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Hurricane Isaias to Approach the Northern Gulf Coast on Friday

Isaias is expected to approach the northern Gulf Coast as a strong hurricane on Friday, bringing life-threatening storm surge, damaging winds, heavy rain, and severe thunderstorms across the region and Southeast into the weekend, with risks of flooding and tornadoes. Read More >

Current conditions at

Muir Army Air Field / Indiantown (KMUI)

Lat: 40.44°NLon: 76.56°WElev: 476ft.

A Few Clouds

73°F

23°C

Humidity 28%
Wind Speed W 9 mph
Barometer 29.92 in (1013.4 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 8 Oct 4:55 pm EDT
Extended Forecast for

Jonestown PA

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 47. West wind 5 to 10 mph becoming light in the evening.

    Low: 47 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 71. Light west wind becoming northwest 5 to 10 mph in the morning.

    High: 71 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 72. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 72 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. Light southeast wind.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain. High near 65. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 65 °F

    Rain

  • Sunday Night

    Sunday Night: Rain before 8pm, then showers, mainly after 8pm. Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    Rain

  • Columbus Day

    Columbus Day: Showers likely before 8am. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.

    High: 73 °F

    Showers
    Likely then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 47. West wind 5 to 10 mph becoming light in the evening.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 71. Light west wind becoming northwest 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 48. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 72. Calm wind becoming southeast around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 55. Light southeast wind.
Sunday
Rain. High near 65. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain before 8pm, then showers, mainly after 8pm. Low around 60. Chance of precipitation is 80%.
Columbus Day
Showers likely before 8am. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jonestown PA
 40.41°N 76.47°W (Elev. 482 ft)
Last Update:
2:21 pm EDT Oct 8, 2026
Forecast Valid:
5pm EDT Oct 8, 2026-6pm EDT Oct 15, 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