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Lost River, New Hampshire Weather Forecast
Lost River, New Hampshire Weather
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Weather Forecast for Lost River, New Hampshire : Grafton County
Issued: 6:15 pm EST Dec 28, 2025 Latitude: 44.0370109 Longitude: -71.7842499 View on Google Maps

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Tonight Monday Tuesday Wednesday New Year's Day Friday Saturday Sunday
100% chance of freezing rain, snow, & sleet on Tonight 100% chance of freezing rain, snow, & sleet on Monday 30% chance of snow on Tuesday 50% chance of snow on Wednesday Mostly Sunny on New Year's Day Partly Sunny on Friday Partly Sunny on Saturday Partly Sunny on Sunday
Low: 23°F High: 35°F High: 12°F High: 21°F High: 11°F High: 15°F High: 20°F High: 20°F
Low: 9 °F Low: 4 °F Low: 0°F Low: -1°F Low: 3°F Low: 7°F  
Freezing Rain, Snow, & Sleet Freezing Rain, Snow, & Sleet Snow Snow Mostly Sunny Partly Sunny Partly Sunny Partly Sunny
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Current Conditions at
WHITEFIELD - (KHIE)
19°
Cloudy
Light Freezing Rain
as of 11:32 PM EST
Rel. Humidity: 85%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 29.74 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Broken at 4800ft, Solid Overcast at 7000ft
Current Conditions at
MT WASHINGTON - (KMWN)
30°
Feels like 12°F
Clear
Freezing Fog
as of 10:50 PM EST
Rel. Humidity: 100%
Dew Point: 30°F
Visibility: 1/16 Miles
Flight Rule: IFR
Wind Data
45 MPH
240° Southwest
Current Conditions at
ST JOHNSBURY - (K1V4)
19°
Partly Cloudy
as of 10:54 PM EST
Rel. Humidity: 67%
Dew Point: 10°F
Pressure: 29.76 in.
Wind Data
Calm
Current Conditions at
LACONIA - (KLCI)
27°
Cloudy
as of 10:56 PM EST
Rel. Humidity: 79%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 10000ft
100% chance of freezing rain, snow, & sleet Tonight Tonight... Freezing rain before 2am, then freezing rain, possibly mixed with snow and sleet. Low around 23. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total nighttime ice accumulation of 0.2 to 0.4 of an inch possible. Total nighttime snow and sleet accumulation of less than a half inch possible.
100% chance of freezing rain, snow, & sleet Monday Monday... Rain and freezing rain, possibly mixed with snow before 4pm, then a chance of rain and snow between 4pm and 5pm, then a chance of rain, snow, and sleet after 5pm. High near 35. South wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New ice accumulation of 0.1 to 0.3 of an inch possible. New snow and sleet accumulation of less than a half inch possible.
30% chance of snow Monday Night Monday Night... A 30 percent chance of snow, mainly before 3am. Mostly cloudy, with a low around 9. Wind chill values as low as -4. West wind 10 to 15 mph, with gusts as high as 30 mph.
30% chance of snow Tuesday Tuesday... A chance of snow between 7am and noon. Mostly cloudy, with a high near 12. Wind chill values as low as -12. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 4. Breezy, with a west wind 15 to 25 mph, with gusts as high as 40 mph.
50% chance of snow Wednesday Wednesday... A 50 percent chance of snow after 1pm. Mostly cloudy, with a high near 21.
40% chance of snow Wednesday Night Wednesday Night... A 40 percent chance of snow before 1am. Mostly cloudy, with a low around 0.
Mostly Sunny on New Year's Day New Year's Day... Mostly sunny, with a high near 11.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around -1.
Partly Sunny on Friday Friday... Partly sunny, with a high near 15.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 3.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 20.
30% chance of snow Saturday Night Saturday Night... A 30 percent chance of snow. Mostly cloudy, with a low around 7.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 20.
Current Radar Image


Sun Almanac for Lost River, New Hampshire
Sunrise: 07:22 AM
Sunset: 4:16 PM
Civil Sunrise:06:48 AM
Civil Sunset: 4:49 PM
Nautical Sunrise: 06:12 AM
Nautical Sunset: 5:26 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:01 PM
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