White Mountain Region Forecast

Monday, September 22, 2014

Valley Forecast:

Temperature

Wind

Today

Mostly cloudy w/ patchy morning fog and a slight chance of showers.

Lower 60s°F

W 15-20 mph w/ gusts up to 30 mph

Tonight

Mostly clear and colder.

Mid 30s°F

W 10-15 mph

Extended Outlook:

Highs

Lows

Tomorrow

Partly sunny.

Lower 60s°F

Upper 30s°F

Wednesday

Mostly sunny.

Lower 60s°F

Around 40°F

Thursday

Mostly sunny.

Mid 60s°F

Upper 40s°F

Friday

Mostly sunny.

Upper 60s°F

Upper 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 the clouds w/ a chance of morning rain showers and slight chance of mixed precipitation showers late. Wind chills 10-20.

In the clouds w/ a slight chance of snow showers. Wind chills 5 below to 5 above.

Mostly in the clouds under partly sunny skies. Wind chills 15-25.

Highs:

Falling to around 30°F

Lows:

Lower 20s°F

Highs:

Upper 30s°F

Wind:

W shifting NW 45-60 mph, increasing to 60-80 mph w/ higher gusts late

Wind:

NW 60-80 mph, decreasing to 50-70 mph w/ higher gusts early

Wind:

NW 50-70 mph, decreasing to 35-50 mph w/ higher gusts early

Air Quality Forecast: Good levels

Summit Data:

Auto Road Vertical Temperature Profile at

6288'

5:02 AM Summit Conditions

Yesterday

Almanac for Monday, September 22, 2014

30.2°F

Weather:

Fog

Max. Temperature:

53°F

Record High:

63°F

set in

1965

5300'

Min. Temperature:

43°F

Record Low:

17°F

set in

1962

32.7°F

Temperature:

41°F

Peak Gust:

W 74 mph

Average Daily Temperature:

39°F

4300'

Wind:

W 50 mph

Average Wind Speed:

38.4 mph

Average Monthly Temperature:

40.4°F

36.2°F

Wind Chill:

27.0°F

Liquid Precipitation:

0.07"

Average Monthly Precipitation:

8.55

3300'

Relative Humidity:

100%

Average Monthly Snowfall:

2.20

41.7°F

Visibility:

50 feet

Monthly Total Liquid Precip:

2.83"

Average Monthly Winds Speed:

29.4

2300'

Barometric Pressure:

23.51" rising

Snowfall:

0.0"

Sunrise:

6:26 A.M.

Sunset:

6:49 P.M.

48.5°F

Ground Conditions:

Wet rocks

Monthly Total Snowfall:

Trace

Length of Day:

12 hours 23 minutes

1600'

Special Phenomena:

55.3°F

 

 

Days with Fog this Month:

21

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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