Current Weather Forecast for Mount Gretna

PA 17064  |   9:31am

Weather Conditions

78°

Feels Like 78°

Sunny

62° 95° AIR QUALITY ALERT

AIR QUALITY ALERT

3

UV Index

Moderate

Air Quality

WSW 2 mph

Wind

0 in

rain

Today

Mon 5/18

95°

Highest Temperature

15%

Mostly sunny. A stray shower or thunderstorm is possible. High around 95F. Winds SW at 5 to 10 mph.

Tonight

Mon 5/18

68°

Lowest Temperature

8%

Mainly clear. Low 68F. Winds SSW at 5 to 10 mph.

Tomorrow

Tue 5/19

95°

Highest Temperature

24%

Sunshine and clouds mixed. Near record high temperatures. High around 95F. Winds WSW at 10 to 15 mph.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Mount Gretna

Hourly Weather Forecast & Temperature

10AM

1%

80°

Feels Like 83°

AIR QUALITY ALERT

Sunny

SW 2 mph

Wind

1021 mb

Pressure

63%

Humidity

4

UV Index

10mi

Visibility

16%

Cloud Cover

11AM

1%

83°

Feels Like 86°

AIR QUALITY ALERT

Sunny

WSW 3 mph

Wind

1021 mb

Pressure

57%

Humidity

6

UV Index

10mi

Visibility

5%

Cloud Cover

12PM

87°

Feels Like 90°

AIR QUALITY ALERT

Sunny

WSW 4 mph

Wind

1021 mb

Pressure

50%

Humidity

8

UV Index

10mi

Visibility

1%

Cloud Cover

1PM

90°

Feels Like 93°

AIR QUALITY ALERT

Sunny

WSW 5 mph

Wind

1020 mb

Pressure

44%

Humidity

8

UV Index

10mi

Visibility

4%

Cloud Cover

2PM

15%

92°

Feels Like 95°

AIR QUALITY ALERT

Mostly Sunny

WSW 6 mph

Wind

1020 mb

Pressure

38%

Humidity

8

UV Index

10mi

Visibility

23%

Cloud Cover

3PM

15%

93°

Feels Like 96°

AIR QUALITY ALERT

Mostly Sunny

SW 6 mph

Wind

1019 mb

Pressure

36%

Humidity

6

UV Index

10mi

Visibility

24%

Cloud Cover

4PM

15%

93°

Feels Like 96°

AIR QUALITY ALERT

Mostly Sunny

SW 8 mph

Wind

1019 mb

Pressure

36%

Humidity

4

UV Index

10mi

Visibility

24%

Cloud Cover

5PM

15%

93°

Feels Like 95°

AIR QUALITY ALERT

Mostly Sunny

SSW 8 mph

Wind

1018 mb

Pressure

37%

Humidity

2

UV Index

10mi

Visibility

24%

Cloud Cover

6PM

15%

92°

Feels Like 94°

AIR QUALITY ALERT

Mostly Sunny

SSW 10 mph

Wind

1018 mb

Pressure

38%

Humidity

1

UV Index

10mi

Visibility

29%

Cloud Cover

7PM

1%

90°

Feels Like 92°

AIR QUALITY ALERT

Sunny

SSW 9 mph

Wind

1019 mb

Pressure

40%

Humidity

0

UV Index

10mi

Visibility

0%

Cloud Cover

8PM

1%

86°

Feels Like 88°

AIR QUALITY ALERT

Sunny

SSW 8 mph

Wind

1019 mb

Pressure

46%

Humidity

0

UV Index

10mi

Visibility

8%

Cloud Cover

9PM

2%

82°

Feels Like 84°

AIR QUALITY ALERT

Mostly Clear

SSW 7 mph

Wind

1019 mb

Pressure

54%

Humidity

0

UV Index

10mi

Visibility

26%

Cloud Cover

Mon 5/18

Mon

15%

62°

95°

A few clouds. Highs in the mid 90s and lows in the upper 60s.

96°

Feels Like

SW 10 mph

Wind

46%

Humidity

8

UV Index

5:47 AM

Sunrise

8:17 PM

Sunset

Tue 5/19

Tue

24%

68°

95°

Mix of sun and clouds. Highs in the mid 90s and lows in the low 70s.

96°

Feels Like

WSW 11 mph

Wind

48%

Humidity

8

UV Index

5:46 AM

Sunrise

8:18 PM

Sunset

Wed 5/20

Wed

80%

63°

87°

Showers and thunderstorms late. Highs in the upper 80s and lows in the low 50s.

90°

Feels Like

W 12 mph

Wind

56%

Humidity

8

UV Index

5:45 AM

Sunrise

8:19 PM

Sunset

Thu 5/21

Thu

24%

53°

65°

Morning clouds followed by afternoon sun. Highs in the mid 60s and lows in the low 50s.

65°

Feels Like

NNE 7 mph

Wind

57%

Humidity

5

UV Index

5:45 AM

Sunrise

8:20 PM

Sunset

Fri 5/22

Fri

64%

51°

63°

Late day light rain. Highs in the low 60s and lows in the upper 40s.

53°

Feels Like

ESE 9 mph

Wind

66%

Humidity

4

UV Index

5:44 AM

Sunrise

8:21 PM

Sunset

Sat 5/23

Sat

85%

48°

58°

Cloudy, periods of rain. Highs in the upper 50s and lows in the low 50s.

47°

Feels Like

E 9 mph

Wind

86%

Humidity

4

UV Index

5:43 AM

Sunrise

8:22 PM

Sunset

Sun 5/24

Sun

60%

50°

66°

Morning light rain. Highs in the mid 60s and lows in the mid 50s.

66°

Feels Like

ESE 8 mph

Wind

85%

Humidity

4

UV Index

5:42 AM

Sunrise

8:22 PM

Sunset

Mon 5/25

Mon

55%

56°

72°

Chance of showers. Highs in the low 70s and lows in the low 60s.

72°

Feels Like

ESE 6 mph

Wind

79%

Humidity

4

UV Index

5:42 AM

Sunrise

8:23 PM

Sunset

Need to see beyond 12 Hours?

Find more forecast on the FREE FOX WEATHER App

GO TO APP STORE

Latest Stories from Pennsylvania

Summer-like heat is on the way for nearly 250 million Americans along the East Coast

Summer is still a month away, but the East Coast is getting its first little taste of those warm temperatures heading into the weekend.

Days of storms soak drought-stricken Gulf Coast, Southeast with heavy rain

Rounds of storms are delivering heavy rain across the Gulf Coast and the Southeast, creating a flash flood threat through the Mother's Day weekend.

Massive cold front blasts Rockies with snow, East Coast washout and Southern severe storms to follow

A massive cold front raking across a corridor from Maine to Texas is sending heavy rain marching through the East Coast, as a severe weather threat takes aim at the South through Wednesday. Meanwhile, the front has created a rare May snowstorm ongoing across the Central Rockies, including Denver.

Coastal storm to swipe Northeast, New England this weekend amid unseasonable cooldown

A coastal storm is expected to deliver a glancing blow to the Northeastern part of the Interstate 95 corridor but will certainly cloud the first half of the weekend for millions.

Load More Stories