


Hazardous Weather Conditions
Current conditions at
Pittsburgh/Butler Regional Airport (KBTP)
Lat: 40.78°NLon: 79.96°WElev: 1248ft.
Fair
85°F
29°C
Humidity | 68% |
Wind Speed | NW 3 mph |
Barometer | 30.07 in (1017.8 mb) |
Dewpoint | 73°F (23°C) |
Visibility | 10.00 mi |
Heat Index | 92°F (33°C) |
Last update | 15 Jul 6:56 pm EDT |
Extended Forecast for
Arnold PA
Tonight
Low: 71 °F
Mostly Cloudy
then Patchy
FogWednesday
High: 86 °F
Slight Chance
T-storms and
Areas Fog
then T-stormsWednesday Night
Low: 71 °F
T-storms
Likely then
Showers
LikelyThursday
High: 87 °F
Chance
T-storms then
T-stormsThursday Night
Low: 67 °F
T-storms then
Showers
LikelyFriday
High: 80 °F
Chance
Showers then
Chance
T-stormsFriday Night
Low: 64 °F
Chance
T-storms and
Patchy Fog
then Patchy
FogSaturday
High: 84 °F
Areas Fog
then Chance
T-stormsSaturday Night
Low: 68 °F
Chance
T-storms then
Showers
Likely
Detailed Forecast
Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 71. Calm wind.
Wednesday
Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. Areas of fog before 9am. High near 86. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and thunderstorms likely before 5am, then a chance of showers. Mostly cloudy, with a low around 71. Southwest wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 87. Southwest wind 6 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm before 2am, then a slight chance of showers. Low around 67. West wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 8am. Mostly cloudy, with a high near 80. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of thunderstorms before 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms after 2pm. Areas of fog before 9am. Otherwise, partly sunny, with a high near 84. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm. Patchy fog. Otherwise, mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms. Patchy fog. Otherwise, partly sunny, with a high near 84. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Patchy fog. Otherwise, partly cloudy, with a low around 64. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Arnold PA
40.59°N 79.76°W (Elev. 1001 ft)
40.59°N 79.76°W (Elev. 1001 ft)
7:16 pm EDT Jul 15, 2025
7pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025