Dangerous Heat Wave Continues; Areas of Severe Thunderstorms Today

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing on the eastern U.S. through the Independence Day weekend. Peak heat indices of up to 115 degrees are possible. Strong to severe thunderstorms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians today. Read More >

Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

86°F

30°C

Humidity	53%
Wind Speed	W 8 mph
Barometer	30.19 in (1020.1 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Heat Index	89°F (32°C)
Last update	2 Jul 1:54 pm EDT

More Information:

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

Extended Forecast for

3 Miles WSW Salix-Beauty Line Park PA

Heat Advisory July 2, 02:40pm until July 3, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory July 2, 02:40pm until July 3, 08:00pm
NOW until 8:00pm Fri
Heat Advisory
This Afternoon
High: 91 °F
Sunny
Tonight
Low: 72 °F
Mostly Clear
Friday
High: 89 °F
Sunny then
Slight Chance
T-storms
Friday Night
Low: 70 °F
Partly Cloudy
then Slight
Chance
T-storms
Independence Day
High: 86 °F
Mostly Sunny
then Chance
T-storms
Saturday Night
Low: 66 °F
Chance
T-storms
Sunday
High: 82 °F
Chance
Showers then
T-storms
Sunday Night
Low: 65 °F
T-storms then
Showers
Likely

Detailed Forecast

This Afternoon

Sunny, with a high near 91. West wind around 8 mph.

Tonight

Mostly clear, with a low around 72. West wind 3 to 6 mph.

Friday

A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. Light west wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 20%.

Friday Night

A slight chance of showers and thunderstorms between 1am and 2am. Partly cloudy, with a low around 70. West wind 3 to 6 mph. Chance of precipitation is 20%.

Independence Day

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. West wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday

A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 80%.

Sunday Night

Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 65. Chance of precipitation is 80%.

Monday

A chance of showers, then showers and thunderstorms likely after 8am. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.

Monday Night

Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

Tuesday

A chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 40%.

Tuesday Night

A chance of thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.