Alert archive / Utah / Winter Storm Warnings in 2021
Winter Storm Warning 7, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this winter storm warning at Dec 8, 2021, 3:35 PM MST for 20 counties in Utah. It took effect at Dec 9, 2021, 12:00 AM MST. It was in force for 39 hr. 60 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Dec 8, 2021, 3:35 PM MST (22:35 UTC)
- In effect from
- Dec 9, 2021, 12:00 AM MST
- Expired
- Dec 10, 2021, 3:06 PM MST
- In force
- 39 hr
- Issued by
- NWS Salt Lake City, UT
Counties Beaver County, UT, Carbon County, UT, Duchesne County, UT, Emery County, UT, Garfield County, UT, Iron County, UT, Juab County, UT, Kane County, UT, Millard County, UT, Morgan County, UT, Piute County, UT, Salt Lake County, UT, Sanpete County, UT, Sevier County, UT, Summit County, UT, Utah County, UT, Wasatch County, UT, Washington County, UT, Wayne County, UT, Weber County, UT
The radar
The Cedar City radar (KICX), 208 km from the middle of the area, began a volume at 22:38 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 9, 4:13 AM MST | SNOW 1 | Alta, UT | ALTA - COLLINS - 9662 FT |
| Dec 9, 5:05 AM MST | SNOW 1 | Brighton, UT | SOLITUDE - 8200 FT |
| Dec 9, 5:32 AM MST | SNOW 3 | Brighton, UT | BRIGHTON CREST - 9500 FT |
| Dec 9, 5:50 AM MST | SNOW 1 | Alta, UT | ALTA UDOT - 8799 FT |
| Dec 9, 6:15 AM MST | SNOW 2 | Park City, UT | PARK CITY MOUNTAIN - 9300 FT |
| Dec 9, 6:23 AM MST | SNOW 2 | Alta, UT | SNOWBIRD - 8100 FT |
| Dec 9, 6:39 AM MST | SNOW 3 | Springdell, UT | PROVO CANYON - 6100 FT |
| Dec 9, 7:00 AM MST | SNOW 0.1 | West Weber, UT | |
| Dec 9, 7:00 AM MST | SNOW 2 | Snowbasin, UT | SNOWBASIN-MID. BOWL - 7402 FT |
| Dec 9, 7:20 AM MST | SNOW 0.3 | Cottonwood Hgts, UT | |
| Dec 9, 7:53 AM MST | SNOW 2 | Park City, UT | CANYONS VILLAGE AT PARK CITY - 8800 FT |
| Dec 9, 8:00 AM MST | SNOW 0.3 | Eden, UT | |
| Dec 9, 8:00 AM MST | SNOW 1 | Liberty, UT | |
| Dec 9, 8:00 AM MST | SNOW 1 | Oakley, UT | |
| Dec 9, 8:00 AM MST | SNOW 1 | Ogden, UT | |
| Dec 9, 8:00 AM MST | SNOW 4 | Heber City, UT | |
| Dec 9, 8:30 AM MST | SNOW 3.5 | Park City, UT | |
| Dec 9, 9:00 AM MST | SNOW 0.1 | Castle Dale, UT | |
| Dec 9, 9:00 AM MST | SNOW 0.5 | Morgan, UT | |
| Dec 9, 9:00 AM MST | SNOW 10 | Brighton, UT | |
| Dec 9, 9:02 AM MST | SNOW 5 | Park City, UT | |
| Dec 9, 9:45 AM MST | SNOW 1 | Alpine, UT | |
| Dec 9, 9:45 AM MST | SNOW 1 | West Haven, UT | |
| Dec 9, 9:52 AM MST | SNOW 0.2 | Salt Lake City, UT | && |
| Dec 9, 9:52 AM MST | SNOW 0.2 | Salt Lake City, UT | |
| Dec 9, 3:13 PM MST | SNOW 4.5 | Cedar Hills, UT | |
| Dec 9, 3:32 PM MST | SNOW 4 | Springville, UT | |
| Dec 9, 4:00 PM MST | SNOW 1 | Fillmore, UT | |
| Dec 9, 4:00 PM MST | SNOW 1 | Salt Lake City, UT | |
| Dec 9, 4:00 PM MST | SNOW 3.3 | Salt Lake City, UT | |
| Dec 9, 4:00 PM MST | SNOW 3.5 | Salt Lake City, UT | |
| Dec 9, 4:42 PM MST | SNOW 11 | Alta, UT | ALTA UDOT - 8799 FT |
| Dec 9, 5:00 PM MST | SNOW 3.3 | Levan, UT | |
| Dec 9, 5:25 PM MST | SNOW 3 | Provo, UT | |
| Dec 9, 5:49 PM MST | SNOW 9 | Brighton, UT | BIG COTTONWOOD SPRUCES - 7402 FT |
| Dec 9, 5:59 PM MST | SNOW 2 | South Jordan, UT | |
| Dec 9, 6:00 PM MST | SNOW 0.3 | Scipio, UT | |
| Dec 9, 6:00 PM MST | SNOW 2 | Fillmore, UT | |
| Dec 9, 6:00 PM MST | SNOW 3 | Oak City, UT | |
| Dec 9, 6:00 PM MST | SNOW 6.2 | Alpine, UT | |
| Dec 9, 6:00 PM MST | SNOW 11 | Alta, UT | |
| Dec 9, 6:45 PM MST | SNOW 7 | Spanish Fork, UT | |
| Dec 9, 7:00 PM MST | SNOW 1 | Altamont, UT | |
| Dec 9, 7:50 PM MST | SNOW 4.3 | Ogden, UT | |
| Dec 9, 8:00 PM MST | SNOW 3 | Fillmore, UT | |
| Dec 9, 9:00 PM MST | SNOW 3 | Magna, UT | |
| Dec 9, 9:45 PM MST | SNOW 5.5 | Sandy, UT | |
| Dec 9, 11:24 PM MST | SNOW 3.5 | Sandy, UT | |
| Dec 10, 2:52 AM MST | SNOW 3 | Roy, UT | |
| Dec 10, 2:52 AM MST | SNOW 9 | 1 E Springville, UT | |
| Dec 10, 4:34 AM MST | SNOW 19 | Alta, UT | ALTA - COLLINS - 9662 FT |
| Dec 10, 5:07 AM MST | SNOW 15 | Brighton, UT | SOLITUDE - 8200 FT |
| Dec 10, 6:00 AM MST | SNOW 2.1 | West Valley City, UT | |
| Dec 10, 6:00 AM MST | SNOW 5.2 | Sandy, UT | |
| Dec 10, 6:04 AM MST | SNOW 24 | Brighton, UT | BRIGHTON CREST - 9500 FT |
| Dec 10, 6:23 AM MST | SNOW 12 | Park City, UT | PARK CITY MOUNTAIN - 9300 FT |
| Dec 10, 6:30 AM MST | SNOW 18 | Alta, UT | SNOWBIRD - 8100 FT |
| Dec 10, 6:51 AM MST | SNOW 17 | Park City, UT | CANYONS VILLAGE AT PARK CITY - 8800 FT |
| Dec 10, 7:00 AM MST | SNOW 0.5 | Salt Lake City, UT | |
| Dec 10, 7:00 AM MST | SNOW 1 | Millcreek, UT |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Salt Lake City I, UT (KSLC), launched 12:00Z, 10.6 hours before the alert went out and 168 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1398 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- -35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
430 WWUS45 KSLC 082235 WSWSLC URGENT - WINTER WEATHER MESSAGE National Weather Service Salt Lake City UT 335 PM MST Wed Dec 8 2021 UTZ111-090615- /O.UPG.KSLC.WS.A.0007.211209T0600Z-211211T0000Z/ /O.NEW.KSLC.WS.W.0007.211209T0700Z-211210T2300Z/ Wasatch Mountains South of I-80- Including the cities of Alta and Brighton 335 PM MST Wed Dec 8 2021 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 4 PM MST FRIDAY... * WHAT...Heavy snow expected. Total snow accumulations of 1 to 2 feet, with locally higher amounts expected. * WHERE...Wasatch Mountains South of I-80. * WHEN...From midnight tonight to 4 PM MST Friday. * IMPACTS...Travel could be very difficult to impossible. * ADDITIONAL DETAILS...Heaviest snowfall is anticipated Thursday afternoon and again Friday morning with lighter snowfall during the overnight hours. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ108-113-090615- /O.UPG.KSLC.WS.A.0007.211209T0600Z-211211T0000Z/ /O.NEW.KSLC.WS.W.0007.211209T0700Z-211210T0600Z/ Wasatch Back-Wasatch Plateau/Book Cliffs- Including the cities of Huntsville, Park City, Heber City, Scofield, and Indian Canyon 335 PM MST Wed Dec 8 2021 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 11 PM MST THURSDAY... * WHAT...Heavy snow expected. Total snow accumulations of 8 to 18 inches in the mountains, with locally higher amounts. For the Wasatch Back, total snow accumulations of 6 to 12 inches. * WHERE...Wasatch Back and Wasatch Plateau/Book Cliffs. * WHEN...From midnight tonight to 11 PM MST Thursday. * IMPACTS...Travel could be very difficult to impossible. * ADDITIONAL DETAILS...Rain may mix with snow initially then transition to snow by early Thursday morning for the mountain valley areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ112-090615- /O.UPG.KSLC.WS.A.0007.211209T0000Z-211210T0000Z/ /O.NEW.KSLC.WS.W.0007.211209T0700Z-211210T0600Z/ Western Uinta Mountains- Including the cities of Mirror Lake Highway and Moon Lake 335 PM MST Wed Dec 8 2021 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 11 PM MST THURSDAY... * WHAT...Heavy snow expected. Total snow accumulations of 1 to 2 feet. * WHERE...Western Uinta Mountains. * WHEN...From midnight tonight to 11 PM MST Thursday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ117-125-090615- /O.UPG.KSLC.WS.A.0007.211209T1200Z-211211T0000Z/ /O.NEW.KSLC.WS.W.0007.211209T1200Z-211210T0600Z/ Central Mountains-Southern Mountains- Including the cities of Cove Fort, Fish Lake, Joes Valley, Brian Head, and Alton 335 PM MST Wed Dec 8 2021 ...WINTER STORM WARNING IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY... * WHAT...Heavy snow expected. Total snow accumulations of 1 to 2 feet. Winds gusting as high as 35 mph. * WHERE...Central Mountains and Southern Mountains. * WHEN...From 5 AM to 11 PM MST Thursday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ110-090615- /O.UPG.KSLC.WS.A.0007.211209T0000Z-211210T0000Z/ /O.NEW.KSLC.WW.Y.0021.211209T0700Z-211210T2300Z/ Wasatch Mountains I-80 North- Including the cities of Mantua and Logan Summit 335 PM MST Wed Dec 8 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 4 PM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations of 6 to 14 inches with locally higher amounts south of I-84. * WHERE...Wasatch Mountains I-80 North. * WHEN...From midnight tonight to 4 PM MST Friday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ WYZ021-090615- /O.UPG.KSLC.WS.A.0007.211209T0000Z-211210T0000Z/ /O.NEW.KSLC.WW.Y.0021.211209T1200Z-211210T0300Z/ Southwest Wyoming- Including the cities of Evanston and Lyman 335 PM MST Wed Dec 8 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM TO 8 PM MST THURSDAY... * WHAT...Snow expected. Total snow accumulations of 5 to 10 inches. * WHERE...Southwest Wyoming. * WHEN...From 5 AM to 8 PM MST Thursday. * IMPACTS...Travel could be very difficult to impossible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Wyoming Department of Transportation, visit http://www.wyoroad.info or dial 511. && $$ UTZ115-116-122-090615- /O.UPG.KSLC.WS.A.0007.211209T1200Z-211211T0000Z/ /O.NEW.KSLC.WW.Y.0021.211209T1800Z-211210T0600Z/ Western Millard and Juab Counties-Eastern Juab/Millard Counties- Southwest Utah- Including the cities of Delta, Little Sahara, Nephi, Scipio, Fillmore, Beaver, Cedar City, and Milford 335 PM MST Wed Dec 8 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM TO 11 PM MST THURSDAY... * WHAT...Snow expected. Total snow accumulations of 3 to 6 inches, with up to 10 inches possible along the I-15 corridor from Santaquin to Scipio. * WHERE...Western Millard and Juab Counties, Eastern Juab/Millard Counties and Southwest Utah. * WHEN...From 11 AM to 11 PM MST Thursday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Rain will mix with snow initially then transition to snow during the late morning through afternoon hours. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ109-090615- /O.NEW.KSLC.WW.Y.0021.211209T1200Z-211210T0300Z/ Bear Lake and Bear River Valley- Including the cities of Woodruff, Randolph, and Garden City 335 PM MST Wed Dec 8 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM TO 8 PM MST THURSDAY... * WHAT...Snow expected. Total snow accumulations of 3 to 5 inches. * WHERE...Bear Lake and Bear River Valley. * WHEN...From 5 AM to 8 PM MST Thursday. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ104-105-090615- /O.NEW.KSLC.WW.Y.0021.211209T1500Z-211210T2300Z/ Northern Wasatch Front-Salt Lake Valley- Including the cities of Ogden, Bountiful, Salt Lake City, West Jordan, and Sandy 335 PM MST Wed Dec 8 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 AM THURSDAY TO 4 PM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations of 3 to 6 inches for Davis County, with up to 10 inches on the benches. For the Salt Lake Valley, total snow accumulations of 4 to 10 inches. * WHERE...Northern Wasatch Front and Salt Lake Valley. * WHEN...From 8 AM Thursday to 4 PM MST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Thursday morning and evening commute, as well as the Friday morning commute. * ADDITIONAL DETAILS...Precipitation will start as rain then transition to snow during the early morning hours. Heaviest snow expected Thursday afternoon and Friday morning with lighter snowfall expected overnight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ102-106-090615- /O.NEW.KSLC.WW.Y.0021.211209T1500Z-211210T0600Z/ Tooele and Rush Valleys-Utah Valley- Including the cities of Tooele, Grantsville, Vernon, Lehi, Provo, and Payson 335 PM MST Wed Dec 8 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 AM TO 11 PM MST THURSDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 8 inches. * WHERE...Tooele and Rush Valleys and Utah Valley. * WHEN...From 8 AM to 11 PM MST Thursday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Thursday morning and evening commute. * ADDITIONAL DETAILS...Precipitation will start as rain then transition to snow during the early morning hours. Heaviest snowfall is expected late Thursday morning into late Thursday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ118-126-127-090615- /O.NEW.KSLC.WW.Y.0021.211209T1800Z-211210T0600Z/ Sanpete Valley-Upper Sevier River Valleys-Bryce Canyon Country- Including the cities of Manti, Ephraim, Mt Pleasant, Panguitch, Circleville, Koosharem, and Bryce Canyon City 335 PM MST Wed Dec 8 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM TO 11 PM MST THURSDAY... * WHAT...Snow expected. Total snow accumulations of 3 to 6 inches with locally higher amounts in the northern Sanpete Valley. Winds gusting as high as 35 mph. * WHERE...Sanpete Valley, Upper Sevier River Valleys and Bryce Canyon Country. * WHEN...From 11 AM to 11 PM MST Thursday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Rain may mix with snow during the early afternoon hours, mainly in the Sanpete Valley, then transition to snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
7 follow-up statements
450 WWUS45 KSLC 090522 WSWSLC URGENT - WINTER WEATHER MESSAGE National Weather Service Salt Lake City UT 1022 PM MST Wed Dec 8 2021 UTZ111-091300- /O.CON.KSLC.WS.W.0007.211209T0700Z-211210T2300Z/ Wasatch Mountains South of I-80- Including the cities of Alta and Brighton 1022 PM MST Wed Dec 8 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Heavy snow expected. Total snow accumulations of 1 to 2 feet, with locally higher amounts expected. * WHERE...Wasatch Mountains South of I-80. * WHEN...Until 4 PM MST Friday. * IMPACTS...Travel could be very difficult to impossible. * ADDITIONAL DETAILS...Heaviest snowfall is anticipated Thursday afternoon and again Friday morning with lighter snowfall during the overnight hours. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ108-112-113-091300- /O.CON.KSLC.WS.W.0007.211209T0700Z-211210T0600Z/ Wasatch Back-Western Uinta Mountains-Wasatch Plateau/Book Cliffs- Including the cities of Huntsville, Park City, Heber City, Mirror Lake Highway, Moon Lake, Scofield, and Indian Canyon 1022 PM MST Wed Dec 8 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THURSDAY... * WHAT...Heavy snow expected. Total snow accumulations 6 to 12 inches in the Wasatch Back and 8 to 18 inches in the mountains, with locally higher amounts possible. * WHERE...Wasatch Plateau/Book Cliffs, Western Uinta Mountains and Wasatch Back. * WHEN...Until 11 PM MST Thursday. * IMPACTS...Travel could be very difficult to impossible. * ADDITIONAL DETAILS...Rain may mix with snow initially in the Wasatch Back, then transition to snow by early Thursday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ117-125-091300- /O.CON.KSLC.WS.W.0007.211209T1200Z-211210T0600Z/ Central Mountains-Southern Mountains- Including the cities of Cove Fort, Fish Lake, Joes Valley, Brian Head, and Alton 1022 PM MST Wed Dec 8 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY... * WHAT...Heavy snow expected. Total snow accumulations of 1 to 2 feet. Winds gusting as high as 35 mph. * WHERE...Central Mountains and Southern Mountains. * WHEN...From 5 AM to 11 PM MST Thursday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ110-091300- /O.CON.KSLC.WW.Y.0021.211209T0700Z-211210T2300Z/ Wasatch Mountains I-80 North- Including the cities of Mantua and Logan Summit 1022 PM MST Wed Dec 8 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations of 6 to 14 inches with locally higher amounts south of I-84. * WHERE...Wasatch Mountains I-80 North. * WHEN...Until 4 PM MST Friday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ109-WYZ021-091300- /O.CON.KSLC.WW.Y.0021.211209T1200Z-211210T0300Z/ Bear Lake and Bear River Valley-Southwest Wyoming- Including the cities of Woodruff, Randolph, Garden City, Evanston, and Lyman 1022 PM MST Wed Dec 8 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 AM TO 8 PM MST THURSDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 10 inches. * WHERE...In Wyoming, Southwest Wyoming. In Utah, Bear Lake and Bear River Valley. * WHEN...From 5 AM to 8 PM MST Thursday. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ104-105-091300- /O.CON.KSLC.WW.Y.0021.211209T1500Z-211210T2300Z/ Northern Wasatch Front-Salt Lake Valley- Including the cities of Ogden, Bountiful, Salt Lake City, West Jordan, and Sandy 1022 PM MST Wed Dec 8 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 AM THURSDAY TO 4 PM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations of 3 to 6 inches for Davis County, with up to 10 inches on the benches. For the Salt Lake Valley, total snow accumulations of 4 to 10 inches. * WHERE...Northern Wasatch Front and Salt Lake Valley. * WHEN...From 8 AM Thursday to 4 PM MST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Thursday morning and evening commutes, as well as the Friday morning commute. * ADDITIONAL DETAILS...Precipitation will start as rain then transition to snow during the early morning hours. Heaviest snow expected late Thursday morning through afternoon and again Friday morning with lighter snowfall expected overnight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ102-106-091300- /O.CON.KSLC.WW.Y.0021.211209T1500Z-211210T0600Z/ Tooele and Rush Valleys-Utah Valley- Including the cities of Tooele, Grantsville, Vernon, Lehi, Provo, and Payson 1022 PM MST Wed Dec 8 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 AM TO 11 PM MST THURSDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 8 inches. * WHERE...Utah Valley and Tooele and Rush Valleys. * WHEN...From 8 AM to 11 PM MST Thursday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Thursday morning and evening commutes. * ADDITIONAL DETAILS...Precipitation will start as rain then transition to snow during the early morning hours. Heaviest snowfall is expected late Thursday morning into late Thursday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ115-116-118-122-126-127-091300- /O.CON.KSLC.WW.Y.0021.211209T1800Z-211210T0600Z/ Western Millard and Juab Counties-Eastern Juab/Millard Counties- Sanpete Valley-Southwest Utah-Upper Sevier River Valleys- Bryce Canyon Country- Including the cities of Delta, Little Sahara, Nephi, Scipio, Fillmore, Manti, Ephraim, Mt Pleasant, Beaver, Cedar City, Milford, Panguitch, Circleville, Koosharem, and Bryce Canyon City 1022 PM MST Wed Dec 8 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 AM TO 11 PM MST THURSDAY... * WHAT...Snow expected. Total snow accumulations of 3 to 6 inches, with up to 10 inches possible in the far northern Sanpete Valley and along the I-15 corridor from Santaquin to Scipio. * WHERE...Western Millard and Juab Counties, Bryce Canyon Country, Upper Sevier River Valleys, Eastern Juab/Millard Counties, Southwest Utah and Sanpete Valley. * WHEN...From 11 AM to 11 PM MST Thursday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Rain will mix with snow initially in some lower elevation areas, then transition to snow during the late morning through afternoon hours. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
189 WWUS45 KSLC 091328 WSWSLC URGENT - WINTER WEATHER MESSAGE National Weather Service Salt Lake City UT 628 AM MST Thu Dec 9 2021 UTZ111-100000- /O.CON.KSLC.WS.W.0007.000000T0000Z-211210T2300Z/ Wasatch Mountains South of I-80- Including the cities of Alta and Brighton 628 AM MST Thu Dec 9 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Heavy snow expected. Total snow accumulations of 1 to 2 feet, with locally higher amounts expected. * WHERE...Wasatch Mountains South of I-80. * WHEN...Until 4 PM MST Friday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Heaviest snowfall is anticipated Thursday afternoon and again Friday morning with lighter snowfall during the overnight hours. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ108-112-113-100000- /O.CON.KSLC.WS.W.0007.000000T0000Z-211210T0600Z/ Wasatch Back-Western Uinta Mountains-Wasatch Plateau/Book Cliffs- Including the cities of Huntsville, Park City, Heber City, Mirror Lake Highway, Moon Lake, Scofield, and Indian Canyon 628 AM MST Thu Dec 9 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Heavy snow expected. Total snow accumulations 6 to 12 inches in the Wasatch Back and 8 to 18 inches in the mountains, with locally higher amounts possible. * WHERE...Wasatch Plateau/Book Cliffs, Western Uinta Mountains and Wasatch Back. * WHEN...Until 11 PM MST Thursday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Rain may mix with snow initially in the Wasatch Back, then transition to snow by early Thursday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ117-125-100000- /O.CON.KSLC.WS.W.0007.000000T0000Z-211210T0600Z/ Central Mountains-Southern Mountains- Including the cities of Cove Fort, Fish Lake, Joes Valley, Brian Head, and Alton 628 AM MST Thu Dec 9 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Heavy snow expected. Total snow accumulations of 1 to 2 feet. Winds gusting as high as 35 mph. * WHERE...Central Mountains and Southern Mountains. * WHEN...From 5 AM to 11 PM MST Thursday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ110-100000- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T2300Z/ Wasatch Mountains I-80 North- Including the cities of Mantua and Logan Summit 628 AM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations of 6 to 14 inches with locally higher amounts south of I-84. * WHERE...Wasatch Mountains I-80 North. * WHEN...Until 4 PM MST Friday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ109-WYZ021-100000- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T0300Z/ Bear Lake and Bear River Valley-Southwest Wyoming- Including the cities of Woodruff, Randolph, Garden City, Evanston, and Lyman 628 AM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * WHAT...Snow expected. Total snow accumulations of 4 to 10 inches. * WHERE...In Wyoming, Southwest Wyoming. In Utah, Bear Lake and Bear River Valley. * WHEN...From 5 AM to 8 PM MST Thursday. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ104-105-100000- /O.CON.KSLC.WW.Y.0021.211209T1500Z-211210T2300Z/ Northern Wasatch Front-Salt Lake Valley- Including the cities of Ogden, Bountiful, Salt Lake City, West Jordan, and Sandy 628 AM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations of 3 to 6 inches for Davis County, with up to 10 inches on the benches. For the Salt Lake Valley, total snow accumulations of 4 to 10 inches. * WHERE...Northern Wasatch Front and Salt Lake Valley. * WHEN...From 8 AM Thursday to 4 PM MST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Thursday morning and evening commutes, as well as the Friday morning commute. * ADDITIONAL DETAILS...Precipitation will start as rain then transition to snow late this morning. Heaviest snow expected Thursday afternoon and again Friday morning with lighter snowfall expected overnight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ102-106-100000- /O.CON.KSLC.WW.Y.0021.211209T1500Z-211210T0600Z/ Tooele and Rush Valleys-Utah Valley- Including the cities of Tooele, Grantsville, Vernon, Lehi, Provo, and Payson 628 AM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Snow expected. Total snow accumulations of 3 to 7 inches. * WHERE...Utah Valley and Tooele and Rush Valleys. * WHEN...From 8 AM to 11 PM MST Thursday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Thursday morning and evening commutes. * ADDITIONAL DETAILS...Precipitation will start as rain then transition to snow late this morning. Heaviest snowfall is expected Thursday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ115-116-118-122-126-127-100000- /O.CON.KSLC.WW.Y.0021.211209T1800Z-211210T0600Z/ Western Millard and Juab Counties-Eastern Juab/Millard Counties- Sanpete Valley-Southwest Utah-Upper Sevier River Valleys- Bryce Canyon Country- Including the cities of Delta, Little Sahara, Nephi, Scipio, Fillmore, Manti, Ephraim, Mt Pleasant, Beaver, Cedar City, Milford, Panguitch, Circleville, Koosharem, and Bryce Canyon City 628 AM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 11 PM MST THIS EVENING... * WHAT...Snow expected. Total snow accumulations of 3 to 6 inches. * WHERE...Western Millard and Juab Counties, Bryce Canyon Country, Upper Sevier River Valleys, Eastern Juab/Millard Counties, Southwest Utah and Sanpete Valley. * WHEN...From 11 AM to 11 PM MST Thursday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Rain expected initially in lower elevation areas, then transition to snow during the afternoon hours. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
476 WWUS45 KSLC 092202 WSWSLC URGENT - WINTER WEATHER MESSAGE National Weather Service Salt Lake City UT 302 PM MST Thu Dec 9 2021 UTZ111-100700- /O.CON.KSLC.WS.W.0007.000000T0000Z-211210T2300Z/ Wasatch Mountains South of I-80- Including the cities of Alta and Brighton 302 PM MST Thu Dec 9 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Heavy snow. Total snow accumulations of 1 to 2 feet, with locally higher amounts expected. * WHERE...Wasatch Mountains South of I-80. * WHEN...Until 4 PM MST Friday. * IMPACTS...Winter driving conditions can be expected all mountain routes through Friday afternoon. Traction restrictions may continue. * ADDITIONAL DETAILS...Snow accumulations may decrease overnight and pick up again early Friday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ108-112-113-100600- /O.CON.KSLC.WS.W.0007.000000T0000Z-211210T0600Z/ Wasatch Back-Western Uinta Mountains-Wasatch Plateau/Book Cliffs- Including the cities of Huntsville, Park City, Heber City, Mirror Lake Highway, Moon Lake, Scofield, and Indian Canyon 302 PM MST Thu Dec 9 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Heavy snow. Total snow accumulations 6 to 12 inches in the Wasatch Back and 8 to 18 inches in the mountains, with locally higher amounts possible. * WHERE...Wasatch Plateau/Book Cliffs, Western Uinta Mountains and Wasatch Back. * WHEN...Until 11 PM MST this evening. * IMPACTS...Winter driving conditions are expected on all mountain and Wasatch Back routes through tonight. Traction restrictions may continue. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ117-125-100600- /O.CON.KSLC.WS.W.0007.000000T0000Z-211210T0600Z/ Central Mountains-Southern Mountains- Including the cities of Cove Fort, Fish Lake, Joes Valley, Brian Head, and Alton 302 PM MST Thu Dec 9 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Heavy snow. Total snow accumulations of 1 to 2 feet. * WHERE...Central Mountains and Southern Mountains. * WHEN...Until 11 PM MST this evening. * IMPACTS...Winter driving conditions can be expected all mountain routes through this evening. Traction restrictions may continue. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ110-100700- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T2300Z/ Wasatch Mountains I-80 North- Including the cities of Mantua and Logan Summit 302 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Snow. Additional snow accumulations of 4 to 8 inches. * WHERE...Wasatch Mountains I-80 North. * WHEN...Until 4 PM MST Friday. * IMPACTS...Winter driving conditions can be expected all mountain routes through Friday afternoon. Traction restrictions may continue. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ109-WYZ021-100300- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T0300Z/ Bear Lake and Bear River Valley-Southwest Wyoming- Including the cities of Woodruff, Randolph, Garden City, Evanston, and Lyman 302 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * WHAT...Snow. Additional snow accumulations of 1 to 3 inches. * WHERE...In Wyoming, Southwest Wyoming. In Utah, Bear Lake and Bear River Valley. * WHEN...Until 8 PM MST this evening. * IMPACTS...Winter driving conditions can be expected. Chain laws may be enacted in Uinta County, WY. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. For winter road conditions from the Wyoming Department of Transportation, visit http://www.wyoroad.info or dial 511. && $$ UTZ104-105-100700- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T2300Z/ Northern Wasatch Front-Salt Lake Valley- Including the cities of Ogden, Bountiful, Salt Lake City, West Jordan, and Sandy 302 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Snow. Additional snow accumulations of 2 to 4 inches, locally higher across locations east and southeast of the Great Salt Lake. * WHERE...Northern Wasatch Front and Salt Lake Valley. * WHEN...Until 4 PM MST Friday. * IMPACTS...Winter driving conditions will be possible overnight. Localized moderate to heavy snow may impact the Friday morning commute south and east of the Great Salt Lake. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ102-106-100600- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T0600Z/ Tooele and Rush Valleys-Utah Valley- Including the cities of Tooele, Grantsville, Vernon, Lehi, Provo, and Payson 302 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Snow. Additional snow accumulations of 1 to 3 inches. * WHERE...Utah Valley and Tooele and Rush Valleys. * WHEN...Until 11 PM MST this evening. * IMPACTS...Occasional winter driving conditions will be possible this evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ115-116-118-122-126-127-100600- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T0600Z/ Western Millard and Juab Counties-Eastern Juab/Millard Counties- Sanpete Valley-Southwest Utah-Upper Sevier River Valleys- Bryce Canyon Country- Including the cities of Delta, Little Sahara, Nephi, Scipio, Fillmore, Manti, Ephraim, Mt Pleasant, Beaver, Cedar City, Milford, Panguitch, Circleville, Koosharem, and Bryce Canyon City 302 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Snow. Additional snow accumulations 2 to 4 inches. * WHERE...Western Millard and Juab Counties, Bryce Canyon Country, Upper Sevier River Valleys, Eastern Juab/Millard Counties, Southwest Utah and Sanpete Valley. * WHEN...Until 11 PM MST this evening. * IMPACTS...Winter driving conditions can be expected on area routes including the higher summits on I-15 and I-70. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
877 WWUS45 KSLC 100300 WSWSLC URGENT - WINTER WEATHER MESSAGE National Weather Service Salt Lake City UT 800 PM MST Thu Dec 9 2021 UTZ109-WYZ021-100400- /O.EXP.KSLC.WW.Y.0021.000000T0000Z-211210T0300Z/ Bear Lake and Bear River Valley-Southwest Wyoming- Including the cities of Woodruff, Randolph, Garden City, Evanston, and Lyman 800 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING... Snow is ending across the area, with lingering showers possible through the remainder of the evening. However, be prepared for snow covered roadways when traveling this evening. $$ UTZ111-101100- /O.CON.KSLC.WS.W.0007.000000T0000Z-211210T2300Z/ Wasatch Mountains South of I-80- Including the cities of Alta and Brighton 800 PM MST Thu Dec 9 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Heavy snow. Total snow accumulations of 1 to 2 feet, with locally higher amounts expected. * WHERE...Wasatch Mountains South of I-80. * WHEN...Until 4 PM MST Friday. * IMPACTS...Winter driving conditions can be expected all mountain routes through Friday afternoon. Traction restrictions may continue. * ADDITIONAL DETAILS...Snow accumulations may decrease overnight and pick up again early Friday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ108-112-113-100600- /O.CON.KSLC.WS.W.0007.000000T0000Z-211210T0600Z/ Wasatch Back-Western Uinta Mountains-Wasatch Plateau/Book Cliffs- Including the cities of Huntsville, Park City, Heber City, Mirror Lake Highway, Moon Lake, Scofield, and Indian Canyon 800 PM MST Thu Dec 9 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Heavy snow. Total snow accumulations 6 to 12 inches in the Wasatch Back and 8 to 18 inches in the mountains, with locally higher amounts possible. * WHERE...Wasatch Plateau/Book Cliffs, Western Uinta Mountains and Wasatch Back. * WHEN...Until 11 PM MST this evening. * IMPACTS...Winter driving conditions are expected on all mountain and Wasatch Back routes through tonight. Traction restrictions may continue. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ117-125-100600- /O.CON.KSLC.WS.W.0007.000000T0000Z-211210T0600Z/ Central Mountains-Southern Mountains- Including the cities of Cove Fort, Fish Lake, Joes Valley, Brian Head, and Alton 800 PM MST Thu Dec 9 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Heavy snow. Total snow accumulations of 1 to 2 feet. * WHERE...Central Mountains and Southern Mountains. * WHEN...Until 11 PM MST this evening. * IMPACTS...Winter driving conditions can be expected all mountain routes through this evening. Traction restrictions may continue. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ110-101100- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T2300Z/ Wasatch Mountains I-80 North- Including the cities of Mantua and Logan Summit 800 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Snow. Additional snow accumulations of 4 to 8 inches. * WHERE...Wasatch Mountains I-80 North. * WHEN...Until 4 PM MST Friday. * IMPACTS...Winter driving conditions can be expected all mountain routes through Friday afternoon. Traction restrictions may continue. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ104-105-101100- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T2300Z/ Northern Wasatch Front-Salt Lake Valley- Including the cities of Ogden, Bountiful, Salt Lake City, West Jordan, and Sandy 800 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Snow. Additional snow accumulations of 2 to 4 inches, locally higher across locations east and southeast of the Great Salt Lake. * WHERE...Northern Wasatch Front and Salt Lake Valley. * WHEN...Until 4 PM MST Friday. * IMPACTS...Winter driving conditions will be possible overnight. Localized moderate to heavy snow may impact the Friday morning commute south and east of the Great Salt Lake. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ102-106-100600- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T0600Z/ Tooele and Rush Valleys-Utah Valley- Including the cities of Tooele, Grantsville, Vernon, Lehi, Provo, and Payson 800 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Snow. Additional snow accumulations of 1 to 3 inches. * WHERE...Utah Valley and Tooele and Rush Valleys. * WHEN...Until 11 PM MST this evening. * IMPACTS...Occasional winter driving conditions will be possible this evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ115-116-118-122-126-127-100600- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T0600Z/ Western Millard and Juab Counties-Eastern Juab/Millard Counties- Sanpete Valley-Southwest Utah-Upper Sevier River Valleys- Bryce Canyon Country- Including the cities of Delta, Little Sahara, Nephi, Scipio, Fillmore, Manti, Ephraim, Mt Pleasant, Beaver, Cedar City, Milford, Panguitch, Circleville, Koosharem, and Bryce Canyon City 800 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Snow. Additional snow accumulations 2 to 4 inches. * WHERE...Western Millard and Juab Counties, Bryce Canyon Country, Upper Sevier River Valleys, Eastern Juab/Millard Counties, Southwest Utah and Sanpete Valley. * WHEN...Until 11 PM MST this evening. * IMPACTS...Winter driving conditions can be expected on area routes including the higher summits on I-15 and I-70. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
236 WWUS45 KSLC 100605 WSWSLC URGENT - WINTER WEATHER MESSAGE National Weather Service Salt Lake City UT 1105 PM MST Thu Dec 9 2021 UTZ108-112-113-117-125-100715- /O.EXP.KSLC.WS.W.0007.000000T0000Z-211210T0600Z/ Wasatch Back-Western Uinta Mountains-Wasatch Plateau/Book Cliffs- Central Mountains-Southern Mountains- Including the cities of Huntsville, Park City, Heber City, Mirror Lake Highway, Moon Lake, Scofield, Indian Canyon, Cove Fort, Fish Lake, Joes Valley, Brian Head, and Alton 1105 PM MST Thu Dec 9 2021 ...WINTER STORM WARNING HAS EXPIRED... Snow will continue to taper off into the overnight hours with little if any additional accumulation. $$ UTZ102-106-115-116-118-122-126-127-100715- /O.EXP.KSLC.WW.Y.0021.000000T0000Z-211210T0600Z/ Tooele and Rush Valleys-Utah Valley- Western Millard and Juab Counties-Eastern Juab/Millard Counties- Sanpete Valley-Southwest Utah-Upper Sevier River Valleys- Bryce Canyon Country- Including the cities of Tooele, Grantsville, Vernon, Lehi, Provo, Payson, Delta, Little Sahara, Nephi, Scipio, Fillmore, Manti, Ephraim, Mt Pleasant, Beaver, Cedar City, Milford, Panguitch, Circleville, Koosharem, and Bryce Canyon City 1105 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY HAS EXPIRED... Snow will continue to taper off into the overnight hours with little if any additional accumulation. $$ UTZ111-101415- /O.CON.KSLC.WS.W.0007.000000T0000Z-211210T2300Z/ Wasatch Mountains South of I-80- Including the cities of Alta and Brighton 1105 PM MST Thu Dec 9 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Heavy snow. Total snow accumulations of 1 to 2 feet, with locally higher amounts expected. * WHERE...Wasatch Mountains South of I-80. * WHEN...Until 4 PM MST Friday. * IMPACTS...Winter driving conditions can be expected all mountain routes through Friday afternoon. Traction restrictions may continue. * ADDITIONAL DETAILS...Snow accumulations may decrease overnight and pick up again early Friday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ110-101415- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T2300Z/ Wasatch Mountains I-80 North- Including the cities of Mantua and Logan Summit 1105 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Snow. Additional snow accumulations of 3 to 6 inches. * WHERE...Wasatch Mountains I-80 North. * WHEN...Until 4 PM MST Friday. * IMPACTS...Winter driving conditions can be expected all mountain routes through Friday afternoon. Traction restrictions may continue. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ104-105-101415- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T2300Z/ Northern Wasatch Front-Salt Lake Valley- Including the cities of Ogden, Bountiful, Salt Lake City, West Jordan, and Sandy 1105 PM MST Thu Dec 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM MST FRIDAY... * WHAT...Snow. Additional snow accumulations of 1 to 3 inches, with locally higher amounts possible under lake bands. * WHERE...Northern Wasatch Front and Salt Lake Valley. * WHEN...Until 4 PM MST Friday. * IMPACTS...Winter driving conditions will be possible overnight. Localized moderate to heavy snow may impact the Friday morning commute south and east of the Great Salt Lake. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
955 WWUS45 KSLC 101012 WSWSLC URGENT - WINTER WEATHER MESSAGE National Weather Service Salt Lake City UT 312 AM MST Fri Dec 10 2021 UTZ111-101815- /O.CON.KSLC.WS.W.0007.000000T0000Z-211210T2300Z/ Wasatch Mountains South of I-80- Including the cities of Alta and Brighton 312 AM MST Fri Dec 10 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM MST THIS AFTERNOON... * WHAT...Heavy snow. Additional snow accumulations 5 to 10 inches, with locally higher amounts around 1 foot in the Cottonwoods. * WHERE...Wasatch Mountains South of I-80. * WHEN...Until 4 PM MST this afternoon. * IMPACTS...Travel will be difficult over mountain routes, including I-80 over Parley's Canyon and the Cottonwood Canyons. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ110-101815- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T2300Z/ Wasatch Mountains I-80 North- Including the cities of Mantua and Logan Summit 312 AM MST Fri Dec 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM MST THIS AFTERNOON... * WHAT...Snow. Additional snow accumulations of 3 to 6 inches. * WHERE...Wasatch Mountains I-80 North. * WHEN...Until 4 PM MST this afternoon. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ UTZ104-105-101815- /O.CON.KSLC.WW.Y.0021.000000T0000Z-211210T2300Z/ Northern Wasatch Front-Salt Lake Valley- Including the cities of Ogden, Bountiful, Salt Lake City, West Jordan, and Sandy 312 AM MST Fri Dec 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM MST THIS AFTERNOON... * WHAT...Snow. Additional snow accumulations of 1 to 3 inches, with 4 to 7 inches possible on the east benches. * WHERE...Northern Wasatch Front and Salt Lake Valley. * WHEN...Until 4 PM MST this afternoon. * IMPACTS...Plan on slippery road conditions. Travel may be difficult, especially on east bench routes including I-215, Foothill Drive and Wasatch Blvd. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Utah Department of Transportation, visit http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial 511. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
812 WWUS45 KSLC 102206 WSWSLC URGENT - WINTER WEATHER MESSAGE National Weather Service Salt Lake City UT 306 PM MST Fri Dec 10 2021 UTZ111-102315- /O.CAN.KSLC.WS.W.0007.000000T0000Z-211210T2300Z/ Wasatch Mountains South of I-80- Including the cities of Alta and Brighton 306 PM MST Fri Dec 10 2021 ...WINTER STORM WARNING IS CANCELLED... Snow showers may continue into early evening, but accumulations will be light. Therefore, the winter storm warning has been cancelled. $$ UTZ104-105-110-102315- /O.CAN.KSLC.WW.Y.0021.000000T0000Z-211210T2300Z/ Northern Wasatch Front-Salt Lake Valley-Wasatch Mountains I- 80 North- Including the cities of Ogden, Bountiful, Salt Lake City, West Jordan, Sandy, Mantua, and Logan Summit 306 PM MST Fri Dec 10 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Snow showers may continue into early evening, but accumulations will be light. Therefore, the winter weather advisory has been cancelled. $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 8, 3:35 PM MST | Winter Weather Advisory | SLC | Beaver, Box Elder, Cache, Davis, Garfield, Iron and 14 more | 48 hr |
Nearby
Winter Storm Warnings in Utah, 2021Every winter storm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.