Sullivan storm history
Storm events recorded in Sullivan, Pennsylvania between 1950 and 2025.
320
Total events
13
Tornadoes
19
Hail
37
Floods
1
Deaths
$11.9M
Property damage
Most significant events
Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.
41/20/13N, 76/19/37W to 41/20/06N, 76/18/43W. The Ricketts Glen tornado was another example of tornadic winds embedded within a wider area of downburst damage. Downburst damage covered an area of about 3 miles wide from Ganoga Lake southeast to Lake Jean. An eyewitness at Ganoga …
During the early morning hours of October 21st a frontal system brought intense rainfall which led to flash flooding in part of Sullivan County. Over eight inches of rain fell across the headwaters of Mill Creek, Elk Creek and the Hoagland Branch. The storm damage occurred in thr…
Heavy tropical rainfall from Hurricane Irene produced catastrophic flash flooding, with portions of the county receiving up to 6 inches of rain. Flood waters closed all major roads and caused evacuations of homes and businesses in Lopez (Colley Township), Mildred (Cherry Township…
A flash flood brought widespread damage to the town of Dushore. Numerous roads were closed. Several homes were damaged due to high water. Two water rescues were performed in Cherry and Colley Townships. German Street Bridge, SR 220 was damaged from flood waters. About 30 resident…
Flood Flood
US Route 220 and PA Route 42 flooded along Muncy Creek with water surrounding houses along the creek.
Flood Flood
Fairman Road flooded near US Route 220 and Shaffer Road to the north of Sonestown.
Flood Flood
Water was reported to be covering portions of Beaver Lake and Shipman Hill Roads and Lone Pine Lane to the south of Muncy Valley.
Flash Flood Flash Flood
Flash flooding along Muncy Creek closed portions of US Route 220 near Valley United Methodist south of Sonestown.
Heat Heat
Well-above average temperatures, coupled with humid conditions, allowed for multiple days of heat index values between 100 and 105 degrees beginning during the afternoon hours of June 23 and continuing through the late evening hours of June 25, 2025 across Sullivan County. Warm a…
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing wind gusts estimated at 60 mph knocked multiple trees down near Hillsgrove.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing wind gusts estimated at 60 mph knocked multiple trees down near Colley.
Flood Flood
Heavy rain combined with snow melt and an ice jam to cause minor flooding near Forksville in Sullivan County on March 5, 2005. The ice jam occurred on Mill Creek just above its confluence with Lick Creek, and was the result of ice becoming jammed in drainage pipes beneath a bridg…
Winter Weather Winter Weather
SNOW SQUALL. A snow squall moved through Sullivan County on the morning of January 28, 2025. An RWIS station on US-220 southbound near Loyalsock Creek recorded a visibility drop to near 1/4 mile and the camera at the station showed snow quickly accumulating on the roadway.
Cold/Wind Chill Cold/Wind Chill
An extended period of well-below average temperatures across Sullivan County allowed for wind chills to generally range between -15 to -20 degrees, with localized cold areas of the county reaching into the -20 to -25 degree range. The lowest wind chill of -24 degrees in Lopez occ…
Heavy Snow Heavy Snow
A winter storm produced 6 to 8 inches of snow across Sullivan County with higher elevations receiving 13 to 15 inches of snow from the evening of November 21 through the early afternoon hours of November 22, 2024. Heavy, wet snow coupled with gusty winds knocked down multiple tre…
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 80 mph knocked down multiple trees near the intersection of Church Street and State Route 154 north of Forksville.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 70 mph knocked down multiple trees and wires along the 7300 block of Route 87, blocking the roadway northeast of Forksville.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 60 mph knocked down multiple trees in Mildred.
Funnel Cloud Funnel Cloud
The 911 Call Center om Sullivan County received reports of a funnel cloud northeast of Shunk.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing wind gusts estimated at 60 mph knocked down multiple trees along Warderton Hill Road 4 miles northeast of Forksville.
Hail Hail
A severe thunderstorm produced 1 inch hail approximately 4 miles northeast of Forksville.
Heavy Snow Heavy Snow
A winter storm produced 7 to 9 inches of snowfall across higher elevations of Sullivan County as snow began in the early afternoon hours of January 6, 2024 and continued through the evening hours.
Flood Flood
Heavy rain caused flooded roadways and pushed creeks out of their banks in Dushore.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 75 mph uprooted and snapped numerous cherry trees southwest of Lake Mokoma near Laporte.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 90 mph knocked down several trees and powerlines along and east of Lake Road on the east side of Mokoma Lake. There was one house was damaged, an outbuilding destroyed, and a vehicle damaged from falling trees.
Winter Storm Winter Storm
A quick-hitting winter storm produced a 6 to 8 inches of snow across all but far northern Sullivan County in less than 12 hours.
Winter Weather Winter Weather
Light freezing rain produced just enough of an icy glaze for multiple accidents to occur on PA Route 42 in Davidson Township. The road was closed for just under an hour and a half while PennDOT treated it.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Wind chills of -25 to -30 degrees were observed across Sullivan County from the afternoon of December 23, 2022 into the morning of December 24, 2022.
Winter Storm Winter Storm
A winter storm produced 3 to 5 inches of snow, half an inch of sleet, and less than a tenth of an inch of freezing rain across Sullivan County on December 15, 2022.
SNOW SQUALL. A broken line of snow squalls accompanied by gusty winds produced brief whiteout conditions as it crossed Sullivan County during that late afternoon of November 18, 2022. This led to a three-vehicle accident on US Route 220 that closed the road in both directions (fo…
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing wind estimated near 60 mph knocked down trees onto wires near Muncy Valley.
Heavy Snow Heavy Snow
A late-season winter storm produced 10 to 14 inches of snow across Sullivan County from late-afternoon on April 18 to the early morning hours of April 19, 2022.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 65 mph snapped and uprooted several trees along an intermittent path extending from Rohes Rd to near Dog Farm Road in Cherry Twp, Sullivan County, PA. An outbuilding was also destroyed.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 60 mph knocked down trees on Railroad Street next to Kelly Road near Dushore.
Winter Storm Winter Storm
A winter storm produced 7 to 8 inches of snow across Sullivan County in less than 12 hours during the morning of March 12, 2022. This snow was accompanied and followed by winds gusting over 40 mph, which caused continued blowing and drifting snow through the day.
Winter Storm Winter Storm
A winter storm produced around 6 to 9 inches of snow across Sullivan County from the afternoon of January 16 through the early afternoon of January 17, 2022.
Flash Flood Flash Flood
Muncy Creek jumped its banks and flooded across Nordmont Road. Conklin Run was also out of its banks and flowing over Lake Road.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 60 mph knocked down trees onto Worlds End Road west of Eagles Mere.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 60 mph knocked down multiple wires near Forksville.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 60 mph knocked down multiple trees near Muncy Valley.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 60 mph knocked down trees and blew in a garage door in Mildred.
Flash Flood Flash Flood
Flash flooding with water covering roads in Forks and Elkland Townships.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm with winds estimated near 60 mph brought down multiple trees in Forks Township.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 60 mph knocked down multiple trees, branches and wires along Route 487 between East Cherry Street and Connells Dam Road in Dushore.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees on SR-154 near Worlds End State Park.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 60 mph brought down trees along Worlds End Rd.
Thunderstorm Wind Thunderstorm Wind
A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees near Route 154 and Shanersburg Rd.
Winter Weather Winter Weather
SNOW SQUALL. A snow squall on the leading edge of a mesoscale band of heavy snow briefly dropped visibility to under one quarter mile in and produced flash-freeze conditions in Sullivan County.
Winter Storm Winter Storm
A winter storm produced a quarter of an inch of ice accumulation, plus half an inch of sleet and an inch of snow across Sullivan County from February 15-16, 2021.
Winter Storm Winter Storm
A winter storm produced 11 to 14 inches of snow across Sullivan County from January 31 to February 2, 2021.
Events by year
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 10 | 0 |
| 2024 | 8 | 0 |
| 2023 | 5 | 0 |
| 2022 | 9 | 0 |
| 2021 | 16 | 0 |
| 2020 | 6 | 0 |
| 2019 | 12 | 2 |
| 2018 | 12 | 0 |
| 2017 | 6 | 0 |
| 2016 | 3 | 0 |
| 2015 | 8 | 0 |
| 2014 | 8 | 1 |
| 2013 | 10 | 0 |
| 2012 | 4 | 0 |
| 2011 | 17 | 0 |
| 2010 | 5 | 0 |
| 2009 | 9 | 0 |
| 2008 | 10 | 0 |
| 2007 | 11 | 0 |
| 2006 | 7 | 0 |
| 2005 | 17 | 1 |
| 2004 | 7 | 0 |
| 2003 | 7 | 0 |
| 2002 | 11 | 0 |
| 2001 | 7 | 0 |
| 2000 | 17 | 1 |
| 1999 | 15 | 1 |
| 1998 | 11 | 0 |
| 1997 | 8 | 3 |
| 1996 | 9 | 0 |
| 1995 | 7 | 0 |
| 1994 | 7 | 0 |
| 1993 | 3 | 0 |
| 1992 | 1 | 0 |
| 1990 | 2 | 0 |
| 1989 | 2 | 0 |
| 1988 | 3 | 0 |
| 1987 | 1 | 0 |
| 1986 | 1 | 1 |
| 1977 | 3 | 1 |
| 1974 | 1 | 1 |
| 1973 | 1 | 0 |
| 1969 | 1 | 0 |
| 1960 | 1 | 0 |
| 1954 | 1 | 1 |