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Blackwater, New Hampshire Weather Forecast
Blackwater, New Hampshire Weather
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Weather Forecast for Blackwater, New Hampshire : Strafford County
Issued: 12:33 pm EST Jan 23, 2026 Latitude: 43.2456387 Longitude: -70.9136719 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Clear on Tonight Sunny on Saturday 80% chance of snow on Sunday 100% chance of snow on Monday Mostly Sunny on Tuesday Sunny on Wednesday Partly Sunny on Thursday Mostly Sunny on Friday
Low: -2°F High: 11°F High: 17°F High: 20°F High: 20°F High: 21°F High: 19°F High: 23°F
Low: -2°F Low: 10°F Low: 6 °F Low: 3°F Low: 1°F Low: 4°F  
Mostly Clear Sunny Snow Snow Mostly Sunny Sunny Partly Sunny Mostly Sunny
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Current Conditions at
PORTSMOUTH - (KPSM)
14°
Feels like 0°F
Mostly Clear
as of 10:55 PM EST
Rel. Humidity: 40%
Dew Point: -6°F
Visibility: 10 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
13 MPH
280° West
Cloud Level(s): Few at 4600ft
Current Conditions at
SANFORD MUNICIPAL - (KSFM)
12°
Feels like -3°F
Clear
as of 10:56 PM EST
Rel. Humidity: 36%
Dew Point: -9°F
Visibility: 10 Miles
Pressure: 30.20 in.
Flight Rule: VFR
Wind Data
14 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
CONCORD - (KCON)
10°
Feels like -7°F
Clear
as of 10:51 PM EST
Rel. Humidity: 32%
Dew Point: -13°F
Visibility: 10 Miles
Pressure: 30.23 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 29 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
MANCHESTER - (KMHT)
12°
Feels like -5°F
Mostly Clear
as of 10:53 PM EST
Rel. Humidity: 36%
Dew Point: -9°F
Visibility: 10 Miles
Pressure: 30.24 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 31 MPH
300° Northwest
Cloud Level(s): Few at 5500ft
Mostly Clear on Tonight Tonight... Mostly clear, with a low around -2. Wind chill values as low as -17. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

Sunny on Saturday Saturday... Sunny, with a high near 11. Wind chill values as low as -20. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

Increasing Clouds on Saturday Night Saturday Night... Increasing clouds, with a low around -2. Wind chill values as low as -9. West wind around 5 mph becoming calm after midnight.

80% chance of snow Sunday Sunday... Snow, mainly after noon. High near 17. Wind chill values as low as -2. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

100% chance of snow Sunday Night Sunday Night... Snow. The snow could be heavy at times. Low around 10. Northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

100% chance of snow Monday Monday... Snow. High near 20. Chance of precipitation is 100%.

60% chance of snow Monday Night Monday Night... Snow likely, mainly before 7pm. Mostly cloudy, with a low around 6. Chance of precipitation is 60%.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 20.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 3.

Sunny on Wednesday Wednesday... Sunny, with a high near 21.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 1.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 19.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 4.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 23.

Current Radar Image


Sun Almanac for Blackwater, New Hampshire
Sunrise: 07:07 AM
Sunset: 4:44 PM
Civil Sunrise:06:36 AM
Civil Sunset: 5:15 PM
Nautical Sunrise: 06:02 AM
Nautical Sunset: 5:49 PM
Astro Sunrise: 05:28 AM
Astro Sunset: 6:23 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.