SOUTH MOUNTAIN, PA 17261 Weather Forecast & Current Conditions

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HAGERSTOWN, MD
Current Weather

4:53 AM EDT APR 4, 2026
Broken Clouds
61°F
Feels Like: 61°F
Dewpoint: 57°F
Rel. Hum.: 87%
Visibility: 10 miles
Wind: E at 5 mph
Pressure: 30.12 inches
Last 72 hours

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SOUTH MOUNTAIN, PA 17261
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Partly sunny. Isolated showers this morning, then scattered showers and thunderstorms this afternoon. Unseasonably warm with highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 50 percent.
TONIGHT
Mostly cloudy. Scattered showers and thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Unseasonably mild. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
SUNDAY
Showers. Much cooler with highs in the mid 60s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.
SUNDAY NIGHT
Partly cloudy. Much cooler with lows in the upper 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
MONDAY
Mostly sunny. Highs in the mid 50s. West winds 10 to 15 mph with gusts up to 25 mph.
MONDAY NIGHT
Partly cloudy. Lows in the mid 30s.
TUESDAY
Sunny. Highs in the upper 40s.
TUESDAY NIGHT
Clear, colder with lows in the mid 20s.
WEDNESDAY
Sunny. Highs in the lower 50s.
WEDNESDAY NIGHT
Mostly clear. Lows in the mid 30s.
THURSDAY
Mostly sunny. Not as cool with highs in the mid 60s.
THURSDAY NIGHT
Mostly clear. Lows in the lower 40s.
FRIDAY
Sunny. Highs around 70.

Visible Weather Satellite
SOUTH MOUNTAIN, PA 17261
Infrared Weather Satellite
SOUTH MOUNTAIN, PA 17261
NEXRAD Weather Radar
SOUTH MOUNTAIN, PA 17261

HAGERSTOWN, MD 3 hourly weather forecast

weather forecast created  7:00 PM EST  4/ 3/2026
Saturday
4 APR 2026
SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 0 hours 1 AM 65° 65° Partly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 7% severe)
SSE   2 78% 58°
Low 62° SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 3 hours 4 AM 63° 64° Partly Cloudy S   1 81% 57°
High 83° SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 6 hours 7 AM 63° 64° Mostly Cloudy 21%
RAIN
<.01 in
0% Thunder
( 12% severe)
SSE   1 84% 58°

Partly Cloudy

Chance of Rain

SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 9 hours 10 AM 73° 73° Partly Cloudy S   5 64% 60°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 12 hours 1 PM 80° 81° Partly Cloudy 41%
RAIN
.5–1 in
0% Thunder
( 27% severe)
S   10 51% 60°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 15 hours 4 PM 80° 81° Partly Cloudy S   13 49% 59°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 18 hours 7 PM 75° 75° Partly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 10% severe)
S   13 55% 58°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 1, 21 hours 10 PM 71° 71° Partly Cloudy S   13 63% 58°
Sunday
5 APR 2026
SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 0 hours 1 AM 69° 69° Partly Cloudy 69%
RAIN
***
0% Thunder
( 8% severe)
S   13 68% 58°
Low 61° SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 3 hours 4 AM 67° 67° Partly Cloudy S   14 73% 58°
High 67° SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 6 hours 7 AM 65° 65° Mostly Cloudy 92%
RAIN
***
0% Thunder
( 6% severe)
WSW   14 81% 59°

Mostly Cloudy

Rain

SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 9 hours 10 AM 62° 60° Mostly Cloudy W   13 72% 53°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 12 hours 1 PM 61° 59° Mostly Cloudy 18%
RAIN
.01–.1 in
0% Thunder
( 0% severe)
W   16 58% 46°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 15 hours 4 PM 61° 58° Mostly Cloudy WNW   17 46% 40°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 18 hours 7 PM 54° 50° Partly Cloudy 1%

0% Thunder
( 0% severe)
WNW   15 48% 35°
SOUTH MOUNTAIN, PA 17261 weather forecast Day 2, 21 hours 10 PM 49° 44° Partly Cloudy NW   13 52% 32°

HAGERSTOWN, MD extended weather forecast

Monday
6 APR 2026
Tuesday
7 APR 2026
Wednesday
8 APR 2026
Thursday
9 APR 2026
Friday
10 APR 2026
Low 39° Low 37° Low 26° Low 37° Low 49°
High 59° High 49° High 51° High 64° High 73°
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
Partly Cloudy
25% Rain
Partly Cloudy
11% Rain/Snow
Clear
9% Rain/Snow
Partly Cloudy
26% Rain
Mostly Cloudy
27% Rain
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