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Winter Weather Advisory 0015
Issued by the Rapid City Forecast Office

Action Issued Starts Expiration
New 2025-11-07 14:01:21 2025-11-08 05:00:00 2025-11-08 19:00:00
Continued 2025-11-08 02:03:38 2025-11-08 05:00:00 2025-11-08 19:00:00
Continued 2025-11-08 08:37:44 2025-11-08 19:00:00
Time Extended 2025-11-08 14:17:23 2025-11-08 22:00:00
Expired 2025-11-08 21:31:05 2025-11-08 22:00:00


Action: New
Issued At: 2025-11-07 14:01:21

330 
WWUS43 KUNR 072001
WSWUNR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
101 PM MST Fri Nov 7 2025

SDZ024-WYZ057-081115-
/O.NEW.KUNR.WW.Y.0015.251108T1100Z-251109T0100Z/
Northern Black Hills-Wyoming Black Hills-
Including the cities of Nemo, Rochford, Lead, Brownsville,
Mystic, Sundance, Deerfield, Cheyenne Crossing, Four Corners,
Galena, Terry Peak, Silver City, and Deadwood
101 PM MST Fri Nov 7 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 6 PM MST 
SATURDAY...

* WHAT...Snow expected this evening and then again Saturday. Total 
  snow accumulations 3 to 5 inches, mainly above 5000 feet. Winds 
  gusting from 25 to locally 45 mph will create blowing snow at 
  times.

* WHERE...In South Dakota, Northern Black Hills. In Wyoming, Wyoming 
  Black Hills.

* WHEN...From 4 AM to 6 PM MST Saturday.

* IMPACTS...Plan on slippery road conditions. Gusty winds could 
  bring down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions for the state you are calling from can be obtained by 
calling 5 1 1.

&&

$$

Helgeson


Action: Continued
Issued At: 2025-11-08 02:03:38

411 
WWUS43 KUNR 080803
WSWUNR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
103 AM MST Sat Nov 8 2025

SDZ024-WYZ057-082315-
/O.CON.KUNR.WW.Y.0015.251108T1100Z-251109T0100Z/
Northern Black Hills-Wyoming Black Hills-
Including the cities of Rochford, Cheyenne Crossing, Deerfield,
Nemo, Silver City, Lead, Mystic, Brownsville, Deadwood, Galena,
Sundance, Four Corners, and Terry Peak
103 AM MST Sat Nov 8 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS 
EVENING...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 inches 
  mainly above 5000 feet. Winds gusting as from 30 to locally 50 mph 
  will cause blowing snow at times.

* WHERE...In South Dakota, Northern Black Hills. In Wyoming, Wyoming 
  Black Hills.

* WHEN...Until 6 PM MST this evening.

* IMPACTS...Plan on slippery road conditions. Gusty winds could 
  bring down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions for the state you are calling from can be obtained by 
calling 5 1 1.

&&

$$

Wong


Action: Continued
Issued At: 2025-11-08 08:37:44

836 
WWUS43 KUNR 081437
WSWUNR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
737 AM MST Sat Nov 8 2025

SDZ024-WYZ057-090100-
/O.CON.KUNR.WW.Y.0015.000000T0000Z-251109T0100Z/
Northern Black Hills-Wyoming Black Hills-
Including the cities of Deerfield, Cheyenne Crossing, Four
Corners, Lead, Deadwood, Galena, Rochford, Silver City, Terry
Peak, Nemo, Mystic, Sundance, and Brownsville
737 AM MST Sat Nov 8 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS 
EVENING...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 inches 
  mainly above 5000 feet. Winds gusting from 30 to locally 50 mph 
  will cause blowing snow at times.

* WHERE...In South Dakota, Northern Black Hills. In Wyoming, Wyoming 
  Black Hills.

* WHEN...Until 6 PM MST this evening.

* IMPACTS...Plan on slippery road conditions. Gusty winds could 
  bring down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions for the state you are calling from can be obtained by 
calling 5 1 1.

&&

$$

Helgeson


Action: Time Extended
Issued At: 2025-11-08 14:17:23

377 
WWUS43 KUNR 082016
WSWUNR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
116 PM MST Sat Nov 8 2025

SDZ024-WYZ057-090400-
/O.EXT.KUNR.WW.Y.0015.000000T0000Z-251109T0400Z/
Northern Black Hills-Wyoming Black Hills-
Including the cities of Deerfield, Cheyenne Crossing, Four
Corners, Lead, Deadwood, Galena, Rochford, Silver City, Terry
Peak, Nemo, Mystic, Sundance, and Brownsville
116 PM MST Sat Nov 8 2025

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 9 PM MST THIS 
EVENING...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 inches 
  mainly above 5000 feet. Locally higher amounts possible. Winds 
  gusting around 35 mph creating some blowing snow at times.

* WHERE...In South Dakota, Northern Black Hills. In Wyoming, Wyoming 
  Black Hills.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions for the state you are calling from can be obtained by 
calling 5 1 1.

&&

$$

Helgeson


Action: Expired
Issued At: 2025-11-08 21:31:05

108 
WWUS43 KUNR 090330
WSWUNR

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
830 PM MST Sat Nov 8 2025

SDZ024-WYZ057-090430-
/O.EXP.KUNR.WW.Y.0015.000000T0000Z-251109T0400Z/
Northern Black Hills-Wyoming Black Hills-
Including the cities of Mystic, Deadwood, Cheyenne Crossing,
Rochford, Galena, Four Corners, Lead, Silver City, Brownsville,
Nemo, Sundance, Terry Peak, and Deerfield
830 PM MST Sat Nov 8 2025

...WINTER WEATHER ADVISORY WILL EXPIRE AT 9 PM MST THIS EVENING...

The threat of accumulating snow has ended.

$$

SE



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