
Showers and Thunderstorms from the Southern Plains into the Ohio Valley; Record Warmth in the Central U.S.
Heavy rain and widely scattered severe storms are expected over portions of the central and southern Plains into the Ohio Valley. Unseasonable warmth will continue for a few more days across the Midwest, Southeast, and Mid-Atlantic where several daily record highs could fall. Read More >
Hazardous Weather Conditions
Current conditions at
Pittsburgh/Butler Regional Airport (KBTP)
Lat: 40.78°NLon: 79.96°WElev: 1248ft.
Fair
51°F
11°C
| Humidity | 96% |
| Wind Speed | NE 5 mph |
| Barometer | 30.19 in (1022.5 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Wind Chill | 49°F (9°C) |
| Last update | 15 Oct 3:56 am EDT |
Extended Forecast for
Karns City PA
Today

High: 68 °F
Increasing
CloudsTonight
Low: 60 °F
Scattered
Showers then
ShowersFriday

High: 70 °F⇓
Showers
Friday Night

Low: 36 °F
Showers
LikelySaturday

High: 50 °F
Mostly Sunny
Saturday Night

Low: 30 °F
Frost
Sunday

High: 58 °F
Frost then
SunnySunday Night

Low: 33 °F
Clear
Monday

High: 62 °F
Sunny
Detailed Forecast
Today
Increasing clouds, with a high near 68. Northeast wind 5 to 7 mph becoming southeast in the afternoon.
Tonight
Showers and thunderstorms before 5am, then scattered showers. Low around 60. Southeast wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms before 5pm, then showers likely. Temperature rising to near 70 by 11am, then falling to around 58 during the remainder of the day. Southwest wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely before 2am. Mostly cloudy, with a low around 36. North wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 50. North wind 9 to 11 mph, with gusts as high as 23 mph.
Saturday Night
Widespread frost, mainly after 2am. Otherwise, clear, with a low around 30.
Sunday
Widespread frost before 8am. Otherwise, sunny, with a high near 58.
Sunday Night
Clear, with a low around 33.
Monday
Sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Sunny, with a high near 64.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Karns City PA
40.99°N 79.73°W (Elev. 1243 ft)
40.99°N 79.73°W (Elev. 1243 ft)
2:21 am EDT Oct 15, 2026
4am EDT Oct 15, 2026-6pm EDT Oct 21, 2026



