Alert archive / Virginia / 2021

Weather alerts in Virginia, February 2021

185 weather alerts in February 2021, 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 2021. Tap one for its archive.

Alerts
185
Warnings
54
Watches
25
Advisories
86
Busiest day
February 16, 202116 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.

IssuedProductOfficeCountiesLasted
Jan 31, 7:26 PM ESTWinter Weather AdvisoryAKQAmelia, Brunswick, Caroline, Chesterfield, Cumberland, Dinwiddie and 15 more15 hr
Feb 1, 12:31 AM ESTMarine Dense Fog AdvisoryAKQ5 hr
Feb 1, 4:08 AM ESTCoastal Flood AdvisoryAKQAccomack9 hr
Feb 1, 4:18 AM ESTWinter Storm WarningRNKGrayson33 hr
Feb 1, 7:17 AM ESTCoastal Flood StatementAKQNorthampton, City of Hampton, City of Newport News8 hr
Feb 1, 2:27 PM ESTWind AdvisoryRNKAlleghany, Amherst, Bath, Bedford, Bland, Botetourt and 21 more47 hr
Feb 1, 3:23 PM ESTCoastal Flood StatementAKQAccomack, Northampton, City of Chesapeake, City of Hampton, City of Newport News, City of Virginia Beach12 hr
Feb 2, 3:56 AM ESTSpecial Weather StatementAKQCaroline, Cumberland, Fluvanna, Goochland, Hanover, King William and 2 more64 min
Feb 2, 5:00 AM ESTSpecial Weather StatementAKQAmelia, Caroline, Charles City, Chesterfield, Cumberland, Dinwiddie and 24 more60 min
Feb 2, 6:04 AM ESTSpecial Weather StatementAKQAmelia, Brunswick, Caroline, Charles City, Chesterfield, Cumberland and 27 more56 min
Feb 2, 6:53 AM ESTCoastal Flood StatementAKQGloucester, Lancaster, Mathews, Middlesex, Northumberland, Westmoreland and 6 more24 hr
Feb 2, 6:53 AM ESTCoastal Flood AdvisoryAKQAccomack, Northampton24 hr
Feb 2, 6:53 AM ESTSpecial Weather StatementAKQAmelia, Caroline, Charles City, Chesterfield, Essex, Goochland and 12 more52 min
Feb 2, 7:58 AM ESTSpecial Weather StatementAKQAmelia, Brunswick, Caroline, Charles City, Chesterfield, Cumberland and 34 more2 hr
Feb 2, 9:14 AM ESTHigh Wind WarningRNKCarroll, City of Galax10 hr
Feb 2, 9:14 AM ESTWind AdvisoryRNKCarroll, City of Galax16 hr
Feb 2, 2:41 PM ESTSpecial Weather StatementAKQYork, City of Chesapeake, City of Norfolk, City of Portsmouth, City of Virginia Beach94 min
Feb 2, 3:09 PM ESTSpecial Weather StatementAKQGloucester, Lancaster, Middlesex, Northumberland81 min
Feb 2, 6:08 PM ESTCoastal Flood StatementAKQGloucester, Lancaster, Mathews, Middlesex, Northumberland, Westmoreland and 2 more13 hr
Feb 2, 9:27 PM ESTGale WarningLWX12 hr
Feb 2, 9:33 PM ESTWind AdvisoryLWXAlbemarle, Amherst, Augusta, Greene, Highland, Madison and 6 more12 hr
Feb 2, 10:45 PM ESTSpecial Marine WarningAKQ60 min
Feb 3, 1:12 AM ESTHigh Wind WarningRNKCarroll, City of Galax8 hr
Feb 3, 1:52 AM ESTSmall Craft AdvisoryLWX37 hr
Feb 3, 3:22 AM ESTWind AdvisoryRNKCarroll, City of Galax10 hr
Feb 4, 12:06 AM ESTSmall Craft AdvisoryLWX3 hr
Feb 4, 4:53 AM ESTWinter Weather AdvisoryRNKAlleghany, Bath, Craig, Grayson, City of Covington28 hr
Feb 4, 4:54 AM ESTWinter Weather AdvisoryLWXAlbemarle, Amherst, Augusta, Greene, Highland, Madison and 6 more28 hr
Feb 4, 9:28 AM ESTSmall Craft AdvisoryLWX34 hr
Feb 4, 3:35 PM ESTSmall Craft AdvisoryAKQ27 hr
Feb 5, 11:53 AM ESTWinter Storm WatchRNKAlleghany, Amherst, Appomattox, Bath, Bedford, Bland and 31 more16 hr
Feb 5, 3:03 PM ESTWinter Storm WatchMRXRussell, Washington, Wise, City of Bristol, City of Norton13 hr
Feb 5, 3:13 PM ESTWinter Storm WatchLWXAlbemarle, Amherst, Arlington, Augusta, Clarke, Culpeper and 27 more12 hr
Feb 5, 3:17 PM ESTWinter Storm WatchAKQAmelia, Caroline, Chesterfield, Cumberland, Essex, Fluvanna and 18 more12 hr
Feb 6, 3:22 AM ESTSmall Craft AdvisoryLWX15 hr
Feb 6, 3:22 AM ESTWinter Storm WarningLWXAlbemarle, Amherst, Arlington, Augusta, Culpeper, Fairfax and 22 more33 hr
Feb 6, 3:22 AM ESTWinter Weather AdvisoryLWXArlington, Clarke, Fairfax, Fauquier, Frederick, Highland and 9 more33 hr
Feb 6, 3:32 AM ESTWinter Storm WarningRLXBuchanan, Dickenson32 hr
Feb 6, 3:32 AM ESTWinter Weather AdvisoryRLXBuchanan, Dickenson32 hr
Feb 6, 3:35 AM ESTWinter Storm WarningAKQCaroline, Cumberland, Essex, Fluvanna, Goochland, Hanover and 4 more34 hr
Feb 6, 3:35 AM ESTWinter Weather AdvisoryAKQAmelia, Brunswick, Charles City, Chesterfield, Dinwiddie, Essex and 19 more35 hr
Feb 6, 3:50 AM ESTWinter Storm WarningMRXLee, Russell, Wise, City of Norton32 hr
Feb 6, 3:50 AM ESTWinter Weather AdvisoryMRXLee, Russell, Scott, Washington, Wise, City of Bristol and 1 more30 hr
Feb 6, 4:00 AM ESTSmall Craft AdvisoryAKQ57 hr
Feb 6, 4:16 AM ESTWinter Storm WarningRNKAlleghany, Amherst, Appomattox, Bath, Bedford, Bland and 25 more32 hr
Feb 6, 4:16 AM ESTWinter Weather AdvisoryRNKCharlotte, Halifax, Henry, Pittsylvania, City of Danville, City of Martinsville32 hr
Feb 6, 5:33 PM ESTSmall Craft AdvisoryLWX35 hr
Feb 7, 4:24 AM ESTMesoscale DiscussionSPCAlbemarle, Alleghany, Amherst, Appomattox, Augusta, Bath and 56 more6 hr
Feb 7, 11:04 AM ESTSpecial Marine WarningAKQ116 min
Feb 8, 3:42 PM ESTSmall Craft AdvisoryLWX37 hr
Feb 9, 2:23 PM ESTWinter Storm WatchLWXHighland13 hr
Feb 9, 2:56 PM ESTWinter Storm WatchRNKBath13 hr
Feb 9, 3:01 PM ESTWinter Weather AdvisoryRLXBuchanan, Dickenson67 hr
Feb 10, 3:33 AM ESTWinter Storm WatchLWXAlbemarle, Amherst, Augusta, Greene, Highland, King George and 14 more24 hr
Feb 10, 3:33 AM ESTWinter Weather AdvisoryLWXAlbemarle, Amherst, Arlington, Augusta, Clarke, Fairfax and 21 more30 hr
Feb 10, 3:40 AM ESTWinter Storm WatchRNKAlleghany, Amherst, Appomattox, Bath, Bedford, Bland and 28 more24 hr
Feb 10, 3:40 AM ESTWinter Weather AdvisoryRNKAlleghany, Amherst, Bath, Rockbridge, City of Buena Vista, City of Covington and 1 more55 hr
Feb 10, 3:45 AM ESTWinter Storm WatchAKQAmelia, Brunswick, Caroline, Charles City, Chesterfield, Cumberland and 25 more24 hr
Feb 10, 4:15 AM ESTSmall Craft AdvisoryLWX4 days
Feb 10, 2:21 PM ESTIce Storm WarningRLXBuchanan, Dickenson37 hr
Feb 10, 2:27 PM ESTIce Storm WarningMRXWise, City of Norton37 hr
Feb 10, 2:27 PM ESTWinter Weather AdvisoryMRXLee, Russell, Scott35 hr
Feb 10, 3:28 PM ESTSmall Craft AdvisoryAKQ11 days
Feb 10, 6:11 PM ESTSmall Craft AdvisoryLWX39 hr
Feb 11, 3:28 AM ESTWinter Weather AdvisoryLWXAlbemarle, Amherst, Augusta, Culpeper, Fauquier, Greene and 18 more30 hr
Feb 11, 3:39 AM ESTWinter Weather AdvisoryAKQAccomack, Amelia, Brunswick, Caroline, Charles City, Chesterfield and 40 more3 days
Feb 11, 4:05 AM ESTWinter Weather AdvisoryRNKAlleghany, Amherst, Appomattox, Bath, Bedford, Bland and 30 more31 hr
Feb 11, 9:22 AM ESTDense Fog AdvisoryRNKCarroll, Patrick, City of Galax3 hr
Feb 11, 3:11 PM ESTWinter Storm WatchAKQAmelia, Brunswick, Caroline, Charles City, Chesterfield, Cumberland and 22 more24 hr
Feb 11, 6:08 PM ESTWinter Storm WatchLWXAlbemarle, Amherst, Arlington, Augusta, Culpeper, Fairfax and 14 more21 hr
Feb 11, 6:57 PM ESTSmall Craft AdvisoryLWX50 hr
Feb 12, 3:09 AM ESTCoastal Flood StatementAKQJames City, Northampton, Surry, York, City of Chesapeake, City of Hampton and 4 more10 hr
Feb 12, 3:36 AM ESTWinter Weather AdvisoryMRXRussell, Wise, City of Norton6 hr
Feb 12, 3:47 AM ESTWinter Storm WarningRNKAmherst, Appomattox, Bedford, Buckingham, Campbell, Charlotte and 9 more42 hr
Feb 12, 3:47 AM ESTWinter Weather AdvisoryRNKAlleghany, Amherst, Appomattox, Bath, Bedford, Bland and 29 more56 hr
Feb 12, 10:42 AM ESTFreezing Fog AdvisoryRNKAlleghany, Amherst, Appomattox, Bath, Bedford, Bland and 29 more10 hr
Feb 12, 2:47 PM ESTWinter Weather AdvisoryMRXWise, City of Norton19 hr
Feb 12, 2:51 PM ESTWinter Weather AdvisoryRLXBuchanan, Dickenson40 hr
Feb 12, 3:10 PM ESTIce Storm WarningLWXArlington, Culpeper, Fairfax, Fauquier, King George, Loudoun and 9 more30 hr
Feb 12, 3:10 PM ESTWinter Storm WarningLWXAlbemarle, Amherst, Augusta, Greene, Madison, Nelson and 9 more30 hr
Feb 12, 3:10 PM ESTWinter Weather AdvisoryLWXAlbemarle, Amherst, Arlington, Augusta, Clarke, Culpeper and 27 more43 hr
Feb 12, 3:21 PM ESTIce Storm WarningAKQAmelia, Brunswick, Caroline, Charles City, Chesterfield, Cumberland and 32 more37 hr
Feb 12, 6:48 PM ESTSmall Craft AdvisoryLWX26 hr
Feb 13, 2:21 AM ESTMesoscale DiscussionSPCAmelia, Amherst, Appomattox, Bedford, Bland, Botetourt and 56 more6 hr
Feb 13, 2:37 AM ESTIce Storm WarningRNKAppomattox, Buckingham, Charlotte25 hr
Feb 13, 10:02 AM ESTMesoscale DiscussionSPCAlbemarle, Amelia, Amherst, Appomattox, Arlington, Augusta and 64 more6 hr
Feb 13, 7:54 PM ESTRiver Flood WarningAKQBrunswick5 days
Feb 14, 1:00 AM ESTSmall Craft AdvisoryLWX8 hr
Feb 14, 4:05 AM ESTWinter Weather AdvisoryAKQAmelia, Brunswick, Caroline, Charles City, Chesterfield, Cumberland and 25 more9 hr
Feb 14, 4:31 AM ESTWinter Weather AdvisoryMRXLee, Wise, City of Norton32 hr
Feb 14, 9:35 AM ESTMarine Dense Fog AdvisoryAKQ3 hr
Feb 14, 9:58 AM ESTRiver Flood WarningAKQSouthampton12 days
Feb 14, 10:00 AM ESTWinter Weather AdvisoryLWXAlbemarle, Amherst, Augusta, Clarke, Fauquier, Frederick and 16 more44 hr
Feb 14, 1:24 PM ESTWinter Weather AdvisoryRNKAlleghany, Amherst, Bath, Botetourt, Craig, Rockbridge and 3 more21 hr
Feb 14, 2:42 PM ESTWinter Weather AdvisoryRLXBuchanan, Dickenson21 hr
Feb 14, 3:07 PM ESTFreezing Fog AdvisoryMRXRussell, Wise, City of Norton19 hr
Feb 14, 3:07 PM ESTFreezing Fog AdvisoryRNKBland, Giles, Montgomery, Pulaski, Smyth, Tazewell and 2 more19 hr
Feb 14, 8:27 PM ESTRiver Flood WarningRNKHalifax15 hr
Feb 15, 12:39 AM ESTSmall Craft AdvisoryLWX6 hr
Feb 15, 4:24 AM ESTWinter Weather AdvisoryLWXClarke, Fauquier, Highland, Loudoun, Page, Rappahannock and 6 more25 hr
Feb 15, 6:45 AM ESTSmall Craft AdvisoryLWX26 hr
Feb 15, 3:08 PM ESTMarine Dense Fog AdvisoryAKQ13 hr
Feb 15, 4:37 PM ESTSmall Craft AdvisoryLWX42 hr
Feb 15, 10:14 PM ESTRiver Flood WarningAKQIsle of Wight, Southampton, City of Franklin, City of Suffolk21 days
Feb 15, 10:28 PM ESTAreal Flood WarningAKQCharles City, James City, New Kent8 days
Feb 16, 12:42 AM ESTAreal Flood WarningLWXFairfax, City of Fairfax2 hr
Feb 16, 2:34 AM ESTSpecial Marine WarningAKQ26 min
Feb 16, 4:10 AM ESTWinter Storm WatchAKQAmelia, Brunswick, Caroline, Charles City, Chesterfield, Cumberland and 28 more35 hr
Feb 16, 4:56 AM ESTWinter Storm WatchLWXAlbemarle, Amherst, Arlington, Augusta, Clarke, Culpeper and 27 more29 hr
Feb 16, 5:07 AM ESTWinter Storm WatchRNKAlleghany, Amherst, Appomattox, Bath, Bedford, Bland and 31 more23 hr
Feb 16, 7:49 AM ESTAreal Flood WarningAKQMecklenburg6 hr
Feb 16, 8:23 AM ESTRiver Flood WarningRNKHalifax51 hr
Feb 16, 11:07 AM ESTWinter Storm WatchRLXBuchanan, Dickenson17 hr
Feb 16, 12:26 PM ESTRiver Flood WarningRNKCharlotte, Halifax44 hr
Feb 16, 2:42 PM ESTRiver Flood WarningAKQSussex4 days
Feb 16, 2:47 PM ESTRiver Flood WarningAKQChesterfield, Henrico, City of Richmond37 hr
Feb 16, 2:50 PM ESTWind Chill AdvisoryLWXHighland14 hr
Feb 16, 3:35 PM ESTWinter Storm WatchMRXLee, Russell, Scott, Washington, Wise, City of Bristol and 1 more13 hr
Feb 16, 6:10 PM ESTRiver Flood WarningAKQAmelia, Cumberland, Prince Edward24 hr
Feb 17, 1:38 AM ESTRiver Flood WarningAKQHenrico, City of Richmond19 hr
Feb 17, 3:24 AM ESTWinter Storm WarningLWXAlbemarle, Amherst, Arlington, Augusta, Clarke, Culpeper and 27 more57 hr
Feb 17, 3:45 AM ESTWinter Storm WarningAKQAmelia, Brunswick, Caroline, Charles City, Chesterfield, Cumberland and 25 more56 hr
Feb 17, 4:18 AM ESTWinter Storm WarningRLXBuchanan, Dickenson34 hr
Feb 17, 4:18 AM ESTWinter Weather AdvisoryRLXBuchanan, Dickenson54 hr
Feb 17, 4:25 AM ESTWinter Storm WarningRNKAlleghany, Amherst, Appomattox, Bath, Bedford, Bland and 31 more47 hr
Feb 17, 4:47 AM ESTWinter Storm WarningMRXLee, Russell, Scott, Washington, Wise, City of Bristol and 1 more30 hr
Feb 17, 5:45 AM ESTSmall Craft AdvisoryLWX4 days
Feb 17, 3:10 PM ESTWinter Weather AdvisoryAKQGloucester, James City, Lancaster, Mathews, Middlesex, Northumberland and 7 more45 hr
Feb 17, 3:14 PM ESTFlood WatchAKQGloucester, Greensville, James City, Mathews, Northampton, Southampton and 11 more45 hr
Feb 17, 3:27 PM ESTSmall Craft AdvisoryAKQ4 days
Feb 18, 3:04 AM ESTSmall Craft AdvisoryLWX3 days
Feb 18, 4:28 AM ESTMesoscale DiscussionSPCAlbemarle, Alleghany, Amelia, Amherst, Appomattox, Augusta and 71 more6 hr
Feb 18, 10:23 AM ESTMesoscale DiscussionSPCAlbemarle, Amelia, Appomattox, Arlington, Brunswick, Buckingham and 52 more3 hr
Feb 18, 10:31 AM ESTRiver Flood WarningAKQAmelia, Chesterfield, Powhatan64 hr
Feb 18, 11:51 AM ESTWinter Weather AdvisoryRNKAlleghany, Amherst, Appomattox, Bath, Bedford, Bland and 31 more22 hr
Feb 18, 1:05 PM ESTWinter Weather AdvisoryLWXAlbemarle, Amherst, Arlington, Augusta, Clarke, Culpeper and 22 more23 hr
Feb 19, 4:56 AM ESTMesoscale DiscussionSPCBrunswick, Charles City, Chesterfield, Dinwiddie, Essex, Greensville and 23 more3 hr
Feb 19, 10:30 AM ESTAreal Flood WarningAKQIsle of Wight, Southampton, Surry, Sussex44 hr
Feb 19, 1:54 PM ESTWind Chill AdvisoryLWXHighland20 hr
Feb 20, 3:48 AM ESTAreal Flood WarningAKQIsle of Wight, Southampton27 hr
Feb 20, 3:48 AM ESTAreal Flood WarningAKQCaroline, King and Queen, King William50 hr
Feb 21, 2:25 AM ESTSmall Craft AdvisoryLWX44 hr
Feb 21, 1:54 PM ESTWinter Weather AdvisoryRNKBath24 hr
Feb 21, 3:17 PM ESTWinter Weather AdvisoryLWXAlbemarle, Amherst, Augusta, Clarke, Culpeper, Fairfax and 20 more24 hr
Feb 21, 3:37 PM ESTSmall Craft AdvisoryAKQ54 hr
Feb 22, 2:53 AM ESTSmall Craft AdvisoryLWX16 hr
Feb 22, 1:24 PM ESTMesoscale DiscussionSPCIsle of Wight, Southampton, City of Chesapeake, City of Franklin, City of Norfolk, City of Portsmouth and 1 more2 hr
Feb 22, 1:28 PM ESTSpecial Weather StatementAKQCharles City, Greensville, Isle of Wight, James City, Prince George, Southampton and 5 more62 min
Feb 22, 1:41 PM ESTSpecial Marine WarningAKQ97 min
Feb 22, 1:43 PM ESTSpecial Marine WarningLWX53 min
Feb 22, 1:57 PM ESTSevere Thunderstorm WarningAKQGloucester, Greensville, Isle of Wight, James City, Southampton, Surry and 9 more48 min
Feb 22, 2:01 PM ESTSpecial Marine WarningAKQ76 min
Feb 22, 2:18 PM ESTSpecial Marine WarningAKQ117 min
Feb 22, 2:19 PM ESTSevere Thunderstorm WarningAKQAccomack, Northampton41 min
Feb 22, 2:34 PM ESTSevere Thunderstorm WarningAKQIsle of Wight, City of Chesapeake, City of Norfolk, City of Portsmouth, City of Suffolk, City of Virginia Beach56 min
Feb 22, 2:42 PM ESTSpecial Marine WarningAKQ2 hr
Feb 22, 3:04 PM ESTSpecial Marine WarningAKQ56 min
Feb 22, 3:29 PM ESTSevere Thunderstorm WarningAKQCity of Chesapeake, City of Virginia Beach46 min
Feb 22, 6:25 PM ESTGale WarningLWX24 hr
Feb 22, 8:22 PM ESTWind AdvisoryLWXAlbemarle, Amherst, Arlington, Augusta, Clarke, Fairfax and 19 more22 hr
Feb 22, 9:27 PM ESTSmall Craft AdvisoryAKQ21 hr
Feb 23, 5:42 PM ESTSmall Craft AdvisoryLWX3 hr
Feb 23, 5:42 PM ESTSmall Craft AdvisoryLWX43 hr
Feb 24, 3:02 AM ESTSmall Craft AdvisoryAKQ34 hr
Feb 24, 6:35 AM ESTSmall Craft AdvisoryLWX30 hr
Feb 25, 8:03 PM ESTWinter Weather AdvisoryLWXAlbemarle, Amherst, Augusta, Greene, Highland, Madison and 9 more37 hr
Feb 25, 8:06 PM ESTWinter Weather AdvisoryRNKAlleghany, Amherst, Bath, Bedford, Bland, Botetourt and 21 more30 hr
Feb 26, 2:30 AM ESTSmall Craft AdvisoryAKQ52 hr
Feb 26, 12:44 PM ESTSmall Craft AdvisoryLWX20 hr
Feb 26, 4:09 PM ESTFlood WatchRLXBuchanan, Dickenson63 hr
Feb 27, 1:39 AM ESTFreezing Fog AdvisoryRNKBland, Carroll, Floyd, Giles, Grayson, Montgomery and 4 more5 hr
Feb 27, 3:11 AM ESTFlood WatchMRXLee, Russell, Scott, Washington, Wise, City of Bristol and 1 more52 hr
Feb 27, 4:23 AM ESTFlood WatchLWXHighland47 hr
Feb 27, 4:46 AM ESTFlood WatchRNKAlleghany, Bath, Bland, Botetourt, Craig, Giles and 13 more50 hr
Feb 27, 7:21 AM ESTAreal Flood AdvisoryMRXWise3 hr
Feb 27, 8:30 AM ESTAreal Flood AdvisoryRNKBland, Giles, Tazewell6 hr
Feb 28, 12:28 AM ESTDense Fog AdvisoryRNKBland, Carroll, Craig, Floyd, Giles, Montgomery and 7 more9 hr
Feb 28, 2:59 AM ESTGale WatchAKQ24 hr
Feb 28, 2:59 AM ESTSmall Craft AdvisoryAKQ63 hr
Feb 28, 8:55 AM ESTSmall Craft AdvisoryLWX21 hr
Feb 28, 10:55 AM ESTRiver Flood WatchLWXClarke, Warren21 days
Feb 28, 10:55 AM ESTRiver Flood WatchLWXLoudoun21 days
Feb 28, 10:55 AM ESTRiver Flood WatchLWXLoudoun21 days
Feb 28, 4:25 PM ESTAreal Flood WarningRLXBuchanan, Dickenson38 hr
Feb 28, 6:59 PM ESTGale WarningLWX34 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

By county

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

93 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20202022

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.