National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extreme Heat and Excessive Rainfall This Week

A significant heat wave continues for the Rockies, Northern Plains, and Great Lakes into the Mid-Atlantic, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. Excessive rainfall my bring life-threatening and locally catastrophic flash and urban flooding across portions of southwestern Texas through early Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Muir Army Air Field / Indiantown (KMUI)

Lat: 40.44°NLon: 76.56°WElev: 476ft.

Fair

80°F

27°C

Humidity 70%
Wind Speed SW 3 mph
Barometer 29.96 in (1014.3 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 15 Jul 12:55 am EDT
Extended Forecast for

Sand Hill PA

Heat Advisory July 15, 01:42am until July 15, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 15, 01:42am until July 15, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Overnight

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 97. Heat index values as high as 103. West wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. West wind 5 to 8 mph becoming calm after midnight.

    Low: 72 °F

    Partly Cloudy

  • Thursday

    Thursday: Widespread haze. Areas of smoke. Mostly sunny and hot, with a high near 95. Light west wind increasing to 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 95 °F

    Haze

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68. Northwest wind 3 to 8 mph.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 67. Chance of precipitation is 40%.

    Low: 67 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Mostly cloudy, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 73. West wind around 8 mph.
Wednesday
Mostly sunny and hot, with a high near 97. Heat index values as high as 103. West wind 7 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 72. West wind 5 to 8 mph becoming calm after midnight.
Thursday
Widespread haze. Areas of smoke. Mostly sunny and hot, with a high near 95. Light west wind increasing to 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Mostly clear, with a low around 68. Northwest wind 3 to 8 mph.
Friday
Mostly sunny, with a high near 91.
Friday Night
A chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 67. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Mostly cloudy, with a high near 88. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Sunday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Sunday Night
A chance of thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 89.
Monday Night
A chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 88. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sand Hill PA
 40.36°N 76.42°W (Elev. 597 ft)
Last Update:
9:55 pm EDT Jul 14, 2026
Forecast Valid:
1am EDT Jul 15, 2026-6pm EDT Jul 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation