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Arctic air to set stage for snow before 2026. Click for the forecast. Chevron right

Grassflat, PA

20°F
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Grassflat, PA Weather
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Winter Center
Today WinterCast

Hourly

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

WinterCast

1 - 3 in

Mon, 12/29, 1:00 PM - Tue, 12/30, 6:00 AM

Snow

5 AM

19°
RealFeel® -7°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 46%
Chevron down
Flurries
alerts

High Wind Warning

4:00 AM Monday - 4:00 PM Tuesday
alerts

Winter Weather Advisory

1:00 PM Monday - 1:00 PM Tuesday

WindWNW 29 mph

Air QualityExcellent

Wind Gusts46 mph

Humidity70%

Indoor Humidity25% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Snowtrace

Visibility10 mi

Cloud Ceiling3700 ft

6 AM

19°
RealFeel® -7°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 44%
Chevron down
Cloudy
alerts

High Wind Warning

4:00 AM Monday - 4:00 PM Tuesday
alerts

Winter Weather Advisory

1:00 PM Monday - 1:00 PM Tuesday

WindWNW 28 mph

Air QualityExcellent

Wind Gusts45 mph

Humidity70%

Indoor Humidity25% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover93%

Visibility10 mi

Cloud Ceiling3700 ft

7 AM

17°
RealFeel® -5°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 47%
Chevron down
Cloudy
alerts

High Wind Warning

4:00 AM Monday - 4:00 PM Tuesday
alerts

Winter Weather Advisory

1:00 PM Monday - 1:00 PM Tuesday

WindWNW 21 mph

Air QualityExcellent

Wind Gusts36 mph

Humidity77%

Indoor Humidity25% (Very Dry)

Dew Point12° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling2500 ft

8 AM

17°
RealFeel® -8°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 55%
Chevron down
Flurries
alerts

High Wind Warning

4:00 AM Monday - 4:00 PM Tuesday
alerts

Winter Weather Advisory

1:00 PM Monday - 1:00 PM Tuesday

RealFeel Shade™-8°

WindWNW 22 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts37 mph

Humidity78%

Indoor Humidity25% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Snowtrace

Visibility10 mi

Cloud Ceiling2700 ft

9 AM

17°
RealFeel® -8°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 55%
Chevron down
Flurries
alerts

High Wind Warning

4:00 AM Monday - 4:00 PM Tuesday
alerts

Winter Weather Advisory

1:00 PM Monday - 1:00 PM Tuesday

RealFeel Shade™-8°

WindWNW 23 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts37 mph

Humidity76%

Indoor Humidity24% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Snowtrace

Visibility10 mi

Cloud Ceiling2800 ft

10 AM

18°
RealFeel® -5°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 40%
Chevron down
Cloudy
alerts

High Wind Warning

4:00 AM Monday - 4:00 PM Tuesday
alerts

Winter Weather Advisory

1:00 PM Monday - 1:00 PM Tuesday

RealFeel Shade™-5°

WindWNW 23 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts37 mph

Humidity73%

Indoor Humidity25% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling3000 ft

11 AM

19°
RealFeel® -5°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 51%
Chevron down
Flurries
alerts

High Wind Warning

4:00 AM Monday - 4:00 PM Tuesday
alerts

Winter Weather Advisory

1:00 PM Monday - 1:00 PM Tuesday

RealFeel Shade™-5°

WindWNW 24 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts39 mph

Humidity69%

Indoor Humidity24% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Snowtrace

Visibility10 mi

Cloud Ceiling3200 ft

12 PM

20°
RealFeel® -2°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 44%
Chevron down
Cloudy
alerts

High Wind Warning

4:00 AM Monday - 4:00 PM Tuesday
alerts

Winter Weather Advisory

1:00 PM Monday - 1:00 PM Tuesday

RealFeel Shade™-2°

WindWNW 23 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts43 mph

Humidity65%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling3400 ft

1 PM

22°
RealFeel® 2°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 20%
Chevron down
Cloudy
alerts

High Wind Warning

4:00 AM Monday - 4:00 PM Tuesday

RealFeel Shade™2°

WindWNW 21 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts38 mph

Humidity59%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling3700 ft

2 PM

21°
RealFeel® 1°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 20%
Chevron down
Cloudy
alerts

High Wind Warning

4:00 AM Monday - 4:00 PM Tuesday

RealFeel Shade™1°

WindWNW 20 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts37 mph

Humidity61%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover91%

Visibility10 mi

Cloud Ceiling3700 ft

3 PM

20°
RealFeel® 0°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 20%
Chevron down
Cloudy
alerts

High Wind Warning

4:00 AM Monday - 4:00 PM Tuesday

RealFeel Shade™0°

WindWNW 18 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts36 mph

Humidity63%

Indoor Humidity24% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling3700 ft

4 PM

19°
RealFeel® -1°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™-1°

WindWNW 18 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts33 mph

Humidity66%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling3700 ft

5 PM

19°
RealFeel® 0°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

WindWNW 16 mph

Air QualityFair

Wind Gusts31 mph

Humidity68%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling3700 ft

6 PM

18°
RealFeel® 0°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 25%
Chevron down
Cloudy

WindW 15 mph

Air QualityFair

Wind Gusts29 mph

Humidity70%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover91%

Visibility10 mi

Cloud Ceiling3700 ft

7 PM

18°
RealFeel® -3°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 51%
Chevron down
Flurries

WindW 18 mph

Air QualityFair

Wind Gusts35 mph

Humidity70%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Snowtrace

Visibility10 mi

Cloud Ceiling3700 ft

8 PM

18°
RealFeel® -4°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 51%
Chevron down
Flurries

WindW 18 mph

Air QualityExcellent

Wind Gusts33 mph

Humidity73%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Snowtrace

Visibility10 mi

Cloud Ceiling3700 ft

9 PM

18°
RealFeel® -2°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 44%
Chevron down
Cloudy

WindW 17 mph

Air QualityExcellent

Wind Gusts32 mph

Humidity73%

Indoor Humidity25% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling3700 ft

10 PM

18°
RealFeel® -2°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 19%
Chevron down
Cloudy

WindW 17 mph

Air QualityExcellent

Wind Gusts29 mph

Humidity74%

Indoor Humidity25% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling3700 ft

11 PM

18°
RealFeel® -1°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 19%
Chevron down
Cloudy

WindW 17 mph

Air QualityExcellent

Wind Gusts28 mph

Humidity76%

Indoor Humidity25% (Very Dry)

Dew Point12° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling3700 ft

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World North America United States Pennsylvania Grassflat

Weather Near Grassflat:

  • Altoona, PA
  • Johnstown, PA
  • State College, PA
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