Weather WorldSummit Lake, IN Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Summit Lake Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  |  |  |  |  |  |  |  | | | |
| Clearing | Mostly Clear | Sunny | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Showers Likely | Showers | Chance of Showers | Chance of Showers | Mostly Sunny | Clear |
| Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 59°FHi: 15°C | Lo: 35°FLo: 2°C | Hi: 55°FHi: 13°C | Lo: 35°FLo: 2°C |
| POP: 70% | POP: 70% | POP: 50% | POP: 70% | POP: 70% | POP: 30% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 757 AM EDT Mon Oct 12 2026 
Summit Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Summit Lake Weather Map
Summit Lake Quick Facts
Summit Lake Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 645 AM EDT Mon Oct 12 2026
Key Messages
- Unseasonably warm today and Tuesday with highs generally in the 80s.
- Low chances (<20%) for a few showers and storms along and north of the Michigan stateline this evening.
- Additional chances (40-70%) of showers arrives Tuesday night through Thursday.
Discussion
... Issued at 203 AM EDT Mon Oct 12 2026
Pockets of fog, locally dense, have been observed in several locations as xover temps are exceeded. These pockets appear to be somewhat shallow in nature and should begin to lessen some as combination of high clouds and a slight increase in boundary layer winds occurs. Not pla...