ALLENTOWN, PA 18102 Weather Forecast & Current Conditions

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18102 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ALLENTOWN, PA Current Weather
12:51 AM EDT APR 1, 2026
Clear 70°F
Feels Like:	70°F
Dewpoint:	54°F
Rel. Hum.:	57%
Visibility:	10 miles
Wind:	WSW at 9 mph
Pressure:	29.88 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

18102 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	ALLENTOWN, PA 18102 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

WEDNESDAY
Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Southwest winds 5 to 10 mph, becoming northwest in the afternoon. Gusts up to 25 mph. Chance of rain 80 percent.

WEDNESDAY NIGHT
A chance of thunderstorms in the evening. Showers. Much cooler with lows in the upper 40s. Northeast winds around 10 mph with gusts up to 20 mph. Chance of rain 80 percent.

THURSDAY
Cloudy with a 50 percent chance of showers. Much cooler. Near steady temperature in the upper 40s. East winds around 10 mph.

THURSDAY NIGHT
Cloudy. A chance of showers in the evening. Lows in the lower 40s. East winds 5 to 10 mph. Chance of rain 30 percent.

FRIDAY
Mostly cloudy in the morning, then becoming partly sunny. Much warmer with highs in the lower 70s.

FRIDAY NIGHT
Mostly cloudy. Not as cool with lows in the upper 50s.

SATURDAY
Mostly sunny. A chance of rain in the afternoon. Highs in the upper 70s. Chance of rain 40 percent.

SATURDAY NIGHT
Mostly cloudy. A chance of rain in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of rain 50 percent.

SUNDAY
Showers likely. Not as warm with highs in the upper 60s. Chance of rain 70 percent.

SUNDAY NIGHT
Mostly cloudy. Showers likely, mainly in the evening. Much cooler with lows in the upper 30s. Chance of rain 70 percent.

MONDAY
Partly sunny in the morning, then clearing. Much cooler with highs in the lower 50s.

MONDAY NIGHT
Mostly clear. Lows in the mid 30s.

18102 WEATHER SATELLITE LOOPS

Visible Weather Satellite
ALLENTOWN, PA 18102

Infrared Weather Satellite
ALLENTOWN, PA 18102

18102 WEATHER RADAR LOOP

NEXRAD Weather Radar
ALLENTOWN, PA 18102

MOS COMPUTER WEATHER FORECAST

ALLENTOWN, PA 3 hourly weather forecast

weather forecast created 4:00 PM PST 3/31/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
1 APR 2026

1 AM

66°

66°

Mostly Cloudy

51%
RAIN
***

0% Thunder
( 10% severe)

WSW 12

65%

54°

Low 62°

4 AM

63°

62°

Mostly Cloudy

SW 10

78%

56°

High 75°

7 AM

64°

64°

Mostly Cloudy

38%
RAIN
.01–.1 in

0% Thunder
( 14% severe)

WSW 9

78%

57°

Mostly Cloudy

Rain Likely

10 AM

70°

70°

Mostly Cloudy

W 10

66%

58°

1 PM

73°

73°

Mostly Cloudy

74%
RAIN
***

0% Thunder
( 26% severe)

W 10

55%

56°

4 PM

69°

69°

Mostly Cloudy

NNW 9

61%

55°

7 PM

62°

62°

Mostly Cloudy

69%
RAIN
.25–.5 in

0% Thunder
( 9% severe)

NNE 7

67%

51°

10 PM

57°

55°

Mostly Cloudy

ENE 8

75%

49°

Thursday
2 APR 2026

1 AM

54°

52°

Overcast

51%
RAIN
.1–.25 in

0% Thunder
( 5% severe)

ENE 8

83%

49°

Low 48°

4 AM

51°

48°

Overcast

E 9

89%

48°

High 52°

7 AM

49°

45°

Mostly Cloudy

16%
RAIN
.01–.1 in

0% Thunder
( 3% severe)

E 10

86%

45°

Mostly Cloudy

10 AM

49°

45°

Mostly Cloudy

E 10

80%

43°

1 PM

50°

46°

Mostly Cloudy

16%
RAIN
<.01 in

0% Thunder
( 2% severe)

E 12

71%

41°

4 PM

50°

46°

Mostly Cloudy

E 12

68%

40°

7 PM

47°

42°

Mostly Cloudy

17%
RAIN
<.01 in

0% Thunder
( 8% severe)

E 10

76%

40°

10 PM

45°

41°

Overcast

E 8

79%

39°


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 50°	Low 44°	Low 55°	Low 58°	Low 40°
High 57°	High 77°	High 81°	High 75°	High 57°

Overcast 88% Rain	Overcast 51% Rain	Partly Cloudy 61% Rain	Overcast 83% Rain	Partly Cloudy 38% Rain

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