National Weather Service Forecast for: Mayville ND
Issued by: National Weather Service Grand Forks, ND
Updated: 9:37 pm CDT Jun 18, 2026
 
Tonight

Tonight: A slight chance of showers between 2am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 48. South wind 5 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Partly Cloudy
then Chance
Showers
 Juneteenth

Juneteenth: Showers and thunderstorms, mainly before 2pm. High near 70. Breezy, with a west wind 10 to 15 mph becoming north northwest 16 to 21 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers and
Breezy

 Friday
Night
Friday Night: Partly cloudy, with a low around 46. Breezy, with a northwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight.
Partly Cloudy
and Breezy
then Partly
Cloudy
 Saturday

Saturday: Cloudy through mid morning, then clearing, with a high near 72. North wind 6 to 9 mph.
Clearing

 Saturday
Night
Saturday Night: Partly cloudy, with a low around 45. Northeast wind 7 to 9 mph.
Partly Cloudy

 Sunday

Sunday: Mostly sunny, with a high near 73. Northeast wind 9 to 16 mph.
Mostly Sunny

 Sunday
Night
Sunday Night: Mostly cloudy, with a low around 48. Northeast wind 6 to 15 mph.
Mostly Cloudy

 Monday

Monday: Partly sunny, with a high near 73. North northeast wind 7 to 10 mph becoming south southeast in the afternoon.
Partly Sunny

 Monday
Night
Monday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 51. Southeast wind 7 to 9 mph.
Slight Chance
T-storms then
Chance
Showers
Lo 48 °F Hi 70 °F Lo 46 °F Hi 72 °F Lo 45 °F Hi 73 °F Lo 48 °F Hi 73 °F Lo 51 °F

 

Tonight
 
 A slight chance of showers between 2am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 48. South wind 5 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth
 
 Showers and thunderstorms, mainly before 2pm. High near 70. Breezy, with a west wind 10 to 15 mph becoming north northwest 16 to 21 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
 
 Partly cloudy, with a low around 46. Breezy, with a northwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight.
Saturday
 
 Cloudy through mid morning, then clearing, with a high near 72. North wind 6 to 9 mph.
Saturday Night
 
 Partly cloudy, with a low around 45. Northeast wind 7 to 9 mph.
Sunday
 
 Mostly sunny, with a high near 73. Northeast wind 9 to 16 mph.
Sunday Night
 
 Mostly cloudy, with a low around 48. Northeast wind 6 to 15 mph.
Monday
 
 Partly sunny, with a high near 73. North northeast wind 7 to 10 mph becoming south southeast in the afternoon.
Monday Night
 
 A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 51. Southeast wind 7 to 9 mph.
Tuesday
 
 A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 72. South southwest wind 9 to 17 mph becoming west in the afternoon. Chance of precipitation is 60%.
Tuesday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 49. North northwest wind 8 to 14 mph.
Wednesday
 
 A 20 percent chance of showers. Mostly sunny, with a high near 74. North wind 10 to 13 mph.
Wednesday Night
 
 Mostly clear, with a low around 50. North wind 5 to 11 mph.
Thursday
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77. North wind 6 to 10 mph becoming southeast in the afternoon.

 

Forecast from NOAA-NWS for Mayville ND.