Yellowstone National Park, Wyoming
Regional Weather Alerts
| Alert: | Red Flag Warning |
| Area(s): | Gallatin National Forest; Wheatland County/Sweet Grass County |
| Effective: | 2026-10-04 @ 1:40 pm -> 2026-10-05 @ 1:45 pm |
| Onset: | 2026-10-05 @ 11:00 am -> 2026-10-05 @ 9:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-10-04 @ 1:40 pm |
| Headline: | Red Flag Warning issued October 4 at 12:40PM MDT until October 5 at 8:00PM MDT by NWS Billings MT |
| Description: |
The National Weather Service in Billings has issued a Red Flag Warning...which is in effect from 10 AM to 8 PM MDT Monday. The Fire Weather Watch is no longer in effect. * IMPACTS: Low humidities, unseasonably warm temperatures, and gusty winds will create erratic fire behavior for new or existing fires. * AFFECTED AREA: In South Central MT Fire Zones...123...124. * COUNTIES AFFECTED: In Central MT...Wheatland. In South Central MT...Park...Sweet Grass. In Southwest MT...Gallatin. * WIND: West 15 to 25 mph with gusts up to 35 mph. * HUMIDITY: As low as 12 percent. * TEMPERATURES: up to 87 degrees. * ADDITIONAL DETAILS: The worst conditions are expected across the lower to mid elevations in fine fuels. |