ALLENTOWN, PA 18109 Weather Forecast & Current Conditions

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18109 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ALLENTOWN, PA Current Weather
3:51 AM EDT APR 25, 2025
Clear 48°F
Feels Like:	48°F
Dewpoint:	43°F
Rel. Hum.:	83%
Visibility:	10 miles
Wind:	Calm
Pressure:	30.23 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

18109 WEATHER FORECAST
10-Day model forecast maps 2024 Hurricanes	ALLENTOWN, PA 18109 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Partly sunny. Highs in the upper 70s. South winds 5 to 10 mph.

TONIGHT
A slight chance of thunderstorms. Showers. Lows in the upper 50s. South winds around 10 mph with gusts up to 20 mph. Chance of rain 90 percent.

SATURDAY
Cloudy with showers in the morning, then partly sunny with scattered showers in the afternoon. Highs in the mid 70s. Southwest winds around 10 mph, becoming west in the afternoon. Chance of rain 80 percent.

SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Cooler. Less humid with lows in the mid 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

SUNDAY
Mostly sunny. Cooler with highs in the lower 60s. Northwest winds 15 to 20 mph with gusts up to 30 mph.

SUNDAY NIGHT
Mostly clear. Lows in the lower 40s.

MONDAY
Sunny, warmer with highs in the lower 70s.

MONDAY NIGHT
Mostly clear. Lows in the mid 40s.

TUESDAY
Mostly sunny. Highs in the upper 70s.

TUESDAY NIGHT
Mostly cloudy with a chance of showers. Not as cool with lows in the lower 60s. Chance of rain 30 percent.

WEDNESDAY
Partly sunny. A chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 30 percent.

WEDNESDAY NIGHT
Partly cloudy with a chance of showers in the evening, then mostly cloudy after midnight. Cooler with lows around 50. Chance of rain 30 percent.

THURSDAY
Partly sunny. Highs in the upper 60s.

18109 WEATHER SATELLITE LOOPS

Visible Weather Satellite
ALLENTOWN, PA 18109

Infrared Weather Satellite
ALLENTOWN, PA 18109

18109 WEATHER RADAR LOOP

NEXRAD Weather Radar
ALLENTOWN, PA 18109

MOS COMPUTER WEATHER FORECAST

ALLENTOWN, PA 3 hourly weather forecast

weather forecast created 5:00 PM PDT 4/24/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Friday
25 APR 2025

2 AM

56°

56°

Partly Cloudy

0%

0% Thunder
( 0% severe)

SSW 3

57%

41°

Low 51°

5 AM

52°

52°

Mostly Cloudy

SSW 2

63%

40°

High 78°

8 AM

56°

56°

Mostly Cloudy

1%

0% Thunder
( 0% severe)

SW 1

62%

43°

Mostly Cloudy

11 AM

69°

69°

Mostly Cloudy

SSW 5

44%

46°

2 PM

76°

77°

Mostly Cloudy

14%
RAIN
<.01 in

0% Thunder
( 3% severe)

S 9

33%

45°

5 PM

76°

77°

Mostly Cloudy

S 10

33%

45°

8 PM

70°

70°

Mostly Cloudy

65%
RAIN
***

0% Thunder
( 20% severe)

S 9

45%

48°

11 PM

65°

65°

Mostly Cloudy

S 8

63%

52°

Saturday
26 APR 2025

2 AM

62°

61°

Mostly Cloudy

85%
RAIN
***

0% Thunder
( 18% severe)

S 8

78%

55°

Low 59°

5 AM

62°

61°

Overcast

S 8

84%

57°

High 75°

8 AM

63°

62°

Overcast

67%
RAIN
***

0% Thunder
( 14% severe)

SSW 9

84%

58°

Decreasing Clouds

Rain Likely

11 AM

67°

67°

Mostly Cloudy

WSW 10

75%

59°

2 PM

72°

72°

Mostly Cloudy

69%
RAIN
***

0% Thunder
( 18% severe)

W 12

57%

56°

5 PM

71°

71°

Partly Cloudy

W 13

49%

51°

8 PM

62°

61°

Partly Cloudy

18%
RAIN
.1–.25 in

0% Thunder
( 0% severe)

WNW 12

52%

44°

11 PM

53°

49°

Partly Cloudy

WNW 12

54%

37°


ALLENTOWN, PA extended weather forecast
BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE
Low 59°	Low 42°	Low 41°	Low 49°	Low 59°
High 68°	High 65°	High 74°	High 80°	High 76°

Overcast 83% Rain	Clear 15% Rain	Clear 4% Rain	Clear 16% Rain	Partly Cloudy 30% Rain

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