Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast

66°F

19°C

Humidity 93%
Wind Speed S 7 mph
Barometer 30.09 in (1017.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 29 Jun 2:54 am EDT
Extended Forecast for

4 Miles NW Imler PA

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Patchy Fog

  • Monday

    Monday: A slight chance of showers and thunderstorms after 1pm.  Patchy fog before 8am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 81. Light southeast wind.  Chance of precipitation is 20%.

    High: 81 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. Light south wind.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms between 2pm and 3pm.  Mostly sunny, with a high near 86. South wind 3 to 7 mph.  Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. Southwest wind 3 to 5 mph.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 62. Calm wind.
Monday
A slight chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 81. Light southeast wind. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 65. Light south wind.
Tuesday
A slight chance of showers and thunderstorms between 2pm and 3pm. Mostly sunny, with a high near 86. South wind 3 to 7 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 70. Southwest wind 3 to 5 mph.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 71.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 72.
Friday
Sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 71.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Imler PA
 40.29°N 78.61°W (Elev. 1778 ft)
3:21 am EDT Jun 29, 2026
3am EDT Jun 29, 2026-6pm EDT Jul 5, 2026
 
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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