YELLOWSTONE NATIONAL PARK

MORNING BRIEFING

SUNDAY, MAY 3, 2026
Sunrise: 5:51 AM  |  Sunset: 8:43 PM
ParkData
Generated 4:23 AM

Weather Forecast

Mammoth Hot Springs ~6,200 ft

🌧️
Tonight
37°F
Slight Chance Rain Showers then Partly Cloudy
Precip: 16%
☀️
Sunday
60°F
Sunny
Precip: 7%
Sunday Night
35°F
Partly Cloudy
Precip: 9%
🌨️
Monday
45°F
Chance Rain And Snow Showers
Precip: 33%

Yellowstone Lake ~7,700 ft

🌥️
Tonight
26°F
Mostly Cloudy
Precip: 0%
❄️
Sunday
43°F
Mostly Sunny then Slight Chance Snow Showers
Precip: 16%
🌤️
Sunday Night
28°F
Mostly Clear
Precip: 12%
❄️
Monday
40°F
Snow Showers
Precip: 75%

Yesterday's Visitation

Entrance Yesterday (Sat, May 2) Same Date (Fri, May 2, 2025) Change Same Day (Sat, May 3, 2025) Change
North (Gardiner) 1,680 1,723 -2% 1,788 -6%
South (Grand Teton) 2 20 -90% 10 -80%
East (Cody) 0 410 -100% 432 -100%
West (West Yellowstone) 2,278 2,079 +10% 2,356 -3%
Northeast (Cooke City) 167 220 -24% 364 -54%
Total 4,127 4,452 -7% 4,950 -17%
Yesterday (Sat, May 2): 4,127 visitors | vs same date last year: 4,452 (-7%) | vs same day last year: 4,950 (-17%)

Wildlife Activity (Last 24 Hours)

No wildlife sightings reported in the last 24 hours.

Community Sightings (via iNaturalist)

  • American Beaver (Castor canadensis) — 2026-04-08 view
  • Eastern Gray Squirrel (Sciurus carolinensis) — 2026-03-21 view
  • Common Raccoon (Procyon lotor) — 2026-03-19 view
  • White-tailed Deer (Odocoileus virginianus) — 2025-10-13 view
  • Virginia Opossum (Didelphis virginiana) — 2025-06-15 view

River Conditions

Yellowstone River at Corwin Springs

Discharge 2,730 CFS May 3, 4:00 AM
Gauge Height 2.55 ft May 3, 4:00 AM
Water Temperature 50 °F May 3, 4:00 AM

Active Alerts & Closures

Park Closure (1)

Select Roads Open to Regular Vehicles
West Entrance to Old Faithful and Mammoth Hot Springs, Norris Junction to Canyon Village, Canyon Village to Lake Village and the East Entrance are open for the summer season. Additional park roads wil…

Information (2)

Traffic Delays - Gardner River High Bridge
Expect a single lane of traffic with up to 15-minute delays, 24 hours a day, seven days a week, from April 1 through late October 2026. Oversized/overweight vehicles (8'6"+ wide, 75'+ long, 80,000 lbs…
Vehicle Entrance Reservation Not Needed
Although an entrance pass is required to enter Yellowstone National Park, vehicle reservations are not needed. You are encouraged to purchase an entrance pass before arriving, but you may also purchas…

Campground Status (Recreation.gov)

Campground Area Status Reserved Available Closed Occupancy
Mammoth North Open 80 1 0 99%
Indian Creek North Closed 0 0 68 --
Pebble Creek Northeast Closed 0 0 27 --
Tower Fall Northeast Closed 0 0 31 --
Lewis Lake South Closed 0 0 81 --
Slough Creek Northeast Closed 0 0 16 --
Norris
Closed since 2024. Check NPS for reopening date.
Central Seasonal Closed -- -- -- --

7-Day Occupancy Trend

Mammoth: Today 99% | Mon 98% | Tue 100% | Wed 98% | Thu 95% | Fri 100% | Sat 100% | Sun 100%

Concessioner Campgrounds (Yellowstone National Park Lodges)

Campground Area Sites Status Notes
Bridge Bay Lake 432 Seasonal Closed Opens late May
Canyon Canyon 273 Seasonal Closed Opens late May
Grant Village South 430 Seasonal Closed Opens late June
Madison West 278 Seasonal Closed Opens late April
Fishing Bridge RV Lake 346 Seasonal Closed Opens mid May, full hookups

Park Information

No active park information notices.

Data Source Status

Weather (weather.gov)
NPS Alerts
NPS Campgrounds
ParkData Sensors
Historical Comparison
USGS Water
iNaturalist
Recreation.gov Availability
Briefing generated at 5/3/2026, 4:23:05 AM (fetch: 1475ms)