Weather World
Iona, SD Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Iona Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | SUNDAY NIGHT |
 | |  | | |  |  | |  |  | | |
| Chance of Rain | Rain | Chance of Rain | Chance of Rain | Chance of Rain | Partly Sunny | Mostly Clear | Partly Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear |
| Lo: 45°FLo: 7°C | Hi: 45°FHi: 7°C | Lo: 35°FLo: 2°C | Hi: 49°FHi: 9°C | Lo: 35°FLo: 2°C | Hi: 50°FHi: 10°C | Lo: 29°FLo: -2°C | Hi: 50°FHi: 10°C | Hi: 55°FHi: 13°C Lo: 35°FLo: 2°C | Hi: 55°FHi: 13°C Lo: 35°FLo: 2°C | Hi: 55°FHi: 13°C Lo: 35°FLo: 2°C | Hi: 59°FHi: 15°C Lo: 35°FLo: 2°C |
| POP: 90% | POP: 70% | POP: 20% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 721 PM CST Mon Nov 02 2026 
Iona Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Iona Weather Map
Iona Quick Facts
Iona Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 541 PM CST Mon Nov 2 2026
Key Messages
- Light rain and drizzle will continue before slowly diminishing over central SD Tuesday afternoon. Rainfall amounts will be light, ranging from 0.01 to 0.4 inches, with the highest amounts east of a line from Groton to Redfield through Tuesday afternoon. A 50-80% chance of light rain will continue over northeastern SD/west central MN into Wednesday night.
- Winds out of the north will gust 30 to 45 mph, lowest over west central MN. Higher gusts nearing 45 to 50 mph mainly west of the Mi...