White Mountain Region Forecast

Thursday, September 2, 2010

Valley Forecast:

Temperature

Wind

Today

Partly sunny w/ a slight chance of afternoon showers or thunderstorms.

lower 90s, humid°F

W around 10 mph

Tonight

Mostly cloudy w/ a chance of showers or thunderstorms. Patchy fog.

lower 60s, humid°F

Variable and light

Extended Outlook:

Highs

Lows

Tomorrow

Increasingly cloudy. Chance of day time showers. Overnight, rain w/ a chance of thunderstorms.

mid 80s, humid°F

lower 60s°F

Saturday

Mostly cloudy w/ a chance of showers.

mid 70s°F

upper 40s°F

Sunday

Partly cloudy w/ a chance of showers.

upper 60s°F

mid 40s°F

Monday

Sunny.

upper 60s°F

mid 40s°F

Summits Outlook: Mountain weather is subject to rapid changes and extreme conditions. Always be prepared to make your own assessment of travel and weather conditions. This outlook is one tool to help you plan a safe trip. Always travel with adequate clothing, shelter, food, and water.

Today

Tonight

Tomorrow

In and out of the clouds under increasingly cloudy skies w/ a slight chance of afternoon showers or thunderstorms.

Mostly in the clouds under mostly cloudy skies w/ a slight chance of showers or thunderstorms.

In and out of the clouds under mostly cloudy skies w/ a slight chance of showers and thunderstorms.

Highs:

mid 60s°F

Lows:

mid 50s°F

Highs:

lower 60s°F

Wind:

W 35-50 mph decreasing to 20-35 mph

Wind:

W 20-35 mph

Wind:

W shifting SE 20-35 mph decreasing to 10-25 mph

Air Quality Forecast: Moderate levels

Summit Data:

Auto Road Vertical Temperature Profile at

6288'

5:37 AM Summit Conditions

Yesterday

Almanac for Thursday, September 2, 2010

55.9°F

Weather:

Fog

Max. Temperature:

62°F

Record High:

65°F

set in

1937, 1999

5300'

Min. Temperature:

54°F

Record Low:

23°F

set in

1967

61.4°F

Temperature:

54°F

Peak Gust:

W 57 mph

Average Daily Temperature:

44°F

4300'

Wind:

W 47 mph

Average Wind Speed:

31.7 mph

Average Monthly Temperature:

40.4°F

71.1°F

Wind Chill:

0.0°F

Liquid Precipitation:

0.00"

Average Monthly Precipitation:

8.55

3300'

Relative Humidity:

100%

Average Monthly Snowfall:

2.20

69.8°F

Visibility:

1/16 of a mile

Monthly Total Liquid Precip:

0.00"

Average Monthly Winds Speed:

29.4

2300'

Barometric Pressure:

23.96" falling

Snowfall:

0.0"

Sunrise:

6:03 A.M.

Sunset:

7:26 P.M.

79.6°F

Ground Conditions:

Damp

Monthly Total Snowfall:

0.0"

Length of Day:

13 hours 23 minutes

1600'

Special Phenomena:

82.4°F

 

 

Days with Fog this Month:

1

The Mount Washington Observatory is a private, non-profit organization supported by the generosity of its members. Its mission is to advance understanding of the natural forces that create the Earth's weather and climate.

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