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Freeze Warning FREEZE WARNING - 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: @ 17-Oct-2026 6:59pm  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 47.8, Max: 61.3, Min: 47.8 47.8°F
Colder 3.1°F than last hour.

Cool

Feels like: 48°F

  Today Yesterday
High: 61.3°F
12:00am 		73.2°F
4:13pm
Low: 47.8°F
6:58pm 		58.1°F
4:03am
Wind from NNW NNW
2
Gust:
 17 mph
1 Bft - Light air
Today: 24 mph 3:26pm
Gust Month: 24.0 mph October 17
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0.13 in
This Month: 2.5 in
Yearly Total: 39.16 in
Sunday

Sunday: Widespread Frost then Sunny
Widespread Frost then Sunny
Humidity & Barometer Almanac Moon
Humidity: 55 % Increased 6.0% since last hour.
Dew Point: 32.5°F Increased 0.1°F since last hour.
Barometer: 30.32 inHg Rising 0.03 inHg/hr
Baro Trend: Rising Slowly
Sunrise: 7:15am
Sunset: 6:23pm
Moonrise: 2:01pm
Moonset: 11:07pm
Waxing Crescent
Waxing Crescent, Moon at 7 days in cycle
43%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 3.3 @ 1:15pm
0 W/m2 (0 %)
High: 793 @  2:52pm
 NWS Weather Forecast  - Outlook: Tonight & Sunday
Tonight

Tonight: Mostly Clear then Widespread Frost
Mostly Clear then Widespread Frost

Lo 32 °F		 NWS forecast: Widespread frost after 1am. Mostly clear, with a low around 32. North wind 10 to 15 mph, with gusts as high as 30 mph.
Davis VP+ forecast: Mostly clear with little temperature change.
 
Sunday

Sunday: Widespread Frost then Sunny
Widespread Frost then Sunny

Hi 57 °F		 NWS forecast: Widespread frost before 10am. Sunny, with a high near 57. Northeast wind 5 to 10 mph.