Weather WorldLost Trail, PA Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Lost Trail Weather Forecast
| OVERNIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 | |  |  | |  | |  | | | | |
| Patchy Fog | Patchy Fog | Chance of Showers | Showers | Showers Likely | Partly Sunny | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 50°FLo: 10°C | Hi: 59°FHi: 15°C | Lo: 49°FLo: 9°C | Hi: 55°FHi: 13°C | Lo: 45°FLo: 7°C | Hi: 55°FHi: 13°C | Lo: 45°FLo: 7°C | Hi: 55°FHi: 13°C |
| POP: 90% | POP: 100% | POP: 70% | POP: 50% | POP: 50% | POP: 50% | POP: 50% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1030 PM EDT Fri Sep 18 2026 
Lost Trail Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Lost Trail Weather Map
Lost Trail Quick Facts
Lost Trail Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 753 PM EDT Fri Sep 18 2026
Key Messages
1) Becoming noticeably less humid through the day today with cooler air settling in for tonight.
2) Rain returning by Sunday, heavy at times.
3) Rainy pattern continues into much of next week.
Discussion
... KEY MESSAGE 1: Becoming noticeably less humid through the day today with cooler air settling in for tonight.
With the cold front now pushing into the southern tier, high clouds are peeling off to the south. However, moisture remains trapped in the boundary layer resulting in widesprea...