WY WFO RIVERTON Warnings, Watches, and Advisories

WFO RIVERTON Warnings, Watches and Advisories for Sunday, February 18, 2018

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WINTER STORM WARNING

URGENT – WINTER WEATHER MESSAGE

National Weather Service Riverton WY

458 PM MST Sun Feb 18 2018

…Major winter storm to spread to all of Central Wyoming tonight

and continue into Monday…

.Snow across Western and North-Central Wyoming will spread south

and east the remainder of the day. Snow will continue in many

areas tonight and east of the divide through Monday. This storm

will cause significant travel impacts with possible road

closures.

…WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON…

The threat for heavy snow has ended in this area. Some light snow

will occur this evening with minor accumulations.

…WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON…

The threat for heavy snow has ended in this area. Some light snow

will occur this evening with minor accumulations.

…WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON…

The threat for widespread heavy snow has ended in this area. Some

light snow will occur this evening with accumulations less than 3

inches in most mountains.

…WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON…

The threat for heavy snow has ended in this area. Some light snow

will occur this evening with minor accumulations.

…WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON…

The threat for heavy snow has ended in this area. Some light snow

will occur this evening with minor accumulations.

…WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON…

The threat for heavy snow has ended in this area. Some light snow

will occur this evening with accumulations of less than 3 inches.

…WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON…

The threat for heavy snow has ended in this area. Some light snow

will occur this evening with accumulations of less than 3 inches.

…WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM MST MONDAY…

* WHAT…Snow, heavy at times, and blowing snow expected. Total

snow accumulations of 4 to 7 inches, with localized amounts up

to 9 inches west of the Bear River Divide and in Cokeville,

are expected.

* WHERE…South Lincoln County.

* WHEN…From 5 AM today to 8 AM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions. Tree

branches could fall. Winds gusting as high as 50 mph will

cause areas of blowing and drifting snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Storm Warning for snow means severe winter weather

conditions will make travel very hazardous or impossible. 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.

…WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST MONDAY…

* WHAT…Snow, heavy at times, and blowing snow expected. Total

snow accumulations of 6 to 12 inches, with localized amounts

up to 15 inches, are expected.

* WHERE…Wind River Mountains East.

* WHEN…From 5 AM today to 2 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions. Tree

branches could fall. Winds gusting as high as 50 mph will

cause areas of blowing and drifting snow. The cold wind chills

as low as 20 below zero could cause frostbite on exposed skin

in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Storm Warning for snow means severe winter weather

conditions will make travel very hazardous or impossible. 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.

…WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM MST MONDAY…

* WHAT…Snow will continue through Monday evening. Periods of

moderate to heavy snow will occur into this evening. Total

snow accumulations of 6 to 9 inches, with localized amounts up

to 11 inches, are expected.

* WHERE…Southeast Johnson County.

* WHEN…Until 8 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions.

Winds gusting as high as 40 mph will cause patchy blowing and

drifting snow. The cold wind chills as low as 25 below zero

could cause frostbite on exposed skin in as little as 30

minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Storm Warning for snow means severe winter weather

conditions will make travel very hazardous or impossible. 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.

…WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY…

* WHAT…Snow will continue through Monday. The snow will be

heavy at times through this afternoon with snowfall rates up

to an inch per hour. Total snow accumulations of 5 to 8 inches,

with locally higher amounts.

* WHERE…Northeast Johnson County.

* WHEN…Until 5 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions.

Winds gusting as high as 45 mph will cause considerable

blowing and drifting snow. The cold wind chills as low as 20

below zero could cause frostbite on exposed skin in as little

as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Storm Warning for snow means severe winter weather

conditions will make travel very hazardous or impossible. 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.

…WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST

MONDAY…

* WHAT…Snow will increase through the afternoon. Snow will

become quite heavy at times late this afternoon through much

of tonight and possibly into Monday morning. Snow will

continue at least into Monday evening. Total snow

accumulations of 8 to 12 inches, with 12 to 18 inches on

Casper Mountain. There is some potential for even higher

amounts so stay tuned for the latest statements throughout the

storm.

* WHERE…Natrona County Lower Elevations and Casper Mountain.

* WHEN…Until 11 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions.

Winds gusting as high as 30 mph will cause patchy blowing and

drifting snow. The cold wind chills as low as 25 below zero

could cause frostbite on exposed skin in as little as 30

minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Storm Warning for snow means severe winter weather

conditions will make travel very hazardous or impossible. 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.

…WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST

MONDAY…

* WHAT…Snow will increase through the afternoon. Snow will

become quite heavy at times late this afternoon through much

of tonight and possibly into Monday morning. Snow will

continue at least into Monday evening. Total snow

accumulations of 8 to 12 inches, with 12 to 18 inches on

Casper Mountain. There is some potential for even higher

amounts so stay tuned for the latest statements throughout the

storm.

* WHERE…Natrona County Lower Elevations and Casper Mountain.

* WHEN…Until 11 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions.

Winds gusting as high as 30 mph will cause patchy blowing and

drifting snow. The cold wind chills as low as 25 below zero

could cause frostbite on exposed skin in as little as 30

minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Storm Warning for snow means severe winter weather

conditions will make travel very hazardous or impossible. 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.

…WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST

MONDAY…

* WHAT…Snow will become widespread across the area into the

afternoon. The snow will be moderate to heavy at times tonight

with more light to locally moderate snow on Monday into Monday

evening. Total snow accumulations of 6 to 9 inches west of

Jeffrey City with 9 to 12 inches from Jeffrey City eastward to

Pathfinder and Alcova.

* WHERE…Green Mountains and Rattlesnake Range.

* WHEN…Until 11 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions.

Winds gusting as high as 35 mph will cause patchy blowing and

drifting snow. The cold wind chills as low as 20 below zero

could cause frostbite on exposed skin in as little as 30

minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Storm Warning for snow means severe winter weather

conditions will make travel very hazardous or impossible. 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.

…WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST

MONDAY…

* WHAT…Snow will become widespread across the area from late

this afternoon into early this evening. The snow will be

moderate to heavy at times tonight through Monday morning with

more light to locally moderate snow Monday afternoon and

evening. Total snow accumulations of 4 to 8 inches, with 8 to

10 inches across the eastern portion of the area.

* WHERE…Flaming Gorge and East Sweetwater County.

* WHEN…From 2 PM today to 11 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions.

Winds gusting as high as 35 mph will cause patchy blowing and

drifting snow. The cold wind chills as low as 20 below zero

could cause frostbite on exposed skin in as little as 30

minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Storm Warning for snow means severe winter weather

conditions will make travel very hazardous or impossible. 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.

…WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST

MONDAY…

* WHAT…Snow will become widespread across the area from late

this afternoon into early this evening. The snow will be

moderate to heavy at times tonight through Monday morning with

more light to locally moderate snow Monday afternoon and

evening. Total snow accumulations of 4 to 8 inches, with 8 to

10 inches across the eastern portion of the area.

* WHERE…Flaming Gorge and East Sweetwater County.

* WHEN…From 2 PM today to 11 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions.

Winds gusting as high as 35 mph will cause patchy blowing and

drifting snow. The cold wind chills as low as 20 below zero

could cause frostbite on exposed skin in as little as 30

minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Storm Warning for snow means severe winter weather

conditions will make travel very hazardous or impossible. 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.

…WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST

MONDAY…

* WHAT…Snow expected. Total snow accumulations of 3 to 5

inches.

* WHERE…Upper Wind River Basin.

* WHEN…Until 2 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions. Be

prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will

cause primarily travel difficulties. Be prepared for snow covered

roads and limited visibilities, and use caution while driving.

The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.

…WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST

MONDAY…

* WHAT…Snow expected. Total snow accumulations of 6 to 12

inches, with localized amounts up to 16 inches, are expected.

* WHERE…Bighorn Mountains West and Bighorn Mountains Southeast.

* WHEN…From 5 AM today to 2 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions.

Winds gusting as high as 30 mph will cause patchy blowing and

drifting snow. The cold wind chills as low as 20 below zero

could cause frostbite on exposed skin in as little as 30

minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will

cause primarily travel difficulties. Be prepared for snow covered

roads and limited visibilities, and use caution while driving.

The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.

…WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST

MONDAY…

* WHAT…Snow expected. Total snow accumulations of 6 to 12

inches, with localized amounts up to 16 inches, are expected.

* WHERE…Bighorn Mountains West and Bighorn Mountains Southeast.

* WHEN…From 5 AM today to 2 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions.

Winds gusting as high as 30 mph will cause patchy blowing and

drifting snow. The cold wind chills as low as 20 below zero

could cause frostbite on exposed skin in as little as 30

minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will

cause primarily travel difficulties. Be prepared for snow covered

roads and limited visibilities, and use caution while driving.

The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.

…WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST

MONDAY…

* WHAT…Snow and blowing snow expected. Total snow

accumulations of 4 to 6 inches are expected with higher

amounts to around 8 inches near the foothills of the Big Horn

Mountains including Shell and Hyattville and also north of

Greybull including the Lovell and Deaver area. 6 to 7 inches

was already reported around Lovell today. Snowfall rates will

decrease by this evening but light snow will continue into

Monday morning.

* WHERE…North Big Horn Basin.

* WHEN…From 8 AM today to 11 AM MST Monday.

* ADDITIONAL DETAILS…Plan on slippery road conditions. In

addition, some reductions to visibility are likely. Winds

gusting as high as 40 mph will cause considerable blowing and

drifting snow. The cold wind chills as low as 30 below zero

could cause frostbite on exposed skin in as little as 30

minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will

cause primarily travel difficulties. Be prepared for snow covered

roads and limited visibilities, and use caution while driving.

The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.

…WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST

MONDAY…

* WHAT…Snow expected. Total snow accumulations of 4 to 8

inches, with locally higher amounts around Cody, are expected.

Snowfall reports of 3 to 6 inches have already been received

from the Cody area as of 11 am.

* WHERE…Cody Foothills.

* WHEN…Until 11 AM MST Monday.

* ADDITIONAL DETAILS…Plan on slippery road conditions. In

addition, some reductions to visibility are likely. Winds

gusting as high as 30 mph will cause patchy blowing and

drifting snow. The dangerously cold wind chills as low as 35

below zero could cause frostbite on exposed skin in as little

as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will

cause primarily travel difficulties. Be prepared for snow covered

roads and limited visibilities, and use caution while driving.

The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.

…WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST

MONDAY…

* WHAT…Snow expected. Total snow accumulations of 3 to 5

inches, with 5 to 8 inches from Ten Sleep to Big Trails, are

expected.

* WHERE…Southwest Big Horn Basin, Southeast Big Horn Basin and

Owl Creek and Bridger Mountains.

* WHEN…Until 2 PM MST Monday.

* ADDITIONAL DETAILS…Plan on slippery road conditions. In

addition, some reductions to visibility are likely. Winds

gusting as high as 25 mph will cause patchy blowing and

drifting snow. The cold wind chills as low as 25 below zero

could cause frostbite on exposed skin in as little as 30

minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will

cause primarily travel difficulties. Be prepared for snow covered

roads and limited visibilities, and use caution while driving.

The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.

…WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST

MONDAY…

* WHAT…Snow expected. Total snow accumulations of 3 to 5

inches, with 5 to 8 inches from Ten Sleep to Big Trails, are

expected.

* WHERE…Southwest Big Horn Basin, Southeast Big Horn Basin and

Owl Creek and Bridger Mountains.

* WHEN…Until 2 PM MST Monday.

* ADDITIONAL DETAILS…Plan on slippery road conditions. In

addition, some reductions to visibility are likely. Winds

gusting as high as 25 mph will cause patchy blowing and

drifting snow. The cold wind chills as low as 25 below zero

could cause frostbite on exposed skin in as little as 30

minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will

cause primarily travel difficulties. Be prepared for snow covered

roads and limited visibilities, and use caution while driving.

The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.

…WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST

MONDAY…

* WHAT…Snow expected. Total snow accumulations of 3 to 5

inches, with 5 to 8 inches from Ten Sleep to Big Trails, are

expected.

* WHERE…Southwest Big Horn Basin, Southeast Big Horn Basin and

Owl Creek and Bridger Mountains.

* WHEN…Until 2 PM MST Monday.

* ADDITIONAL DETAILS…Plan on slippery road conditions. In

addition, some reductions to visibility are likely. Winds

gusting as high as 25 mph will cause patchy blowing and

drifting snow. The cold wind chills as low as 25 below zero

could cause frostbite on exposed skin in as little as 30

minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will

cause primarily travel difficulties. Be prepared for snow covered

roads and limited visibilities, and use caution while driving.

The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.

…WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST

MONDAY…

* WHAT…Snow expected. Total snow accumulations of 3 to 5

inches are expected.

* WHERE…Wind River Basin.

* WHEN…From 2 PM today to 2 PM MST Monday.

* ADDITIONAL DETAILS…Plan on slippery road conditions. Be

prepared for reduced visibilities at times. The cold wind

chills as low as 25 below zero could cause frostbite on

exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will

cause primarily travel difficulties. Be prepared for snow covered

roads and limited visibilities, and use caution while driving.

The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.

…WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST

MONDAY…

* WHAT…Snow expected. Total snow accumulations of 4 to 6

inches are expected.

* WHERE…Lander Foothills.

* WHEN…From 2 PM today to 2 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions. Be

prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will

cause primarily travel difficulties. Be prepared for snow covered

roads and limited visibilities, and use caution while driving.

The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.

…WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST

MONDAY…

* WHAT…Snow will develop late this afternoon and become

widespread by this evening. Total snow accumulations of 4 to 6

inches are expected by later Monday.

* WHERE…Rock Springs and Green River.

* WHEN…From 2 PM today to 11 PM MST Monday.

* ADDITIONAL DETAILS…Plan on difficult travel conditions. Be

prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will

cause primarily travel difficulties. Be prepared for snow covered

roads and limited visibilities, and use caution while driving.

The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.

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Copyright 2018 AccuWeather

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Keywords: Wyoming, Warnings, Watches and Advisories

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