MARTINSBURG, PA 16662 Weather Forecast & Current Conditions

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ALTOONA, PA
Current Weather

8:53 PM EDT AUG 21, 2026
Clear
59°F
Feels Like: 60°F
Dewpoint: 57°F
Rel. Hum.: 93%
Visibility: 10 miles
Wind: SE at 3 mph
Pressure: 30.10 inches
Last 72 hours

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MARTINSBURG, PA 16662
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear this evening, then partly cloudy with a slight chance of showers after midnight. Lows in the upper 50s. East winds around 5 mph. Chance of rain 20 percent.
SATURDAY
Partly sunny in the morning, then becoming mostly cloudy. A chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 70s. Southeast winds 5 to 10 mph. Chance of rain 50 percent.
SATURDAY NIGHT
A chance of thunderstorms in the evening. Showers. Lows in the lower 60s. South winds around 5 mph. Chance of rain 80 percent.
SUNDAY
Partly sunny. Showers likely, mainly in the morning. Highs in the mid 70s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 60 percent.
SUNDAY NIGHT
Partly cloudy with a chance of showers in the evening, then mostly clear after midnight. Lows in the mid 50s. West winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 40 percent.
MONDAY
Mostly sunny. Highs in the lower 70s.
MONDAY NIGHT
Mostly clear. Lows in the lower 50s.
TUESDAY
Sunny. Highs in the mid 70s.
TUESDAY NIGHT
Mostly clear. Lows in the mid 50s.
WEDNESDAY
Mostly sunny. Highs in the upper 70s.
WEDNESDAY NIGHT
Mostly cloudy. Lows in the lower 60s.
THURSDAY
Partly sunny. A chance of showers in the afternoon. Humid with highs in the upper 70s. Chance of rain 50 percent.
THURSDAY NIGHT
Partly cloudy. A chance of showers in the evening. Humid with lows in the lower 60s. Chance of rain 50 percent.

Visible Weather Satellite
MARTINSBURG, PA 16662
Infrared Weather Satellite
MARTINSBURG, PA 16662
NEXRAD Weather Radar
MARTINSBURG, PA 16662

ALTOONA, PA 3 hourly weather forecast

weather forecast created  8:00 AM EDT  8/21/2026
Friday
21 AUG 2026
MARTINSBURG, PA 16662 weather forecast Day 1, 12 hours 2 PM 74° 74° Clear 0%

0% Thunder
( 1% severe)
E   2 53% 56°
High 77° MARTINSBURG, PA 16662 weather forecast Day 1, 15 hours 5 PM 76° 78° Clear   CALM 52% 57°
Clear



MARTINSBURG, PA 16662 weather forecast Day 1, 18 hours 8 PM 67° 67° Clear 0%

0% Thunder
( 2% severe)
E   2 75% 59°
MARTINSBURG, PA 16662 weather forecast Day 1, 21 hours 11 PM 61° 62° Clear   CALM 90% 58°
Saturday
22 AUG 2026
MARTINSBURG, PA 16662 weather forecast Day 2, 0 hours 2 AM 59° 60° Partly Cloudy 26%
RAIN
.25–.5 in
0% Thunder
( 6% severe)
  CALM 93% 57°
Low 55° MARTINSBURG, PA 16662 weather forecast Day 2, 3 hours 5 AM 59° 60° Partly Cloudy   CALM 90% 56°
High 75° MARTINSBURG, PA 16662 weather forecast Day 2, 6 hours 8 AM 61° 62° Mostly Cloudy 59%
RAIN
***
0% Thunder
( 14% severe)
  CALM 97% 60°

Mostly Cloudy

Rain Likely

MARTINSBURG, PA 16662 weather forecast Day 2, 9 hours 11 AM 69° 69° Mostly Cloudy SE   6 84% 64°
MARTINSBURG, PA 16662 weather forecast Day 2, 12 hours 2 PM 72° 72° Mostly Cloudy 48%
RAIN
.5–1 in
0% Thunder
( 43% severe)
SSE   7 81% 66°
MARTINSBURG, PA 16662 weather forecast Day 2, 15 hours 5 PM 73° 73° Mostly Cloudy SE   7 79% 66°
MARTINSBURG, PA 16662 weather forecast Day 2, 18 hours 8 PM 68° 68° Mostly Cloudy 64%
RAIN
.5–1 in
0% Thunder
( 32% severe)
SE   5 93% 66°
MARTINSBURG, PA 16662 weather forecast Day 2, 21 hours 11 PM 64° 65° Mostly Cloudy S   5 100% 64°
Sunday
23 AUG 2026
MARTINSBURG, PA 16662 weather forecast Day 3, 0 hours 2 AM 63° 64° Mostly Cloudy 9%

0% Thunder
( 6% severe)
SSW   3 100% 63°
Low 59° MARTINSBURG, PA 16662 weather forecast Day 3, 3 hours 5 AM 62° 62° Mostly Cloudy SW   6 100% 62°
High 74° MARTINSBURG, PA 16662 weather forecast Day 3, 6 hours 8 AM 63° 63° Mostly Cloudy 5%

0% Thunder
( 9% severe)
W   6 100% 63°

Partly Cloudy



MARTINSBURG, PA 16662 weather forecast Day 3, 9 hours 11 AM 69° 69° Partly Cloudy W   10 78% 62°
MARTINSBURG, PA 16662 weather forecast Day 3, 15 hours 2 PM 72° 72° Partly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 12% severe)
W   13 68% 61°
MARTINSBURG, PA 16662 weather forecast Day 3, 18 hours 5 PM 72° 72° Partly Cloudy W   13 64% 59°
MARTINSBURG, PA 16662 weather forecast Day 3, 21 hours 8 PM 65° 65° Partly Cloudy     W   8 78% 58°

ALTOONA, PA extended weather forecast

Monday
24 AUG 2026
Tuesday
25 AUG 2026
Wednesday
26 AUG 2026
Thursday
27 AUG 2026
Friday
28 AUG 2026
Low 53° Low 53° Low 57° Low 64° Low 61°
High 76° High 79° High 80° High 78° High 79°
MARTINSBURG, PA 16662 weather forecast Day 4 MARTINSBURG, PA 16662 weather forecast Day 5 MARTINSBURG, PA 16662 weather forecast Day 6 MARTINSBURG, PA 16662 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
24% Rain
Partly Cloudy
21% Rain
Partly Cloudy
37% Rain
Overcast
68% Rain
Mostly Cloudy
54% Rain
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