National Weather Service United States Department of Commerce

Flash flooding possible for parts of Upper Midwest

A slow-moving weather system progressing from the northern Plains to the Great Lakes will bring excessive rainfall and a risk of flash flooding to portions of the Upper Midwest on Friday. The heaviest rainfall is expected from central Iowa northeastward across southeastern Minn. and into Wisc. Rainfall totals of 1-2 inches, with locally-higher amounts, are possible through Saturday morning.
Read More...

Hazardous Weather Conditions

Current Conditions

En Español

Share |

Grafton ND

7 Day Forecast

For More Weather Information:

Grand Forks, ND Local Forecast Office

Tonight

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 10 °C

Saturday

Sunny

Sunny

High: 23 °C

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 15 °C

Sunday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 24 °C

Sunday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 13 °C

Labor
Day

Mostly Sunny

Mostly
Sunny

High: 23 °C

Monday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 12 °C

Tuesday

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

High: 24 °C

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 12 °C

Detailed Forecast

  • Tonight A 20 percent chance of showers before 8pm. Partly cloudy, with a low around 10. North wind 16 to 21 km/h decreasing to 10 to 15 km/h after midnight.
  • Saturday Sunny, with a high near 23. North wind 5 to 13 km/h becoming south southeast in the afternoon.
  • Saturday Night A 40 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 15. South southeast wind 13 to 21 km/h. New rainfall amounts between 2.5 and 5 mm possible.
  • Sunday Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 24. South southeast wind 16 to 18 km/h becoming west in the afternoon. Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
  • Sunday Night A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 13. West northwest wind 11 to 13 km/h.
  • Labor Day Mostly sunny, with a high near 23.
  • Monday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 12.
  • Tuesday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 24.
  • Tuesday Night Partly cloudy, with a low around 12.
  • Wednesday Mostly sunny, with a high near 24.
  • Wednesday Night Partly cloudy, with a low around 13.
  • Thursday A chance of showers and thunderstorms. Mostly sunny, with a high near 24.
  • Thursday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 12.
  • Friday Partly sunny, with a high near 21.