Southwest, PA Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Southwest, PA in one place.
Partly sunny, with a high near 69. South wind around 2 mph.
Local Weather Overview
This forecast page for Southwest, PA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Nov 1, 2026 11:02 PM EST.
The active forecast window currently covers Nov 2 to Nov 8, 2026 for Southwest, PA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 2 to Nov 8, 2026
- Latest sync
- Nov 1, 2026 11:02 PM EST
- Forecast office
- PBZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Southwest
Wednesday looks like the warmest upcoming period in Southwest at 75 degrees F.
Saturday Night is the coolest period ahead with temperatures near 40 degrees F.
The strongest winds are forecast for Wednesday Night at about 7 to 12 mph SE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 1, 2026 11:02 PM EST
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- PBZ
- Radar station
- KPBZ
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 48. South wind around 3 mph.
Sunny, with a high near 74. South wind 0 to 3 mph.
Mostly clear, with a low around 50. Southeast wind 3 to 7 mph.
Mostly sunny, with a high near 75.
Rain after 7pm. Mostly cloudy, with a low around 59. Chance of precipitation is 80%.
Rain. Mostly cloudy, with a high near 70. Chance of precipitation is 80%.
A chance of rain. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
A chance of rain. Mostly cloudy, with a high near 64. Chance of precipitation is 50%.
A chance of rain. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
A slight chance of rain. Mostly cloudy, with a high near 58.
A slight chance of rain before 7pm. Mostly cloudy, with a low around 40.
Partly sunny, with a high near 59.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Nov 2
|
Partly Sunny
|
69°F |
2 mph
S
|
|
Monday Night
Nov 2
|
Partly Cloudy
|
48°F |
3 mph
S
|
|
Tuesday
Nov 3
|
Sunny
|
74°F |
0 to 3 mph
S
|
|
Tuesday Night
Nov 3
|
Mostly Clear
|
50°F |
3 to 7 mph
SE
|
|
Wednesday
Nov 4
|
Mostly Sunny
|
75°F |
5 to 9 mph
SE
|
|
Wednesday Night
Nov 4
|
Light Rain
|
59°F |
7 to 12 mph
SE
|
|
Thursday
Nov 5
|
Light Rain
|
70°F |
7 to 10 mph
S
|
|
Thursday Night
Nov 5
|
Chance Light Rain
|
54°F |
6 mph
SW
|
|
Friday
Nov 6
|
Chance Light Rain
|
64°F |
3 to 8 mph
SW
|
|
Friday Night
Nov 6
|
Chance Light Rain
|
46°F |
6 mph
W
|
|
Saturday
Nov 7
|
Slight Chance Light Rain
|
58°F |
3 to 8 mph
W
|
|
Saturday Night
Nov 7
|
Slight Chance Light Rain then Mostly Cloudy
|
40°F |
2 to 6 mph
W
|
|
Sunday
Nov 8
|
Partly Sunny
|
59°F |
2 to 7 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Southwest.