Warning Vector

Winter Storm Warning

NWS Great Falls MT ยท US

Updated
This event was updated at .

Details

Winter Storm Warning Remains In Effect Until 6 AM MDT Monday

Event
Winter Storm Warning
Issued
Onset
Message expires
Expected end
Category
Meteorological
Urgency
Expected
Severity
Severe
Certainty
Likely
Response
Prepare

Description

What

Heavy, wet snow. Additional snow accumulations between 5 and 9 inches.

Where

Meagher County Valleys, Cascade County below 5000ft, Eastern Pondera and Eastern Teton, and Judith Basin County and Judith Gap.

When

Until 6 AM MDT Monday.

Impacts

Travel could be very difficult. Gusty winds combined with the wet and heavy nature of the snow could bring down tree branches. Isolated power outages are possible.

Additional details

Snowfall amounts will vary drastically from grassy surfaces to roadways, most notably at lower elevations, with accumulations on non-grassy surfaces being confined mainly to between the evening through late morning hours.

Instructions

If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.

Affected areas

  • Eastern Pondera and Eastern Teton
  • Cascade County below 5000ft
  • Judith Basin County and Judith Gap
  • Meagher County Valleys

Public contact

Issuer
NWS Great Falls MT

Message record

Received
Issue to receipt
~44s
CAP status
Actual
CAP message type
Update
Lifecycle
Updated
Source
NWWS-OI
Feed
NWWS
Recovered
No
CAP routing and identity
ULID
01M4NWRZ8C860GCQC0PQ56XYAJ
Identifier
urn:oid:2.49.0.1.840.0.a4d4a9222f663d05f8aa360416294ff95b266b53.005.1
Scope
Public
CAP source
211803 v2.3.0
Handling codes
IPAWSv1.0
Issuing office
NWS Great Falls MT
AWIPS ID
CAPTFX
NWWS sequence
nwws_processor.6745
WMO heading
XOUS55
WMO data type
CAP alert message XML (XO)
WMO geography
United States (US)
WMO bulletin number
55

Event codes

NameValue
SAMEWSW
NationalWeatherServiceWSW

Parameters

NameValue
AWIPSidentifierWSWTFX
WMOidentifierWWUS45 KTFX 111629
NWSheadlineWINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT MONDAY
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
EAS-ORGWXR
VTEC/O.CON.KTFX.WS.W.0008.000000T0000Z-261012T1200Z/
eventEndingTime2026-10-12T06:00:00-06:00
BLOCKCHANNELCMAS
expiredReferences[email protected],urn:oid:2.49.0.1.840.0.e3247f4b382a0c83c88dbd6ac1ed768dc1c2f4fa.001.1,2026-10-10T16:13:00-06:00 [email protected],urn:oid:2.49.0.1.840.0.788ba8280995d2bd49591e4662266b21df9055f3.003.1,2026-10-10T10:56:00-06:00 [email protected],urn:oid:2.49.0.1.840.0.5c27555301c61c960e80ee52001e9dfdf3528c34.002.1,2026-10-10T00:32:00-06:00 [email protected],urn:oid:2.49.0.1.840.0.63d055c6b8522eab4f914c4a776454fb26ce1d04.005.1,2026-10-09T11:29:00-06:00 [email protected],urn:oid:2.49.0.1.840.0.63d055c6b8522eab4f914c4a776454fb26ce1d04.002.2,2026-10-09T11:29:00-06:00
Locations

Location data

  • Eastern Pondera and Eastern Teton
  • Cascade County below 5000ft
  • Judith Basin County and Judith Gap
  • Meagher County Valleys
NameValue
SAME030073
SAME030099
SAME030013
SAME030045
SAME030027
SAME030059
UGCMTZ309
UGCMTZ312
UGCMTZ313
UGCMTZ321