LEHIGH VALLEY, PA 18003 Weather Forecast & Current Conditions

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18003 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ALLENTOWN, PA Current Weather
8:51 PM EST DEC 23, 2025
Overcast 36°F
Feels Like:	31°F
Dewpoint:	34°F
Rel. Hum.:	92%
Visibility:	9 miles
Wind:	WSW at 6 mph
Pressure:	29.99 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

18003 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	LEHIGH VALLEY, PA 18003 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Mostly cloudy this evening, then becoming partly cloudy. Lows in the lower 30s. West winds 5 to 10 mph with gusts up to 20 mph, increasing to 15 to 20 mph with gusts up to 30 mph after midnight.

WEDNESDAY
Sunny. Highs in the lower 40s. Temperature falling into the mid 30s in the afternoon. Northwest winds 15 to 20 mph. Gusts up to 40 mph in the morning.

WEDNESDAY NIGHT
Mostly cloudy. Cold with lows in the upper 20s. Northwest winds around 5 mph, becoming southwest after midnight.

CHRISTMAS DAY
Mostly cloudy. Highs in the lower 40s. Southwest winds 5 to 10 mph, becoming northwest with gusts up to 20 mph in the afternoon.

THURSDAY NIGHT
Mostly cloudy. Cold with lows in the lower 20s. North winds 5 to 10 mph.

FRIDAY
Mostly cloudy. Snow likely in the afternoon. Light snow accumulation possible. Colder with highs around 30. Chance of snow 60 percent.

FRIDAY NIGHT
Freezing rain and snow. Little or no additional snow accumulation. Cold. Near steady temperature in the mid 20s. Chance of precipitation near 100 percent.

SATURDAY
Cloudy. A chance of snow in the morning. Highs in the lower 30s. Chance of snow 40 percent.

SATURDAY NIGHT
Cloudy. A chance of snow after midnight. Cold. Near steady temperature in the lower 30s. Chance of snow 40 percent.

SUNDAY
Snow in the morning. Rain. Highs in the lower 40s. Chance of precipitation 80 percent.

SUNDAY NIGHT
Mostly cloudy. A chance of rain in the evening, then a chance of snow after midnight. Cold with lows in the mid 20s. Chance of precipitation 50 percent.

MONDAY
Partly sunny and colder. Near steady temperature in the upper 20s.

MONDAY NIGHT
Partly cloudy. Cold with lows 15 to 20.

18003 WEATHER SATELLITE LOOPS

Visible Weather Satellite
LEHIGH VALLEY, PA 18003

Infrared Weather Satellite
LEHIGH VALLEY, PA 18003

18003 WEATHER RADAR LOOP

NEXRAD Weather Radar
LEHIGH VALLEY, PA 18003

MOS COMPUTER WEATHER FORECAST

ALLENTOWN, PA 3 hourly weather forecast

weather forecast created 4:00 AM PST 12/23/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Tuesday
23 DEC 2025

1 PM

34°

29°

Mostly Cloudy

18%
RAIN
.01–.1 in

0% Thunder
( 0% severe)

S 6

85%

30°

High 38°

4 PM

35°

29°

Mostly Cloudy

WSW 7

85%

31°

Mostly Cloudy

7 PM

35°

29°

Mostly Cloudy

1%

0% Thunder
( 0% severe)

WSW 7

85%

31°

10 PM

37°

31°

Mostly Cloudy

WSW 8

85%

33°

Wednesday
24 DEC 2025

1 AM

37°

30°

Mostly Cloudy

1%

0% Thunder
( 0% severe)

W 10

89%

34°

Low 32°

4 AM

37°

28°

Partly Cloudy

W 14

79%

31°

High 41°

7 AM

35°

25°

Clear

0%

0% Thunder
( 0% severe)

WNW 16

72%

27°

Clear

10 AM

38°

29°

Clear

NW 17

58%

25°

1 PM

40°

32°

Clear

0%

0% Thunder
( 0% severe)

NW 15

52%

24°

4 PM

38°

31°

Partly Cloudy

NW 9

53%

23°

7 PM

32°

29°

Mostly Cloudy

1%

0% Thunder
( 0% severe)

NW 3

65%

22°

10 PM

30°

27°

Mostly Cloudy

WNW 1

70%

22°

Thursday
25 DEC 2025

1 AM

28°

25°

Mostly Cloudy

7%

0% Thunder
( 0% severe)

CALM

80%

23°

Low 25°

4 AM

29°

26°

Mostly Cloudy

SSW 1

80%

24°

High 42°

7 AM

29°

25°

Mostly Cloudy

10%
RAIN/SNOW
<.05 in

0% Thunder
( 1% severe)

SSW 3

80%

24°

Mostly Cloudy

10 AM

35°

29°

Mostly Cloudy

WSW 7

69%

26°

1 PM

40°

34°

Mostly Cloudy

3%

0% Thunder
( 0% severe)

W 9

62%

28°

4 PM

40°

34°

Mostly Cloudy

NW 9

59%

27°

7 PM

35°

28°

Mostly Cloudy

NNW 8

60%

23°


ALLENTOWN, PA extended weather forecast
Friday 26 DEC 2025	Saturday 27 DEC 2025	Sunday 28 DEC 2025	Monday 29 DEC 2025	Tuesday 30 DEC 2025
Low 25°	Low 24°	Low 28°	Low 27°	Low 20°
High 31°	High 32°	High 40°	High 29°	High 34°

Mostly Cloudy 72% Snow	Overcast 77% Ice	Overcast 62% Rain/Ice	Mostly Cloudy 40% Rain/Snow	Partly Cloudy 15% Snow

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