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Griffith Lake Weather Forecast
| REST OF TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
 |  | | |  |  | | | | | | |
| Rain | Chance of Rain | Rain | Chance of Rain | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny |
| Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C | Lo: 40°FLo: 4°C | Hi: 60°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 61°FHi: 16°C |
| POP: 70% | POP: 50% | POP: 90% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1012 PM EDT Wed Sep 30 2026 
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Issued: 149 AM EDT Thu Oct 1 2026
Key Messages
- Rain into early Friday
- Clear and cold with possible frost/freeze
Discussion
... Issued at 250 PM EDT Wed Sep 30 2026- Rain into early Friday
Tropical moisture has begun to stream through the region today. A large upper level low is moving through the four corners region of southwest USA and propagating eastward. That low is advecting copious amounts of Gulf moisture along a boundary between a large upper level low moving across northern Canada and a high pressure system residing over sou...