Alert archive / Pennsylvania / 1990

Weather alerts in Pennsylvania, December 1990

31 weather alerts in December 1990, 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 December 1990. Tap one for its archive.

Alerts
31
Warnings
31
Watches
0
Advisories
0
Busiest day
December 30, 199016 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
Dec 18, 1:18 PM ESTFlash Flood WarningPBZGreene, Washington4 hr
Dec 18, 2:02 PM ESTFlash Flood WarningCLELawrence, Mercer3 hr
Dec 18, 5:00 PM ESTFlash Flood WarningPBZGreene, Washington4 hr
Dec 18, 7:00 PM ESTFlash Flood WarningPBZFayette4 hr
Dec 18, 8:30 PM ESTFlash Flood WarningPBZGreene, Washington3 hr
Dec 18, 9:00 PM ESTFlash Flood WarningPBZGreene, Washington2 hr
Dec 19, 12:56 AM ESTFlash Flood WarningPBZWestmoreland6 hr
Dec 23, 6:01 AM ESTSevere Thunderstorm WarningPBZFayette, Somerset, Westmoreland59 min
Dec 23, 6:01 AM ESTSevere Thunderstorm WarningPBZCambria, Indiana59 min
Dec 23, 6:55 AM ESTSevere Thunderstorm WarningPBZSomerset35 min
Dec 23, 6:55 AM ESTSevere Thunderstorm WarningPBZBedford, Blair, Cambria65 min
Dec 30, 8:46 AM ESTFlash Flood WarningPBZAllegheny4 hr
Dec 30, 8:46 AM ESTFlash Flood WarningPBZClarion4 hr
Dec 30, 9:04 AM ESTFlash Flood WarningPBZBeaver, Butler4 hr
Dec 30, 9:04 AM ESTFlash Flood WarningPBZArmstrong4 hr
Dec 30, 10:37 AM ESTFlash Flood WarningCLEMercer4 hr
Dec 30, 10:41 AM ESTFlash Flood WarningPBZWestmoreland5 hr
Dec 30, 12:30 PM ESTFlash Flood WarningPBZAllegheny, Armstrong, Butler, Clarion, Westmoreland5 hr
Dec 30, 12:30 PM ESTFlash Flood WarningPBZBeaver5 hr
Dec 30, 12:55 PM ESTFlash Flood WarningPBZButler4 hr
Dec 30, 12:56 PM ESTFlash Flood WarningCLELawrence2 hr
Dec 30, 1:40 PM ESTFlash Flood WarningCLEForest, McKean, Venango, Warren4 hr
Dec 30, 1:40 PM ESTFlash Flood WarningCLECrawford, Erie4 hr
Dec 30, 2:54 PM ESTFlash Flood WarningCLEMercer4 hr
Dec 30, 4:30 PM ESTFlash Flood WarningPBZAllegheny, Armstrong, Butler, Westmoreland6 hr
Dec 30, 4:30 PM ESTFlash Flood WarningPBZBeaver6 hr
Dec 30, 4:30 PM ESTFlash Flood WarningPBZClarion6 hr
Dec 30, 10:19 PM ESTFlash Flood WarningCLECrawford3 hr
Dec 31, 5:04 AM ESTFlash Flood WarningCLEMercer3 hr
Dec 31, 9:45 AM ESTFlash Flood WarningPBZBeaver, Butler6 hr
Dec 31, 3:30 PM ESTFlash Flood WarningPBZBeaver, Butler7 hr

By product

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

ProductAlerts
Severe storms
Severe Thunderstorm Warning4
Flooding
Flash Flood Warning27

By county

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

Nearby

Alerts in force nowTornadoes on recordThe radar archive19891991

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.