Underwood, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Underwood, a city in Mclean County, North Dakota.
This Afternoon
72°F
Partly Sunny
Partly sunny. High near 72, with temperatures falling to around 70 in the afternoon. Southeast wind around 12 mph.
7-day forecast for Underwood
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Partly Sunny | 12 mph SE | 1% |
| Tonight | 52°F | Mostly Cloudy then Patchy Fog | 3 to 10 mph SE | 1% |
| Saturday | 68°F | Slight Chance Rain Showers | 3 to 12 mph E | 21% |
| Saturday Night | 49°F | Cloudy then Slight Chance Rain Showers | 13 mph NE | 17% |
| Sunday | 64°F | Slight Chance Rain Showers | 9 to 13 mph E | 23% |
| Sunday Night | 46°F | Slight Chance Rain Showers then Mostly Cloudy | 6 to 9 mph E | 23% |
| Monday | 69°F | Mostly Sunny | 6 to 12 mph SE | 6% |
| Monday Night | 46°F | Partly Cloudy | 10 mph SE | 3% |
| Tuesday | 70°F | Mostly Sunny | 12 to 20 mph SE | 3% |
| Tuesday Night | 51°F | Mostly Cloudy | 15 mph SE | 8% |
| Wednesday | 74°F | Partly Sunny | 16 mph S | 11% |
| Wednesday Night | 52°F | Slight Chance Rain Showers | 7 to 12 mph S | 16% |
| Thursday | 78°F | Sunny | 7 to 10 mph SE | 11% |
| Thursday Night | 53°F | Mostly Clear | 9 mph SE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Underwood (47.456, -101.141). Updated through the day.
Growing snapshot for Underwood
Last spring frost
May 10
First fall frost
Sep 29
Growing season
139 days
Hardiness zone
4a
More local growing data for Underwood: nearby ZIP 58576 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Benedict
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Max
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Pick City
Riverdale
Ruso
Ryder
Turtle Lake
Washburn
White Shield
Climate data from the nearest NOAA station, Underwood, Nd (3.4 mi from Underwood). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.