WEEKEND WEATHER FORECAST #severe_weather - #Philadelphia #weather #PAwx #PhillyWx Severe Weather Possible Saturday Afternoon A series of disturbances with plenty of energy will converge on our general area on Saturday. Since this is being driven by two separate pieces of energy. buff.ly/1n96cLV

THIS WEEK’S WEATHER- #Philadelphia #weather #PAwx #PhillyWx #smoke Friday-Saturday Smoke Update The dark skies this morning is predominantly due to heavy smoke, not cirrus clouds. When trying to see the sun through the smoke, the measurement that buff.ly/63rjfJ9

THIS WEEK’S WEATHER #Philadelphia #weather #PAwx #PhillyWx #smoke Friday -Sunday Outlook Skies finally clear of most cloudiness on Friday, but the smoke will hang tight. Here's this afternoon's 18z HRRR-smoke forecast for Friday afternoon. There will be some short-lived — … buff.ly/63rjfJ9

THIS WEEK’S WEATHER #Philadelphia #weather #PAwx #PhillyWx #smoke Thursday Update The current smoke conditions are as bad as had been expected. They should moderate a bit during the day, but still in the hazardous zone. (Total smoke now is estimated to be 120-184… buff.ly/63rjfJ9

THIS WEEK’S WEATHER - #Philadelphia #weather #PAwx #PhillyWx Thursday through Saturday Outlook A wind shift line is moving through Philadelphia right now; winds will shift from the southwest to the north-northwest. Somewhat less hot air arrives for Thursday.. very smokey air … buff.ly/63rjfJ9

THIS WEEK’S WEATHER #commentary #tvweather - #Philadelphia #weather #PAwx #PhillyWx Wednesday Update The smoke/haze will reduce the expected high temperatures today, especially north and west of the city. The airport (who lives at the airport?) may still just reach 100º but — … buff.ly/63rjfJ9

THIS WEEK’S WEATHER #Philadelphia #weather #PAwx #PhillyWx Big Forecast Changes There has been a significant change in the forecast which includes the effects of wildfire smoke from Canada. First, wildfires in Canada along with a weak cold front dropping from the north may reduce … buff.ly/63rjfJ9

THIS WEEK’S WEATHER #commentary #tvweather - #Philadelphia #weather #PAwx #PhillyWx #AllstarGame All Star Game - Philadelphia Temperatures for the All Star Game at Citizen's Bank Park this evening at 8 PM: At 11 PM, the temperature will have dropped to 81º with Heat index of 83º… buff.ly/63rjfJ9

THIS WEEK’S WEATHER #commentary #tvweather - #Philadelphia #weather #PAwx #PhillyWx Tuesday-Wednesday Update As forecast, the edge of the heat dome is just entering our area this morning. The “576 thickness” is an excellent proxy for the edge of the heat dome— … buff.ly/63rjfJ9

THIS WEEK’S WEATHER #commentary #tvweather - #Philadelphia #weather #PAwx #PhillyWx Monday Update The edge of the heat dome, as captured by the 576 thickness contour, continues to push eastward from the upper Midwest.… buff.ly/63rjfJ9

THIS WEEK’S WEATHER - #Philadelphia #weather #PAwx #PhillyWx Basically we have the heat dome punching through from the west (not from the south or southwest). Over the past day or so, all-time record high temperatures have been recorded in the Upper Plains. … buff.ly/jlJgmiA

WEEKEND WEATHER FORECAST - #Philadelphia #weather #PAwx #PhillyWx My experiment with the HRRR, despite an excellent surface parameter match with the RTMA, showed the HRRR to be wrong about the thunderstorms today. It's reassuring that our newest model, the RRFS, while over … buff.ly/8HfWz9P

WEEKEND WEATHER FORECAST - #Philadelphia #weather #PAwx #PhillyWx Saturday Forecast Update There appeared to be no question about the showers and storms expected to develop here during the mid afternoon. However, this morning's HRRR casts serious doubt on this forecast. … buff.ly/8HfWz9P

WEEKEND WEATHER FORECAST - #Philadelphia #weather #PAwx #PhillyWx For Friday evening/night, there are thunderstorms to our west, but a strong area of downward vertical motion (omega) over the city will cause these storms do dissipate by 8 PM. … buff.ly/V0RcE5G

THIS WEEK’S WEATHER - #Philadelphia #weather #PAwx #PhillyWx Friday Forecast Update For today, Friday, high temperatures will range from 88º (Blue Bell) to 90º (KPHL). It will very humid with dew points in the low 70s. Sunshine through high cirrus clouds this morning. … buff.ly/FC4rhGX

THIS WEEK’S WEATHER - #Philadelphia #weather #PAwx #PhillyWx Muggy Friday Some clearing is expected and by Friday morning we should see sunshine through thin high clouds. What will be apparent will be the heat and humidity. While temperatures will 'only' be in the mid to upper. … buff.ly/FC4rhGX

THIS WEEK’S WEATHER - #Philadelphia #weather #PAwx #PhillyWx Thursday Update A few light sprinkles moved through some areas earlier. Additional storms and triggers for storm formation are in the pipeline. A … buff.ly/FC4rhGX

THIS WEEK'S WEATHER #Philadelphia #weather #PAwx #PhillyWx Thursday Forecast Over the past couple of days, I've used water vapor (WV) images (with RAP model overlay) to show the advance of very moist air and higher temperatures back into our area. buff.ly/E0R4GKQ

THIS WEEK’S WEATHER - #Philadelphia #weather #PAwx #PhillyWx Wednesday through Friday Outlook From Thursday through Saturday, things become unsettled with not much model agreement regarding the advance of very hot air now in the Southeastern US. Some models have the boundary of. … buff.ly/FC4rhGX

THIS WEEK’S WEATHER - #Philadelphia #weather #PAwx #PhillyWx Tuesday - Wednesday Outlook For today, Tuesday, a few widely scattered showers in the morning, then clouds should thin enough by noon or 1 PM to allow some sunshine through clouds, especially from the city and …https://buff.ly/FC4rhGX

THIS WEEK’S WEATHER - #Philadelphia #weather #PAwx #PhillyWx Monday Posted Monday 07/06/26 @ 9:48 AM — Rain continues to develop this morning due to a convergence of thermal level winds at mid levels— … buff.ly/FC4rhGX

THIS WEEK’S WEATHER -#Philadelphia #weather #PAwx #PhillyWx Severe Weather Likely Sunday Evening The periphery of the “heat dome” (as captured by the 760 thickness line) will be slipping slowly south of our area tonight. Strong waves and impulses are moving along this periphery buff.ly/n9HUHvb

WEEKEND WEATHER FORECAST - #Philadelphia #weather #PAwx #PhillyWx For today, the big question is the amount of cloud cover and how early any thunderstorms will develop. (A slowly moving front is moving south over us tonight with the edge of the heat dome (760 thickness line) moving… buff.ly/UwyUHPm

WEEKEND WEATHER FORECAST #Philadelphia #weather #PAwx #PhillyWx Lightning or Fireworks? The big question is the rain and thunderstorm threat for the afternoon and evening. Several models suggest that the immediate PHL area will be in a relative doughnut hole of … buff.ly/KnrqG6o

WEEKEND WEATHER FORECAST -#Philadelphia #weather #PAwx #PhillyWx Another hot day is expected on Saturday while a high pressure system tries to move southward, slowly pushing the extremely hot air mass (with the heat boundary defined here as the 760 thickness line) to our south— … buff.ly/LKOzB9d

THIS WEEK’S WEATHER #heatwave #Philadelphia #weather #PAwx #PhillyWx Friday Update First, I want to address the discrepancy between my reported high of 102º yesterday and the actual official 103º high for Thursday. I emailed the NOAA Mount Holly office inquiring … buff.ly/k2cwcAA

THIS WEEK’S WEATHER #heatwave- #Philadelphia #weather #PAwx #PhillyWx Friday Forecast For Friday, I'm sticking with the Model Blend (NBM model) which has performed the best over the past three days. (The ECMWF has been forecasting max temps that are too high. … buff.ly/k2cwcAA

THIS WEEK’S WEATHER #heatwave- #Philadelphia #weather #PAwx #PhillyWx Thursday Forecast Update Today's forecast high temperatures remain unchanged from yesterday. Actual Temps, not Heat Index. … buff.ly/k2cwcAA

THIS WEEK’S WEATHER #heatwave- #Philadelphia #weather #PAwx #PhillyWx Today's high at PHL airport was 97º. (The Model Blend forecast for today was for 97.7º± 2.2º The ECMWF forecast was for 97.1º) Dew points were in the mid 70s, making it feel much hotter. … buff.ly/k2cwcAA

Last night's models continue with the similar temperature forecasts as previous runs; the trend is for somewhat hotter Friday and Saturday than Thursday! A comment asked about heat relief from rain/thunderstorms. Water Vapor image shows any upper/mid-level 'triggers' (upper level buff.ly/KKEkyoU