LEHIGH VALLEY, PA 18001 Weather Forecast & Current Conditions

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18001 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ALLENTOWN, PA Current Weather
9:51 AM EDT APR 3, 2026
Overcast Mist 43°F
Feels Like:	43°F
Dewpoint:	43°F
Rel. Hum.:	100%
Visibility:	2 1/2 miles
Wind:	Calm
Pressure:	30.29 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

18001 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	LEHIGH VALLEY, PA 18001 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Areas of fog this morning. Mostly cloudy. Much warmer with highs in the lower 70s. Southeast winds around 5 mph, becoming southwest with gusts up to 20 mph this afternoon.

TONIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A 20 percent chance of showers. Patchy fog after midnight. Not as cool with lows in the upper 50s. Southwest winds 5 to 10 mph.

SATURDAY
Partly sunny. Patchy fog in the morning. Showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Northwest winds around 5 mph, becoming southeast in the afternoon. Chance of rain 60 percent.

SATURDAY NIGHT
Showers likely. Lows in the mid 50s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

SUNDAY
Showers. Highs in the upper 60s. Temperature falling to around 60 in the afternoon. Southwest winds around 10 mph, becoming west in the afternoon. Chance of rain near 100 percent.

SUNDAY NIGHT
Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Much cooler with lows in the upper 30s. Chance of rain 50 percent.

MONDAY
Mostly sunny. Cooler with highs in the lower 50s.

MONDAY NIGHT
Partly cloudy. Lows in the mid 30s.

TUESDAY
Mostly sunny. Highs in the upper 40s.

TUESDAY NIGHT
Mostly clear. Cold with lows in the upper 20s.

WEDNESDAY
Sunny. Highs in the lower 50s.

WEDNESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 30s.

THURSDAY
Sunny. Not as cool with highs in the lower 60s.

18001 WEATHER SATELLITE LOOPS

Visible Weather Satellite
LEHIGH VALLEY, PA 18001

Infrared Weather Satellite
LEHIGH VALLEY, PA 18001

18001 WEATHER RADAR LOOP

NEXRAD Weather Radar
LEHIGH VALLEY, PA 18001

MOS COMPUTER WEATHER FORECAST

ALLENTOWN, PA 3 hourly weather forecast

weather forecast created 4:00 PM PST 4/ 2/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Friday
3 APR 2026

1 AM

43°

38°

Mostly Cloudy

8%

0% Thunder
( 5% severe)

E 8

82%

38°

Low 42°

4 AM

43°

39°

Mostly Cloudy

E 6

89%

40°

High 74°

7 AM

44°

42°

Mostly Cloudy

1%

0% Thunder
( 0% severe)

E 3

89%

41°

Mostly Cloudy

10 AM

51°

49°

Mostly Cloudy

S 6

80%

45°

1 PM

64°

63°

Mostly Cloudy

9%

0% Thunder
( 3% severe)

SW 10

63%

51°

4 PM

72°

72°

Mostly Cloudy

SW 12

53%

54°

7 PM

68°

68°

Mostly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 9% severe)

SSW 8

63%

55°

10 PM

65°

65°

Mostly Cloudy

SW 6

73%

56°

Saturday
4 APR 2026

1 AM

61°

61°

Partly Cloudy

7%

0% Thunder
( 2% severe)

W 5

84%

56°

Low 57°

4 AM

58°

59°

Partly Cloudy

W 2

90%

55°

High 75°

7 AM

60°

61°

Partly Cloudy

14%
RAIN
<.01 in

0% Thunder
( 8% severe)

WNW 2

84%

55°

Mostly Cloudy

Rain Likely

10 AM

68°

68°

Mostly Cloudy

E 3

65%

56°

1 PM

74°

74°

Mostly Cloudy

55%
RAIN
1–2 in

0% Thunder
( 25% severe)

SE 7

55%

57°

4 PM

72°

72°

Mostly Cloudy

ESE 10

57%

56°

7 PM

64°

63°

Mostly Cloudy

39%
RAIN
.25–.5 in

0% Thunder
( 11% severe)

ESE 12

65%

52°

10 PM

58°

56°

Mostly Cloudy

ESE 10

75%

50°


ALLENTOWN, PA extended weather forecast
Sunday 5 APR 2026	Monday 6 APR 2026	Tuesday 7 APR 2026	Wednesday 8 APR 2026	Thursday 9 APR 2026
Low 53°	Low 40°	Low 35°	Low 26°	Low 36°
High 66°	High 58°	High 52°	High 52°	High 64°

Overcast 82% Rain	Partly Cloudy 29% Rain/Snow	Partly Cloudy 14% Rain/Snow	Clear 7% Rain/Snow	Partly Cloudy 26% Rain

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