Alert archive / Michigan / 2023
Weather alerts in Michigan, February 2023
184 weather alerts in February 2023, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in February 2023. Tap one for its archive.
- Alerts
- 184
- Warnings
- 47
- Watches
- 20
- Advisories
- 110
- Busiest day
- February 21, 202318 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 1, 3:54 AM EST | Gale Warning | DTX | 48 hr | |
| Feb 1, 3:54 AM EST | Heavy Freezing Spray Warning | DTX | 63 hr | |
| Feb 1, 3:25 PM EST | Winter Weather Advisory | MQT | Alger, Houghton, Keweenaw, Luce, Schoolcraft | 49 hr |
| Feb 1, 4:21 PM EST | Gale Warning | APX | 30 hr | |
| Feb 1, 4:49 PM EST | Gale Warning | MQT | 32 hr | |
| Feb 1, 4:49 PM EST | Small Craft Advisory | MQT | 53 hr | |
| Feb 1, 4:49 PM EST | Heavy Freezing Spray Warning | MQT | 38 hr | |
| Feb 1, 9:45 PM EST | Small Craft Advisory | DTX | 69 hr | |
| Feb 2, 3:58 AM EST | Wind Chill Advisory | MQT | Baraga, Dickinson, Gogebic, Iron, Marquette | 30 hr |
| Feb 2, 4:20 AM EST | Heavy Freezing Spray Warning | GRR | 32 hr | |
| Feb 2, 8:39 AM EST | Winter Weather Advisory | APX | Antrim, Charlevoix, Chippewa, Crawford, Kalkaska, Otsego | 28 hr |
| Feb 2, 12:36 PM EST | Mesoscale Discussion | SPC | Alcona, Alpena, Crawford, Iosco, Kalkaska, Missaukee and 6 more | 114 min |
| Feb 2, 12:55 PM EST | Wind Chill Advisory | GRR | Barry, Calhoun, Clare, Clinton, Eaton, Gratiot and 10 more | 20 hr |
| Feb 2, 12:55 PM EST | Winter Weather Advisory | GRR | Allegan, Mason, Muskegon, Oceana, Ottawa, Van Buren | 26 hr |
| Feb 2, 2:03 PM EST | Wind Chill Advisory | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 19 hr |
| Feb 2, 2:26 PM EST | Wind Chill Advisory | APX | Alcona, Alpena, Arenac, Charlevoix, Cheboygan, Chippewa and 13 more | 19 hr |
| Feb 2, 4:52 PM EST | Special Weather Statement | DTX | Lapeer, Saint Clair | 68 min |
| Feb 2, 5:54 PM EST | Special Weather Statement | DTX | Macomb, Saint Clair | 81 min |
| Feb 2, 7:04 PM EST | Special Weather Statement | DTX | Wayne | 56 min |
| Feb 3, 3:02 PM EST | Winter Weather Advisory | APX | Mackinac | 22 hr |
| Feb 3, 3:43 PM EST | Small Craft Advisory | APX | 37 hr | |
| Feb 3, 4:55 PM EST | Small Craft Advisory | MQT | 35 hr | |
| Feb 4, 4:13 PM EST | Small Craft Advisory | MQT | 33 hr | |
| Feb 5, 4:02 AM EST | Gale Watch | DTX | 24 hr | |
| Feb 5, 4:23 AM EST | Gale Watch | APX | 24 hr | |
| Feb 5, 3:43 PM EST | Small Craft Advisory | DTX | 12 hr | |
| Feb 5, 4:33 PM EST | Gale Watch | MQT | 12 hr | |
| Feb 5, 4:33 PM EST | Small Craft Advisory | MQT | 56 hr | |
| Feb 6, 3:42 AM EST | Gale Warning | GRR | 30 hr | |
| Feb 6, 3:42 AM EST | Small Craft Advisory | GRR | 30 hr | |
| Feb 6, 3:57 AM EST | Gale Warning | DTX | 36 hr | |
| Feb 6, 4:27 AM EST | Gale Warning | APX | 36 hr | |
| Feb 6, 4:27 AM EST | Small Craft Advisory | APX | 42 hr | |
| Feb 6, 4:30 AM EST | Gale Warning | MQT | 39 hr | |
| Feb 6, 4:19 PM EST | Winter Weather Advisory | APX | Alcona, Alpena, Antrim, Arenac, Benzie, Charlevoix and 19 more | 19 hr |
| Feb 6, 9:43 PM EST | Winter Weather Advisory | GRR | Clare, Isabella, Lake, Mason, Mecosta, Newaygo and 1 more | 9 hr |
| Feb 7, 5:02 AM EST | Gale Warning | MQT | 118 min | |
| Feb 7, 5:02 AM EST | Small Craft Advisory | MQT | 11 hr | |
| Feb 7, 5:02 AM EST | Small Craft Advisory | MQT | 32 hr | |
| Feb 7, 9:58 AM EST | Small Craft Advisory | GRR | 12 hr | |
| Feb 7, 2:30 PM EST | High Wind Watch | IWX | Berrien, Branch, Cass, Hillsdale, Saint Joseph | 24 hr |
| Feb 7, 3:35 PM EST | Gale Watch | GRR | 31 hr | |
| Feb 7, 8:55 PM EST | Gale Watch | DTX | 20 hr | |
| Feb 7, 10:14 PM EST | Small Craft Advisory | MQT | 15 hr | |
| Feb 8, 3:44 AM EST | Small Craft Advisory | APX | 11 hr | |
| Feb 8, 2:26 PM EST | Wind Advisory | IWX | Berrien, Branch, Cass, Hillsdale, Saint Joseph | 29 hr |
| Feb 8, 3:01 PM EST | Winter Weather Advisory | GRR | Clare, Isabella, Mecosta, Osceola | 19 hr |
| Feb 8, 3:03 PM EST | Wind Advisory | GRR | Allegan, Barry, Calhoun, Eaton, Ingham, Jackson and 3 more | 32 hr |
| Feb 8, 3:04 PM EST | Wind Advisory | DTX | Lenawee, Livingston, Macomb, Monroe, Oakland, Washtenaw and 1 more | 31 hr |
| Feb 8, 3:09 PM EST | Small Craft Advisory | APX | 54 hr | |
| Feb 8, 3:11 PM EST | Winter Weather Advisory | APX | Alpena, Antrim, Benzie, Charlevoix, Cheboygan, Chippewa and 12 more | 31 hr |
| Feb 8, 4:26 PM EST | Gale Warning | DTX | 34 hr | |
| Feb 8, 4:26 PM EST | Small Craft Advisory | DTX | 3 days | |
| Feb 8, 4:37 PM EST | Small Craft Advisory | MQT | 56 hr | |
| Feb 8, 10:20 PM EST | Gale Warning | GRR | 24 hr | |
| Feb 9, 4:59 AM EST | Gale Warning | MQT | 24 hr | |
| Feb 9, 4:59 AM EST | Small Craft Advisory | MQT | 38 hr | |
| Feb 9, 4:59 AM EST | Heavy Freezing Spray Warning | MQT | 29 hr | |
| Feb 9, 10:32 PM EST | Small Craft Advisory | GRR | 23 hr | |
| Feb 10, 9:40 AM EST | Gale Warning | MQT | 30 hr | |
| Feb 10, 9:40 AM EST | Small Craft Advisory | MQT | 42 hr | |
| Feb 10, 8:01 PM EST | Gale Warning | APX | 23 hr | |
| Feb 10, 11:05 PM EST | Small Craft Advisory | APX | 28 hr | |
| Feb 11, 3:32 AM EST | Small Craft Advisory | MQT | 21 hr | |
| Feb 11, 3:40 AM EST | Small Craft Advisory | GRR | 21 hr | |
| Feb 12, 3:00 PM EST | Small Craft Advisory | GRR | 28 hr | |
| Feb 12, 9:45 PM EST | Small Craft Advisory | MQT | 27 hr | |
| Feb 13, 2:47 AM EST | Small Craft Advisory | APX | 20 hr | |
| Feb 13, 3:32 AM EST | Gale Watch | GRR | 23 hr | |
| Feb 13, 9:52 AM EST | Small Craft Advisory | DTX | 45 hr | |
| Feb 13, 9:27 PM EST | Gale Watch | DTX | 24 hr | |
| Feb 13, 9:37 PM EST | Small Craft Advisory | MQT | 57 hr | |
| Feb 13, 10:42 PM EST | Small Craft Advisory | APX | 17 hr | |
| Feb 14, 2:58 AM EST | Gale Warning | GRR | 37 hr | |
| Feb 14, 2:58 AM EST | Small Craft Advisory | GRR | 16 hr | |
| Feb 14, 3:20 AM EST | Wind Advisory | IWX | Berrien, Branch, Cass, Hillsdale, Saint Joseph | 36 hr |
| Feb 14, 3:42 AM EST | Wind Advisory | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 36 hr |
| Feb 14, 3:51 AM EST | Wind Advisory | GRR | Allegan, Barry, Calhoun, Clare, Clinton, Eaton and 17 more | 36 hr |
| Feb 14, 3:52 AM EST | Gale Warning | MQT | 45 hr | |
| Feb 14, 3:52 AM EST | Small Craft Advisory | MQT | 13 hr | |
| Feb 14, 3:52 AM EST | Heavy Freezing Spray Warning | MQT | 45 hr | |
| Feb 14, 10:05 AM EST | Gale Warning | DTX | 36 hr | |
| Feb 14, 3:29 PM EST | Gale Warning | APX | 34 hr | |
| Feb 15, 3:16 AM EST | Winter Weather Advisory | MQT | Gogebic | 13 hr |
| Feb 15, 9:27 AM EST | Wind Advisory | APX | Alcona, Alpena, Antrim, Arenac, Benzie, Charlevoix and 17 more | 10 hr |
| Feb 15, 12:19 PM EST | Low Water Advisory | DTX | 7 hr | |
| Feb 15, 2:24 PM EST | Winter Weather Advisory | APX | Alcona, Alpena, Antrim, Arenac, Benzie, Charlevoix and 16 more | 37 hr |
| Feb 15, 3:33 PM EST | Winter Weather Advisory | GRR | Allegan, Barry, Calhoun, Clare, Clinton, Eaton and 17 more | 39 hr |
| Feb 15, 3:43 PM EST | Winter Weather Advisory | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 36 hr |
| Feb 15, 3:47 PM EST | Small Craft Advisory | GRR | 12 hr | |
| Feb 15, 3:53 PM EST | Small Craft Advisory | DTX | 3 hr | |
| Feb 15, 4:32 PM EST | Small Craft Advisory | MQT | 17 hr | |
| Feb 15, 7:11 PM EST | Small Craft Advisory | DTX | 3 hr | |
| Feb 15, 8:49 PM EST | Small Craft Advisory | APX | 10 hr | |
| Feb 16, 2:18 AM EST | Small Craft Advisory | APX | 32 hr | |
| Feb 16, 4:04 AM EST | Small Craft Advisory | GRR | 4 days | |
| Feb 16, 4:11 AM EST | Gale Warning | MQT | 48 hr | |
| Feb 16, 4:11 AM EST | Small Craft Advisory | MQT | 30 hr | |
| Feb 16, 10:07 AM EST | Gale Warning | DTX | 18 hr | |
| Feb 16, 10:07 AM EST | Small Craft Advisory | DTX | 21 hr | |
| Feb 16, 10:24 AM EST | Winter Weather Advisory | DTX | Bay, Genesee, Huron, Lapeer, Livingston, Macomb and 7 more | 18 hr |
| Feb 16, 2:42 PM EST | Winter Weather Advisory | IWX | Berrien, Branch, Cass, Hillsdale, Saint Joseph | 12 hr |
| Feb 16, 9:23 PM EST | Gale Watch | DTX | 18 hr | |
| Feb 16, 9:23 PM EST | Small Craft Advisory | DTX | 43 hr | |
| Feb 17, 3:42 AM EST | Small Craft Advisory | MQT | 39 hr | |
| Feb 17, 3:03 PM EST | Small Craft Advisory | APX | 20 hr | |
| Feb 18, 3:02 PM EST | Small Craft Advisory | APX | 31 hr | |
| Feb 18, 4:08 PM EST | Small Craft Advisory | MQT | 54 hr | |
| Feb 19, 3:09 PM EST | Winter Weather Advisory | MQT | Alger, Baraga, Delta, Gogebic, Houghton, Keweenaw and 4 more | 43 hr |
| Feb 19, 3:40 PM EST | Gale Watch | APX | 11 hr | |
| Feb 19, 3:43 PM EST | Gale Watch | DTX | 12 hr | |
| Feb 19, 3:58 PM EST | Gale Watch | MQT | 12 hr | |
| Feb 20, 2:26 AM EST | Winter Weather Advisory | APX | Antrim, Charlevoix, Chippewa, Mackinac, Otsego | 35 hr |
| Feb 20, 2:29 AM EST | Gale Warning | APX | 41 hr | |
| Feb 20, 3:42 AM EST | Gale Warning | DTX | 39 hr | |
| Feb 20, 3:44 AM EST | Gale Warning | GRR | 32 hr | |
| Feb 20, 3:44 AM EST | Small Craft Advisory | GRR | 21 hr | |
| Feb 20, 4:03 AM EST | Gale Warning | MQT | 33 hr | |
| Feb 20, 4:03 AM EST | Small Craft Advisory | MQT | 21 hr | |
| Feb 20, 4:03 AM EST | Heavy Freezing Spray Warning | MQT | 36 hr | |
| Feb 20, 11:07 AM EST | Small Craft Advisory | APX | 32 hr | |
| Feb 20, 3:52 PM EST | Winter Storm Watch | GRR | Allegan, Barry, Calhoun, Clare, Clinton, Eaton and 17 more | 23 hr |
| Feb 20, 4:03 PM EST | Winter Storm Watch | DTX | Bay, Genesee, Huron, Lapeer, Livingston, Macomb and 9 more | 24 hr |
| Feb 21, 3:32 AM EST | Winter Storm Watch | APX | Alcona, Alpena, Antrim, Arenac, Benzie, Charlevoix and 17 more | 12 hr |
| Feb 21, 4:37 AM EST | Gale Watch | MQT | 12 hr | |
| Feb 21, 6:28 AM EST | Gale Watch | DTX | 15 hr | |
| Feb 21, 10:26 AM EST | Small Craft Advisory | MQT | 15 hr | |
| Feb 21, 11:56 AM EST | Small Craft Advisory | GRR | 7 hr | |
| Feb 21, 2:42 PM EST | Ice Storm Warning | GRR | Allegan, Barry, Calhoun, Eaton, Ingham, Jackson and 2 more | 37 hr |
| Feb 21, 2:42 PM EST | Winter Storm Warning | GRR | Clare, Clinton, Gratiot, Ionia, Isabella, Kent and 9 more | 43 hr |
| Feb 21, 2:50 PM EST | Winter Storm Watch | MQT | Alger, Baraga, Delta, Dickinson, Gogebic, Houghton and 7 more | 25 hr |
| Feb 21, 2:55 PM EST | Winter Weather Advisory | IWX | Branch, Hillsdale, Saint Joseph | 28 hr |
| Feb 21, 3:33 PM EST | Ice Storm Warning | DTX | Lenawee, Livingston, Macomb, Monroe, Oakland, Saint Clair and 2 more | 36 hr |
| Feb 21, 3:33 PM EST | Winter Storm Warning | DTX | Bay, Genesee, Huron, Lapeer, Midland, Saginaw and 3 more | 36 hr |
| Feb 21, 3:33 PM EST | Winter Weather Advisory | DTX | Lenawee, Monroe, Wayne | 27 hr |
| Feb 21, 3:43 PM EST | Small Craft Advisory | DTX | 3 hr | |
| Feb 21, 3:59 PM EST | Winter Storm Watch | APX | Chippewa, Mackinac | 23 hr |
| Feb 21, 3:59 PM EST | Winter Storm Warning | APX | Alcona, Alpena, Antrim, Arenac, Benzie, Charlevoix and 17 more | 48 hr |
| Feb 21, 4:19 PM EST | Gale Warning | MQT | 51 hr | |
| Feb 21, 4:19 PM EST | Small Craft Advisory | MQT | 45 hr | |
| Feb 21, 4:19 PM EST | Heavy Freezing Spray Warning | MQT | 59 hr | |
| Feb 21, 7:27 PM EST | Small Craft Advisory | GRR | 63 hr | |
| Feb 21, 9:41 PM EST | Gale Warning | DTX | 36 hr | |
| Feb 21, 9:41 PM EST | Small Craft Advisory | DTX | 66 hr | |
| Feb 21, 10:35 PM EST | Small Craft Advisory | APX | 4 hr | |
| Feb 22, 2:36 AM EST | Gale Warning | APX | 37 hr | |
| Feb 22, 2:36 AM EST | Small Craft Advisory | APX | 37 hr | |
| Feb 22, 4:14 AM EST | Winter Storm Warning | MQT | Alger, Baraga, Delta, Dickinson, Gogebic, Houghton and 5 more | 45 hr |
| Feb 22, 9:46 AM EST | Mesoscale Discussion | SPC | Allegan, Barry, Calhoun, Clinton, Eaton, Genesee and 18 more | 5 hr |
| Feb 22, 9:59 AM EST | Heavy Freezing Spray Warning | DTX | 24 hr | |
| Feb 22, 2:53 PM EST | Winter Weather Advisory | APX | Chippewa, Mackinac | 30 hr |
| Feb 22, 3:28 PM EST | Winter Weather Advisory | MQT | Luce, Schoolcraft | 34 hr |
| Feb 22, 3:42 PM EST | Areal Flood Advisory | IWX | Berrien, Cass, Saint Joseph | 5 hr |
| Feb 22, 3:56 PM EST | Gale Warning | GRR | 30 hr | |
| Feb 22, 4:27 PM EST | Mesoscale Discussion | SPC | Alcona, Allegan, Arenac, Barry, Bay, Benzie and 52 more | 4 hr |
| Feb 22, 7:02 PM EST | Ice Storm Warning | IWX | Branch, Hillsdale | 3 hr |
| Feb 22, 10:27 PM EST | Small Craft Advisory | DTX | 30 hr | |
| Feb 23, 3:05 AM EST | Dense Fog Advisory | IWX | Berrien, Branch, Cass, Hillsdale, Saint Joseph | 8 hr |
| Feb 23, 3:35 AM EST | Small Craft Advisory | DTX | 36 hr | |
| Feb 23, 6:06 AM EST | Mesoscale Discussion | SPC | Alger, Baraga, Delta, Dickinson, Gogebic, Houghton and 5 more | 6 hr |
| Feb 23, 4:07 PM EST | Small Craft Advisory | MQT | 18 hr | |
| Feb 23, 9:42 PM EST | Small Craft Advisory | GRR | 13 hr | |
| Feb 24, 4:36 PM EST | Small Craft Advisory | MQT | 50 hr | |
| Feb 25, 3:05 AM EST | Small Craft Advisory | GRR | 32 hr | |
| Feb 25, 3:06 AM EST | Small Craft Advisory | APX | 37 hr | |
| Feb 25, 3:49 PM EST | Gale Watch | DTX | 24 hr | |
| Feb 26, 10:47 AM EST | Gale Warning | GRR | 27 hr | |
| Feb 26, 10:52 AM EST | Winter Weather Advisory | GRR | Allegan, Barry, Clare, Clinton, Eaton, Gratiot and 13 more | 35 hr |
| Feb 26, 11:15 AM EST | Gale Warning | APX | 33 hr | |
| Feb 26, 2:15 PM EST | Winter Weather Advisory | DTX | Bay, Genesee, Huron, Lapeer, Livingston, Macomb and 7 more | 30 hr |
| Feb 26, 3:24 PM EST | Winter Weather Advisory | MQT | Alger, Baraga, Delta, Dickinson, Gogebic, Houghton and 7 more | 34 hr |
| Feb 26, 3:36 PM EST | Gale Warning | DTX | 32 hr | |
| Feb 26, 3:36 PM EST | Small Craft Advisory | DTX | 48 hr | |
| Feb 26, 3:42 PM EST | Winter Weather Advisory | APX | Alcona, Alpena, Antrim, Arenac, Benzie, Charlevoix and 19 more | 39 hr |
| Feb 26, 3:53 PM EST | Small Craft Advisory | APX | 51 hr | |
| Feb 26, 4:01 PM EST | Gale Warning | MQT | 27 hr | |
| Feb 26, 4:01 PM EST | Small Craft Advisory | MQT | 33 hr | |
| Feb 27, 1:55 PM EST | Small Craft Advisory | GRR | 23 hr | |
| Feb 27, 3:57 PM EST | Small Craft Advisory | MQT | 9 hr | |
| Feb 27, 3:57 PM EST | Small Craft Advisory | MQT | 33 hr | |
| Feb 27, 7:35 PM EST | Gale Warning | GRR | 8 hr | |
| Feb 28, 3:49 AM EST | Small Craft Advisory | GRR | 9 hr | |
| Feb 28, 2:20 PM EST | Winter Weather Advisory | MQT | Baraga, Gogebic, Houghton, Iron, Marquette, Ontonagon | 39 hr |
| Feb 28, 4:37 PM EST | Small Craft Advisory | MQT | 44 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Mesoscale Discussion | 4 |
| Special Weather Statement | 3 |
| Flooding | |
| Areal Flood Advisory | 1 |
| Winter | |
| Ice Storm Warning | 3 |
| Winter Storm Warning | 4 |
| Winter Storm Watch | 5 |
| Winter Weather Advisory | 25 |
| Cold | |
| Wind Chill Advisory | 4 |
| Wind and dust | |
| High Wind Watch | 1 |
| Wind Advisory | 7 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
| Marine | |
| Gale Warning | 32 |
| Heavy Freezing Spray Warning | 8 |
| Gale Watch | 14 |
| Low Water Advisory | 1 |
| Small Craft Advisory | 71 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Crawford County11
- Otsego County11
- Macomb County11
- Saint Clair County11
- Charlevoix County10
- Kalkaska County10
- Missaukee County10
- Lapeer County10
- Livingston County10
- Oakland County10
- Wayne County10
- Antrim County9
- Alcona County9
- Alpena County9
- Iosco County9
- Montmorency County9
- Ogemaw County9
- Oscoda County9
- Presque Isle County9
- Roscommon County9
- Barry County9
- Clare County9
- Eaton County9
- Ingham County9
- Isabella County9
- Mecosta County9
- Osceola County9
- Allegan County9
- Ottawa County9
- Genesee County9
- Saginaw County9
- Shiawassee County9
- Wexford County9
- Gogebic County8
- Chippewa County8
- Calhoun County8
- Clinton County8
- Gratiot County8
- Ionia County8
- Jackson County8
43 more counties
- Kent County8
- Lake County8
- Montcalm County8
- Newaygo County8
- Mason County8
- Van Buren County8
- Bay County8
- Huron County8
- Midland County8
- Sanilac County8
- Tuscola County8
- Washtenaw County8
- Arenac County8
- Cheboygan County8
- Gladwin County8
- Mackinac County8
- Benzie County8
- Grand Traverse County8
- Manistee County8
- Branch County8
- Hillsdale County8
- Saint Joseph County8
- Houghton County7
- Baraga County7
- Marquette County7
- Muskegon County7
- Oceana County7
- Lenawee County7
- Monroe County7
- Emmet County7
- Leelanau County7
- Cass County7
- Kalamazoo County7
- Alger County6
- Schoolcraft County6
- Iron County6
- Berrien County6
- Ontonagon County6
- Keweenaw County5
- Luce County5
- Dickinson County5
- Delta County5
- Menominee County4
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
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. Rebuilt daily.