Fortescue, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fortescue, a town in Brown County, Missouri.
This Afternoon
66°F
Chance Rain Showers
A chance of rain showers. Cloudy. High near 66, with temperatures falling to around 56 in the afternoon. Northwest wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Fortescue
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Chance Rain Showers | 17 mph NW | 39% |
| Tonight | 45°F | Chance Rain Showers then Cloudy | 12 to 20 mph NW | 30% |
| Wednesday | 57°F | Mostly Cloudy | 9 to 15 mph W | 7% |
| Wednesday Night | 40°F | Mostly Clear | 6 mph W | 4% |
| Thursday | 56°F | Partly Sunny then Slight Chance Rain Showers | 7 to 10 mph NW | 21% |
| Thursday Night | 39°F | Mostly Cloudy | 6 mph NNW | 4% |
| Friday | 56°F | Partly Sunny | 5 mph N | 1% |
| Friday Night | 37°F | Mostly Cloudy | 1 mph NW | 0% |
| Saturday | 61°F | Mostly Sunny | 0 to 3 mph WSW | 2% |
| Saturday Night | 39°F | Mostly Clear | 2 mph W | 6% |
| Sunday | 66°F | Sunny | 5 mph WSW | 3% |
| Sunday Night | 41°F | Mostly Clear | 5 mph SW | 0% |
| Monday | 70°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 43°F | Mostly Clear | 5 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Fortescue (40.052, -95.318). Updated through the day.
Growing snapshot for Fortescue
Last spring frost
Apr 16
First fall frost
Oct 20
Growing season
186 days
Hardiness zone
6a
More local growing data for Fortescue: nearby ZIP 66094 weather · frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Oregon, Mo (10.5 mi from Fortescue). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.