BETHLEHEM, PA 18020 Weather Forecast & Current Conditions

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18020 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ALLENTOWN, PA Current Weather
12:51 PM EDT MAY 13, 2026
Broken Clouds Light Rain 68°F
Feels Like:	68°F
Dewpoint:	46°F
Rel. Hum.:	45%
Visibility:	10 miles
Wind:	S at 15 mph, gusts to 22
Pressure:
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

18020 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	BETHLEHEM, PA 18020 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Mostly cloudy. A slight chance of showers this afternoon. Highs around 70. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

TONIGHT
Showers with a slight chance of thunderstorms. Lows in the lower 50s. South winds 5 to 10 mph. Chance of rain near 100 percent.

THURSDAY
Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs in the mid 60s. Northwest winds 5 to 10 mph. Chance of rain 50 percent.

THURSDAY NIGHT
Mostly cloudy. Lows in the upper 40s. Northwest winds 5 to 10 mph.

FRIDAY
Partly sunny. Highs in the upper 60s. Northwest winds around 10 mph with gusts up to 20 mph.

FRIDAY NIGHT
Partly cloudy. Lows around 50.

SATURDAY
Sunny, warmer with highs in the upper 70s.

SATURDAY NIGHT
Partly cloudy. Lows in the upper 50s.

SUNDAY
Sunny, hot with highs in the upper 80s.

SUNDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows around 60.

MONDAY
Mostly sunny. Hot with highs in the upper 80s.

MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s.

TUESDAY
Mostly sunny. Hot with highs in the lower 90s.

18020 WEATHER SATELLITE LOOPS

Visible Weather Satellite
BETHLEHEM, PA 18020

Infrared Weather Satellite
BETHLEHEM, PA 18020

18020 WEATHER RADAR LOOP

NEXRAD Weather Radar
BETHLEHEM, PA 18020

MOS COMPUTER WEATHER FORECAST

ALLENTOWN, PA 3 hourly weather forecast

weather forecast created 5:00 AM PDT 5/13/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
13 MAY 2026

2 PM

70°

70°

Mostly Cloudy

29%
RAIN
<.01 in

0% Thunder
( 17% severe)

SSW 16

42%

46°

High 71°

5 PM

69°

69°

Mostly Cloudy

SW 15

44%

46°

Mostly Cloudy

Rain Likely

8 PM

65°

65°

Mostly Cloudy

89%
RAIN
***

0% Thunder
( 21% severe)

SSW 10

50%

46°

11 PM

59°

57°

Mostly Cloudy

SSW 10

75%

51°

Thursday
14 MAY 2026

2 AM

56°

55°

Mostly Cloudy

56%
RAIN
1–2 in

0% Thunder
( 6% severe)

SSW 6

86%

52°

Low 52°

5 AM

53°

51°

Mostly Cloudy

W 6

93%

51°

High 65°

8 AM

54°

51°

Mostly Cloudy

27%
RAIN
.01–.1 in

0% Thunder
( 2% severe)

NW 9

83%

49°

Mostly Cloudy

Chance of Rain

11 AM

60°

59°

Partly Cloudy

NW 9

60%

46°

2 PM

63°

62°

Partly Cloudy

8%

0% Thunder
( 3% severe)

WNW 12

52%

45°

5 PM

63°

62°

Mostly Cloudy

WNW 13

50%

44°

8 PM

59°

57°

Mostly Cloudy

7%

0% Thunder
( 0% severe)

WNW 12

55%

43°

11 PM

53°

50°

Mostly Cloudy

WNW 10

71%

44°

Friday
15 MAY 2026

2 AM

51°

47°

Partly Cloudy

11%
RAIN
<.01 in

0% Thunder
( 1% severe)

WNW 10

77%

44°

Low 48°

5 AM

49°

44°

Mostly Cloudy

WNW 12

80%

43°

High 69°

8 AM

52°

48°

Mostly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 3% severe)

NW 13

80%

46°

Mostly Cloudy

11 AM

60°

58°

Mostly Cloudy

NNW 13

62%

47°

2 PM

66°

66°

Partly Cloudy

5%

0% Thunder
( 2% severe)

NW 13

50%

47°

5 PM

69°

69°

Partly Cloudy

NW 12

45%

47°

8 PM

64°

65°

Partly Cloudy

NW 5

56%

48°


ALLENTOWN, PA extended weather forecast
Saturday 16 MAY 2026	Sunday 17 MAY 2026	Monday 18 MAY 2026	Tuesday 19 MAY 2026	Wednesday 20 MAY 2026
Low 50°	Low 58°	Low 62°	Low 58°	Low 62°
High 78°	High 81°	High 84°	High 85°	High 78°

Partly Cloudy 20% Rain	Mostly Cloudy 49% Rain	Partly Cloudy 31% Rain	Mostly Cloudy 32% Rain	Overcast 45% Rain

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