| National Weather Service Forecast for:
Grafton ND Issued by: National Weather Service Grand Forks, ND |
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| Updated: 4:46 pm CDT Jul 28, 2026 | ||||||||||||||||||
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| Tonight |
Patchy smoke before 2am. Partly cloudy, with a low around 64. Southeast wind 5 to 7 mph. |
| Wednesday |
Patchy smoke after 10am. Mostly sunny and hot, with a high near 97. Heat index values as high as 101. Southwest wind 6 to 11 mph becoming north northwest in the morning. |
| Wednesday Night |
A slight chance of showers and thunderstorms before midnight, then a slight chance of showers and thunderstorms after 1am. Patchy smoke before 8pm. Increasing clouds, with a low around 68. South wind 8 to 10 mph. Chance of precipitation is 20%. |
| Thursday |
Showers likely, then showers and possibly a thunderstorm after 1pm. High near 85. West southwest wind 7 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. |
| Thursday Night |
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 61. North wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. |
| Friday |
Mostly sunny, with a high near 86. North wind 7 to 9 mph. |
| Friday Night |
Partly cloudy, with a low around 60. North wind 5 to 7 mph. |
| Saturday |
Mostly sunny, with a high near 87. North wind 5 to 9 mph becoming east southeast in the afternoon. |
| Saturday Night |
Mostly clear, with a low around 63. East wind 8 to 11 mph. |
| Sunday |
Mostly sunny and hot, with a high near 93. Windy, with a south wind 14 to 19 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph. |
| Sunday Night |
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. Breezy, with a south wind 20 to 26 mph, with gusts as high as 37 mph. |
| Monday |
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. South wind around 17 mph becoming west in the afternoon. |
| Monday Night |
A 40 percent chance of showers. Partly cloudy, with a low around 56. Northwest wind 10 to 16 mph. |
| Tuesday |
Mostly sunny, with a high near 79. West northwest wind 10 to 14 mph. |
Forecast from NOAA-NWS for Grafton ND.
