Station Name: Boiling River at Mammoth,YNP
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 5,686 feet

Nearest Address:
N Entrance Rd
Yellowstone National Park, WY 82190
Park County

GPS Coordinates: 44.9851333, -110.6893444

Nearby Water Temperatures

Fire Weather Watch issued March 23 at 1:13PM MDT until March 25 at 9:00PM MDT by NWS Billings MT

Effective: Mon March 23, 2026, 1:13 PM
Expires: Tue March 24, 2026, 1:15 PM

The National Weather Service in Billings has issued a Fire Weather Watch...which is in effect from Wednesday afternoon through Wednesday evening. * IMPACTS: Low humidities, unseasonably warm temperatures, strong gusty winds, and wind shift with a cold front may create erratic fire behavior and the potential for new fire starts. * AFFECTED AREA: In South Central MT Fire Zones...123...124...125. For Zone 123, the worst conditions will impact the lower elevations where grasses remain dead or dry. * COUNTIES AFFECTED: In Central MT...Wheatland. In South Central MT...Park...Stillwater...Sweet Grass. In Southwest MT...Gallatin. * COLD FRONT: Frontal passage is forecast Wednesday evening, bringing an end to the strongest gusts and a shift from the west to the north-northeast. Light showers are possible behind the front, although the chance of a wetting rain is low. * WIND: West 25 to 35 mph with gusts up to 60 mph, strongest from Livingston to Big Timber and north through Harlowton. * HUMIDITY: As low as 15 percent. * TEMPERATURES: Up to 75 degrees.

A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

Fire Weather Watch issued March 23 at 1:13PM MDT until March 25 at 9:00PM MDT by NWS Billings MT

Effective: Mon March 23, 2026, 1:13 PM
Expires: Tue March 24, 2026, 1:15 PM

The National Weather Service in Billings has issued a Fire Weather Watch...which is in effect from Wednesday afternoon through Wednesday evening. * IMPACTS: Low humidities, unseasonably warm temperatures, gusty winds, and wind shift with a cold front may create erratic fire behavior and the potential for new fire starts. * AFFECTED AREA: In North Central WY Fire Zone...274. In South Central MT Fire Zones...126...127...128...129. For Zones 126, 127, and 129, the worst conditions will impact the lower elevations where grasses remain dead or dry. * COUNTIES AFFECTED: In Central MT...Golden Valley...Musselshell. In North Central WY...Sheridan. In South Central MT...Big Horn...Carbon...Park...Stillwater Sweet Grass...Yellowstone. * COLD FRONT: Frontal passage is forecast Wednesday evening, bringing an end to the gusty conditions and a shift from the west to the north-northeast. Light showers are possible behind the front, although the chance of a wetting rain is low. * WIND: West 15 to 25 mph with gusts up to 45 mph. * HUMIDITY: As low as 15 percent. In Sheridan County, as low as 7 percent. * TEMPERATURES: Up to 83 degrees.

A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

Fire Weather Watch issued March 23 at 11:14PM MDT until March 25 at 9:00PM MDT by NWS Billings MT

Effective: Mon March 23, 2026, 11:14 PM
Expires: Tue March 24, 2026, 11:15 PM

* IMPACTS: Low humidities, unseasonably warm temperatures, strong gusty winds, and wind shift with a cold front will create erratic fire behavior and new fire starts. * AFFECTED AREA: In South Central MT Fire Zones...123...124...125. For Zone 123, the worst conditions will impact the lower elevations where grasses remain dead or dry. * COUNTIES AFFECTED: In Central MT...Wheatland. In South Central MT...Park...Stillwater...Sweet Grass. In Southwest MT...Gallatin. * COLD FRONT: Frontal passage is forecast Wednesday evening, bringing an end to the strongest gusts and a shift from the west to the north-northeast. Light showers are possible behind the front, although the chance of a wetting rain is low. * WIND: West 25 to 35 mph with gusts up to 60 mph, strongest from Livingston to Big Timber and north through Harlowton.. * HUMIDITY: As low as 15 percent. * TEMPERATURES: Up to 80 degrees.

A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

Fire Weather Watch issued March 23 at 11:14PM MDT until March 25 at 9:00PM MDT by NWS Billings MT

Effective: Mon March 23, 2026, 11:14 PM
Expires: Tue March 24, 2026, 11:15 PM

* IMPACTS: Low humidities, unseasonably warm temperatures, strong gusty winds, and wind shift with a cold front will create erratic fire behavior and new fire starts. * AFFECTED AREA: In North Central WY Fire Zone...274. In South Central MT Fire Zones...126...127...128...129.For Zones 126, 127, and 129, the worst conditions will impact the lower elevations where grasses remain dead or dry. * COUNTIES AFFECTED: In Central MT...Golden Valley...Musselshell. In North Central WY...Sheridan. In South Central MT...Big Horn...Carbon...Park...Stillwater Sweet Grass...Yellowstone. * COLD FRONT: Frontal passage is forecast Wednesday evening, bringing an end to the gusty conditions and a shift from the west to the north-northeast. Light showers are possible behind the front, although the chance of a wetting rain is low. * WIND: West 15 to 25 mph with gusts up to 45 mph. * HUMIDITY: As low as 15 percent. In Sheridan County, as low as 7 percent. * TEMPERATURES: Up to 83.

A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

High Wind Watch issued March 23 at 12:18PM MDT until March 25 at 9:00PM MDT by NWS Great Falls MT

Effective: Mon March 23, 2026, 12:18 PM
Expires: Tue March 24, 2026, 6:15 AM

* WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...Beaverhead and Western Madison below 6000ft, Missouri Headwaters, and Ruby Mountains and Southern Beaverhead Mountains. * WHEN...From Wednesday morning through Wednesday evening. * IMPACTS...High winds may move loose debris, damage property and cause isolated power outages. Travel could be difficult, especially for high profile vehicles.

Monitor the latest forecasts and warnings for updates.