MARTINSBURG, PA 16662 Weather Forecast & Current Conditions

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ALTOONA, PA
Current Weather

7:53 AM EDT AUG 20, 2026
Overcast
Mist
66°F
Feels Like: 66°F
Dewpoint: 64°F
Rel. Hum.: 93%
Visibility: 3 miles
Wind: Calm
Pressure: 30.01 inches
Last 72 hours

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MARTINSBURG, PA 16662
Weather Forecast

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Snow Depth pages
TODAY
Showers with a chance of thunderstorms this morning, then showers with a slight chance of thunderstorms this afternoon. Some thunderstorms may produce gusty winds and heavy rainfall. Locally heavy rainfall possible this morning. Highs in the lower 70s. Northeast winds around 5 mph. Chance of rain near 100 percent.
TONIGHT
Mostly cloudy. Patchy fog after midnight. Lows in the upper 50s. North winds around 5 mph.
FRIDAY
Patchy dense fog in the morning. Sunny. Highs in the mid 70s. Northeast winds around 5 mph, becoming east around 5 mph in the afternoon.
FRIDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Patchy fog after midnight. Lows in the lower 60s. East winds around 5 mph. Chance of rain 50 percent.
SATURDAY
Mostly cloudy. Patchy fog in the morning. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. Southeast winds around 5 mph, becoming south in the afternoon. Chance of rain 80 percent.
SATURDAY NIGHT
Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows around 60. Chance of rain 80 percent.
SUNDAY
Mostly sunny. Highs in the mid 70s.
SUNDAY NIGHT
Partly cloudy with a chance of showers in the evening, then mostly clear after midnight. Lows in the mid 50s. Chance of rain 40 percent.
MONDAY
Mostly sunny. Highs in the mid 70s.
MONDAY NIGHT
Mostly clear. Lows in the mid 50s.
TUESDAY
Mostly sunny. Highs in the upper 70s.
TUESDAY NIGHT
Partly cloudy. Lows in the upper 50s.
WEDNESDAY
Mostly sunny. Highs around 80.

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 PM EDT  8/19/2026
Thursday
20 AUG 2026
MARTINSBURG, PA 16662 weather forecast Day 1, 0 hours 2 AM 65° 65° Mostly Cloudy 68%
RAIN
***
0% Thunder
( 17% severe)
  CALM 97% 64°
Low 64° MARTINSBURG, PA 16662 weather forecast Day 1, 3 hours 5 AM 65° 65° Mostly Cloudy   CALM 97% 64°
High 72° MARTINSBURG, PA 16662 weather forecast Day 1, 6 hours 8 AM 65° 65° Mostly Cloudy 93%
RAIN
***
0% Thunder
( 26% severe)
  CALM 100% 65°

Mostly Cloudy

Rain

MARTINSBURG, PA 16662 weather forecast Day 1, 9 hours 11 AM 68° 68° Mostly Cloudy NE   2 97% 67°
MARTINSBURG, PA 16662 weather forecast Day 1, 12 hours 2 PM 68° 68° Mostly Cloudy 80%
RAIN
***
0% Thunder
( 22% severe)
NE   5 100% 68°
MARTINSBURG, PA 16662 weather forecast Day 1, 15 hours 5 PM 71° 71° Mostly Cloudy NA   5 84% 66°
MARTINSBURG, PA 16662 weather forecast Day 1, 18 hours 8 PM 67° 67° Mostly Cloudy 7%

0% Thunder
( 2% severe)
NNE   3 90% 64°
MARTINSBURG, PA 16662 weather forecast Day 1, 21 hours 11 PM 63° 64° Partly Cloudy   CALM 100% 63°
Friday
21 AUG 2026
MARTINSBURG, PA 16662 weather forecast Day 2, 0 hours 2 AM 61° 62° Mostly Cloudy 3%

0% Thunder
( 0% severe)
  CALM 100% 61°
Low 56° MARTINSBURG, PA 16662 weather forecast Day 2, 3 hours 5 AM 60° 61° Mostly Cloudy   CALM 100% 60°
High 76° MARTINSBURG, PA 16662 weather forecast Day 2, 6 hours 8 AM 61° 62° Mostly Cloudy 1%

0% Thunder
( 2% severe)
NNE   1 100% 61°

Partly Cloudy



MARTINSBURG, PA 16662 weather forecast Day 2, 9 hours 11 AM 70° 70° Partly Cloudy E   5 76% 62°
MARTINSBURG, PA 16662 weather forecast Day 2, 12 hours 2 PM 74° 74° Partly Cloudy 9%

0% Thunder
( 8% severe)
ESE   6 69% 63°
MARTINSBURG, PA 16662 weather forecast Day 2, 15 hours 5 PM 75° 75° Partly Cloudy ESE   5 69% 64°
MARTINSBURG, PA 16662 weather forecast Day 2, 18 hours 8 PM 70° 70° Mostly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 14% severe)
E   2 78% 63°
MARTINSBURG, PA 16662 weather forecast Day 2, 21 hours 11 PM 64° 66° Mostly Cloudy   CALM 97% 63°

ALTOONA, PA extended weather forecast

Saturday
22 AUG 2026
Sunday
23 AUG 2026
Monday
24 AUG 2026
Tuesday
25 AUG 2026
Wednesday
26 AUG 2026
Low 65° Low 62° Low 54° Low 51° Low 53°
High 75° High 74° High 73° High 76° High 78°
MARTINSBURG, PA 16662 weather forecast Day 3 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
Overcast
89% Rain
Mostly Cloudy
76% Rain
Partly Cloudy
22% Rain
Partly Cloudy
14% Rain
Partly Cloudy
25% Rain
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