Road Weather Alerts

UTAH DEPARTMENT OF TRANSPORTATION

TRAFFIC OPERATIONS CENTER

 Road Weather Alert


Updated: Saturday, November 22, 2014

Road Weather Forecast Highlights for Road Snow & Slush

 


Text Updated: Saturday, November 22, 2014 at 2 A.M.
Road Weather Highlights Forecast Period: 2 A.M. Saturday through 12 P.M. Sunday

For Northern Utah

For Valley Routes:
Valley roads will run wet from periods of rain showers beginning early Saturday morning and continuing throughout the afternoon for all of Northern Utah. High winds, with cross wind gusts up to 45-55 mph will impact routes, including I-80 west of Salt Lake City and US-89 through Sardine Summit, after 6 A.M. Saturday morning through 6 P.M. Saturday afternoon. Winds gusts close to 60 mph will be a threat between 8 A.M. and 4 P.M. Saturday. A weak cold front pushing through the state Saturday late afternoon/evening will lower snow levels, bringing sporadic periods of snow showers for all Northern Utah valleys. Road slush will impact travel along valley routes after 3 P.M. for the Cache Valley and the Northern Wasatch Front, north of Ogden, and after 6 P.M. for Salt Lake and Utah Valley. Valley snow should taper off Sunday morning with a lull in precipitation for Sunday afternoon.

For Mountain Routes:
Mountain snow will begin after 4-6 A.M. Saturday morning for all of Northern Utah. Heavy road snow and periods of blowing/drifting snow will make travel difficult for some northern mountain routes by Saturday evening, including I-80 through Parley’s Summit, US-89 over Logan Summit, and US-40 through Daniels Summit, with periods of snow continuing through Saturday night. Snow tapers to light snow showers Sunday morning.

For Central & Southern Utah

For Valley Routes:
Valley corridors, including I-15 southwards to Cedar City, will run wet from late morning Saturday through early Saturday evening. Rain showers will change to snow showers late Saturday evening, impacting roads with slush and patchy ice throughout the rest of the forecast period. Portions of US-89, from Panguitch northward, and I-15, north of Cedar City, will see impacted roads with road slush Saturday night. Snow showers will start to taper off early Sunday morning. Westerly wind gusts of 50-60 mph will also be a concern along SR-10 between Price and Freemont Junction on I-70 Saturday evening into Sunday.

For Mountain Routes:
Intermittent snow showers will begin in the south-central mountains, including the Wasatch Plateau, late Saturday morning and lasting through the night. Road snow will impact mountain routes, including Clear Creek Summit & Ivie Creek Summit on I-70 from late Saturday afternoon through early Sunday morning. SR-31 will have the best threat of seeing heavy road snow and blowing/drifting snow Saturday and Saturday night. Snow should start to taper to light snow showers by midday Sunday.

Please monitor this page and other weather information sources for updates as the storm progresses.


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Briefing 2014_11_21_1100 Winds.png

Route-Specific Forecast for High Winds


Text Updated: Friday, November 21, 2014 at 3:00 P.M.
Forecast for 5 A.M. Saturday through 6 P.M. Sunday

For I-15:
1.) Gusty winds over 35 mph will impact travel from ID state line to Tremonton from 8 A.M. through 6 P.M. The highest gusts of over 45 mph will be near Brigham City.

For I-84:
1.) South-southwest winds, changing to northwest, will gust to 40-50 mph along I-84 from the Idaho state line to Tremonton from 8 A.M. through 6 P.M.

For I-80:
1.) South winds, changing to northwest winds, will gust to 45-55+ mph along I-80 west of Salt Lake City from 6 A.M. through 6 P.M. Saturday. A few gusts to 60 mph will be possible between 12 P.M. to 4 P.M.

For Highway 89:
1.) Gusts of 45-55+ mph will impact Highway 89/91 over Sardine Summit from 8 A.M. through 5 P.M. Saturday. A few gusts to 60 mph will be possible.
2.) Brigham City to Draper will see gusty winds from 9 A.M. through 4 P.M. with highest gusts near Brigham City between 10 A.M. to 3 P.M.

For Highway 6:
1.) South-southwest wind gusts of 35-45+ mph will impact Highway 6 from NV state line through Eureka from 7 A.M. through 5 P.M. Winds near Eureka may gust to 50+ mph.

For SR-30:
1.) Gusty winds will impact SR-30 from NV state line to I-84 between 9 A.M. through 6 P.M. Northwest cross winds will be greatest between 2 P.M. and 6 P.M.

Please monitor this page and other weather information sources for updates as the storm progresses.



Briefing-2014_11_21_1100-Winds.png

Route-Specific Forecast for Road Snow & Slush


Text Updated: Saturday, November 22, 2014 at 7 A.M.
Road Weather Highlights Forecast Period: 2 A.M. Saturday through 12 P.M. Sunday

For Northern Utah

For I-80:
1) Wendover to Lake Point Junction will run wet from 5 A.M. – 6 P.M. Saturday. Patchy light slush between Clive (mp 49) and Lake Point Junction after 6 P.M. through 10 P.M. Sunday, especially on bridges/overpasses. Patchy ice Saturday night into Sunday morning.
2) I-80 through Salt Lake City will run wet between 10 A.M. and 6 P.M. Saturday. Patchy light slush after 6 P.M. through 12 A.M. Sunday, especially on bridges/overpasses. Patchy ice Saturday night into Sunday morning.
3) Parleys Canyon to WY border will run wet between 9 A.M. and 3 P.M. Periods of road slush (especially at Parleys Summit) after 3 P.M. Saturday. Areas of road snow expected to impact travel from 6 P.M. Saturday to 3 A.M. Sunday. Patchy ice and road snow remain a threat through Sunday morning.

For I-15:
1) ID Stateline to Ogden will run wet between 4 A.M. – 3 P.M. Saturday. Periods of light road slush/snow after 3 P.M. Saturday will impact travel through 10 P.M. Saturday. Patchy ice Saturday night into Sunday morning.
2) Ogden to Salt Lake City will run wet between 8 A.M. and 5 P.M. Saturday. Periods of light road slush after 5 P.M., especially bridges/overpasses, will impact travel through 12 A.M. Saturday. Patchy ice Saturday night into Sunday morning.
3) Point of the Mountain to Spanish Fork will run wet between 10 A.M. and 7 P.M. Saturday. Periods of light road slush after 7 PM, especially bridges/overpasses, will impact travel through 2 A.M. Saturday. Patchy ice Saturday night into Sunday morning.

For I-84:
1) ID state line to Tremonton will run wet between 4 A.M. – 3 P.M. Saturday. Periods of light road slush/snow after 3 P.M. Saturday will impact travel through 10 P.M. Saturday. Patchy ice Saturday night into Sunday morning.
2) I-15 to Mountain Green will run wet from 8 A.M. through 4 P.M. Periods of light road slush after 4 PM will impact travel through the forecast period.
3) Mountain Green to Echo will run from 8 A.M. through 5 P.M. Periods of light road slush/snow after 5 PM will impact travel through the forecast period.

For I-215:
1) Both Westside and Eastside belt routes will run wet between 10 A.M. through 5 P.M. Periods of light road slush after 7 PM will impact travel through the forecast period.

For US-89:
1) Logan Canyon will run wet from 4 A.M. through 5 P.M. Road slush will impact travel after 7 P.M.
2) Logan Summit to Bear Lake will see road slush between 4 A.M. through the forecast period. Periods of road snow will impact travel after 8 A.M. Saturday.
3.) US-89 over Sardine Summit will run wet from 4 A.M. through the forecast period. Periods of road snow will impact travel after 8 A.M. Saturday.

For SR-158:
1) SR-158 through Eden
will run wet after 8 A.M. Saturday. Periods of light road slush after 4 P.M. Road slush and heavy road snow will impact travel after 7 A.M. throughout the forecast period for Powder Mountain.

For US-40:
1) I-80 Junction through Heber will run wet from 9 A.M. through the forecast period. Road slush will impact travel after 7 P.M.
2) Daniel’s Canyon will see road slush and road snow after 9 A.M. through the forecast period.
3) Daniel’s Canyon through Duchesne will run wet under rain/snow showers from 10 A.M. through the forecast period.

For US-189:
1) I-15 through Provo Canyon to Heber City will run wet under rain showers from 10 A.M. through 5 P.M. Road slush will impact travel after 8 P.M.

For SR-190 & 210:
1) Lower Big Cottonwood Canyon will run wet from 9 A.M. through 5 P.M. under periods of rain. Road slush will impact travel after 7 P.M. Travel on upper Big Cottonwood Canyon will be impacted by road slush and heavy road snow after 11 A.M. Saturday.
2) Lower Little Cottonwood Canyon will run wet from 9 A.M. through 5 P.M. under periods of rain. Road slush will impact travel after 7 P.M. Travel on upper Little Cottonwood Canyon will be impacted by road slush and heavy road snow after 11 A.M. Saturday.

For SR-92:
1) I-15 Junction to MP 14 will run wet under rain showers from 9 A.M. through 7 P.M. Periods of road slush will impact travel after 7 P.M.

For SR-30:
1) I-15 to Logan will run wet from 6 A.M. through 5 P.M. Saturday. Road slush will impact travel after 7 P.M.
2) Garden City to WY state line will run wet under rain/snow showers from 7 A.M. through 10 P.M. Saturday.

For SR-39:
1) Ogden through Huntsville will run wet from 7 A.M. through 5 P.M. Road slush will impact travel after 5 P.M.
2) Huntsville through MP 37 will run wet after 7 A.M. Road slush and road snow will impact travel after 6 P.M.

For Central/Southern Utah

For I-15:
1) Spanish Fork to Scipio will run wet under rain showers from 10 A.M. through 6 P.M. Road slush will impact travel after 6 P.M. through the forecast period, especially near Scipio Summit.
2) Scipio to Cedar City will run wet under rain showers from 11 A.M. through 8 P.M. Light road slush will impact travel after 8 P.M.

For I-70:
1) Cove Fort to Sevier over Clear Creek Summit will run wet under rain after 1 P.M. Saturday. Slush and road snow will impact travel after 5 P.M.
2) Salina to Fremont Junction will run wet under rain after 1 P.M. Saturday. Slush and road snow will impact travel after 7 P.M.

For I-89:
1) US-6 to Fairview Canyon will run wet under rain/snow showers after 10 A.M. Road slush and road snow will impact travel after 10 A.M. through the forecast period.

For SR-20:
1)
From I-15 over Bear Valley to I-89, light slush and road snow will impact travel after 3 P.M. through the forecast period.


Please monitor this page and other weather information sources for updates as the storm progresses.

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**This document is intended to be a forecast of statewide storm impacts. For updated roadway conditions & restrictions, please visit:  http://www.udottraffic.utah.gov/RoadWeatherForecast.aspx**
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