Alert archive / Maryland

Weather alerts in Howard County, Maryland

3,282 weather alerts since 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Howard County and its neighbors

Each county as a circle sized by its count since 1986. Tap one for its archive.

Alerts
3,282
Warnings
1,115
Watches
655
Advisories
435
Busiest year
2019205 alerts
Average year
82over 40 years on file

Over time

By year

Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.

By month of the year

By product

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

The latest warnings

The most recent on file, newest first.

IssuedProductOfficeLasted
Sep 3, 10:41 PM EDTSevere Thunderstorm WarningLWX35 min
Sep 3, 10:08 PM EDTSevere Thunderstorm WarningLWX52 min
Sep 2, 1:12 PM EDTSevere Thunderstorm WarningLWX48 min
Sep 2, 12:46 PM EDTSevere Thunderstorm WarningLWX44 min
Sep 2, 12:39 PM EDTSevere Thunderstorm WarningLWX51 min
Aug 27, 6:56 PM EDTSevere Thunderstorm WarningLWX49 min
Aug 10, 4:41 PM EDTSevere Thunderstorm WarningLWX31 min
Aug 10, 4:18 PM EDTTornado WarningLWX13 min
Aug 10, 4:14 PM EDTTornado WarningLWX18 min
Aug 10, 4:10 PM EDTSevere Thunderstorm Warning Destructive damage threatLWX35 min
Aug 10, 3:57 PM EDTSevere Thunderstorm WarningLWX48 min
Aug 10, 3:55 PM EDTSevere Thunderstorm Warning Considerable damage threatLWX50 min

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive

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.