MONTOURSVILLE, PA 17754 Weather Forecast & Current Conditions

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17754 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
WILLIAMSPORT, PA Current Weather
2:54 PM EDT JUN 29, 2026
Clear 88°F
Feels Like:	89°F
Dewpoint:	63°F
Rel. Hum.:	43%
Visibility:	10 miles
Wind:	S at 3 mph
Pressure:	30.08 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

17754 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	MONTOURSVILLE, PA 17754 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Mostly sunny. Very warm. Near steady temperature in the mid 80s. South winds around 5 mph.

TONIGHT
Partly cloudy. Lows in the mid 60s. South winds around 5 mph in the evening, becoming light and variable.

TUESDAY
Mostly sunny. Hot with highs in the upper 80s. South winds 5 to 10 mph.

TUESDAY NIGHT
Partly cloudy. Warm with lows around 70. South winds 5 to 10 mph.

WEDNESDAY
Mostly sunny. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Heat index values up to 105 in the afternoon.

WEDNESDAY NIGHT
Mostly clear. Humid, warm with lows in the lower 70s. Heat index values up to 105 early in the evening.

THURSDAY
Sunny . Very hot with highs in the upper 90s.

THURSDAY NIGHT
Mostly clear. Humid, warm with lows in the mid 70s. Heat index values around 100 early in the evening.

FRIDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Humid. Very hot with highs in the upper 90s. Chance of rain 50 percent.

FRIDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms in the evening. Humid, warm with lows in the lower 70s. Chance of rain 50 percent. Heat index values around 100 early in the evening.

INDEPENDENCE DAY
Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Humid, hot with highs in the lower 90s. Chance of rain 50 percent.

SATURDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A chance of thunderstorms in the evening. A chance of showers. Humid with lows in the upper 60s. Chance of rain 50 percent.

SUNDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs around 90. Chance of rain 40 percent.

17754 WEATHER SATELLITE LOOPS

Visible Weather Satellite
MONTOURSVILLE, PA 17754

Infrared Weather Satellite
MONTOURSVILLE, PA 17754

17754 WEATHER RADAR LOOP

NEXRAD Weather Radar
MONTOURSVILLE, PA 17754

MOS COMPUTER WEATHER FORECAST

WILLIAMSPORT, PA 3 hourly weather forecast

weather forecast created 5:00 AM PDT 6/29/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
29 JUN 2026

2 PM

87°

88°

Partly Cloudy

1%

0% Thunder
( 12% severe)

CALM

46%

64°

High 88°

5 PM

87°

88°

Partly Cloudy

CALM

45%

63°

Partly Cloudy

8 PM

83°

85°

Partly Cloudy

2%

0% Thunder
( 4% severe)

CALM

55%

65°

11 PM

74°

74°

Clear

CALM

76%

66°

Tuesday
30 JUN 2026

2 AM

70°

70°

Partly Cloudy

4%

0% Thunder
( 3% severe)

CALM

84%

65°

Low 66°

5 AM

67°

67°

Partly Cloudy

CALM

90%

64°

High 92°

8 AM

72°

72°

Partly Cloudy

5%

0% Thunder
( 12% severe)

CALM

79%

65°

Mostly Cloudy

Chance of Rain

11 AM

81°

84°

Partly Cloudy

S 6

69%

70°

2 PM

89°

94°

Mostly Cloudy

20%
RAIN
***

0% Thunder
( 24% severe)

S 9

54%

70°

5 PM

90°

96°

Mostly Cloudy

SSW 9

54%

71°

8 PM

87°

91°

Partly Cloudy

19%
RAIN
<.01 in

0% Thunder
( 15% severe)

SSW 6

55%

69°

11 PM

78°

80°

Partly Cloudy

S 3

76%

70°

Wednesday
1 JUL 2026

2 AM

75°

75°

Mostly Cloudy

8%

0% Thunder
( 11% severe)

CALM

82%

69°

Low 72°

5 AM

72°

72°

Partly Cloudy

CALM

87%

68°

High 101°

8 AM

76°

77°

Partly Cloudy

2%

0% Thunder
( 14% severe)

CALM

76%

68°

Partly Cloudy

11 AM

87°

95°

Partly Cloudy

WSW 6

65%

74°

2 PM

97°

107°

Partly Cloudy

9%

0% Thunder
( 23% severe)

W 8

46%

73°

5 PM

99°

108°

Partly Cloudy

W 8

41%

71°

8 PM

93°

99°

Clear

W 6

47%

70°


WILLIAMSPORT, PA extended weather forecast
Thursday 2 JUL 2026	Friday 3 JUL 2026	Saturday 4 JUL 2026	Sunday 5 JUL 2026	Monday 6 JUL 2026
Low 71°	Low 71°	Low 70°	Low 67°	Low 66°
High 100°	High 98°	High 95°	High 91°	High 88°

Clear 15% Rain	Partly Cloudy 39% Rain	Mostly Cloudy 56% Rain	Partly Cloudy 53% Rain	Partly Cloudy 44% Rain

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