Weather WorldTriss Lake, PA Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Triss Lake Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  |  | | | |  |  | | | |
| Mostly Cloudy | Partly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Sunny |
| Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 75°FHi: 24°C |
| POP: 50% | POP: 50% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 600 PM EDT Sun Aug 30 2026 
Triss Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Triss Lake Weather Map
Triss Lake Quick Facts
Triss Lake Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 250 PM EDT Sun Aug 30 2026
Key Messages
1) Light rain north, scattered thunderstorms southeast today 2) Late summer heat+humidity to close August and open September 3) Bouts of heavy rain & severe storms possible Tuesday- Thursday
Discussion
... KEY MESSAGE 1: Light rain north, scattered thunderstorms southeast today
An ill-defined front will continue to drift into Central PA this afternoon, bringing some warm advection showers across the northern tier. Although showers are expected to weaken with eastward extent as they enco...