Dangerous Surf and Rip Currents for most of the Atlantic Shoreline; Record Heat for the West

Hurricane Erin continues to track northward. Tropical storm force winds, storm surge conditions will increase for the Outer Banks today and portions of coastal Virginia. Life-threatening surf and rip currents along much of the east coast of the U.S. this week. Major to extreme HeatRisk with new record high temperatures are expected for many areas of the western U.S. this week. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair

86°F

30°C

Humidity	12%
Wind Speed	E 5 mph
Barometer	30.45 in
Dewpoint	27°F (-3°C)
Visibility	NA
Heat Index	83°F (28°C)
Last update	20 Aug 3:55 pm MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

East Portal CO

Tonight
Low: 49 °F
Mostly Clear
Thursday
High: 71 °F
Sunny then
Slight Chance
T-storms
Thursday Night
Low: 48 °F
Slight Chance
T-storms then
Mostly Clear
Friday
High: 65 °F
Mostly Sunny
then T-storms
Likely
Friday Night
Low: 45 °F
Showers
Likely then
Chance
Showers
Saturday
High: 60 °F
Chance
Showers then
T-storms
Saturday Night
Low: 44 °F
Chance
T-storms then
Partly Cloudy
Sunday
High: 60 °F
Slight Chance
Showers then
T-storms
Likely
Sunday Night
Low: 44 °F
Showers
Likely

Detailed Forecast

Tonight

Mostly clear, with a low around 49. East wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 15 mph.

Thursday

A 20 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 71. West wind around 9 mph becoming east northeast in the afternoon. Winds could gust as high as 15 mph.

Thursday Night

A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 48. East northeast wind 5 to 9 mph becoming west southwest after midnight. Winds could gust as high as 15 mph.

Friday

Showers and thunderstorms likely after noon. Mostly sunny through mid morning, then becoming cloudy, with a high near 65. West southwest wind 6 to 10 mph becoming east northeast in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 70%.

Friday Night

Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 45. East wind 5 to 7 mph becoming south southwest after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 60%.

Saturday

A chance of showers, then showers and possibly a thunderstorm after noon. High near 60. Chance of precipitation is 80%.

Saturday Night

A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 44.

Sunday

A slight chance of showers, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 60.

Sunday Night

Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 44.

Monday

A chance of showers, then showers and possibly a thunderstorm after noon. Cloudy, with a high near 54.

Monday Night

Showers and possibly a thunderstorm. Mostly cloudy, with a low around 41.