National Weather Service

Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

22°C

71°F

Humidity	73%
Wind Speed	SW 13 km/h
Barometer	1019.9 mb (30.18 in)
Dewpoint	17°C (62°F)
Visibility	16 km
Last update	22 Jun 5:54 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Jerome PA

Heat Advisory June 22, 06:29am until June 22, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory June 22, 06:29am until June 22, 08:00pm
NOW until 8:00pm Sat
Heat Advisory
Today
High: 32 °C
Areas Fog
then Mostly
Sunny
Tonight
Low: 21 °C
Partly Cloudy
Sunday
High: 29 °C
Slight Chance
T-storms then
T-storms
Likely
Sunday Night
Low: 17 °C
T-storms
Likely then
Showers
Likely
Monday
High: 26 °C
Chance
Showers
Monday Night
Low: 13 °C
Mostly Clear
then Patchy
Fog
Tuesday
High: 29 °C
Patchy Fog
then Sunny
Tuesday Night
Low: 18 °C
Partly Cloudy

Detailed Forecast

Today

Areas of fog before 7am. Otherwise, mostly sunny, with a high near 32. Light and variable wind becoming west 6 to 11 km/h in the morning.

Tonight

Partly cloudy, with a low around 21. Calm wind.

Sunday

A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Partly sunny, with a high near 29. Southwest wind 11 to 16 km/h increasing to 18 to 23 km/h in the afternoon. Winds could gust as high as 37 km/h. Chance of precipitation is 70%. New rainfall amounts between 2.5 and 5 mm possible.

Sunday Night

Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 17. West wind 10 to 13 km/h. Chance of precipitation is 70%. New rainfall amounts between 2.5 and 5 mm possible.

Monday

A chance of showers, mainly before 8am. Mostly sunny, with a high near 26. Northwest wind 11 to 16 km/h, with gusts as high as 32 km/h. Chance of precipitation is 30%. New precipitation amounts of less than 1 mm possible.

Monday Night

Patchy fog after 2am. Otherwise, mostly clear, with a low around 13.

Tuesday

Patchy fog before 8am. Otherwise, sunny, with a high near 29.

Tuesday Night

Partly cloudy, with a low around 18.

Wednesday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 31. Chance of precipitation is 50%.

Wednesday Night

A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 17. Chance of precipitation is 60%.

Thursday

A chance of showers. Mostly sunny, with a high near 27. Chance of precipitation is 30%.

Thursday Night

Mostly clear, with a low around 13.

Friday

Sunny, with a high near 28.