A powerful storm system will continue to bring heavy mountain snow, rain, and high winds to the Pacific Northwest and northern California through midweek. Heavy rain and flash flooding potential exists across the central Gulf Coast over the next few days, including the Florida Panhandle. A Slight Risk (level 2 of 4) of excessive rainfall is in effect Tuesday. Read More >
Overview
On August 28, 2020, a cold front moved southward across Pennsylvania, providing the uplift necessary to generate multiple severe thunderstorms. Impacts included heavy rainfall and strong winds, causing widespread damage across the state. Although there was radar-indicated rotation within some of these cells, it was later determined that no tornadoes touched down during this event.
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| WPC Surface Analysis | WPC National Forecast |
SPC Verification
Radar
Potential tornadic couplets throughout central Pennsylvania
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| Potential tornadic couplet #1 | Potential tornadic couplet #2 | Potential tornadic couplet #3 |
Issued NWS Alerts
Tornado Warnings
Special Weather Statements
Storm Reports
Public Information Statement (PNS)
398
NOUS41 KCTP 291345
PNSCTP
PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-049>053-056>059-
063>066-300145-
Public Information Statement
National Weather Service State College PA
945 AM EDT Sat Aug 29 2020
...24-HOUR PRECIPITATION REPORTS...
Location Amount Time/Date Provider
...Pennsylvania...
...Adams County...
Fayetteville 0.70 in 0615 AM 08/29 COOP
...Bedford County...
Rainsburg 5.0 NNW 1.91 in 0700 AM 08/29 COCORAHS
Everett 3.9 W 1.42 in 0700 AM 08/29 COCORAHS
Wolfsburg 1.33 in 0700 AM 08/29 COOP
Bedford Airport 1.29 in 0915 AM 08/29 AWOS
Everett 3.4 SW 1.20 in 0636 AM 08/29 COCORAHS
0.9 S Saxton 1.00 in 0445 AM 08/29 COOP
Everett 0.84 in 0915 AM 08/29 CWOP
...Blair County...
Blair Helibase 1.28 in 0916 AM 08/29 RAWS
Altoona 1.20 in 0916 AM 08/29 CWOP
Williamsburg 1.11 in 0630 AM 08/29 COOP
Roaring Spring 0.74 in 0929 AM 08/29 AWS
Altoona 0.70 in 0916 AM 08/29 CWOP
2 NNW Altoona 0.69 in 0930 AM 08/29 AWS
Altoona Airport 0.61 in 0853 AM 08/29 ASOS
...Cambria County...
Belmont 0.1 NE 2.10 in 0800 AM 08/29 COCORAHS
Johnstown Airport 1.51 in 0854 AM 08/29 ASOS
2.5 E Spring Hill 1.15 in 0900 AM 08/29 IFLOWS
Mineral Point 1.10 in 0930 AM 08/29 CWOP
Loretto 0.93 in 0806 AM 08/29 AWS
...Centre County...
Bear Knob 1.50 in 0849 AM 08/29 RAWS
Philipsburg 1.38 in 0800 AM 08/29 COOP
AccuWeather HQ 1.33 in 0926 AM 08/29 CWOP
Aaronsburg 1.30 in 0929 AM 08/29 CWOP
Zion 1.27 in 0928 AM 08/29 CWOP
Garden Hollow 1.26 in 0908 AM 08/29 RAWS
Port Matilda 1.23 in 0928 AM 08/29 CWOP
State College 1.21 in 0925 AM 08/29 CWOP
State College 2.4 ENE 1.21 in 0900 AM 08/29 COCORAHS
Lemont 1.18 in 0748 AM 08/29 CWOP
Boalsburg 0.7 ENE 1.18 in 0700 AM 08/29 COCORAHS
Boalsburg 0.4 E 1.15 in 0700 AM 08/29 COCORAHS
South Philipsburg 1.10 in 0930 AM 08/29 CWOP
Bellefonte 1.08 in 0916 AM 08/29 CWOP
State College 2.6 NW 1.08 in 0700 AM 08/29 COCORAHS
Boalsburg 1.2 ENE 1.07 in 0800 AM 08/29 COCORAHS
State College 1.04 in 0915 AM 08/29 CWOP
Stormstown 0.97 in 0923 AM 08/29 CWOP
3.3 NW Unionville 0.91 in 0900 AM 08/29 IFLOWS
Port Matilda 2.2 ESE 0.89 in 0700 AM 08/29 COCORAHS
Stormstown 3NE 0.87 in 0917 AM 08/29 CWOP
3.4 NW Port Matilda 0.87 in 0900 AM 08/29 IFLOWS
Stormstown 0.84 in 0916 AM 08/29 CWOP
Port Matilda 0.83 in 0925 AM 08/29 CWOP
4.4 E Snow Shoe 0.83 in 0900 AM 08/29 IFLOWS
2.2 SW Beech Creek 0.75 in 0700 AM 08/29 HADS
Stormstown 0.73 in 0600 AM 08/29 CWOP
State College 0.66 in 0925 AM 08/29 CWOP
Pennsylvania Furnace 0.59 in 0928 AM 08/29 CWOP
...Clearfield County...
Dubois 2 S 1.46 in 0730 AM 08/29 COOP
Clearfield Airport 1.36 in 0925 AM 08/29 ASOS
Grampian 1.35 in 0700 AM 08/29 COOP
Kennedy Preserve 1.30 in 0908 AM 08/29 RAWS
Dubois 1.06 in 0915 AM 08/29 CWOP
...Columbia County...
Elysburg 0.59 in 0927 AM 08/29 CWOP
...Cumberland County...
Shippensburg 1.02 in 0930 AM 08/29 CWOP
Carlisle 7.2 SSW 1.00 in 0800 AM 08/29 COCORAHS
Mechanicsburg 0.87 in 0921 AM 08/29 CWOP
Newville 0.81 in 0930 AM 08/29 AWS
Shiremanstown 0.4 SE 0.75 in 0800 AM 08/29 COCORAHS
Mechanicsburg 1.0 NNW 0.72 in 0808 AM 08/29 COCORAHS
Tumbling Run 0.67 in 0849 AM 08/29 RAWS
Wormleysburg 0.65 in 0929 AM 08/29 AWS
New Cumberland 0.64 in 0915 AM 08/29 CWOP
1 SSE Carlisle 0.61 in 0930 AM 08/29 AWS
...Dauphin County...
Manda Gap 1.35 in 0918 AM 08/29 RAWS
Harrisburg 0.66 in 0900 AM 08/29 CWOP
1.0 NE Lemoyne 0.63 in 0800 AM 08/29 HADS
Elizabethville 0.63 in 0930 AM 08/29 AWS
Millersburg 0.56 in 0930 AM 08/29 AWS
Middletown 2.9 NW 0.55 in 0800 AM 08/29 COCORAHS
Harrisburg Intl Airport 0.52 in 0856 AM 08/29 ASOS
Dauphin 2.6 NNE 0.50 in 0800 AM 08/29 COCORAHS
...Elk County...
Kersey 1.10 in 0926 AM 08/29 CWOP
Ridgway 0.55 in 0700 AM 08/29 COOP
...Franklin County...
Upperstrasburg 2.91 in 0928 AM 08/29 CWOP
Upperstrasburg 1 W 2.57 in 0800 AM 08/29 UCOOP
Chambersburg 0.76 in 0925 AM 08/29 CWOP
Mercersburg 0.76 in 0929 AM 08/29 AWS
Chambersburg 0.75 in 0930 AM 08/29 AWS
New Franklin 0.66 in 0915 AM 08/29 CWOP
...Fulton County...
Forney Trail 1.32 in 0849 AM 08/29 RAWS
Mcconnellsburg 0.50 in 0615 AM 08/29 COOP
...Huntingdon County...
Wood 0.1 S 1.07 in 1000 PM 08/28 COCORAHS
Huntingdon 1.3 N 0.80 in 0700 AM 08/29 COCORAHS
...Juniata County...
Perulack 0.50 in 0530 AM 08/29 COOP
...Lancaster County...
Middletown 0.92 in 0915 AM 08/29 CWOP
Adamstown 2.5 SSE 0.60 in 0700 AM 08/29 COCORAHS
Ephrata 0.57 in 0930 AM 08/29 CWOP
Columbia 0.51 in 0921 AM 08/29 CWOP
Mountville 0.50 in 0930 AM 08/29 CWOP
...Lebanon County...
Jonestown 1.77 in 0930 AM 08/29 CWOP
Schaefferstown 1.33 in 0926 AM 08/29 CWOP
2 E Sand Hill 1.30 in 0930 AM 08/29 AWS
Indiantown Run 1.20 in 0913 AM 08/29 RAWS
Newmanstown 1.12 in 0928 AM 08/29 CWOP
Newmanstown 4.2 SSW 1.12 in 0700 AM 08/29 COCORAHS
Lebanon 1.3 SW 1.08 in 0700 AM 08/29 COCORAHS
Muir Airfield Ft. Indiantown 0.98 in 0921 AM 08/29 AWOS
Lebanon 0.79 in 0930 AM 08/29 AWS
Cornwall 0.75 in 0925 AM 08/29 AWS
Lebanon 2 W 0.70 in 0700 AM 08/29 COOP
...McKean County...
Kane 1.30 in 0700 AM 08/29 COOP
Mount Jewett 0.64 in 0600 AM 08/29 HADS
...Mifflin County...
Chestnut Springs 1.27 in 0851 AM 08/29 RAWS
Lewistown 0.94 in 0700 AM 08/29 COOP
2 SSW Alfarata 0.79 in 0925 AM 08/29 AWS
Milroy 0.70 in 0630 AM 08/29 COOP
Lewistown 0.61 in 0930 AM 08/29 AWS
Mount Union 0.60 in 0345 AM 08/29 COOP
...Montour County...
Danville 0.69 in 0928 AM 08/29 CWOP
...Northumberland County...
Sunbury 1.12 in 0915 AM 08/29 CWOP
Wolf Pond 1.03 in 0908 AM 08/29 RAWS
1.4 SE Kulpmont 0.90 in 0415 AM 08/29 COOP
Hawi 0.80 in 0915 AM 08/29 CWOP
Mount Carmel 1.1 WNW 0.71 in 0700 AM 08/29 COCORAHS
Trevorton 0.59 in 0930 AM 08/29 AWS
...Perry County...
Carlisle 0.92 in 0925 AM 08/29 CWOP
Big Knob 0.70 in 0908 AM 08/29 RAWS
Carlisle 0.58 in 0923 AM 08/29 CWOP
...Schuylkill County...
Pottsville 0.74 in 0930 AM 08/29 AWS
Pottsville 0.70 in 0930 AM 08/29 CWOP
Valley View 0.5 W 0.59 in 0600 AM 08/29 COCORAHS
Tower City 0.58 in 0929 AM 08/29 CWOP
...Snyder County...
Selinsgrove 0.85 in 0930 AM 08/29 ASOS
Selinsgrove 0.72 in 0927 AM 08/29 CWOP
Selinsgrove 0.50 in 0930 AM 08/29 AWS
...Somerset County...
Glencoe 1 E 1.75 in 0800 AM 08/29 COOP
Confluence 1 SW 1.61 in 0800 AM 08/29 COOP
0.9 S Somerset 1.46 in 0830 AM 08/29 HADS
2.0 SW Casselman 1.40 in 0830 AM 08/29 HADS
Somerset 1.38 in 0800 AM 08/29 COOP
Hidden Valley 0.3 ENE 1.36 in 0500 AM 08/29 COCORAHS
4.4 NW Casselman 1.34 in 0900 AM 08/29 IFLOWS
Berlin 3.1 NW 1.31 in 0700 AM 08/29 COCORAHS
Sipesville 1.17 in 0929 AM 08/29 CWOP
Berlin 9.6 ENE 1.16 in 0718 AM 08/29 COCORAHS
Somerset 1.05 in 0929 AM 08/29 CWOP
Claysville 1.02 in 0915 AM 08/29 CWOP
3.7 S New Baltimore 0.88 in 0900 AM 08/29 IFLOWS
...Union County...
Lewisburg 1.09 in 0915 AM 08/29 CWOP
Lewisburg 0.81 in 0930 AM 08/29 AWS
Mifflinburg 0.77 in 0930 AM 08/29 AWS
Lewisburg 0.51 in 0700 AM 08/29 COOP
1.1 NW Milton 0.50 in 0815 AM 08/29 HADS
...Warren County...
Chandlers Valley 0.51 in 0700 AM 08/29 COOP
...York County...
Manchester 3.6 W 0.84 in 0700 AM 08/29 COCORAHS
York 0.65 in 0916 AM 08/29 CWOP
Mount Wolf 1.0 SE 0.64 in 0700 AM 08/29 COCORAHS
Mount Wolf 0.63 in 0925 AM 08/29 CWOP
York 0.57 in 0915 AM 08/29 CWOP
Capitol City Airport 0.56 in 0856 AM 08/29 ASOS
York 0.51 in 0916 AM 08/29 CWOP
&&
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