Severe Weather in the Central Plains; Heavy Rainfall in the Tennessee Valley; Critical Fire Weather in the West

Scattered severe storms capable of large to very large hail, severe wind gusts, and a few tornadoes will be possible across the central Plains this evening. Heavy to excessive rainfall may bring a flooding threat from the Great Lakes to the Mid-South through tonight. Hot, dry and windy conditions will continue to bring a critical fire weather threat from the Southwest into the Great Basin. Read More >

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

62°F

17°C

Humidity	86%
Wind Speed	S 9 mph
Barometer	30.26 in (1023.7 mb)
Dewpoint	58°F (14°C)
Visibility	10.00 mi
Last update	9 Jun 12:54 am EDT

More Information:

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

Extended Forecast for

Johnstown PA

Overnight
Low: 60 °F
Mostly Cloudy
Tuesday
High: 83 °F
Mostly Cloudy
then Chance
T-storms
Tuesday Night
Low: 65 °F
Showers
Wednesday
High: 83 °F
Showers
Wednesday Night
Low: 68 °F
Showers then
Chance
Showers
Thursday
High: 85 °F
Slight Chance
T-storms then
T-storms
Likely
Thursday Night
Low: 68 °F
T-storms
Likely then
Chance
Showers
Friday
High: 84 °F
Chance
Showers then
Showers
Friday Night
Low: 60 °F
Showers then
Partly Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a low around 60. Southeast wind around 6 mph.

Tuesday

A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 65. South wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

Showers, with thunderstorms also possible after 11am. High near 83. West wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 68. West wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

A slight chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 85. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Showers and thunderstorms likely before 8pm, then a chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

Friday

A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 84. Chance of precipitation is 90%.

Friday Night

Showers and possibly a thunderstorm before 8pm. Low around 60. Chance of precipitation is 80%.

Saturday

Mostly sunny, with a high near 81.

Saturday Night

Mostly clear, with a low around 61.

Sunday

A chance of showers and thunderstorms. Mostly sunny, with a high near 82. Chance of precipitation is 40%.