Weather WorldRound Lake, ME Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Round Lake Weather Forecast
| OVERNIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  |  |  |  |  |  | | |  | | |
| Mostly Cloudy | Isolated Showers | Patchy Fog | Chance of Showers | Chance of Showers | Sunny | Clear | Mostly Sunny | Chance of Showers | Showers | Showers Likely | Chance of Showers |
| Lo: 59°FLo: 15°C | Hi: 80°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C |
| POP: 20% | POP: 20% | POP: 20% | POP: 50% | POP: 70% | POP: 60% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 940 PM EDT Tue Aug 18 2026 
Round Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Round Lake Weather Map
Round Lake Quick Facts
Round Lake Forecast Discussion
Issued: 1009 PM EDT Tue Aug 18 2026
Key Messages
1) Areas of fog again tonight and Wednesday night. Fog could be locally dense at times and impact travel. Dense fog is most likely in low-lying areas.
2) Chance of showers and storms on Wednesday. Showers and storms will be isolated to scattered in nature, with the better chance over North/Northwest Maine.
3) There is the potential for widespread rainfall from Sunday into Monday. It is not certain how much, if any, relief this could bring to the developing...