Flood WarningFGF4 days
Apr 23, 6:16 PM CDTMesoscale DiscussionSPC59 min
Apr 23, 6:26 PM CDTFlash Flood WarningFGF6 hr
Apr 23, 11:50 PM CDTDense Fog AdvisoryFGF4 hr
Apr 25, 4:49 AM CDTWind AdvisoryFGF10 hr
Apr 27, 3:49 PM CDTAreal Flood WarningFGF21 days
Apr 28, 1:43 PM CDTFlood WatchFGF65 hr
Apr 30, 12:41 PM CDTAreal Flood WarningFGF6 days
Apr 30, 2:34 PM CDTAreal Flood WarningFGF6 days
Apr 30, 7:58 PM CDTAreal Flood WarningFGF6 days
May 7, 3:46 AM CDTWind AdvisoryFGF15 hr
May 7, 7:00 PM CDTWind AdvisoryFGF3 hr
May 8, 12:38 AM CDTHigh Wind WarningFGF2 hr
May 8, 3:04 PM CDTFlood WatchFGF22 hr
May 8, 3:22 PM CDTWind AdvisoryFGF31 hr
May 11, 7:20 PM CDTMesoscale DiscussionSPC115 min
May 12, 4:22 AM CDTFlood WatchFGF20 hr
May 13, 2:30 AM CDTHigh Wind WarningFGF18 hr
May 13, 2:30 AM CDTWind AdvisoryFGF18 hr
May 18, 2:07 PM CDTSpecial Weather StatementFGF23 min
May 18, 2:17 PM CDTSevere Thunderstorm WarningFGF43 min
May 18, 2:49 PM CDTSevere Thunderstorm WarningFGF41 min
May 18, 3:27 PM CDTSevere Thunderstorm WarningFGF63 min
May 18, 3:27 PM CDTSevere Thunderstorm WarningFGF63 min
May 20, 3:11 AM CDTFrost AdvisoryFGF30 hr
May 21, 2:25 PM CDTFrost AdvisoryFGF17 hr
May 22, 2:40 PM CDTFrost AdvisoryFGF14 hr
May 29, 6:19 AM CDTSevere Thunderstorm WarningFGF41 min
May 29, 6:50 AM CDTSevere Thunderstorm WarningFGF40 min
May 29, 7:27 AM CDTSevere Thunderstorm WarningFGF63 min
May 29, 3:14 PM CDTMesoscale DiscussionSPC91 min
May 29, 3:21 PM CDTSevere Thunderstorm WarningFGF54 min
May 29, 3:41 PM CDTSevere Thunderstorm WatchSPC6 hr
May 29, 4:31 PM CDTSevere Thunderstorm WarningFGF47 min
May 29, 5:43 PM CDTMesoscale DiscussionSPC2 hr
May 29, 10:46 PM CDTSevere Thunderstorm WarningFGF31 min
May 30, 2:35 AM CDTFlood WatchFGF25 hr
May 30, 2:46 AM CDTSevere Thunderstorm WatchSPC5 hr
May 30, 10:10 AM CDTRiver Flood WarningFGF6 days
May 31, 1:05 AM CDTWind AdvisoryFGF18 hr
Jun 12, 7:58 AM CDTSevere Thunderstorm WarningFGF47 min
Jun 12, 2:26 PM CDTMesoscale DiscussionSPC94 min
Jun 14, 5:26 AM CDTSevere Thunderstorm WatchSPC5 hr
Jun 14, 7:31 AM CDTSevere Thunderstorm WarningFGF59 min
Jun 14, 7:41 AM CDTAreal Flood AdvisoryFGF3 hr
Jun 14, 8:07 AM CDTSevere Thunderstorm WarningFGF53 min
Jun 14, 2:36 PM CDTMesoscale DiscussionSPC114 min
Jun 14, 3:00 PM CDTSevere Thunderstorm WarningFGF45 min
Jun 14, 3:38 PM CDTSevere Thunderstorm Warning Considerable damage threatFGF52 min
Jun 14, 3:44 PM CDTSevere Thunderstorm WatchSPC6 hr
Jun 17, 9:45 AM CDTExcessive Heat WatchFGF19 hr
Jun 18, 4:51 AM CDTExcessive Heat WarningFGF63 hr
Jun 18, 4:51 AM CDTHeat AdvisoryFGF63 hr
Jun 18, 4:51 AM CDTWind AdvisoryFGF15 hr
Jun 19, 11:52 PM CDTSevere Thunderstorm Warning Considerable damage threatFGF21 min
Jun 20, 1:49 PM CDTMesoscale DiscussionSPC2 hr
Jun 20, 3:19 PM CDTSevere Thunderstorm WatchSPC7 hr
Jun 20, 3:20 PM CDTSevere Thunderstorm WarningFGF55 min
Jun 20, 3:56 PM CDTSevere Thunderstorm Warning Considerable damage threatFGF64 min
Jun 20, 4:19 PM CDTSevere Thunderstorm WarningFGF41 min
Jun 20, 4:37 PM CDTSevere Thunderstorm Warning Destructive damage threatFGF53 min
Jun 20, 5:01 PM CDTMesoscale DiscussionSPC89 min
Jun 20, 5:25 PM CDTSevere Thunderstorm Warning Considerable damage threatFGF65 min
Jun 20, 7:04 PM CDTSevere Thunderstorm Warning Considerable damage threatFGF56 min
Jun 20, 7:52 PM CDTSevere Thunderstorm Warning Considerable damage threatFGF53 min
Jun 24, 8:50 AM CDTSevere Thunderstorm WarningFGF55 min
Jun 24, 9:39 AM CDTSevere Thunderstorm Warning Considerable damage threatFGF66 min
Jun 24, 12:34 PM CDTSevere Thunderstorm WarningFGF41 min
Jun 24, 1:16 PM CDTMesoscale DiscussionSPC119 min
Jun 24, 1:40 PM CDTSevere Thunderstorm WatchSPC9 hr
Jun 24, 3:46 PM CDTMesoscale DiscussionSPC119 min
Jun 24, 5:36 PM CDTSevere Thunderstorm Warning Destructive damage threatFGF54 min
Jun 24, 6:10 PM CDTSevere Thunderstorm WarningFGF65 min
Jun 24, 6:13 PM CDTMesoscale DiscussionSPC92 min
Jun 24, 6:27 PM CDTSevere Thunderstorm Warning Considerable damage threatFGF48 min
Jun 24, 7:07 PM CDTSevere Thunderstorm Warning Destructive damage threatFGF53 min
Jun 24, 7:11 PM CDTSevere Thunderstorm Warning Considerable damage threatFGF64 min
Jun 24, 7:53 PM CDTSevere Thunderstorm Warning Destructive damage threatFGF67 min
Jun 24, 8:10 PM CDTSevere Thunderstorm Warning Considerable damage threatFGF65 min
Jun 24, 8:43 PM CDTSevere Thunderstorm Warning Considerable damage threatFGF62 min
Jun 24, 8:52 PM CDTTornado WarningFGF38 min
Jun 24, 9:00 PM CDTTornado WarningFGF32 min
Jun 24, 9:06 PM CDTMesoscale DiscussionSPC84 min
Jun 25, 9:51 AM CDTRiver Flood WarningFGF35 hr
Jul 10, 7:35 AM CDTSevere Thunderstorm WarningFGF55 min
Jul 10, 7:47 AM CDTSevere Thunderstorm WatchSPC3 hr
Jul 10, 8:22 AM CDTSevere Thunderstorm WarningFGF53 min
Jul 10, 8:33 AM CDTSevere Thunderstorm WarningFGF57 min
Jul 10, 9:09 AM CDTSevere Thunderstorm WarningFGF66 min
Jul 10, 9:24 AM CDTSevere Thunderstorm WarningFGF66 min
Jul 17, 1:32 PM CDTHeat AdvisoryFGF5 hr
Jul 17, 11:24 PM CDTMesoscale DiscussionSPC2 hr
Jul 18, 3:23 AM CDTHeat AdvisoryFGF18 hr
Jul 19, 1:19 AM CDTSevere Thunderstorm WarningFGF56 min
Jul 19, 2:13 AM CDTSevere Thunderstorm WarningFGF29 min
Jul 22, 9:57 PM CDTSevere Thunderstorm WatchSPC5 hr
Jul 22, 11:27 PM CDTMesoscale DiscussionSPC63 min
Jul 23, 12:43 AM CDTSevere Thunderstorm Warning Destructive damage threatFGF62 min
Jul 23, 1:32 AM CDTMesoscale DiscussionSPC88 min
Jul 23, 1:40 AM CDTSevere Thunderstorm Warning Considerable damage threatFGF65 min
Aug 5, 8:19 PM CDTSevere Thunderstorm WarningFGF42 min
Aug 13, 3:47 AM CDTDense Fog AdvisoryFGF6 hr
Aug 28, 3:09 PM CDTMesoscale DiscussionSPC2 hr
Aug 28, 4:16 PM CDTSevere Thunderstorm WarningFGF44 min
Sep 19, 12:01 PM CDTMesoscale DiscussionSPC89 min
Sep 21, 2:53 PM CDTFrost AdvisoryFGF19 hr
Sep 26, 2:33 PM CDTFrost AdvisoryFGF18 hr
Sep 27, 2:05 PM CDTFrost AdvisoryFGF19 hr
Oct 5, 3:00 AM CDTWind AdvisoryFGF18 hr
Oct 23, 3:06 PM CDTWind AdvisoryFGF26 hr
Nov 5, 2:45 AM CDTWind AdvisoryFGF40 hr
Nov 6, 6:24 PM CSTWind AdvisoryFGF3 hr
Nov 8, 3:54 AM CSTWinter Storm WatchFGF32 hr
Nov 9, 4:00 AM CSTWinter Weather AdvisoryFGF16 hr
Nov 9, 12:10 PM CSTBlizzard WarningFGF36 hr
Nov 9, 12:10 PM CSTWinter Storm WarningFGF39 hr
Nov 9, 12:10 PM CSTWinter Weather AdvisoryFGF48 hr
Nov 10, 10:38 AM CSTMesoscale DiscussionSPC4 hr
Nov 27, 1:18 PM CSTDense Fog AdvisoryFGF5 hr
Dec 1, 2:02 PM CSTWinter Weather AdvisoryFGF31 hr
Dec 2, 3:11 AM CSTWind Chill AdvisoryFGF31 hr
Dec 5, 2:53 PM CSTWinter Weather AdvisoryFGF22 hr
Dec 6, 1:41 PM CSTWind Chill AdvisoryFGF22 hr
Dec 9, 9:37 PM CSTWinter Weather AdvisoryFGF14 hr
Dec 10, 4:04 AM CSTWinter Storm WatchFGF58 hr
Dec 12, 2:09 PM CSTWinter Storm WarningFGF46 hr
Dec 12, 2:09 PM CSTWinter Weather AdvisoryFGF46 hr
Dec 13, 6:23 PM CSTMesoscale DiscussionSPC3 hr
Dec 14, 11:58 AM CSTWinter Weather AdvisoryFGF21 hr
Dec 14, 2:00 PM CSTWinter Storm WarningFGF31 hr
Dec 15, 10:46 AM CSTMesoscale DiscussionSPC4 hr
Dec 15, 6:56 PM CSTWinter Weather AdvisoryFGF29 hr
Dec 18, 7:08 AM CSTWind Chill AdvisoryFGF5 hr
Dec 19, 3:18 AM CSTWind Chill AdvisoryFGF6 days
Dec 20, 4:18 AM CSTWind Chill WarningFGF23 hr
Dec 20, 2:08 PM CSTWind Chill AdvisoryFGF4 days
Dec 22, 3:11 AM CSTWind Chill WarningFGF57 hr
Dec 22, 11:44 AM CSTBlizzard WarningFGF30 hr
Dec 25, 9:57 PM CSTWind Chill AdvisoryFGF14 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 archive20212023

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.