White Mountain Region Forecast

Saturday, September 20, 2014

Valley Forecast:

Temperature

Wind

Today

Partly sunny.

Lower 60s°F

SW around 10 mph

Tonight

Mostly cloudy.

Lower 50s°F

SW around 10 mph

Extended Outlook:

Highs

Lows

Tomorrow

Partly sunny and warmer w/ a chance of afternoon showers.

Lower 70s°F

Mid 50s°F

Monday

Partly sunny w/ a chance of morning showers.

Mid 60s°F

Upper 30s°F

Tuesday

Partly sunny.

Upper 50s°F

Upper 30s°F

Wednesday

Mostly sunny.

Lower 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 the clouds w/ a slight chance of afternoon rain showers. Wind chills 20-30 degrees.

In the clouds w/ a slight chance of rain showers.

In the clouds w/ rain showers likely, mainly during the afternoon, and a slight chance of thunderstorms.

Highs:

Mid 40s°F

Lows:

Rising into the upper 40s°F

Highs:

Lower 50s°F

Wind:

W shifting SW 40-55 mph, increasing to 50-70 mph w/ higher gusts

Wind:

W shifting SW 50-70 mph, decreasing to 35-50 mph w/ higher gusts early

Wind:

SW 35-50 mph, decreasing to 15-30 mph w/ higher gusts early

Air Quality Forecast: Good levels

Summit Data:

Auto Road Vertical Temperature Profile at

6288'

4:58 AM Summit Conditions

Yesterday

Almanac for Saturday, September 20, 2014

43.9°F

Weather:

Fog

Max. Temperature:

37°F

Record High:

60°F

set in

1945

5300'

Min. Temperature:

14°F

Record Low:

15°F

set in

1979

47.2°F

Temperature:

33°F

Peak Gust:

NW 48 mph

Average Daily Temperature:

39°F

4300'

Wind:

W 46 mph

Average Wind Speed:

22.8 mph

Average Monthly Temperature:

40.4°F

51.0°F

Wind Chill:

16.0°F

Liquid Precipitation:

0.00"

Average Monthly Precipitation:

8.55

3300'

Relative Humidity:

100%

Average Monthly Snowfall:

2.20

55.5°F

Visibility:

50 feet

Monthly Total Liquid Precip:

2.76"

Average Monthly Winds Speed:

29.4

2300'

Barometric Pressure:

24.02" steady

Snowfall:

0.0"

Sunrise:

6:23 A.M.

Sunset:

6:53 P.M.

53.1°F

Ground Conditions:

Damp rocks

Monthly Total Snowfall:

Trace

Length of Day:

12 hours 30 minutes

1600'

Special Phenomena:

57.7°F

 

 

Days with Fog this Month:

19

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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