National Weather Service Forecast for: Bow NH
Issued by: National Weather Service Gray/Portland, ME
Updated: 2:35 pm EDT Jul 28, 2026
 
Tonight

Tonight: Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 64. Southeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers
Likely then
Slight Chance
Showers
 Wednesday

Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Cloudy, with a high near 73. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Showers
Likely

 Wednesday
Night
Wednesday Night: Showers and possibly a thunderstorm. Low around 57. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Showers

 Thursday

Thursday: Showers. High near 69. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Showers

 Thursday
Night
Thursday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 57. North wind around 5 mph. Chance of precipitation is 60%.
Showers
Likely then
Mostly Cloudy
 Friday

Friday: Mostly sunny, with a high near 79.
Mostly Sunny

 Friday
Night
Friday Night: Mostly clear, with a low around 59.
Mostly Clear

 Saturday

Saturday: Sunny, with a high near 82.
Sunny

 Saturday
Night
Saturday Night: Partly cloudy, with a low around 62.
Partly Cloudy
Lo 64 °F Hi 73 °F Lo 57 °F Hi 69 °F Lo 57 °F Hi 79 °F Lo 59 °F Hi 82 °F Lo 62 °F

 

Tonight
 
 Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 64. Southeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
 
 A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Cloudy, with a high near 73. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
 
 Showers and possibly a thunderstorm. Low around 57. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Thursday
 
 Showers. High near 69. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday Night
 
 Showers likely, mainly before 7pm. Mostly cloudy, with a low around 57. North wind around 5 mph. Chance of precipitation is 60%.
Friday
 
 Mostly sunny, with a high near 79.
Friday Night
 
 Mostly clear, with a low around 59.
Saturday
 
 Sunny, with a high near 82.
Saturday Night
 
 Partly cloudy, with a low around 62.
Sunday
 
 A 30 percent chance of showers after 3pm. Partly sunny, with a high near 81.
Sunday Night
 
 A 30 percent chance of showers. Mostly cloudy, with a low around 63.
Monday
 
 A 40 percent chance of showers. Partly sunny, with a high near 79.
Monday Night
 
 A 30 percent chance of showers. Partly cloudy, with a low around 60.
Tuesday
 
 Sunny, with a high near 81.

 

Forecast from NOAA-NWS for Bow NH.