SOUTH MOUNTAIN, PA 17261 Weather Forecast & Current Conditions
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  17261 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

HAGERSTOWN, MD
Current Weather
1:53 AM EDT JUL 12, 2025
Clear
79°F
Feels Like: 82°F
Dewpoint: 72°F
Rel. Hum.: 79%
Visibility: 10 miles
Wind: Calm
Pressure: 30.04 inches
Last 72 hours

Local Area Snow Depth

Maryland Current Weather

Maryland MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  17261 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

SOUTH MOUNTAIN, PA 17261
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Mostly clear. Patchy fog. Lows in the upper 60s. Light and variable winds.
SATURDAY
Mostly sunny. Patchy fog in the morning. A chance of showers and thunderstorms in the afternoon. Hot with highs in the lower 90s. Light and variable winds, becoming south around 5 mph in the afternoon. Chance of rain 40 percent. Heat index values around 100.
SATURDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy after midnight. Warm with lows around 70. Southeast winds around 5 mph. Chance of rain 30 percent.
SUNDAY
Partly sunny with a chance of showers in the morning, then mostly cloudy with showers with thunderstorms likely in the afternoon. Very warm. Humid with highs in the upper 80s. South winds around 5 mph. Chance of rain 90 percent.
SUNDAY NIGHT
Showers with thunderstorms likely in the evening, then showers likely after midnight. Humid with lows in the upper 60s. South winds around 5 mph. Chance of rain 90 percent.
MONDAY
Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Humid. Very warm with highs in the upper 80s. Chance of rain 50 percent.
MONDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the upper 60s. Chance of rain 50 percent.
TUESDAY
Mostly sunny. Humid. Very warm with highs around 90.
TUESDAY NIGHT
Partly cloudy. Humid with lows in the upper 60s.
WEDNESDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Humid. Very warm with highs around 90. Chance of rain 40 percent.
WEDNESDAY NIGHT
Mostly cloudy. A chance of showers and thunderstorms in the evening. Humid, warm with lows in the lower 70s. Chance of rain 40 percent.
THURSDAY
Partly sunny. A chance of showers and thunderstorms in the afternoon. Humid, hot with highs in the lower 90s. Chance of rain 50 percent. Heat index values around 100.
THURSDAY NIGHT
A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Humid, warm with lows in the lower 70s. Chance of rain 50 percent.

  17261 WEATHER SATELLITE LOOPS
Visible Weather Satellite
SOUTH MOUNTAIN, PA 17261
Infrared Weather Satellite
SOUTH MOUNTAIN, PA 17261
  17261 WEATHER RADAR LOOP
NEXRAD Weather Radar
SOUTH MOUNTAIN, PA 17261
 MOS COMPUTER WEATHER FORECAST

HAGERSTOWN, MD 3 hourly weather forecast
weather forecast created  8:00 PM EDT  7/11/2025
Saturday
12 JUL 2025		 SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 0 hours 2 AM 76° 77° Clear 4%

 0% Thunder
( 9% severe)		 SSE   1 82% 70°
Low 73° SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 3 hours 5 AM 74° 74° Partly Cloudy E   1 87% 70°
High 92° SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 6 hours 8 AM 75° 75° Partly Cloudy 7%

 0% Thunder
( 13% severe)		 SW   1 87% 71°

Partly Cloudy

Chance of Rain

 SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 9 hours 11 AM 84° 90° Partly Cloudy S   2 67% 72°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 12 hours 2 PM 89° 95° Partly Cloudy 28%
RAIN
.01–.1 in		 0% Thunder
( 38% severe)		 S   5 56% 71°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 15 hours 5 PM 89° 94° Partly Cloudy SSE   6 54% 70°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 18 hours 8 PM 85° 91° Partly Cloudy 22%
RAIN
***		 0% Thunder
( 24% severe)		 SSE   6 65% 72°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 21 hours 11 PM 79° 82° Mostly Cloudy S   5 77% 71°
Sunday
13 JUL 2025		 SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 0 hours 2 AM 77° 78° Mostly Cloudy 12%
RAIN
<.01 in		 0% Thunder
( 11% severe)		 SSE   5 85% 72°
Low 74° SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 3 hours 5 AM 76° 76° Mostly Cloudy SSE   3 87% 72°
High 89° SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 6 hours 8 AM 76° 76° Mostly Cloudy 30%
RAIN
.25–.5 in		 0% Thunder
( 22% severe)		 S   3 87% 72°

Mostly Cloudy

Rain Likely

 SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 9 hours 11 AM 81° 85° Mostly Cloudy SSE   5 74% 72°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 12 hours 2 PM 85° 91° Mostly Cloudy 74%
RAIN
***		 0% Thunder
( 60% severe)		 SSE   6 65% 72°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 15 hours 5 PM 84° 90° Mostly Cloudy SSE   7 67% 72°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 18 hours 8 PM 81° 85° Mostly Cloudy 62%
RAIN
***		 0% Thunder
( 33% severe)		 S   5 74% 72°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 21 hours 11 PM 76° 76° Mostly Cloudy S   2 87% 72°

HAGERSTOWN, MD extended weather forecast
BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE
Low 73° Low 71° Low 70° Low 72° Low 73°
High 90° High 87° High 90° High 93° High 90°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 3 SOUTH MOUNTAIN, PA 17261 weather forecast Day 4 SOUTH MOUNTAIN, PA 17261 weather forecast Day 5 SOUTH MOUNTAIN, PA 17261 weather forecast Day 6 SOUTH MOUNTAIN, PA 17261 weather forecast Day 7
Mostly Cloudy
78% Rain		 Overcast
75% Rain		 Partly Cloudy
35% Rain		 Partly Cloudy
30% Rain		 Partly Cloudy
52% Rain
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