Summit forecast for 4,340 ft · Osceola · Updated 3x daily
As of August 16, 2026 at 8:20 PM ET
Mount Osceola (4,340 ft) is currently 54°F (feels like 51°F) with overcast and S winds at 4 mph, gusting to 12 mph. Today's freezing level is 13,255–15,190 ft. Expect the summit to run about 10°F colder than the trailhead. Trail conditions are rated Difficult.
Valley forecasts don't apply up high — temperatures drop about 3.2°F per 1,000 ft on Mount Osceola.
| Elevation | Temp Range | Max Wind | Wind Chill (Low) |
|---|---|---|---|
| Summit 4,340 ft | 49° – 56°F | 25 mph | 41°F |
| Treeline 4,000 ft | 49° – 57°F | 25 mph | 41°F |
| Trailhead 2,000 ft | 52° – 66°F | 10 mph | 52°F |
Freezing level today: 13,255–15,190 ft
~3.2°F drop per 1,000ft
Tap a day header to expand to 3hr or hourly detail
Sunday Aug 16 | Today Aug 17 | Tomorrow Aug 18 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| AM | PM | night | AM | PM | night | AM | PM | night | |
| Temperature & Wind | |||||||||
| Weather | fog | cloudy | rain | rain | drizzle | fog | fog | drizzle | drizzle |
| Temp °F hi / lo | 51° 49° | 56° 52° | 56° 55° | 57° 56° | 61° 57° | 60° 58° | 57° 55° | 63° 56° | 60° 58° |
| Chill °F | 44° | — | — | — | — | — | — | — | — |
| Wind mph | 14 | 19 | 32 | 28 | 20 | 7 | 10 | 8 | 8 |
| Gust mph est. | 22 | 30 | 51 | 45 | 32 | 11 | 16 | — | — |
| Storm risk | — | — | — | — | — | — | — | mod | — |
| Precipitation | |||||||||
| Precip in (rain/snow) | - | - | 0.2 | 0.4 | - | - | - | 0.1 | - |
| Freezing ft | 14,444 ft | 14,663 ft | 14,594 ft | ||||||
| Conditions | |||||||||
| Cloud cover | 10% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| Vis mi | 0.2 | clear | <0.1 | <0.1 | <0.1 | 0.2 | 0.2 | clear | clear |
| UV | 5 | 7 | — | 0 | 2 | — | 4 | 6 | — |
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| Elevation | Sunday Aug 16 | Today Aug 17 | Tomorrow Aug 18 |
|---|---|---|---|
| lo/hi °F · wind mph & dir · chill °F | |||
| Summit 4,340 ft | 49/51° 14 | 56/57° 28 | 55/57° 10 |
| 4,100 ft | 49/51° 14 | 56/57° 28 | 56/58° 11 |
| 3,300 ft | 50/53° 13 | 58/59° 25 | 58/60° 13 |
| 2,500 ft | 51/57° 8 | 60/61° 16 | 61/63° 11 |
| Trailhead 2,000 ft | 52/59° 7 | 62/62° 13 | 63/64° 9 |
4 more days of forecast — plan around the weather window, not just tomorrow.
Conditions synthesized from: NWS Higher Summits Forecast, NOAA Open-Meteo, Mount Washington Observatory, NETC Trip Reports, NOHRSC Snow Depth, Mt. Washington Avalanche Center, USGS Stream Levels, OpenWeather Air Quality.
AI-generated from public data. Always verify conditions before heading out — backcountry weather can change quickly.
As of August 16, 2026 at 8:20 PM ET: Mount Osceola (4,340 ft) is currently 54°F (feels like 51°F) with overcast and S winds at 4 mph, gusting to 12 mph. Today's freezing level is 13,255–15,190 ft. Expect the summit to run about 10°F colder than the trailhead. Trail conditions are rated Difficult.
Temperatures drop roughly 3.2°F per 1,000 ft of elevation on Mount Osceola. Today the trailhead (2,000 ft) tops out around 66°F while the summit (4,340 ft) reaches about 56°F, with a wind chill as low as 41°F.
Winds at the summit of Mount Osceola are forecast to reach 25 mph today, with 25 mph at treeline. Above treeline there is no shelter from wind — plan layers around wind chill, not air temperature.
Today's freezing level (13,255–15,190 ft) is above the 4,340 ft summit of Mount Osceola, so the full route should stay above freezing.