BETHLEHEM, PA 18015 Weather Forecast & Current Conditions

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18015 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ALLENTOWN, PA Current Weather
12:51 PM EDT MAY 21, 2026
Overcast Light Rain 55°F
Feels Like:	54°F
Dewpoint:	50°F
Rel. Hum.:	83%
Visibility:	10 miles
Wind:	Variable at 6 mph
Pressure:	30.27 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

18015 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	BETHLEHEM, PA 18015 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Cloudy. Showers, mainly this morning. Much cooler with highs in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 90 percent.

TONIGHT
Mostly cloudy. Lows in the upper 40s. East winds around 5 mph.

FRIDAY
Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 60s. East winds 5 to 10 mph.

FRIDAY NIGHT
Mostly cloudy. Showers likely after midnight. Lows in the mid 40s. East winds 5 to 10 mph. Chance of rain 70 percent.

SATURDAY
Showers, cooler with highs in the mid 50s. East winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 90 percent.

SATURDAY NIGHT
Showers. Lows in the mid 40s. Chance of rain near 100 percent.

SUNDAY
Mostly cloudy. Showers, mainly in the morning. Highs in the mid 60s. Chance of rain 90 percent.

SUNDAY NIGHT
Cloudy. Lows in the lower 50s.

MEMORIAL DAY
Mostly cloudy with a 50 percent chance of showers. Warmer with highs in the mid 70s.

MONDAY NIGHT
Mostly cloudy with a 40 percent chance of showers. Lows in the upper 50s.

TUESDAY
Partly sunny. Highs in the upper 70s.

TUESDAY NIGHT
Mostly cloudy. Lows in the upper 50s.

WEDNESDAY
Mostly sunny. Highs in the lower 80s.

18015 WEATHER SATELLITE LOOPS

Visible Weather Satellite
BETHLEHEM, PA 18015

Infrared Weather Satellite
BETHLEHEM, PA 18015

18015 WEATHER RADAR LOOP

NEXRAD Weather Radar
BETHLEHEM, PA 18015

MOS COMPUTER WEATHER FORECAST

ALLENTOWN, PA 3 hourly weather forecast

weather forecast created 5:00 AM PDT 5/21/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
21 MAY 2026

2 PM

58°

57°

Mostly Cloudy

36%
RAIN
.01–.1 in

0% Thunder
( 1% severe)

NE 7

75%

50°

High 62°

5 PM

61°

61°

Mostly Cloudy

ENE 6

67%

50°

Mostly Cloudy

Chance of Rain

8 PM

61°

62°

Mostly Cloudy

5%

0% Thunder
( 1% severe)

SE 1

67%

50°

11 PM

56°

56°

Mostly Cloudy

CALM

83%

51°

Friday
22 MAY 2026

2 AM

54°

54°

Mostly Cloudy

3%

0% Thunder
( 0% severe)

NE 3

83%

49°

Low 50°

5 AM

52°

49°

Mostly Cloudy

NE 8

80%

46°

High 65°

8 AM

54°

51°

Mostly Cloudy

4%

0% Thunder
( 2% severe)

ENE 10

69%

44°

Mostly Cloudy

11 AM

60°

58°

Mostly Cloudy

E 12

55%

44°

2 PM

63°

62°

Mostly Cloudy

11%
RAIN
<.01 in

0% Thunder
( 1% severe)

E 10

50%

44°

5 PM

63°

62°

Mostly Cloudy

ESE 10

48%

43°

8 PM

59°

57°

Mostly Cloudy

23%
RAIN
<.01 in

0% Thunder
( 1% severe)

ESE 9

51%

41°

11 PM

55°

53°

Overcast

E 8

61%

42°

Saturday
23 MAY 2026

2 AM

52°

49°

Mostly Cloudy

68%
RAIN
***

0% Thunder
( 2% severe)

E 8

71%

43°

Low 46°

5 AM

50°

46°

Mostly Cloudy

ENE 10

74%

42°

High 55°

8 AM

50°

46°

Mostly Cloudy

86%
RAIN
***

0% Thunder
( 3% severe)

E 12

77%

43°

Mostly Cloudy

Rain

11 AM

52°

48°

Mostly Cloudy

E 13

71%

43°

2 PM

52°

47°

Mostly Cloudy

92%
RAIN
***

0% Thunder
( 5% severe)

E 15

74%

44°

5 PM

52°

47°

Mostly Cloudy

E 15

74%

44°

8 PM

52°

47°

Mostly Cloudy

E 15

71%

43°


ALLENTOWN, PA extended weather forecast
Sunday 24 MAY 2026	Monday 25 MAY 2026	Tuesday 26 MAY 2026	Wednesday 27 MAY 2026	Thursday 28 MAY 2026
Low 48°	Low 51°	Low 57°	Low 57°	Low 59°
High 62°	High 75°	High 80°	High 83°	High 80°

Overcast 100% Rain	Overcast 40% Rain	Mostly Cloudy 30% Rain	Partly Cloudy 23% Rain	Partly Cloudy 23% Rain

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