Hazardous Weather Conditions
Current conditions at
Johnstown - Cambria County Airport (KJST)
Lat: 40.31°NLon: 78.83°WElev: 2274ft.
Partly Cloudy
82°F
28°C
| Humidity | 67% |
| Wind Speed | W 10 mph |
| Barometer | 30.21 in (1020.8 mb) |
| Dewpoint | 70°F (21°C) |
| Visibility | 10.00 mi |
| Heat Index | 86°F (30°C) |
| Last update | 2 Jul 10:54 am EDT |
Extended Forecast for
New Florence PA
Heat Advisory July 2, 11:13am until July 3, 10:00pm
NOW until 10:00pm Fri

Heat Advisory
Today

High: 93 °F
Hot
Tonight
Low: 73 °F
Mostly Clear
then Patchy
FogFriday
High: 93 °F
Areas Fog
then Mostly
SunnyFriday Night

Low: 73 °F
Chance
T-stormsIndependence Day
High: 93 °F
Mostly Sunny
then Showers
LikelySaturday Night
Low: 70 °F
Showers
Likely then
Chance
T-stormsSunday
High: 90 °F
Chance
Showers then
T-storms
LikelySunday Night
Low: 68 °F
T-storms
Likely then
Showers
Likely
Detailed Forecast
Today
Sunny and hot, with a high near 93. Heat index values as high as 101. West wind 3 to 6 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 73. Calm wind.
Friday
Areas of fog before 8am. Otherwise, sunny and hot, with a high near 93. Heat index values as high as 100. Calm wind becoming west 5 to 7 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Independence Day
Showers likely and possibly a thunderstorm after 2pm. Partly sunny and hot, with a high near 93. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers between 8am and 2pm, then showers and thunderstorms likely after 2pm. Partly sunny and hot, with a high near 90. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Monday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 86. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 8pm. Low around 66. Chance of precipitation is 80%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Tuesday Night
A chance of thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
New Florence PA
40.4°N 79.06°W (Elev. 1237 ft)
40.4°N 79.06°W (Elev. 1237 ft)
7:06 am EDT Jul 2, 2026
11am EDT Jul 2, 2026-6pm EDT Jul 8, 2026



