Alert archive / Michigan / Severe Thunderstorm Warnings

Severe Thunderstorm Warnings in Michigan, 1999

338 severe thunderstorm warnings in 1999. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.

Severe Thunderstorm Warnings by county

Each county as a circle sized by its count in 1999. Tap one for its archive.

Severe Thunderstorm Warnings: 338
Busiest month: July168 severe thunderstorm warnings
Busiest day: July 31, 199941 severe thunderstorm warnings

Over time

By month

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.

Issued	Product	Office	Counties	Lasted
Feb 11, 4:59 PM EST	Severe Thunderstorm Warning	GRR	Muskegon, Oceana	61 min
Feb 11, 4:59 PM EST	Severe Thunderstorm Warning	GRR	Mason	61 min
Feb 11, 5:32 PM EST	Severe Thunderstorm Warning	GRR	Lake, Newaygo	63 min
Feb 11, 6:11 PM EST	Severe Thunderstorm Warning	APX	Grand Traverse, Wexford	49 min
Feb 11, 6:15 PM EST	Severe Thunderstorm Warning	GRR	Osceola	50 min
Feb 11, 6:30 PM EST	Severe Thunderstorm Warning	APX	Kalkaska, Missaukee	45 min
Feb 11, 7:16 PM EST	Severe Thunderstorm Warning	GRR	Calhoun	49 min
Feb 11, 8:56 PM EST	Severe Thunderstorm Warning	GRR	Barry, Kent	64 min
Feb 11, 9:35 PM EST	Severe Thunderstorm Warning	GRR	Ionia, Montcalm	60 min
Feb 11, 9:35 PM EST	Severe Thunderstorm Warning	GRR	Eaton	60 min
Feb 11, 9:46 PM EST	Severe Thunderstorm Warning	GRR	Clare, Mecosta	64 min
Feb 11, 9:46 PM EST	Severe Thunderstorm Warning	GRR	Clinton, Gratiot, Isabella	64 min
Feb 11, 10:01 PM EST	Severe Thunderstorm Warning	DTX	Bay, Midland, Saginaw	59 min
Feb 11, 10:01 PM EST	Severe Thunderstorm Warning	DTX	Shiawassee	59 min
Feb 11, 10:05 PM EST	Severe Thunderstorm Warning	GRR	Ingham	45 min
Apr 7, 9:37 PM EDT	Severe Thunderstorm Warning	APX	Grand Traverse	33 min
Apr 22, 1:54 AM EDT	Severe Thunderstorm Warning	GRR	Kalamazoo	36 min
May 5, 10:18 PM EDT	Severe Thunderstorm Warning	IWX	Branch	62 min
May 5, 10:36 PM EDT	Severe Thunderstorm Warning	IWX	Hillsdale	49 min
May 16, 6:52 PM EDT	Severe Thunderstorm Warning	GRR	Allegan, Ottawa	23 min
May 16, 10:56 PM EDT	Severe Thunderstorm Warning	GRR	Allegan, Kent, Ottawa	34 min
May 17, 2:13 PM EDT	Severe Thunderstorm Warning	GRR	Kent	32 min
May 17, 3:28 PM EDT	Severe Thunderstorm Warning	IWX	Berrien, Cass	47 min
May 17, 3:36 PM EDT	Severe Thunderstorm Warning	DTX	Midland	39 min
May 17, 3:50 PM EDT	Severe Thunderstorm Warning	DTX	Bay	25 min
May 17, 3:53 PM EDT	Severe Thunderstorm Warning	GRR	Van Buren	22 min
May 17, 4:12 PM EDT	Severe Thunderstorm Warning	DTX	Huron	23 min
May 17, 4:40 PM EDT	Severe Thunderstorm Warning	GRR	Allegan, Barry, Calhoun	45 min
May 17, 4:40 PM EDT	Severe Thunderstorm Warning	GRR	Ottawa	45 min
May 17, 4:49 PM EDT	Severe Thunderstorm Warning	DTX	Huron	26 min
May 17, 4:50 PM EDT	Severe Thunderstorm Warning	GRR	Eaton, Jackson	25 min
May 17, 4:50 PM EDT	Severe Thunderstorm Warning	GRR	Ionia, Kent	25 min
May 17, 4:50 PM EDT	Severe Thunderstorm Warning	GRR	Eaton, Jackson	55 min
May 17, 4:50 PM EDT	Severe Thunderstorm Warning	GRR	Ionia, Kent	55 min
May 17, 5:13 PM EDT	Severe Thunderstorm Warning	GRR	Clinton, Ingham, Montcalm	62 min
May 17, 5:27 PM EDT	Severe Thunderstorm Warning	DTX	Shiawassee	48 min
May 17, 5:38 PM EDT	Severe Thunderstorm Warning	GRR	Isabella, Mecosta	52 min
May 17, 5:38 PM EDT	Severe Thunderstorm Warning	GRR	Gratiot	52 min
May 17, 5:41 PM EDT	Severe Thunderstorm Warning	GRR	Van Buren	49 min
May 17, 5:45 PM EDT	Severe Thunderstorm Warning	GRR	Calhoun, Jackson	45 min
May 17, 5:45 PM EDT	Severe Thunderstorm Warning	IWX	Hillsdale	50 min
May 17, 5:47 PM EDT	Severe Thunderstorm Warning	DTX	Midland, Saginaw	43 min
May 17, 5:55 PM EDT	Severe Thunderstorm Warning	DTX	Genesee	35 min
May 17, 5:59 PM EDT	Severe Thunderstorm Warning	GRR	Clare, Osceola	61 min
May 17, 6:12 PM EDT	Severe Thunderstorm Warning	DTX	Lenawee, Washtenaw	48 min
May 17, 6:20 PM EDT	Severe Thunderstorm Warning	GRR	Ingham	40 min
May 17, 6:25 PM EDT	Severe Thunderstorm Warning	DTX	Bay, Tuscola	50 min
May 17, 7:02 PM EDT	Severe Thunderstorm Warning	DTX	Oakland, Washtenaw, Wayne	58 min
May 17, 7:05 PM EDT	Severe Thunderstorm Warning	GRR	Barry, Eaton	40 min
May 17, 7:13 PM EDT	Severe Thunderstorm Warning	IWX	Saint Joseph	47 min
May 17, 7:32 PM EDT	Severe Thunderstorm Warning	DTX	Sanilac	33 min
May 17, 7:40 PM EDT	Severe Thunderstorm Warning	DTX	Lapeer	65 min
May 17, 8:02 PM EDT	Severe Thunderstorm Warning	DTX	Sanilac	63 min
May 17, 8:07 PM EDT	Severe Thunderstorm Warning	DTX	Macomb	33 min
May 17, 9:18 PM EDT	Severe Thunderstorm Warning	DTX	Oakland	47 min
May 29, 3:47 PM EDT	Severe Thunderstorm Warning	MQT	Schoolcraft	58 min
Jun 2, 12:48 AM EDT	Severe Thunderstorm Warning	IWX	Berrien	32 min
Jun 2, 1:53 AM EDT	Severe Thunderstorm Warning	GRR	Allegan	37 min
Jun 5, 7:44 PM EDT	Severe Thunderstorm Warning	MQT	Gogebic	41 min
Jun 5, 8:57 PM EDT	Severe Thunderstorm Warning	MQT	Iron	53 min
Jun 5, 10:37 PM EDT	Severe Thunderstorm Warning	MQT	Menominee	48 min
Jun 6, 2:56 AM EDT	Severe Thunderstorm Warning	MQT	Menominee	64 min
Jun 6, 3:25 AM EDT	Severe Thunderstorm Warning	MQT	Delta	60 min
Jun 6, 4:11 AM EDT	Severe Thunderstorm Warning	MQT	Schoolcraft	49 min
Jun 6, 7:30 PM EDT	Severe Thunderstorm Warning	MQT	Gogebic	45 min
Jun 6, 7:53 PM EDT	Severe Thunderstorm Warning	APX	Benzie, Manistee	47 min
Jun 6, 8:20 PM EDT	Severe Thunderstorm Warning	APX	Grand Traverse, Leelanau	45 min
Jun 6, 8:20 PM EDT	Severe Thunderstorm Warning	APX	Wexford	45 min
Jun 6, 8:53 PM EDT	Severe Thunderstorm Warning	APX	Antrim	47 min
Jun 6, 9:15 PM EDT	Severe Thunderstorm Warning	APX	Charlevoix	45 min
Jun 6, 9:21 PM EDT	Severe Thunderstorm Warning	APX	Otsego	39 min
Jun 6, 9:46 PM EDT	Severe Thunderstorm Warning	GRR	Muskegon, Ottawa	44 min
Jun 6, 9:46 PM EDT	Severe Thunderstorm Warning	GRR	Mason, Oceana	44 min
Jun 6, 10:34 PM EDT	Severe Thunderstorm Warning	GRR	Lake, Mason	41 min
Jun 6, 10:37 PM EDT	Severe Thunderstorm Warning	APX	Manistee	48 min
Jun 6, 10:58 PM EDT	Severe Thunderstorm Warning	APX	Wexford	62 min
Jun 6, 11:19 PM EDT	Severe Thunderstorm Warning	APX	Grand Traverse	61 min
Jun 6, 11:29 PM EDT	Severe Thunderstorm Warning	APX	Missaukee	61 min
Jun 9, 2:31 PM EDT	Severe Thunderstorm Warning	IWX	Branch	49 min
Jun 9, 4:52 PM EDT	Severe Thunderstorm Warning	GRR	Jackson	38 min
Jun 9, 5:22 PM EDT	Severe Thunderstorm Warning	GRR	Ingham	23 min
Jun 9, 5:30 PM EDT	Severe Thunderstorm Warning	DTX	Livingston	60 min
Jun 9, 6:01 PM EDT	Severe Thunderstorm Warning	DTX	Genesee	59 min
Jun 9, 6:49 PM EDT	Severe Thunderstorm Warning	DTX	Genesee	41 min
Jun 9, 7:03 PM EDT	Severe Thunderstorm Warning	DTX	Lapeer	57 min
Jun 9, 7:56 PM EDT	Severe Thunderstorm Warning	DTX	Lapeer	34 min
Jun 9, 8:03 PM EDT	Severe Thunderstorm Warning	IWX	Saint Joseph	47 min
Jun 10, 4:27 PM EDT	Severe Thunderstorm Warning	DTX	Huron	63 min
Jun 10, 4:31 PM EDT	Severe Thunderstorm Warning	APX	Presque Isle	49 min
Jun 10, 4:59 PM EDT	Severe Thunderstorm Warning	APX	Alpena	46 min
Jun 10, 5:30 PM EDT	Severe Thunderstorm Warning	APX	Presque Isle	30 min
Jun 10, 7:08 PM EDT	Severe Thunderstorm Warning	GRR	Montcalm	37 min
Jun 10, 7:29 PM EDT	Severe Thunderstorm Warning	DTX	Midland	46 min
Jun 10, 8:13 PM EDT	Severe Thunderstorm Warning	DTX	Midland	62 min
Jun 10, 9:16 PM EDT	Severe Thunderstorm Warning	DTX	Midland	29 min
Jun 10, 10:08 PM EDT	Severe Thunderstorm Warning	GRR	Allegan, Barry, Kent	52 min
Jun 10, 10:11 PM EDT	Severe Thunderstorm Warning	IWX	Cass	49 min
Jun 10, 10:20 PM EDT	Severe Thunderstorm Warning	APX	Gladwin	40 min
Jun 10, 10:25 PM EDT	Severe Thunderstorm Warning	DTX	Midland	35 min
Jun 11, 2:07 PM EDT	Severe Thunderstorm Warning	GRR	Allegan	38 min
Jun 11, 2:45 PM EDT	Severe Thunderstorm Warning	GRR	Allegan	30 min
Jun 11, 2:47 PM EDT	Severe Thunderstorm Warning	IWX	Berrien	33 min
Jun 11, 2:52 PM EDT	Severe Thunderstorm Warning	GRR	Ottawa	23 min
Jun 11, 3:05 PM EDT	Severe Thunderstorm Warning	GRR	Kent	40 min
Jun 11, 3:20 PM EDT	Severe Thunderstorm Warning	GRR	Montcalm	40 min
Jun 11, 3:36 PM EDT	Severe Thunderstorm Warning	GRR	Newaygo	24 min
Jun 11, 3:37 PM EDT	Severe Thunderstorm Warning	GRR	Kalamazoo	68 min
Jun 11, 3:49 PM EDT	Severe Thunderstorm Warning	GRR	Kent, Montcalm	41 min
Jun 11, 4:10 PM EDT	Severe Thunderstorm Warning	GRR	Barry	35 min
Jun 11, 4:23 PM EDT	Severe Thunderstorm Warning	APX	Presque Isle	47 min
Jun 11, 4:28 PM EDT	Severe Thunderstorm Warning	IWX	Berrien	32 min
Jun 11, 5:11 PM EDT	Severe Thunderstorm Warning	APX	Presque Isle	29 min
Jun 11, 5:15 PM EDT	Severe Thunderstorm Warning	MQT	Dickinson	45 min
Jun 11, 5:50 PM EDT	Severe Thunderstorm Warning	MQT	Marquette	35 min
Jun 11, 6:03 PM EDT	Severe Thunderstorm Warning	DTX	Midland	42 min
Jun 11, 6:47 PM EDT	Severe Thunderstorm Warning	APX	Ogemaw	63 min
Jun 11, 9:54 PM EDT	Severe Thunderstorm Warning	IWX	Hillsdale	31 min
Jun 12, 1:30 PM EDT	Severe Thunderstorm Warning	DTX	Wayne	60 min
Jun 12, 3:23 PM EDT	Severe Thunderstorm Warning	DTX	Macomb	37 min
Jun 12, 3:58 PM EDT	Severe Thunderstorm Warning	DTX	Macomb, Saint Clair	62 min
Jun 12, 4:59 PM EDT	Severe Thunderstorm Warning	DTX	Saint Clair, Sanilac	61 min
Jun 12, 5:08 PM EDT	Severe Thunderstorm Warning	DTX	Wayne	52 min
Jun 12, 5:35 PM EDT	Severe Thunderstorm Warning	DTX	Lenawee, Monroe	55 min
Jun 12, 6:48 PM EDT	Severe Thunderstorm Warning	IWX	Branch, Hillsdale	47 min
Jun 13, 3:00 PM EDT	Severe Thunderstorm Warning	GRR	Gratiot	60 min
Jun 13, 3:15 PM EDT	Severe Thunderstorm Warning	DTX	Monroe	65 min
Jun 13, 10:31 PM EDT	Severe Thunderstorm Warning	GRR	Allegan	29 min
Jun 13, 10:35 PM EDT	Severe Thunderstorm Warning	GRR	Kent, Ottawa	55 min
Jun 13, 11:00 PM EDT	Severe Thunderstorm Warning	GRR	Allegan	20 min
Jun 14, 12:24 AM EDT	Severe Thunderstorm Warning	GRR	Montcalm	51 min
Jun 27, 12:09 AM EDT	Severe Thunderstorm Warning	GRR	Kent, Ottawa	36 min
Jun 28, 7:55 PM EDT	Severe Thunderstorm Warning	APX	Wexford	45 min
Jun 28, 8:02 PM EDT	Severe Thunderstorm Warning	GRR	Ottawa	43 min
Jun 28, 8:24 PM EDT	Severe Thunderstorm Warning	APX	Charlevoix	46 min
Jun 28, 8:27 PM EDT	Severe Thunderstorm Warning	APX	Emmet	63 min
Jun 28, 8:51 PM EDT	Severe Thunderstorm Warning	DTX	Livingston, Shiawassee	39 min
Jun 28, 8:55 PM EDT	Severe Thunderstorm Warning	APX	Cheboygan	60 min
Jun 28, 8:55 PM EDT	Severe Thunderstorm Warning	APX	Mackinac	60 min
Jun 28, 9:03 PM EDT	Severe Thunderstorm Warning	APX	Otsego	47 min
Jun 28, 10:41 PM EDT	Severe Thunderstorm Warning	APX	Oscoda	64 min
Jun 28, 11:12 PM EDT	Severe Thunderstorm Warning	APX	Ogemaw	63 min
Jun 28, 11:27 PM EDT	Severe Thunderstorm Warning	APX	Alcona, Iosco	58 min
Jul 3, 9:35 AM EDT	Severe Thunderstorm Warning	DTX	Sanilac	60 min
Jul 4, 6:21 PM EDT	Severe Thunderstorm Warning	MQT	Luce	29 min
Jul 4, 8:22 PM EDT	Severe Thunderstorm Warning	MQT	Ontonagon	43 min
Jul 4, 10:53 PM EDT	Severe Thunderstorm Warning	MQT	Dickinson, Marquette	47 min
Jul 5, 4:27 AM EDT	Severe Thunderstorm Warning	MQT	Houghton, Ontonagon	58 min
Jul 5, 4:27 AM EDT	Severe Thunderstorm Warning	MQT	Keweenaw	58 min
Jul 5, 6:05 PM EDT	Severe Thunderstorm Warning	MQT	Gogebic	40 min
Jul 5, 6:12 PM EDT	Severe Thunderstorm Warning	MQT	Ontonagon	43 min
Jul 5, 6:21 PM EDT	Severe Thunderstorm Warning	MQT	Houghton	44 min
Jul 5, 6:46 PM EDT	Severe Thunderstorm Warning	MQT	Gogebic	49 min
Jul 5, 6:57 PM EDT	Severe Thunderstorm Warning	MQT	Ontonagon	28 min
Jul 5, 7:02 PM EDT	Severe Thunderstorm Warning	MQT	Baraga	58 min
Jul 5, 7:32 PM EDT	Severe Thunderstorm Warning	MQT	Marquette	63 min
Jul 5, 8:04 PM EDT	Severe Thunderstorm Warning	MQT	Alger	61 min
Jul 5, 8:40 PM EDT	Severe Thunderstorm Warning	MQT	Schoolcraft	60 min
Jul 5, 9:14 PM EDT	Severe Thunderstorm Warning	MQT	Delta	56 min
Jul 5, 9:19 PM EDT	Severe Thunderstorm Warning	MQT	Luce	61 min
Jul 5, 9:23 PM EDT	Severe Thunderstorm Warning	APX	Charlevoix, Emmet	62 min
Jul 5, 10:05 PM EDT	Severe Thunderstorm Warning	APX	Chippewa	80 min
Jul 5, 10:40 PM EDT	Severe Thunderstorm Warning	MQT	Menominee	45 min
Jul 9, 1:14 AM EDT	Severe Thunderstorm Warning	GRR	Muskegon, Ottawa	46 min
Jul 9, 1:57 AM EDT	Severe Thunderstorm Warning	GRR	Kent, Ottawa	63 min
Jul 9, 2:11 AM EDT	Severe Thunderstorm Warning	GRR	Allegan	49 min
Jul 9, 2:46 AM EDT	Severe Thunderstorm Warning	GRR	Ionia	44 min
Jul 14, 7:04 PM EDT	Severe Thunderstorm Warning	APX	Otsego	46 min
Jul 14, 10:53 PM EDT	Severe Thunderstorm Warning	MQT	Dickinson, Iron	62 min
Jul 15, 12:58 AM EDT	Severe Thunderstorm Warning	MQT	Menominee	62 min
Jul 15, 1:23 AM EDT	Severe Thunderstorm Warning	MQT	Iron	62 min
Jul 16, 3:18 PM EDT	Severe Thunderstorm Warning	MQT	Dickinson	57 min
Jul 16, 3:50 PM EDT	Severe Thunderstorm Warning	MQT	Marquette	45 min
Jul 16, 4:14 PM EDT	Severe Thunderstorm Warning	MQT	Alger	46 min
Jul 17, 1:40 PM EDT	Severe Thunderstorm Warning	DTX	Livingston	35 min
Jul 21, 8:20 PM EDT	Severe Thunderstorm Warning	DTX	Monroe	65 min
Jul 21, 9:52 PM EDT	Severe Thunderstorm Warning	IWX	Cass, Saint Joseph	33 min
Jul 23, 5:28 AM EDT	Severe Thunderstorm Warning	MQT	Gogebic	47 min
Jul 23, 6:35 AM EDT	Severe Thunderstorm Warning	MQT	Gogebic, Iron	40 min
Jul 23, 7:05 AM EDT	Severe Thunderstorm Warning	MQT	Iron	45 min
Jul 23, 7:17 AM EDT	Severe Thunderstorm Warning	MQT	Baraga, Marquette	58 min
Jul 23, 10:23 AM EDT	Severe Thunderstorm Warning	APX	Manistee	62 min
Jul 23, 10:55 AM EDT	Severe Thunderstorm Warning	GRR	Mason	35 min
Jul 23, 11:18 AM EDT	Severe Thunderstorm Warning	GRR	Clinton	12 min
Jul 23, 11:25 AM EDT	Severe Thunderstorm Warning	GRR	Lake	35 min
Jul 23, 11:41 AM EDT	Severe Thunderstorm Warning	APX	Wexford	59 min
Jul 23, 12:10 PM EDT	Severe Thunderstorm Warning	GRR	Isabella, Mecosta	50 min
Jul 23, 12:55 PM EDT	Severe Thunderstorm Warning	APX	Roscommon	50 min
Jul 23, 12:58 PM EDT	Severe Thunderstorm Warning	DTX	Midland	62 min
Jul 23, 1:08 PM EDT	Severe Thunderstorm Warning	APX	Gladwin, Ogemaw	72 min
Jul 23, 1:41 PM EDT	Severe Thunderstorm Warning	APX	Arenac, Iosco	59 min
Jul 23, 1:44 PM EDT	Severe Thunderstorm Warning	GRR	Isabella	31 min
Jul 23, 2:00 PM EDT	Severe Thunderstorm Warning	GRR	Gratiot	30 min
Jul 23, 2:20 PM EDT	Severe Thunderstorm Warning	GRR	Calhoun, Jackson	55 min
Jul 23, 2:21 PM EDT	Severe Thunderstorm Warning	DTX	Saginaw	59 min
Jul 23, 2:30 PM EDT	Severe Thunderstorm Warning	GRR	Gratiot	15 min
Jul 23, 2:48 PM EDT	Severe Thunderstorm Warning	DTX	Shiawassee	62 min
Jul 23, 2:54 PM EDT	Severe Thunderstorm Warning	DTX	Tuscola	76 min
Jul 23, 2:57 PM EDT	Severe Thunderstorm Warning	DTX	Genesee	63 min
Jul 23, 2:57 PM EDT	Severe Thunderstorm Warning	GRR	Ingham	43 min
Jul 23, 3:12 PM EDT	Severe Thunderstorm Warning	DTX	Livingston	63 min
Jul 23, 3:17 PM EDT	Severe Thunderstorm Warning	DTX	Lapeer	63 min
Jul 23, 3:37 PM EDT	Severe Thunderstorm Warning	DTX	Oakland	63 min
Jul 23, 3:38 PM EDT	Severe Thunderstorm Warning	DTX	Washtenaw	52 min
Jul 23, 3:42 PM EDT	Severe Thunderstorm Warning	DTX	Saint Clair, Sanilac	63 min
Jul 23, 3:53 PM EDT	Severe Thunderstorm Warning	DTX	Macomb	77 min
Jul 23, 4:06 PM EDT	Severe Thunderstorm Warning	DTX	Wayne	64 min
Jul 23, 4:41 PM EDT	Severe Thunderstorm Warning	DTX	Oakland	19 min
Jul 23, 4:43 PM EDT	Severe Thunderstorm Warning	DTX	Saint Clair	47 min
Jul 23, 5:28 PM EDT	Severe Thunderstorm Warning	IWX	Hillsdale	47 min
Jul 23, 5:45 PM EDT	Severe Thunderstorm Warning	GRR	Mecosta, Newaygo	45 min
Jul 23, 5:56 PM EDT	Severe Thunderstorm Warning	DTX	Lenawee	64 min
Jul 23, 6:14 PM EDT	Severe Thunderstorm Warning	GRR	Montcalm	46 min
Jul 23, 6:57 PM EDT	Severe Thunderstorm Warning	IWX	Branch	28 min
Jul 23, 8:12 PM EDT	Severe Thunderstorm Warning	MQT	Keweenaw	63 min
Jul 23, 11:16 PM EDT	Severe Thunderstorm Warning	GRR	Calhoun, Eaton	49 min
Jul 23, 11:16 PM EDT	Severe Thunderstorm Warning	GRR	Calhoun, Eaton	13 hr
Jul 23, 11:55 PM EDT	Severe Thunderstorm Warning	GRR	Jackson	30 min
Jul 24, 2:46 PM EDT	Severe Thunderstorm Warning	DTX	Bay	59 min
Jul 24, 3:06 PM EDT	Severe Thunderstorm Warning	GRR	Gratiot	24 min
Jul 24, 3:08 PM EDT	Severe Thunderstorm Warning	DTX	Saginaw	62 min
Jul 24, 3:17 PM EDT	Severe Thunderstorm Warning	DTX	Tuscola	63 min
Jul 24, 3:41 PM EDT	Severe Thunderstorm Warning	GRR	Clinton, Gratiot	49 min
Jul 24, 4:09 PM EDT	Severe Thunderstorm Warning	DTX	Saginaw	21 min
Jul 24, 4:10 PM EDT	Severe Thunderstorm Warning	DTX	Genesee, Lapeer	60 min
Jul 24, 4:10 PM EDT	Severe Thunderstorm Warning	DTX	Shiawassee	65 min
Jul 24, 4:23 PM EDT	Severe Thunderstorm Warning	DTX	Oakland	62 min
Jul 24, 4:32 PM EDT	Severe Thunderstorm Warning	DTX	Macomb, Saint Clair	63 min
Jul 24, 4:43 PM EDT	Severe Thunderstorm Warning	DTX	Livingston	62 min
Jul 24, 5:17 PM EDT	Severe Thunderstorm Warning	DTX	Wayne	43 min
Jul 24, 5:41 PM EDT	Severe Thunderstorm Warning	GRR	Oceana	34 min
Jul 24, 10:00 PM EDT	Severe Thunderstorm Warning	GRR	Ionia	30 min
Jul 24, 10:20 PM EDT	Severe Thunderstorm Warning	GRR	Barry, Eaton	30 min
Jul 24, 11:15 PM EDT	Severe Thunderstorm Warning	GRR	Jackson	30 min
Jul 24, 11:34 PM EDT	Severe Thunderstorm Warning	DTX	Washtenaw	46 min
Jul 24, 11:47 PM EDT	Severe Thunderstorm Warning	DTX	Lenawee	63 min
Jul 25, 9:17 PM EDT	Severe Thunderstorm Warning	MQT	Gogebic	58 min
Jul 28, 1:22 AM EDT	Severe Thunderstorm Warning	IWX	Branch	48 min
Jul 28, 5:01 PM EDT	Severe Thunderstorm Warning	APX	Roscommon	49 min
Jul 28, 5:27 PM EDT	Severe Thunderstorm Warning	APX	Gladwin	63 min
Jul 28, 5:33 PM EDT	Severe Thunderstorm Warning	APX	Arenac	62 min
Jul 28, 6:02 PM EDT	Severe Thunderstorm Warning	APX	Ogemaw	63 min
Jul 28, 6:05 PM EDT	Severe Thunderstorm Warning	GRR	Clare	30 min
Jul 28, 6:25 PM EDT	Severe Thunderstorm Warning	DTX	Bay	50 min
Jul 28, 6:38 PM EDT	Severe Thunderstorm Warning	DTX	Huron, Sanilac	52 min
Jul 28, 7:38 PM EDT	Severe Thunderstorm Warning	DTX	Midland	37 min
Jul 28, 7:47 PM EDT	Severe Thunderstorm Warning	GRR	Ottawa	43 min
Jul 28, 7:49 PM EDT	Severe Thunderstorm Warning	DTX	Saginaw	56 min
Jul 28, 8:05 PM EDT	Severe Thunderstorm Warning	IWX	Hillsdale	35 min
Jul 28, 8:16 PM EDT	Severe Thunderstorm Warning	GRR	Kent	44 min
Jul 28, 8:20 PM EDT	Severe Thunderstorm Warning	DTX	Lenawee	40 min
Jul 28, 8:38 PM EDT	Severe Thunderstorm Warning	GRR	Barry, Eaton, Ionia	37 min
Jul 28, 8:42 PM EDT	Severe Thunderstorm Warning	DTX	Saginaw	48 min
Jul 28, 9:08 PM EDT	Severe Thunderstorm Warning	IWX	Saint Joseph	47 min
Jul 28, 9:14 PM EDT	Severe Thunderstorm Warning	DTX	Monroe	31 min
Jul 28, 9:20 PM EDT	Severe Thunderstorm Warning	GRR	Eaton, Ingham	25 min
Jul 29, 4:26 AM EDT	Severe Thunderstorm Warning	MQT	Ontonagon	59 min
Jul 29, 5:09 AM EDT	Severe Thunderstorm Warning	MQT	Baraga	36 min
Jul 29, 5:16 AM EDT	Severe Thunderstorm Warning	MQT	Marquette	59 min
Jul 29, 5:30 AM EDT	Severe Thunderstorm Warning	MQT	Houghton, Ontonagon	45 min
Jul 29, 5:40 AM EDT	Severe Thunderstorm Warning	MQT	Gogebic	65 min
Jul 29, 6:11 AM EDT	Severe Thunderstorm Warning	MQT	Iron	64 min
Jul 29, 6:47 AM EDT	Severe Thunderstorm Warning	MQT	Delta	63 min
Jul 29, 6:51 AM EDT	Severe Thunderstorm Warning	MQT	Menominee	64 min
Jul 29, 7:09 AM EDT	Severe Thunderstorm Warning	MQT	Delta	46 min
Jul 29, 7:11 AM EDT	Severe Thunderstorm Warning	MQT	Dickinson	34 min
Jul 29, 7:22 AM EDT	Severe Thunderstorm Warning	MQT	Menominee	58 min
Jul 29, 9:11 AM EDT	Severe Thunderstorm Warning	APX	Leelanau	44 min
Jul 29, 9:47 PM EDT	Severe Thunderstorm Warning	IWX	Branch	33 min
Jul 29, 10:01 PM EDT	Severe Thunderstorm Warning	IWX	Hillsdale	44 min
Jul 30, 8:21 PM EDT	Severe Thunderstorm Warning	MQT	Gogebic	64 min
Jul 30, 8:32 PM EDT	Severe Thunderstorm Warning	MQT	Gogebic, Ontonagon	63 min
Jul 30, 9:33 PM EDT	Severe Thunderstorm Warning	MQT	Ontonagon	47 min
Jul 30, 9:41 PM EDT	Severe Thunderstorm Warning	MQT	Gogebic, Iron	59 min
Jul 30, 10:01 PM EDT	Severe Thunderstorm Warning	MQT	Houghton	29 min
Jul 30, 10:12 PM EDT	Severe Thunderstorm Warning	MQT	Baraga, Marquette	58 min
Jul 30, 10:29 PM EDT	Severe Thunderstorm Warning	MQT	Dickinson	46 min
Jul 30, 10:49 PM EDT	Severe Thunderstorm Warning	MQT	Marquette	61 min
Jul 30, 11:02 PM EDT	Severe Thunderstorm Warning	MQT	Alger, Delta, Schoolcraft	63 min
Jul 30, 11:11 PM EDT	Severe Thunderstorm Warning	MQT	Menominee	44 min
Jul 30, 11:30 PM EDT	Severe Thunderstorm Warning	MQT	Alger, Schoolcraft	60 min
Jul 30, 11:50 PM EDT	Severe Thunderstorm Warning	MQT	Delta	55 min
Jul 31, 12:02 AM EDT	Severe Thunderstorm Warning	MQT	Menominee	48 min
Jul 31, 12:08 AM EDT	Severe Thunderstorm Warning	APX	Mackinac	62 min
Jul 31, 12:09 AM EDT	Severe Thunderstorm Warning	MQT	Schoolcraft	61 min
Jul 31, 1:20 AM EDT	Severe Thunderstorm Warning	MQT	Luce	35 min
Jul 31, 1:21 AM EDT	Severe Thunderstorm Warning	APX	Chippewa	94 min
Jul 31, 1:42 AM EDT	Severe Thunderstorm Warning	APX	Leelanau	63 min
Jul 31, 2:08 AM EDT	Severe Thunderstorm Warning	APX	Charlevoix, Emmet	82 min
Jul 31, 2:08 AM EDT	Severe Thunderstorm Warning	APX	Antrim	82 min
Jul 31, 2:11 AM EDT	Severe Thunderstorm Warning	APX	Grand Traverse	64 min
Jul 31, 2:13 AM EDT	Severe Thunderstorm Warning	APX	Kalkaska	77 min
Jul 31, 2:27 AM EDT	Severe Thunderstorm Warning	APX	Cheboygan, Crawford, Otsego	78 min
Jul 31, 2:50 AM EDT	Severe Thunderstorm Warning	APX	Montmorency, Presque Isle	75 min
Jul 31, 2:50 AM EDT	Severe Thunderstorm Warning	APX	Mackinac	60 min
Jul 31, 3:06 AM EDT	Severe Thunderstorm Warning	APX	Chippewa	69 min
Jul 31, 3:18 AM EDT	Severe Thunderstorm Warning	APX	Wexford	37 min
Jul 31, 3:23 AM EDT	Severe Thunderstorm Warning	APX	Missaukee	47 min
Jul 31, 3:31 AM EDT	Severe Thunderstorm Warning	APX	Kalkaska	44 min
Jul 31, 3:41 AM EDT	Severe Thunderstorm Warning	APX	Crawford	59 min
Jul 31, 1:21 PM EDT	Severe Thunderstorm Warning	DTX	Saint Clair	39 min
Jul 31, 1:34 PM EDT	Severe Thunderstorm Warning	DTX	Macomb	41 min
Jul 31, 1:58 PM EDT	Severe Thunderstorm Warning	GRR	Ingham, Jackson	47 min
Jul 31, 2:04 PM EDT	Severe Thunderstorm Warning	DTX	Saint Clair	26 min
Jul 31, 2:25 PM EDT	Severe Thunderstorm Warning	DTX	Livingston, Washtenaw	50 min
Jul 31, 2:47 PM EDT	Severe Thunderstorm Warning	DTX	Lenawee	43 min
Jul 31, 2:56 PM EDT	Severe Thunderstorm Warning	DTX	Oakland	49 min
Jul 31, 3:03 PM EDT	Severe Thunderstorm Warning	DTX	Wayne	57 min
Jul 31, 3:31 PM EDT	Severe Thunderstorm Warning	DTX	Lenawee, Monroe	44 min
Jul 31, 3:33 PM EDT	Severe Thunderstorm Warning	DTX	Macomb	42 min
Jul 31, 3:45 PM EDT	Severe Thunderstorm Warning	DTX	Saint Clair	45 min
Aug 4, 11:04 AM EDT	Severe Thunderstorm Warning	IWX	Saint Joseph	36 min
Aug 10, 5:51 AM EDT	Severe Thunderstorm Warning	IWX	Berrien	34 min
Aug 13, 4:45 AM EDT	Severe Thunderstorm Warning	APX	Otsego	65 min
Aug 13, 3:19 PM EDT	Severe Thunderstorm Warning	IWX	Branch	46 min
Aug 16, 10:10 PM EDT	Severe Thunderstorm Warning	APX	Chippewa	45 min
Sep 6, 6:26 PM EDT	Severe Thunderstorm Warning	DTX	Macomb	34 min
Sep 28, 5:57 PM EDT	Severe Thunderstorm Warning	IWX	Branch	33 min
Sep 28, 6:07 PM EDT	Severe Thunderstorm Warning	IWX	Branch	33 min
Sep 28, 7:23 PM EDT	Severe Thunderstorm Warning	GRR	Jackson	37 min
Oct 12, 4:52 PM EDT	Severe Thunderstorm Warning	APX	Alpena	48 min
Oct 12, 5:25 PM EDT	Severe Thunderstorm Warning	APX	Presque Isle	50 min
Oct 13, 1:30 AM EDT	Severe Thunderstorm Warning	APX	Manistee	60 min
Oct 13, 1:38 AM EDT	Severe Thunderstorm Warning	APX	Benzie	62 min
Oct 13, 2:02 AM EDT	Severe Thunderstorm Warning	APX	Wexford	48 min
Oct 13, 2:22 AM EDT	Severe Thunderstorm Warning	APX	Missaukee, Roscommon	63 min
Oct 13, 2:35 AM EDT	Severe Thunderstorm Warning	APX	Manistee	50 min
Oct 13, 3:22 AM EDT	Severe Thunderstorm Warning	GRR	Mason, Oceana	28 min
Oct 13, 3:41 AM EDT	Severe Thunderstorm Warning	GRR	Lake	34 min
Oct 13, 4:07 AM EDT	Severe Thunderstorm Warning	GRR	Osceola	33 min
Oct 13, 4:21 AM EDT	Severe Thunderstorm Warning	APX	Missaukee	49 min
Oct 13, 10:22 AM EDT	Severe Thunderstorm Warning	DTX	Genesee	38 min
Oct 13, 10:54 AM EDT	Severe Thunderstorm Warning	IWX	Branch	36 min
Oct 13, 11:04 AM EDT	Severe Thunderstorm Warning	DTX	Sanilac	41 min
Oct 13, 11:23 AM EDT	Severe Thunderstorm Warning	DTX	Macomb, Oakland	37 min
Oct 13, 11:43 AM EDT	Severe Thunderstorm Warning	DTX	Lenawee, Washtenaw	32 min
Oct 13, 11:49 AM EDT	Severe Thunderstorm Warning	DTX	Wayne	41 min
Oct 13, 12:08 PM EDT	Severe Thunderstorm Warning	DTX	Macomb	27 min
Oct 13, 12:28 PM EDT	Severe Thunderstorm Warning	DTX	Monroe	32 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

43 more counties

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record The radar archive 1998 2000

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.