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Heat Advisory HEAT ADVISORY - Chester County
Air Quality Alert AIR QUALITY ALERT - Chester County  - Lancaster County

NWS Northeast Regional Radar WU North East Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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Updated: @ 18-May-2026 11:42pm  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 76.6, Max: 94.5, Min: 61.0 76.6°F
Colder 0.8°F than last hour.

Comfortable

Feels like: 77°F

  Today Yesterday
High: 94.5°F
3:19pm 		87.4°F
4:45pm
Low: 61°F
5:59am 		61.2°F
5:44am
Wind from S S
2
Gust:
 7 mph
1 Bft - Light air
Today: 16.1 mph 4:38pm
Gust Month: 25.1 mph May 08
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
This Month: 1.14 in
Yearly Total: 9.01 in
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
Humidity & Barometer Almanac Moon
Humidity: 74 % Increased 2.0% since last hour.
Dew Point: 67.6°F  
Barometer: 30.11 inHg Falling 0.01 inHg/hr
Baro Trend: Steady
Sunrise: 5:44am
Sunset: 8:16pm
Moonrise: 6:52am
Moonset: 11:05pm
Waxing Crescent
Waxing Crescent, Moon at 3 days in cycle
8%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 6.8 @ 12:58pm
0 W/m2 (0 %)
High: 937 @  1:21pm
 NWS Weather Forecast  - Outlook: Tonight & Tuesday
Tonight

Tonight: Mostly Clear
Mostly Clear

Lo 66 °F		 NWS forecast: Mostly clear, with a low around 66. South wind 5 to 10 mph.
Davis VP+ forecast: Mostly clear with little temperature change.
 
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny

Hi 91 °F		 NWS forecast: Mostly sunny, with a high near 91. Southwest wind 5 to 15 mph.