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Year: 2021

Multi-Day Rain Event to Bring Widespread Moderate Rainfall Amounts: Rainfall Totals & Timing
Posted inArticle Heavy Rain

Multi-Day Rain Event to Bring Widespread Moderate Rainfall Amounts: Rainfall Totals & Timing

Wednesday has become the official day of bad weather over the past month, and this Wednesday will be no exception. A closed-off low pressure system…
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Posted by By Lead Forecaster Josh Adams September 21, 2021
Scattered Strong to Severe Thunderstorms Possible Wednesday (Sept 15); Damaging Wind & Hail Risk
Posted inArticle Severe Weather

Scattered Strong to Severe Thunderstorms Possible Wednesday (Sept 15); Damaging Wind & Hail Risk

Here comes another Wednesday with bad weather possible across much of the commonwealth. Scattered strong to severe thunderstorms are expected to develop mid-day Wednesday over…
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Posted by By Lead Forecaster Josh Adams September 14, 2021
Severe Thunderstorms Possible Wednesday Across Eastern Half of Pennsylvania; Flash Flood & Tornado Risk
Posted inArticle Severe Weather

Severe Thunderstorms Possible Wednesday Across Eastern Half of Pennsylvania; Flash Flood & Tornado Risk

It has been a tranquil stretch of weather since the remnants of Hurricane Ida swept through last Wednesday. The upcoming week or two looks pleasant…
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Posted by By Lead Forecaster Josh Adams September 7, 2021
FINAL CALL RAINFALL FORECAST: Major Flooding Imminent as Remnants of Ida Likely to Dump 5-8″ of Rain for Many
Posted inArticle Flash Flooding Heavy Rain Tropics

FINAL CALL RAINFALL FORECAST: Major Flooding Imminent as Remnants of Ida Likely to Dump 5-8″ of Rain for Many

Scattered heavy rain has already begun in parts of the state as this 24-36 hour deluge is just about to get going. Moderate to major…
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Posted by By Lead Forecaster Josh Adams August 31, 2021
RAINFALL & RIVER FLOOD FORECAST: Significant Flooding Now Expected Across Parts of PA Wednesday into Thursday
Posted inArticle Flash Flooding Heavy Rain Tropics

RAINFALL & RIVER FLOOD FORECAST: Significant Flooding Now Expected Across Parts of PA Wednesday into Thursday

OUR FINAL CALL FORECAST HAS BEEN POSTED: As Ida moves closer to the region, our confidence that widespread flooding will occur continues to increase. The…
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Posted by By Lead Forecaster Josh Adams August 30, 2021
RAINFALL FORECAST: Hurricane Ida to Bring Flooding Rainfall to Areas of Pennsylvania Wednesday into Thursday
Posted inArticle Flash Flooding Heavy Rain Tropics

RAINFALL FORECAST: Hurricane Ida to Bring Flooding Rainfall to Areas of Pennsylvania Wednesday into Thursday

SECOND CALL RAINFALL FORECAST POSTED: Hurricane Ida will be the third tropical system to impact Pennsylvania this hurricane season and it's still just August. Hurricane…
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Posted by By Lead Forecaster Josh Adams August 29, 2021
Hurricane Ida Forecast to Make Landfall Sunday As 140 MPH Cat. 4 Hurricane; Watching Potential Impacts on Pennsylvania Next Week
Posted inTropics

Hurricane Ida Forecast to Make Landfall Sunday As 140 MPH Cat. 4 Hurricane; Watching Potential Impacts on Pennsylvania Next Week

A Category 4 Major Hurricane Ida is expected to make landfall Sunday afternoon in Southern Louisiana, where mandatory evacuations are ongoing. Winds at landfall are…
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Posted by By Lead Forecaster Josh Adams August 27, 2021
T.D. Fred to Bring Heavy Rain & Flash Flood Risk + Spin-Up Tornado Risk In Parts of Pennsylvania Wednesday
Posted inArticle Flash Flooding Tropics

T.D. Fred to Bring Heavy Rain & Flash Flood Risk + Spin-Up Tornado Risk In Parts of Pennsylvania Wednesday

Tropical Depression Fred is already producing heavy rain across the southern Appalachians as well as an enhanced tornado risk in the Carolinas, and all those…
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Posted by By Lead Forecaster Josh Adams August 17, 2021
Excessive Heat + Severe Thunderstorm Risk to End Workweek
Posted inHeat Wave Severe Weather

Excessive Heat + Severe Thunderstorm Risk to End Workweek

Summer is not easing off the breaks whatsoever this week, with excessive heat combined with a severe thunderstorm risk nearly everyday in much of the…
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Posted by By Lead Forecaster Josh Adams August 11, 2021
Severe Thunderstorm Risk Thursday With Damaging Wind & Isolated Tornado Threat in Southern PA
Posted inSevere Weather

Severe Thunderstorm Risk Thursday With Damaging Wind & Isolated Tornado Threat in Southern PA

An area of heavy rain potentially with embedded thunderstorms will move through western and central PA Thursday morning and early afternoon. This may work to…
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Posted by By Lead Forecaster Josh Adams July 28, 2021
Strong to Severe Thunderstorms With Damaging Wind & Hail Threat Possible in Eastern Half of PA Wednesday + Wildfire Smoke Exiting
Posted inSevere Weather

Strong to Severe Thunderstorms With Damaging Wind & Hail Threat Possible in Eastern Half of PA Wednesday + Wildfire Smoke Exiting

Thunderstorms are expected to pop-up early this afternoon over the northern PA mountains and push southeast in the mid to late afternoon. At the same…
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Posted by By Lead Forecaster Josh Adams July 21, 2021
Flash Flooding a Concern for Saturday as Another 1-3″, Locally 5″ of Rain Likely + Second Half of July Forecast
Posted inFlash Flooding Heavy Rain

Flash Flooding a Concern for Saturday as Another 1-3″, Locally 5″ of Rain Likely + Second Half of July Forecast

July has gotten off to an incredible start in parts of Pennsylvania rainfall-wise, with northeast Philadelphia suburbs already over a foot of rain in two…
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Posted by By Lead Forecaster Josh Adams July 16, 2021
Scattered Strong Thunderstorms Expected Monday Thru Wednesday Around Pennsylvania + App Update Info
Posted inArticle Severe Weather

Scattered Strong Thunderstorms Expected Monday Thru Wednesday Around Pennsylvania + App Update Info

Believe it or not, we have rounded the bend in severe weather season and at the end of the peak. Sunday was a very active…
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Posted by By Lead Forecaster Josh Adams July 12, 2021
Gusty Storms Possible Across Much of Pennsylvania Sunday Afternoon into Late Evening
Posted inSevere Weather

Gusty Storms Possible Across Much of Pennsylvania Sunday Afternoon into Late Evening

A broken line of storms is expected to form out in front of a weak cold front sweeping through the region. Timing for this line…
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Posted by By Lead Forecaster Josh Adams June 12, 2021
More of Pennsylvania Now Under Risk of Strong to Severe Thunderstorms on Thursday (Future Radar Timing + Updated Map)
Posted inSevere Weather

More of Pennsylvania Now Under Risk of Strong to Severe Thunderstorms on Thursday (Future Radar Timing + Updated Map)

Scattered thunderstorms are expected to form ahead of a weak front Thursday afternoon, especially across the eastern half of the state. However, all of the…
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Posted by By Lead Forecaster Josh Adams June 2, 2021

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