Yellowstone National Park, Wyoming
Regional Weather Alerts
| Alert: | Hydrologic Outlook |
| Area(s): | Flathead, MT; Lake, MT; Mineral, MT |
| Effective: | 2026-03-17 @ 12:11 pm |
| Onset: | 2026-03-17 @ 12:11 pm -> 2026-03-18 @ 2:00 pm |
| Severity: | Unknown |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Missoula MT on 2026-03-17 @ 12:11 pm |
| Headline: | Hydrologic Outlook issued March 17 at 11:11AM MDT by NWS Missoula MT |
| Description: |
ESFMSO Flathead, Lake, and Mineral Counties Rain will increase this evening lasting into Wednesday afternoon, this combined with warm temperatures will cause an increase in melt from a primed snowpack. Flows in streams and creeks may increase quickly. However, mainstem rivers are expected to remain well below flood stage. Additionally, ponding may occur in urban areas. Rock and snowslides are also be a concern along roadways. |
| Alert: | High Wind Warning |
| Area(s): | Central and Southeast Phillips; Central and Southern Valley; Petroleum; Garfield; Northern Phillips; Northern Valley |
| Effective: | 2026-03-17 @ 11:57 am -> 2026-03-17 @ 7:00 pm |
| Onset: | 2026-03-17 @ 11:57 am -> 2026-03-17 @ 7:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Glasgow MT on 2026-03-17 @ 11:57 am |
| Headline: | High Wind Warning issued March 17 at 10:57AM MDT until March 17 at 6:00PM MDT by NWS Glasgow MT |
| Description: |
* WHAT...West winds 25 to 35 mph with gusts up to 60 mph. * WHERE...Central and Southeast Phillips, Garfield, Northern Phillips, Valley, and Petroleum Counties. * WHEN...Until 6 PM MDT this evening. * IMPACTS...High winds may move loose debris, damage property, and cause power bumps. Travel could be difficult, especially for high profile vehicles. |
| Alert: | High Wind Warning |
| Area(s): | Southwest Phillips |
| Effective: | 2026-03-17 @ 11:57 am -> 2026-03-18 @ 1:00 am |
| Onset: | 2026-03-17 @ 11:57 am -> 2026-03-18 @ 1:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Glasgow MT on 2026-03-17 @ 11:57 am |
| Headline: | High Wind Warning issued March 17 at 10:57AM MDT until March 18 at 12:00AM MDT by NWS Glasgow MT |
| Description: |
* WHAT...West winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Southwest Phillips County. * WHEN...Until midnight MDT tonight. * IMPACTS...High winds may move loose debris, damage property, and cause power bumps. Travel could be difficult, especially for high profile vehicles. |
| Alert: | Flood Watch |
| Area(s): | Lincoln, MT; Sanders, MT |
| Effective: | 2026-03-17 @ 11:49 am -> 2026-03-18 @ 7:00 pm |
| Onset: | 2026-03-17 @ 7:00 pm -> 2026-03-18 @ 12:00 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Missoula MT on 2026-03-17 @ 11:49 am |
| Headline: | Flood Watch issued March 17 at 10:49AM MDT until March 18 at 6:00PM MDT by NWS Missoula MT |
| Description: |
Rain will increase this evening lasting into Wednesday afternoon, this combined with warm temperatures will cause an increase in melt from a primed snowpack. Flows in streams and creeks may increase quickly and reach critical levels. Mainstem rivers are expected to remain below flood stage at this point. * WHAT...Flooding caused by rain and snowmelt is possible. * WHERE...A portion of northwest Montana, including the following counties, Lincoln and Sanders. * WHEN...From 6 PM MDT this evening through Wednesday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - https://www.weather.gov/mso/hydrology |
| Alert: | Wind Advisory |
| Area(s): | Livingston Area; Beartooth Foothills |
| Effective: | 2026-03-17 @ 6:59 am -> 2026-03-17 @ 7:00 pm |
| Onset: | 2026-03-17 @ 6:59 am -> 2026-03-17 @ 7:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-03-17 @ 6:59 am |
| Headline: | Wind Advisory issued March 17 at 5:59AM MDT until March 17 at 6:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...Southwest winds gusting 55 to 70 mph. * WHERE...Beartooth Foothills and Livingston Area. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Strong crosswinds will make travel difficult along Interstate 90 from Livingston to Big Timber and roads along the Beartooth Foothills. * ADDITIONAL DETAILS...The strongest wind gusts are expected to occur this morning. |
| Alert: | High Wind Warning |
| Area(s): | Northern Stillwater; Golden Valley |
| Effective: | 2026-03-17 @ 6:59 am -> 2026-03-17 @ 10:00 pm |
| Onset: | 2026-03-17 @ 6:59 am -> 2026-03-17 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-03-17 @ 6:59 am |
| Headline: | High Wind Warning issued March 17 at 5:59AM MDT until March 17 at 9:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...West winds gusting up to 60 mph. * WHERE...Golden Valley and Northern Stillwater. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The strongest wind gusts are expected to occur this morning. |
| Alert: | High Wind Warning |
| Area(s): | Judith Gap; Northern Sweet Grass; Melville Foothills; Southern Wheatland |
| Effective: | 2026-03-17 @ 6:59 am -> 2026-03-17 @ 10:00 pm |
| Onset: | 2026-03-17 @ 6:59 am -> 2026-03-17 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-03-17 @ 6:59 am |
| Headline: | High Wind Warning issued March 17 at 5:59AM MDT until March 17 at 9:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...West winds gusting 60 to 70 mph. * WHERE...Judith Gap, Southern Wheatland, Melville Foothills, and Northern Sweet Grass. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Strong crosswinds will make travel difficult, especially along Highway 191 from Big Timber through Judith Gap. * ADDITIONAL DETAILS...The strongest wind gusts are expected to occur this morning. |
| Alert: | High Wind Warning |
| Area(s): | East Glacier Park Region; Northern High Plains; Eastern Glacier, Western Toole, and Central Pondera; Southern Rocky Mountain Front; Southern High Plains |
| Effective: | 2026-03-17 @ 12:55 am -> 2026-03-17 @ 7:00 pm |
| Onset: | 2026-03-17 @ 12:55 am -> 2026-03-17 @ 4:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-03-17 @ 12:55 am |
| Headline: | High Wind Warning issued March 16 at 11:55PM MDT until March 17 at 6:00PM MDT by NWS Great Falls MT |
| Description: |
* WHAT...Westerly winds 40 to 50 mph, with gusts up to 75 mph. Winds may gust over 90 mph along the immediate eastern slopes of the Rocky Mountain Front. * WHERE...The Rocky Mountain Front and adjacent foothills and plains, and Eastern Glacier, Western Toole, and Central Pondera Counties. * WHEN...Until 6 PM MDT Tuesday. * IMPACTS...High winds may move loose debris, damage property, and cause isolated power outages. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The strongest winds will occur Tuesday morning through early afternoon. |
| Alert: | High Wind Warning |
| Area(s): | Eastern Toole and Liberty; Hill County; Northern Blaine County; Western and Central Chouteau County; Bears Paw Mountains and Southern Blaine; Judith Basin County and Judith Gap; Fergus County below 4500ft; Snowy and Judith Mountains |
| Effective: | 2026-03-17 @ 12:55 am -> 2026-03-17 @ 7:00 pm |
| Onset: | 2026-03-17 @ 12:55 am -> 2026-03-17 @ 4:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-03-17 @ 12:55 am |
| Headline: | High Wind Warning issued March 16 at 11:55PM MDT until March 17 at 6:00PM MDT by NWS Great Falls MT |
| Description: |
* WHAT...Westerly winds 30 to 40 mph, with gusts up to 65 mph expected. * WHERE...Eastern Toole and Liberty Counties, Hill County, Northern Blaine County, Western and Central Chouteau County, Bears Paw Mountains and Southern Blaine, Judith Basin County and Judith Gap, Fergus County below 4500ft, and Snowy and Judith Mountains. * WHEN...Until 6 PM MDT Tuesday. * IMPACTS...High winds may move loose debris, and cause power outages. Travel could be difficult, especially for high profile vehicles. |
| Alert: | Avalanche Watch |
| Area(s): | Kootenai/Cabinet Region; West Glacier Region |
| Effective: | 2026-03-16 @ 5:04 pm |
| Onset: | 2026-03-16 @ 5:04 pm -> 2026-03-17 @ 5:00 pm |
| Severity: | Unknown |
| Certainty: | Unknown |
| Urgency: | Unknown |
| Issued By: | NWS Missoula MT on 2026-03-16 @ 5:04 pm |
| Headline: | Avalanche Watch issued March 16 at 4:04PM MDT by NWS Missoula MT |
| Description: |
AVAMSO The following message is transmitted at the request of Flathead Avalanche Center Hungry Horse MT. ...AVALANCHE WATCH ISSUED BY THE FLATHEAD AVALANCHE CENTER... 16:00 MDT Mon Mar 16 2026 The Flathead Avalanche Center in Hungry Horse has issued a BACKCOUNTRY AVALANCHE WATCH for the following areas: NWS Missoula MT - MTZ001 (MTZ001)...MTZ002 (MTZ002) * WHAT...The avalanche danger may rise to high in the next 24 hours due to rising freezing levels and rain on snow. * WHERE...The Whitefish, Swan, Flathead, and Apgar Ranges, and the Lake McDonald Valley and Marias Pass regions in Glacier National Park. * WHEN...In effect from Mon 16:00 MDT to Tue 16:00 MDT. * IMPACTS...Rising freezing levels may cause widespread areas of unstable snow. The avalanche danger may rise to High (Level 4 of 5). Wet snow avalanches may occur on all aspects. Avalanches may also fail deep in the snowpack, causing very large and destructive avalanches. * PRECAUTIONARY / PREPAREDNESS ACTIONS...Very dangerous avalanche conditions may develop. Travel in avalanche terrain is not recommended. Avalanches may run long distances and can run down to valley floors or flat terrain. Consult http://www.flatheadavalanche.org/ or www.avalanche.org for more detailed information. Similar avalanche danger may exist at locations outside the coverage area of this or any avalanche center. |