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Fern, IA Weather Forecast
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Fern Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
 |  | |  |  | | | |  |  | | |
| Mostly Sunny | Chance of T-Storm | Mostly Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Chance of Showers | Chance of T-Storm |
| Hi: 80°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C |
| POP: 40% | POP: 60% | POP: 70% | POP: 90% | POP: 80% | POP: 50% | POP: 30% | POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 222 AM CDT Fri Sep 11 2026 
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Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 303 AM CDT Fri Sep 11 2026
Key Messages
- Patchy fog possible overnight /mainly SE/ otherwise seasonally cool.
- Breezy Friday afternoon, with a chance for showers and thunderstorms /20-40%/ returning Friday night.
- An active weather pattern expected this weekend into the middle of next week with periods of thunderstorms, some strong to severe, along with the risk of heavy rainfall.
Aviation
/06Z TAFS THROUGH 06Z SATURDAY/... Issued at 1035 PM CDT Thu Sep 10 2026
VFR conditions prevail for much of the TAF period. Patchy fog is pos...