White Mountain Region Forecast

Friday, July 3, 2009

Valley Forecast:

Temperature

Wind

Today

Mostly cloudy w/ a chance of showers/thunderstorms. Areas of fog and drizzle early.

around 70°F

Variable and light

Tonight

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

upper 50s°F

Variable and light

Extended Outlook:

Highs

Lows

Tomorrow

Mostly cloudy becoming partly cloudy. Chance of showers/afternoon thunderstorms.

mid 70s°F

around 50°F

Sunday

Partly cloudy. Chance of showers overnight.

upper 70s°F

lower 50s°F

Monday

Cloudy w/ showers likely.

upper 60s°F

around 50°F

Tuesday

Mostly cloudy w/ a chance of showers.

upper 60s°F

around 50°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/ rain showers likely and a chance of thunderstorms.

In the clouds w/ rain showers likely and a chance of evening thunderstorms.

Mostly in the cloudy under mostly cloudy skies w/ rain showers likely early then a chance of afternoon shower/thunderstorms. Wind chills 20-30 above.

Highs:

upper 40s°F

Lows:

lower 40s°F

Highs:

mid 40s early falling to upper 30s by the afternoon°F

Wind:

SW shifting W 10-25 mph increasing to 20-35 mph w/ higher gusts likely

Wind:

W 20-35 mph increasing to 25-40 mph w/ higher gusts likely

Wind:

W shifting NW 25-40 mph increasing to 40-55 mph w/ higher gusts

Air Quality Forecast: Good levels

Summit Data:

Auto Road Vertical Temperature Profile at

6288'

5:04 AM Summit Conditions

Yesterday

Almanac for Friday, July 3, 2009

47.8°F

Weather:

Dense fog

Max. Temperature:

49°F

Record High:

65°F

set in

1966

5300'

Min. Temperature:

44°F

Record Low:

28°F

set in

1982

50.1°F

Temperature:

47°F

Peak Gust:

SE 46 mph

Average Daily Temperature:

48°F

4300'

Wind:

SW 18 mph

Average Wind Speed:

28.6 mph

Average Monthly Temperature:

48.7°F

52.9°F

Wind Chill:

40.0°F

Liquid Precipitation:

2.25"

Average Monthly Precipitation:

8.02

3300'

Relative Humidity:

100%

Average Monthly Snowfall:

Trace

55.8°F

Visibility:

50 feet

Monthly Total Liquid Precip:

2.44"

Average Monthly Winds Speed:

26.0

2300'

Barometric Pressure:

23.72" falling slowly

Snowfall:

0.0"

Sunrise:

5:00 A.M.

Sunset:

8:38 P.M.

59.1°F

Ground Conditions:

Wet rocks w/ puddles and trail run-off

Monthly Total Snowfall:

0.0"

Length of Day:

15 hours 38 minutes

1600'

Special Phenomena:

62.3°F

 

 

Days with Fog this Month:

2

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.

www.mountwashington.org