Fortuna, Friday, 9 October, 12:49
Clear. Feels like 86°. High 87°, low 60°.
Fortuna, Saturday, 10 October
Overcast. High 84°, low 58°.
Fortuna, Sunday, 11 October
Clear. High 91°, low 59°.
Fortuna, Monday, 12 October
Clear. High 91°, low 73°.
Fortuna, Tuesday, 13 October
Light rain. High 92°, low 75°.
Fortuna, Wednesday, 14 October
Rain. High 75°, low 71°.
Fortuna, Thursday, 15 October
Heavy rain. High 80°, low 69°.
Fortuna, Friday, 16 October
Light rain. High 73°, low 48°.
Fortuna, Saturday, 17 October
Clear. High 51°, low 38°.
Fortuna, Sunday, 18 October
Clear. High 63°, low 35°.
Fortuna, Monday, 19 October
Overcast. High 66°, low 44°.
Fortuna, Tuesday, 20 October
Mostly clear. High 72°, low 46°.
Fortuna, Wednesday, 21 October
Mostly clear. High 77°, low 52°.
Fortuna, Thursday, 22 October
Light rain. High 68°, low 58°.
Fortuna, Friday, 23 October
Clear. High 55°, low 41°.
Fortuna, Saturday, 24 October
Clear. High 51°, low 33°.
The first 16 days come from weather models — reliable for the first 3–5 days and progressively less so after that. Days 17 through 30 for Fortuna, MO are built from the climate normal, the 60-year average, so they show typical weather for those dates rather than a specific forecast.
We compare the forecast against the climate normal for those exact calendar days, computed from 60 years of observations. The deviation shows how much the coming month differs from a typical one.
They are real temperature extremes recorded in Fortuna, MO since 1960: the highest and lowest reading for each calendar date, with the year it happened.
The forecast portion refreshes every hour; the climate portion is based on long-term data and stays stable.