Underwood, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Underwood, a city in Mclean County, North Dakota.
Today
72°F
Sunny
Sunny. High near 72, with temperatures falling to around 70 in the afternoon. West wind 13 to 16 mph, with gusts as high as 28 mph.
7-day forecast for Underwood
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Sunny | 13 to 16 mph W | 0% |
| Tonight | 48°F | Mostly Clear | 3 to 14 mph SW | 0% |
| Wednesday | 81°F | Mostly Sunny | 7 to 16 mph W | 0% |
| Wednesday Night | 53°F | Mostly Clear | 6 to 14 mph SW | 4% |
| Thursday | 85°F | Sunny | 6 to 14 mph W | 1% |
| Thursday Night | 56°F | Mostly Clear | 5 to 13 mph E | 0% |
| Friday | 84°F | Sunny | 8 to 12 mph N | 0% |
| Friday Night | 55°F | Mostly Clear | 9 mph NE | 2% |
| Saturday | 86°F | Sunny | 8 to 12 mph NE | 2% |
| Saturday Night | 56°F | Mostly Clear | 13 mph NE | 6% |
| Sunday | 82°F | Mostly Sunny | 9 to 13 mph E | 11% |
| Sunday Night | 56°F | Slight Chance Showers And Thunderstorms | 13 mph E | 32% |
| Monday | 79°F | Chance Showers And Thunderstorms | 14 mph NE | 32% |
| Monday Night | 55°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 13 mph E | 29% |
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
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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 Aug 4, 2026.