Weather WorldSplit Rock Lake, IA Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Split Rock Lake Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 |  |  |  | | | | |  | |  | |
| Mostly Sunny | Partly Cloudy | Chance of Showers | Clear | Sunny | Mostly Clear | Mostly Clear | Partly Cloudy | Chance of Showers | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Hi: 75°FHi: 24°C Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C Lo: 59°FLo: 15°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C | Lo: 50°FLo: 10°C | Hi: 60°FHi: 16°C Lo: 45°FLo: 7°C | Hi: 60°FHi: 16°C Lo: 45°FLo: 7°C |
| POP: 50% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 241 AM CDT Thu Oct 08 2026 
Split Rock Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Split Rock Lake Weather Map
Split Rock Lake Quick Facts
Split Rock Lake Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1221 AM CDT Thu Oct 8 2026
Key Messages
- Near to slightly above normal temperatures today and Friday with highs in the upper 60s to 70s. Temperatures warm for the weekend with highs in the lower 80s for much of the area on Saturday.
- Temperatures cool down into next week with highs falling near to slightly below normal by Tuesday.
- Rain chances increase (20-50%) for Monday and Monday night.
Discussion
... Issued at 1218 AM CDT Thu Oct 8 2026
Today - Sunday: Mostly Dry with Warm Temperatures, Breezy on Saturday
Northwesterly flow ...