Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 152, NWS Pittsburgh, PA

September 29, 1999Mercer County, Pennsylvania

NWS Pittsburgh, PA issued this severe thunderstorm warning at Sep 29, 1999, 4:51 PM EDT for Mercer County, Pennsylvania. It was in force for 54 min. 1 report 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
Sep 29, 1999, 4:51 PM EDT (20:51 UTC)
Expired
Sep 29, 1999, 5:45 PM EDT
In force
54 min
Issued by
NWS Pittsburgh, PA
Area
Whole counties

County Mercer County, PA

What was reported inside it

TimeReportWhereRemark
Sep 29, 5:20 PM EDTThunderstorm WindMercer, PAThunderstorm winds downed several trees and power lines.

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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Sep 29, 3:45 PM EDTTornado WatchSPC6 hr

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
Sep 29, 3:18 PM EDTSevere Thunderstorm WarningPBZWashington57 min
Sep 29, 3:35 PM EDTSevere Thunderstorm WarningPBZAllegheny55 min
Sep 29, 4:06 PM EDTSevere Thunderstorm WarningPBZBeaver54 min
Sep 29, 4:20 PM EDTSevere Thunderstorm WarningPBZButler55 min
Sep 29, 4:29 PM EDTSevere Thunderstorm WarningPBZLawrence61 min
Sep 29, 4:57 PM EDTSevere Thunderstorm WarningPBZVenango63 min
Sep 29, 6:02 PM EDTSevere Thunderstorm WarningPBZArmstrong58 min
Sep 29, 3:43 PM EDTSevere Thunderstorm WarningPBZJefferson62 min
Sep 29, 4:11 PM EDTSevere Thunderstorm WarningPBZColumbiana49 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.