Summit forecast for 4,610 ft · Carter · Updated 3x daily
As of August 16, 2026 at 8:20 PM ET
Middle Carter Mountain (4,610 ft) is currently 51°F (feels like 46°F) with mainly clear and S winds at 9 mph, gusting to 17 mph. Today's freezing level is 13,123–14,895 ft. Expect the summit to run about 9°F colder than the trailhead. Trail conditions are rated Difficult.
Valley forecasts don't apply up high — temperatures drop about 3.4°F per 1,000 ft on Middle Carter Mountain.
| Elevation | Temp Range | Max Wind | Wind Chill (Low) |
|---|---|---|---|
| Summit 4,610 ft | 48° – 56°F | 25 mph | 40°F |
| Treeline 4,000 ft | 49° – 57°F | 24 mph | 42°F |
| Trailhead 2,000 ft | 53° – 65°F | 12 mph | 53°F |
Freezing level today: 13,123–14,895 ft
~3.4°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 | drizzle | fog | fog | fog | drizzle | drizzle |
| Temp °F hi / lo | 51° 49° | 54° 51° | 57° 54° | 57° 56° | 60° 57° | 60° 57° | 57° 54° | 60° 54° | 59° 57° |
| Chill °F | 44° | — | — | — | — | — | — | — | — |
| Wind mph | 12 | 19 | 32 | 29 | 19 | 7 | 9 | 8 | 5 |
| Gust mph est. | 19 | 30 | 51 | 46 | 30 | 11 | 14 | 13 | — |
| Storm risk | — | — | — | — | — | mod | — | mod | — |
| Precipitation | |||||||||
| Precip in (rain/snow) | - | - | 0.1 | 0.1 | - | - | - | 0.2 | - |
| Freezing ft | 14,111 ft | 14,502 ft | 14,508 ft | ||||||
| Conditions | |||||||||
| Cloud cover | 99% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| Vis mi | 0.4 | 8 | <0.1 | <0.1 | <0.1 | <0.1 | <0.1 | 4 | clear |
| UV | 5 | 7 | — | 2 | 2 | — | 4 | 6 | — |
Tap a day header to expand AM/PM/Night detail
| Elevation | Sunday Aug 16 | Today Aug 17 | Tomorrow Aug 18 |
|---|---|---|---|
| lo/hi °F · wind mph & dir · chill °F | |||
| Summit 4,610 ft | 49/51° 12 | 56/57° 29 | 54/57° 9 |
| 4,100 ft | 49/51° 13 | 57/58° 28 | 56/58° 11 |
| 3,300 ft | 51/53° 12 | 59/60° 23 | 58/60° 13 |
| 2,500 ft | 52/57° 9 | 61/62° 16 | 61/62° 11 |
| Trailhead 2,000 ft | 53/59° 8 | 62/64° 13 | 63/63° 10 |
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: Middle Carter Mountain (4,610 ft) is currently 51°F (feels like 46°F) with mainly clear and S winds at 9 mph, gusting to 17 mph. Today's freezing level is 13,123–14,895 ft. Expect the summit to run about 9°F colder than the trailhead. Trail conditions are rated Difficult.
Temperatures drop roughly 3.4°F per 1,000 ft of elevation on Middle Carter Mountain. Today the trailhead (2,000 ft) tops out around 65°F while the summit (4,610 ft) reaches about 56°F, with a wind chill as low as 40°F.
Winds at the summit of Middle Carter Mountain are forecast to reach 25 mph today, with 24 mph at treeline. Above treeline there is no shelter from wind — plan layers around wind chill, not air temperature.
Today's freezing level (13,123–14,895 ft) is above the 4,610 ft summit of Middle Carter Mountain, so the full route should stay above freezing.