Alert archive / Michigan / Schoolcraft County

Weather alerts in Schoolcraft County, Michigan, 2022

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

Schoolcraft County and its neighbors

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

Alerts
91
Warnings
23
Watches
7
Advisories
31
Busiest month
June18 alerts
Busiest day
August 3, 20227 alerts

Over time

By month

Warning verification

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

Schoolcraft County, 2022

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings00
Severe thunderstorm warnings100100%0
Flash flood warnings00

Each office's whole area, 2022

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Marquette, MI: tornado warnings10100%0
NWS Marquette, MI: severe thunderstorm warnings751777%6849%18 min
NWS Marquette, MI: flash flood warnings30100%100%

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, 4:39 AM ESTWinter Weather AdvisoryMQT3 days
Jan 7, 4:11 PM ESTLakeshore Flood WarningMQT30 hr
Jan 7, 11:38 PM ESTWinter Weather AdvisoryMQT13 hr
Jan 8, 2:41 PM ESTWinter Storm WarningMQT52 hr
Jan 11, 3:21 AM ESTLakeshore Flood AdvisoryMQT21 hr
Jan 14, 11:54 AM ESTWind Chill AdvisoryMQT22 hr
Jan 17, 3:22 PM ESTWinter Weather AdvisoryMQT57 hr
Jan 24, 3:43 AM ESTWinter Weather AdvisoryMQT47 hr
Feb 5, 3:36 AM ESTWinter Storm WarningMQT23 hr
Feb 10, 4:24 AM ESTWinter Weather AdvisoryMQT51 hr
Feb 17, 3:11 PM ESTWinter Weather AdvisoryMQT40 hr
Feb 18, 4:16 AM ESTBlizzard WarningMQT27 hr
Feb 18, 10:39 AM ESTWinter Storm WarningMQT20 hr
Feb 19, 3:30 AM ESTWinter Weather AdvisoryMQT10 hr
Feb 21, 4:10 AM ESTWinter Weather AdvisoryMQT51 hr
Mar 4, 4:18 AM ESTWinter Weather AdvisoryMQT37 hr
Mar 11, 3:54 AM ESTWinter Weather AdvisoryMQT29 hr
Mar 22, 5:29 AM EDTWinter Weather AdvisoryMQT45 hr
Mar 27, 10:47 AM EDTWinter Weather AdvisoryMQT13 hr
Mar 29, 4:14 AM EDTWinter Weather AdvisoryMQT34 hr
Mar 29, 4:08 PM EDTWinter Storm WatchMQT23 hr
Mar 30, 2:51 PM EDTWinter Storm WarningMQT21 hr
Mar 30, 2:51 PM EDTWinter Weather AdvisoryMQT26 hr
May 12, 5:49 AM EDTSpecial Weather StatementMQT41 min
May 12, 4:04 PM EDTSevere Thunderstorm WatchSPC6 hr
May 29, 4:54 AM EDTBeach Hazards StatementMQT9 hr
May 29, 2:13 PM EDTBeach Hazards StatementMQT55 hr
Jun 15, 6:25 PM EDTMesoscale DiscussionSPC95 min
Jun 15, 6:51 PM EDTTornado WatchSPC4 hr
Jun 15, 8:03 PM EDTMesoscale DiscussionSPC87 min
Jun 15, 9:03 PM EDTSevere Thunderstorm WarningMQT42 min
Jun 15, 9:22 PM EDTSevere Thunderstorm WarningMQT23 min
Jun 16, 4:27 AM EDTBeach Hazards StatementMQT18 hr
Jun 19, 6:49 PM EDTSpecial Weather StatementMQT26 min
Jun 20, 3:45 AM EDTBeach Hazards StatementMQT17 hr
Jun 21, 3:17 AM EDTBeach Hazards StatementMQT19 hr
Jun 28, 1:56 PM EDTSevere Thunderstorm WarningMQT34 min
Jun 28, 2:01 PM EDTSevere Thunderstorm WarningMQT29 min
Jun 28, 2:10 PM EDTSevere Thunderstorm WatchSPC6 hr
Jun 30, 3:23 AM EDTBeach Hazards StatementMQT19 hr
Jun 30, 3:36 AM EDTSevere Thunderstorm WarningMQT39 min
Jun 30, 4:06 AM EDTSpecial Weather StatementMQT24 min
Jun 30, 4:31 AM EDTSpecial Weather StatementMQT29 min
Jun 30, 4:51 PM EDTSevere Thunderstorm WatchSPC6 hr
Jun 30, 7:41 PM EDTMesoscale DiscussionSPC2 hr
Jun 30, 10:10 PM EDTSevere Thunderstorm WarningMQT16 min
Jul 11, 6:38 PM EDTSevere Thunderstorm WarningMQT22 min
Jul 11, 6:58 PM EDTSevere Thunderstorm WarningMQT13 min
Jul 19, 4:55 AM EDTBeach Hazards StatementMQT17 hr
Jul 20, 5:11 AM EDTBeach Hazards StatementMQT17 hr
Jul 22, 2:36 PM EDTSpecial Weather StatementMQT24 min
Jul 22, 2:58 PM EDTSpecial Weather StatementMQT32 min
Jul 22, 3:29 PM EDTSpecial Weather StatementMQT31 min
Jul 22, 3:36 PM EDTSpecial Weather StatementAPX24 min
Aug 1, 3:56 AM EDTBeach Hazards StatementMQT18 hr
Aug 3, 3:58 AM EDTBeach Hazards StatementMQT18 hr
Aug 3, 6:07 AM EDTSpecial Weather StatementMQT38 min
Aug 3, 7:18 AM EDTSpecial Weather StatementMQT57 min
Aug 3, 4:31 PM EDTSevere Thunderstorm WarningMQT29 min
Aug 3, 4:40 PM EDTMesoscale DiscussionSPC95 min
Aug 3, 5:30 PM EDTSevere Thunderstorm WarningMQT30 min
Aug 3, 5:59 PM EDTSpecial Weather StatementMQT16 min
Aug 25, 9:00 AM EDTAreal Flood WarningMQT6 hr
Aug 29, 4:12 AM EDTBeach Hazards StatementMQT17 hr
Sep 2, 4:07 AM EDTBeach Hazards StatementMQT17 hr
Sep 8, 3:48 PM EDTBeach Hazards StatementMQT31 hr
Sep 17, 8:19 AM EDTBeach Hazards StatementMQT14 hr
Sep 18, 5:15 AM EDTBeach Hazards StatementMQT17 hr
Sep 22, 2:33 PM EDTFreeze WarningMQT18 hr
Sep 28, 2:49 PM EDTFreeze WarningMQT18 hr
Oct 11, 2:29 AM EDTLakeshore Flood AdvisoryMQT38 hr
Oct 16, 4:47 AM EDTWinter Storm WatchMQT32 hr
Oct 16, 4:47 AM EDTWinter Weather AdvisoryMQT63 hr
Oct 18, 4:33 AM EDTWind AdvisoryMQT15 hr
Nov 3, 4:35 AM EDTLakeshore Flood AdvisoryMQT31 hr
Nov 4, 5:56 PM EDTLakeshore Flood WarningMQT35 hr
Nov 5, 3:05 AM EDTWind AdvisoryMQT23 hr
Nov 5, 3:22 PM EDTHigh Wind WarningMQT7 hr
Nov 18, 3:43 PM ESTWinter Weather AdvisoryMQT39 hr
Nov 28, 4:31 PM ESTWinter Storm WarningMQT62 hr
Nov 30, 4:30 AM ESTWinter Weather AdvisoryMQT27 hr
Dec 2, 5:17 AM ESTWinter Weather AdvisoryMQT31 hr
Dec 13, 5:18 AM ESTLakeshore Flood AdvisoryMQT60 hr
Dec 14, 4:03 AM ESTWinter Weather AdvisoryMQT35 hr
Dec 15, 3:47 PM ESTWinter Weather AdvisoryMQT27 hr
Dec 20, 3:20 PM ESTWinter Storm WatchMQT37 hr
Dec 21, 4:48 AM ESTWinter Weather AdvisoryMQT44 hr
Dec 22, 4:11 AM ESTBlizzard WarningMQT3 days
Dec 23, 2:31 PM ESTWinter Weather AdvisoryMQT52 hr
Dec 27, 3:23 AM ESTWinter Weather AdvisoryMQT25 hr
Dec 27, 3:12 PM ESTLakeshore Flood AdvisoryMQT34 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.