The Jackson and Webster Loop is a 6.1-mile loop with 2,367 ft of elevation gain.
Submitted by doobe01
6.1 mi • 2,367 ft gain • 3-6 hours • Webster-Jackson Trailhead
Feels like 52°F
Recent Precipitation
Rain: 0.37" (24h) · 0.37" (48h)
Best Hiking Window
Tuesday morning before midday, when winds are forecast to be lighter and rain becomes only a slight chance of drizzle; avoid Monday due to heavy morning rain and possible thunderstorms
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.
Summit-level conditions by time of day at 4,052' elevation
Tap a day header to expand to 3hr or hourly detail
Today Aug 17 | Tomorrow Aug 18 | Wednesday Aug 19 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| AM | PM | night | AM | PM | night | AM | PM | night | |
| Temperature & Wind | |||||||||
| Weather | fog | rain | rain | fog | fog | ptly cloudy | cloudy | cloudy | cloudy |
| Temp °F hi / lo | 59° 56° | 63° 59° | 61° 58° | 57° 55° | 57° 55° | 58° 57° | 60° 57° | 64° 57° | 58° 56° |
| Chill °F | — | — | — | — | — | — | — | — | — |
| Wind mph | 26 | 11 | 7 | 11 | 14 | 10 | 8 | 18 | 10 |
| Gust mph est. | 42 | 18 | 11 | 18 | 22 | — | — | 29 | — |
| Storm risk | — | mod | — | — | — | — | — | — | — |
| Precipitation | |||||||||
| Precip in (rain/snow) | - | 0.4 | 0.1 | - | - | - | - | - | - |
| Freezing ft | 14,562 ft | 14,412 ft | 12,764 ft | ||||||
| Conditions | |||||||||
| Cloud cover | 100% | 100% | 100% | 100% | 100% | 77% | 100% | 100% | 100% |
| Vis mi | 0.2 | 1 | <0.1 | <0.1 | <0.1 | clear | clear | clear | clear |
| UV | 0 | 3 | — | 2 | 6 | — | 5 | 6 | — |
Tap a day header to expand AM/PM/Night detail
| Elevation | Today Aug 17 | Tomorrow Aug 18 | Wednesday Aug 19 |
|---|---|---|---|
| lo/hi °F · wind mph & dir · chill °F | |||
| Summit 4,052 ft | 56/59° 26 | 55/57° 11 | 57/60° 8 |
| 3,300 ft | 58/62° 19 | 58/59° 11 | 60/65° 5 |
| 2,500 ft | 61/65° 12 | 61/61° 9 | 58/69° 3 |
| Trailhead 2,000 ft | 62/67° 9 | 63/63° 7 | 58/71° 3 |
4 more days of forecast — plan around the weather window, not just tomorrow.
Full hourly summit forecasts: Mount Jackson weather · Mount Webster weather
The Jackson and Webster Loop is a 6.1-mile loop in New Hampshire's White Mountains, starting at Webster-Jackson Trailhead. It climbs about 2,367 ft — an average of 385 ft per mile — which works out to roughly 3-6 hours at AMC book time. It summits 2 named peaks, topping out on Mount Jackson at 4,052 ft: Mount Jackson (4,052 ft), Mount Webster (3,910 ft). HikerNerd rates it Moderate on effort alone — check the current conditions above before committing, since weather above treeline changes the day far more than the numbers do.
Distance
6.1 mi
Elevation Gain
2,367 ft
Duration
3-6 hours
Trailhead
Webster-Jackson Trailhead
The Jackson and Webster Loop is 6.1 miles around the loop, starting at Webster-Jackson Trailhead. At AMC book time — half the distance in hours plus 30 minutes per 1,000 ft of climbing — that works out to roughly 3-6 hours. Most parties take longer than book time on rough or above-treeline terrain, in winter, or with a heavy pack.
The Jackson and Webster Loop climbs about 2,367 ft over 6.1 miles — an average of roughly 385 ft of gain per mile. That figure is cumulative ascent across the whole loop, not the difference between the trailhead and the high point.
HikerNerd rates the Jackson and Webster Loop Moderate, scored with the Shenandoah difficulty formula — √(elevation gain × 2 × distance) — applied to its 6.1 miles and 2,367 ft of gain. The score measures physical effort only. Above-treeline exposure, water crossings, and winter conditions can make a moderate-rated route the hardest day of your year, so check current conditions before committing.
The Jackson and Webster Loop summits 2 named peaks: Mount Jackson, Mount Webster.
The Jackson and Webster Loop starts at Webster-Jackson Trailhead. Check the trail alerts on this page before you drive — trailhead access and parking in the White Mountains change with closures and construction.
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