Alert archive / Michigan / Dickinson County

Weather alerts in Dickinson County, Michigan, 2018

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

Dickinson County and its neighbors

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

Alerts
94
Warnings
16
Watches
13
Advisories
27
Busiest month
May14 alerts
Busiest day
May 26, 201811 alerts

Over time

By month

Warning verification

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

Dickinson County, 2018

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings00
Severe thunderstorm warnings8363%1060%26 min
Flash flood warnings4175%0

Each office's whole area, 2018

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Marquette, MI: tornado warnings20100%0
NWS Marquette, MI: severe thunderstorm warnings652365%7569%22 min
NWS Marquette, MI: flash flood warnings10550%3187%218 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 7, 11:34 AM CSTRiver Flood AdvisoryGRB36 hr
Jan 14, 3:28 AM CSTWinter Weather AdvisoryMQT61 hr
Jan 20, 2:10 PM CSTWinter Storm WatchMQT24 hr
Jan 21, 2:35 PM CSTWinter Storm WarningMQT34 hr
Jan 22, 3:15 PM CSTMesoscale DiscussionSPC6 hr
Feb 2, 2:14 PM CSTWinter Weather AdvisoryMQT34 hr
Feb 18, 2:20 PM CSTWinter Weather AdvisoryMQT52 hr
Feb 20, 6:31 AM CSTSpecial Weather StatementMQT74 min
Feb 22, 2:32 AM CSTWinter Weather AdvisoryMQT31 hr
Feb 24, 3:19 AM CSTWinter Weather AdvisoryMQT26 hr
Mar 29, 2:21 PM CDTWinter Storm WatchMQT22 hr
Mar 30, 3:37 AM CDTWinter Storm WarningMQT39 hr
Mar 31, 5:25 AM CDTMesoscale DiscussionSPC6 hr
Apr 2, 2:48 PM CDTWinter Weather AdvisoryMQT34 hr
Apr 12, 3:06 PM CDTWinter Storm WatchMQT12 hr
Apr 13, 3:27 AM CDTWinter Storm WatchMQT25 hr
Apr 14, 4:06 AM CDTWinter Storm WarningMQT47 hr
Apr 15, 8:49 PM CDTWinter Weather AdvisoryMQT34 hr
Apr 27, 8:15 AM CDTRiver Flood AdvisoryGRB36 hr
Apr 27, 8:15 AM CDTRiver Flood AdvisoryGRB36 hr
Apr 27, 8:24 AM CDTRiver Flood AdvisoryGRB36 hr
Apr 27, 8:24 AM CDTRiver Flood AdvisoryGRB36 hr
Apr 28, 9:06 PM CDTRiver Flood AdvisoryGRB39 hr
Apr 28, 9:06 PM CDTRiver Flood AdvisoryGRB4 days
Apr 28, 9:12 PM CDTRiver Flood AdvisoryGRB4 days
Apr 28, 9:12 PM CDTRiver Flood AdvisoryGRB4 days
May 25, 1:27 AM CDTSpecial Weather StatementMQT33 min
May 25, 12:52 PM CDTSpecial Weather StatementMQT38 min
May 25, 6:49 PM CDTSpecial Weather StatementMQT26 min
May 25, 7:11 PM CDTSevere Thunderstorm WarningMQT34 min
May 25, 7:19 PM CDTSpecial Weather StatementMQT41 min
May 25, 8:05 PM CDTSpecial Weather StatementMQT40 min
May 26, 11:43 AM CDTMesoscale DiscussionSPC3 hr
May 26, 12:28 PM CDTSevere Thunderstorm WarningMQT62 min
May 26, 1:31 PM CDTSpecial Weather StatementMQT44 min
May 26, 1:47 PM CDTFlash Flood WarningMQT3 hr
May 26, 2:32 PM CDTSevere Thunderstorm WarningMQT43 min
May 26, 4:19 PM CDTSevere Thunderstorm WarningMQT20 min
May 26, 4:21 PM CDTSpecial Weather StatementMQT39 min
May 26, 5:11 PM CDTAreal Flood AdvisoryMQT3 hr
Jun 12, 2:47 PM CDTFire Weather WatchMQT13 hr
Jun 12, 6:56 PM CDTMesoscale DiscussionSPC3 hr
Jun 15, 12:19 PM CDTSpecial Weather StatementMQT71 min
Jun 15, 12:53 PM CDTFlash Flood WatchMQT61 hr
Jun 16, 10:38 AM CDTAreal Flood AdvisoryMQT4 hr
Jun 16, 11:28 AM CDTFlash Flood WarningMQT3 hr
Jun 17, 3:08 PM CDTMesoscale DiscussionSPC97 min
Jun 17, 3:46 PM CDTSevere Thunderstorm WatchSPC8 hr
Jun 17, 6:29 PM CDTMesoscale DiscussionSPC2 hr
Jun 29, 11:22 AM CDTMesoscale DiscussionSPC113 min
Jun 30, 2:16 AM CDTHeat AdvisoryMQT17 hr
Jun 30, 3:21 AM CDTMesoscale DiscussionSPC114 min
Jun 30, 4:23 PM CDTMesoscale DiscussionSPC67 min
Jun 30, 4:41 PM CDTSevere Thunderstorm WatchSPC6 hr
Jun 30, 8:05 PM CDTMesoscale DiscussionSPC85 min
Jun 30, 8:48 PM CDTSevere Thunderstorm WarningMQT27 min
Jun 30, 9:22 PM CDTFlash Flood WarningMQT6 hr
Jul 1, 11:37 AM CDTMesoscale DiscussionSPC83 min
Jul 1, 12:04 PM CDTTornado WatchSPC6 hr
Jul 1, 1:37 PM CDTMesoscale DiscussionSPC53 min
Jul 1, 2:05 PM CDTSpecial Weather StatementMQT40 min
Jul 4, 3:27 PM CDTSpecial Weather StatementMQT48 min
Jul 4, 4:15 PM CDTSpecial Weather StatementMQT60 min
Aug 1, 12:08 PM CDTSpecial Weather StatementMQT52 min
Aug 1, 12:26 PM CDTSpecial Weather StatementMQT34 min
Aug 1, 12:56 PM CDTSpecial Weather StatementMQT49 min
Aug 1, 1:06 PM CDTSpecial Weather StatementMQT39 min
Aug 1, 1:47 PM CDTSevere Thunderstorm WarningMQT28 min
Aug 4, 5:53 AM CDTSpecial Weather StatementMQT37 min
Aug 5, 3:57 PM CDTMesoscale DiscussionSPC93 min
Aug 14, 3:55 PM CDTSpecial Weather StatementMQT35 min
Aug 14, 3:57 PM CDTSpecial Weather StatementGRB33 min
Aug 14, 3:57 PM CDTSpecial Weather StatementMQT33 min
Aug 14, 7:11 PM CDTSpecial Weather StatementMQT34 min
Aug 27, 5:27 PM CDTMesoscale DiscussionSPC2 hr
Aug 27, 6:01 PM CDTSevere Thunderstorm WatchSPC7 hr
Sep 4, 8:24 AM CDTFlash Flood WatchMQT26 hr
Sep 4, 11:55 PM CDTAreal Flood AdvisoryMQT9 hr
Sep 5, 2:04 AM CDTFlash Flood WarningMQT7 hr
Sep 5, 8:48 AM CDTAreal Flood AdvisoryMQT3 hr
Sep 5, 11:55 AM CDTAreal Flood AdvisoryMQT4 hr
Sep 21, 2:20 PM CDTFrost AdvisoryMQT18 hr
Sep 28, 2:04 AM CDTFrost AdvisoryMQT31 hr
Sep 28, 2:04 AM CDTFreeze WarningMQT31 hr
Sep 28, 4:10 PM CDTSpecial Weather StatementMQT65 min
Oct 3, 2:31 PM CDTMesoscale DiscussionSPC89 min
Oct 3, 3:31 PM CDTTornado WatchSPC7 hr
Oct 3, 5:47 PM CDTSevere Thunderstorm WarningMQT28 min
Oct 3, 6:53 PM CDTSpecial Weather StatementMQT22 min
Oct 3, 8:28 PM CDTSevere Thunderstorm WarningMQT32 min
Oct 8, 3:20 PM CDTFlood WatchMQT52 hr
Oct 10, 3:25 PM CDTAreal Flood AdvisoryMQT4 hr
Dec 13, 2:27 AM CSTDense Fog AdvisoryMQT6 hr
Dec 26, 3:42 AM CSTWinter Weather AdvisoryMQT56 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.