Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 22, NWS Pittsburgh, PA

April 11, 1999Mercer County, Pennsylvania

NWS Pittsburgh, PA issued this severe thunderstorm warning at Apr 11, 1999, 4:16 PM EDT for Mercer County, Pennsylvania. It was in force for 29 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 11, 1999, 4:16 PM EDT (20:16 UTC)
Expired
Apr 11, 1999, 4:45 PM EDT
In force
29 min
Issued by
NWS Pittsburgh, PA
Area
Whole counties

County Mercer County, PA

What was reported inside it

TimeReportWhereRemark
Apr 11, 4:18 PM EDTHail 0.75Charleston, PA
Apr 11, 4:28 PM EDTHail 0.75Grove City, PA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

Everything else NWS Pittsburgh, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 11, 2:29 PM EDTSevere Thunderstorm WarningPBZWestmoreland61 min
Apr 11, 4:32 PM EDTSevere Thunderstorm WarningPBZVenango43 min
Apr 11, 1:55 PM EDTSevere Thunderstorm WarningPBZPreston65 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 1999Every severe thunderstorm warning in 1999

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data.