Weather Alert WatchOfficial-source alert index
NWS feedSource freshLast successful check:
Ended official alertUpdated

Severe Thunderstorm Warning for Lycoming, PA; Montour, PA; Northumberland, PA +1 more

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Observed

What is happening

At 256 PM EDT, severe thunderstorms were located along a line from over Muncy to over Mifflinburg, moving east at 50 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to trees, roofs, and siding. Locations impacted include... Williamsport, Milton, Lewisburg, Montoursville,...

What the bulletin says to do

Seek shelter inside a well-built structure and stay away from windows. These storms are capable of producing damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure.

Read official NWS bulletin

Full official description

Bulletin details

At 256 PM EDT, severe thunderstorms were located along a line from over Muncy to over Mifflinburg, moving east at 50 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to trees, roofs, and siding. Locations impacted include... Williamsport, Milton, Lewisburg, Montoursville, Northumberland, Mifflinburg, Winfield, Muncy, Watsontown, Hughesville, Montgomery, Linntown, Duboistown, New Columbia, Montandon, Allenwood, Vicksburg, Delaware Run, Spruce Run Reservoir and Elimsport. This includes the following highways... Interstate 180 between mile markers 1 and 29. Interstate 80 between mile markers 195 and 219. Interstate 99 between mile markers 136 and 139.

Lifecycle record

Official revisions

2 captured
  1. Update

    Severe Thunderstorm Warning issued October 16 at 2:56PM EDT until October 16 at 3:15PM EDT by NWS State College PA

    Official revision
  2. Alert

    Severe Thunderstorm Warning issued October 16 at 2:28PM EDT until October 16 at 3:15PM EDT by NWS State College PA

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS State College PA. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections