Mount Washington Observatory is a non-profit institution working to advance understanding of the natural systems that create the Earth's weather and climate.
Joined October 2010
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Alpine flowers are just starting to bloom on Mount Washington! Pictured here is Rhododendron lapponicum (pink) and Diapensia lapponica (white).
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Join Meteorologist Alex Branton as she discusses this weekend's Higher Summits Forecast.
youtu.be/z-wPqlWO5bg
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For full details, visit mountwashington.org/forecast.
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It's #NHGIVES! Now until 5pm, gifts of any amount to Mount Washington Observatory will be MATCHED 1:1 up to $20,000 thanks to two generous donors. Thank you for your support! Link to donate: nhgives.org/organization/Mou…
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It's officially #NHGives! NOW through tomorrow at 5pm, your gift of any amount to Mount Washington Observatory will be MATCHED 1:1 up to $20,000 thanks to two generous donors. Please consider making a gift to support our mission at the link below. Thank you! 💚
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Link to donate: nhgives.org/organization/Mou…
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The sun set just south of Jay Peak this evening and lit up the high clouds behind the tower. IT should be another sunny, warm day tomorrow before clouds and showers return by Wednesday. For more forecast details, please visit mountwashington.org/forecast for the latest.
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A thunderstorm passed over the summit yesterday evening and produced several lightning strikes. Seen here is highlight reel, recorded at 1x speed, of several of the closer ones between 930 PM and 945 PM EDT.
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Just before these lightning strikes, the summit recorded a wind gust of 83 mph as the gust front of this thunderstorm passed through. Sustained winds only a few minutes before were only in the high 30s.
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Only a few patches of snow from last weekend's snowstorm are left on the summit after the warm temperatures we've had over the past few days. Seen here is one of the last on the summit cone itself near Goofer Point around sunset yesterday. (1/2)
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The current dry streak will come to an end this weekend, along with the possibility of thunderstorms. For more information on this weekend's weather, please check out the latest higher summits forecast at mountwashington.org/forecast. (2/2)
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Join meteorologist Bailey Nordin as she discusses this weekend's Higher Summits Forecast.
youtu.be/8-2cfYv34E4
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For full details, visit mountwashington.org/forecast.
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Summit interns, Aubrey and Aspen, joined this week's summit volunteers, Kally and Eric, by the summit sign to enjoy the colorful sunset views today (6/2/2026).
#NHwx #NH #mountains #sunset #sunsetcolors
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SAVE THE DATE 🗓 #NHGives is on June 9-10!
This year, your gift to MWOBS of any amount will be MATCHED 1:1 up to $20,000 from 5:00 p.m. on June 9 to 5:00 p.m. on June 10, so you can double your giving impact. Bookmark our NH Gives page below!
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Please consider a donation on our page on June 9 starting at 5pm EST. Thank you for your support! nhgives.org/organization/Mou…
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Frosty T. Snowman, sporting his nicest scarf, scratched a June bucket list item off by getting a picture taken by the summit sign this morning.
#NHwx #NH #mountains #snow
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Sunrise from the summit of Mt Washington, NH, this morning (31 May 2026). Mixed showers and some thunderstorms are expected today. Full details available at mountwashington.org/weather/…
#NHwx #NH #mountains #snow #sunrise
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