White Mountain Region Forecast

Thursday, May 23, 2013

Valley Forecast:

Temperature

Wind

Today

Cloudy with the chance of showers and thunderstorms in the afternoon.

Lower 70s°F

Around 10 mph

Tonight

Thunderstorms in the evening with showers throughout the night.

Upper 50s°F

Becoming light and variable

Extended Outlook:

Highs

Lows

Tomorrow

Rain showers.

Lower 60s°F

Mid 40s°F

Saturday

Rain.

Around 50°F

Upper 30s°F

Sunday

Rain.

Lower 50s°F

Mid 30s°F

Monday

Partly Cloudy.

Lower 60s°F

Upper 30s°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

Intermittent clearing early then fog with rain showers possibly heavy at times and thunderstorms likely later.

In the clouds with showers and thunderstorms likely.

In the clouds with showers and thunderstorms possible.

Highs:

Lower 50s°F

Lows:

Upper 40s°F

Highs:

Upper 40s°F

Wind:

W shifting SW 50-65 mph decreasing to 40-55 mph

Wind:

SW 25-40 mph

Wind:

SW 15-30 mph

Air Quality Forecast: Good levels

Summit Data:

Auto Road Vertical Temperature Profile at

6288'

5:24 AM Summit Conditions

Yesterday

Almanac for Thursday, May 23, 2013

49.5°F

Weather:

Fog

Max. Temperature:

53°F

Record High:

63°F

set in

1977

5300'

Min. Temperature:

42°F

Record Low:

13°F

set in

1956

52.1°F

Temperature:

51°F

Peak Gust:

W 61 mph

Average Daily Temperature:

38°F

4300'

Wind:

W 42 mph

Average Wind Speed:

33.1 mph

Average Monthly Temperature:

35.5°F

56.4°F

Wind Chill:

0.0°F

Liquid Precipitation:

0.33"

Average Monthly Precipitation:

8.21

3300'

Relative Humidity:

100%

Average Monthly Snowfall:

12.50

60.6°F

Visibility:

75 feet

Monthly Total Liquid Precip:

6.06"

Average Monthly Winds Speed:

28.3

2300'

Barometric Pressure:

23.82" falling

Snowfall:

0.0"

Sunrise:

5:04 A.M.

Sunset:

8:20 P.M.

62.0°F

Ground Conditions:

Wet rocks w/ trail run-off

Monthly Total Snowfall:

0.9"

Length of Day:

15 hours 16 minutes

1600'

Special Phenomena:

67.9°F

 

 

Days with Fog this Month:

14

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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