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Armstrong Weather Forecast
| REST OF TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
 |  | | | | |  |  | | |  | |
| Mostly Cloudy | Chance of Showers | Showers | Chance of Showers | Chance of Showers | Showers | Chance of T-Storm | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Chance of Showers | Showers |
| Lo: 55°FLo: 13°C | Hi: 61°FHi: 16°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 59°FLo: 15°C | Hi: 61°FHi: 16°C |
| POP: 90% | POP: 90% | POP: 20% | POP: 70% | POP: 90% | POP: 30% | POP: 50% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 127 AM CDT Thu Sep 24 2026 
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Issued: 204 AM CDT Thu Sep 24 2026
Key Messages
- Cloudy today with rain beginning in northwest Iowa this morning, then moving southeast through the day.
- Showers and a few rumbles of thunder expand across Iowa on Friday and Saturday, tapering off on Sunday. Severe storms are not anticipated but pockets of heavier rain are possible.
- Another strong system will arrive Tuesday next week.
Aviation
/06Z TAFS THROUGH 06Z FRIDAY/... Issued at 1041 PM CDT Wed Sep 23 2026
VFR conditions are expected to continue throughout the morning, with cloud...