Arizona Flood Alert

* WHAT...Snow showers will develop by early evening, becoming heavy at times through the night and then tapering off around daybreak Friday. Most areas will see general accumulations 3 to 6 inches, locally more south of Flagstaff. Southwest winds gusting as high as 55 mph will create areas of blowing and drifting snow, significantly reducing visibility. * WHERE...Western Mogollon Rim. * WHEN...From 8 PM this evening to 5 AM MST Friday. * IMPACTS...Roads, and especially bridges, will likely become slick and hazardous. Periods of moderate to heavy snowfall will create snow-covered roads and hazardous driving conditions. Strong winds could cause extensive damage to trees and power lines. * ADDITIONAL DETAILS... Forecast snowfall amounts from 8 PM MST Today to 5 AM MST Friday... Doney Park: 2 to 4" Flagstaff: 4 to 6" Munds Park: 4 to 6" Williams: 2 to 4"

* WHAT...Snow expected. Total snow accumulations between 4 and 8 inches above 6000 feet and between 2 and 5 inches above 4000 feet. Winds gusting as high as 35 mph. * WHERE...In Arizona, Northwest Plateau. In Nevada, Lincoln County. * WHEN...From 10 AM PST /11 AM MST/ this morning to 4 AM PST /5 AM MST/ Friday. * IMPACTS...Roads will likely become slick and hazardous. Travel could be very difficult along Highway 93 north of Pioche and State Route 389 through Pipe Spring National Monument.

* WHAT...Snow expected. Total snow accumulations up to two inches. Winds gusting as high as 50 mph. * WHERE...Northwest Deserts. * WHEN...From 11 AM this morning to 11 PM MST this evening. * IMPACTS...Roads will likely become slick and hazardous. Travel could be very difficult along Interstate 40 through Fort Rock and State Route 66 through Peach Springs.

* WHAT...Snow expected. Total snow accumulations up to 5 inches. Winds gusting as high as 50 mph. * WHERE...Eastern Mogollon Rim. * WHEN...From 8 PM this evening to 8 AM MST Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Periods of moderate to heavy snowfall will create snow-covered roads and hazardous driving conditions. The hazardous conditions will impact the Friday morning commute. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS... Forecast snowfall amounts from 8 PM MST Today to 8 AM MST Friday... Forest Lakes: 4 to 6" Pine-Strawberry: 2 to 4" Heber-Overgaard: 1 to 2"

* WHAT...Heavy snow expected. Total snow accumulations between 1 and 6 inches. Winds gusting as high as 55 mph. * WHERE...Western Mogollon Rim. * WHEN...From 8 PM this evening to 5 AM MST Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Periods of moderate to heavy snowfall will create snow-covered roads and hazardous driving conditions. Strong winds could cause extensive damage to trees and power lines. * ADDITIONAL DETAILS... Forecast snowfall amounts from 8 PM MST Today to 5 AM MST Friday... Doney Park: 2 to 4" Flagstaff: 4 to 6" Munds Park: 4 to 6" Williams: 4 to 6"

* WHAT...Snow expected. Total snow accumulations up to 5 inches. Winds gusting as high as 50 mph. * WHERE...Coconino Plateau and Yavapai County Mountains. * WHEN...From 5 PM this afternoon to 5 AM MST Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Periods of moderate to heavy snowfall will create snow-covered roads and hazardous driving conditions. The hazardous conditions will impact the Thursday evening commute. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS... Forecast snowfall amounts from 5 PM MST Today to 5 AM MST Friday... Chino Valley: 0" Prescott Valley: Trace to 1" Prescott: 1 to 2" Seligman: 1 to 2" Valle: 2 to 4"

* WHAT...Snow expected. Total snow accumulations up to 4 inches. Winds gusting as high as 40 mph. * WHERE...Grand Canyon Country. * WHEN...From 5 PM this afternoon to 5 AM MST Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Periods of moderate to heavy snowfall will create snow-covered roads and hazardous driving conditions. * ADDITIONAL DETAILS... Forecast snowfall amounts from 5 PM MST Today to 5 AM MST Friday... GCNP South Rim: 2 to 4" GCNP North Rim: 8 to 12"

* WHAT...Heavy snow expected. Total snow accumulations between 2 and 12 inches. Winds gusting as high as 40 mph. * WHERE...Kaibab Plateau. * WHEN...From 5 PM this afternoon to 5 AM MST Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel is not recommended as heavy snowfall and low visibility will create dangerous driving conditions. * ADDITIONAL DETAILS... Forecast snowfall amounts from 5 PM MST Today to 5 AM MST Friday... Fredonia: 2 to 4" Jacob Lake: 6 to 8"

* WHAT...Southwest winds 20 to 30 mph with gusts of 40 to 50 mph expected. * WHERE...Little Colorado River Valley in Apache County and White Mountains. * WHEN...From midnight tonight to 5 PM MST Friday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could snap resulting in a few power outages. Travel will be difficult, especially for high profile vehicles.

* WHAT...Snow expected. Total snow accumulations 1 to 6 inches. Winds gusting as high as 50 mph. * WHERE...Eastern Mogollon Rim. * WHEN...From 8 PM this evening to 8 AM MST Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Periods of moderate to heavy snowfall will create snow-covered roads and hazardous driving conditions. The hazardous conditions will impact the Thursday evening and Friday morning commutes. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS... Forecast snowfall amounts from 8 PM MST Today to 8 AM MST Friday... Forest Lakes: 4 to 6" Pine-Strawberry: 2 to 4" Heber-Overgaard: 1 to 2"

* WHAT...Heavy snow expected. Total snow accumulations between 4 and 10 inches with locally higher amounts possible. Winds gusting as high as 45 mph. * WHERE...Kaibab Plateau. * WHEN...From 5 PM this afternoon to 5 AM MST Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel is not recommended as heavy snowfall and low visibility will create dangerous driving conditions. * ADDITIONAL DETAILS... Forecast snowfall amounts from 5 PM MST Today to 5 AM MST Friday... Fredonia: 2 to 4" Jacob Lake: 6 to 8"

* WHAT...Heavy snow possible. Total snow accumulations between 4 and 9 inches possible. Winds could gust as high as 50 mph. * WHERE...Western Mogollon Rim. * WHEN...From 8 PM this evening to 5 AM MST Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Periods of moderate to heavy snowfall will create snow-covered roads and hazardous driving conditions. Strong winds could cause extensive damage to trees and power lines. * ADDITIONAL DETAILS... Forecast snowfall amounts from 8 PM MST Today to 5 AM MST Friday... Doney Park: 2 to 4" Flagstaff: 4 to 8" Munds Park: 6 to 8" Williams: 4 to 8"

* WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected. Some areas in western and northwest parts of the Las Vegas Valley could see wind gusts to around 55 mph. * WHERE...In Arizona, Northwest Deserts and Northwest Plateau. In California, Cadiz Basin and Eastern Mojave Desert. In Nevada, Las Vegas Valley, Northeast Clark County, and Southern Clark County. * WHEN...From 4 PM PST /5 PM MST/ Thursday to 4 AM PST /5 AM MST/ Friday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...Snow expected. Total snow accumulations between 4 and 8 inches above 6000 feet and between 2 and 5 inches above 4000 feet. Winds gusting as high as 35 mph. * WHERE...In Arizona, northern Mohave County above 4000 feet. In Nevada, Lincoln County above 4000 feet. * WHEN...From 10 AM PST / 11 AM MST Thursday to 4 AM PST / 5 AM MST Friday. * IMPACTS...Roads will likely become slick and hazardous. Travel could be very difficult along Highway 93 north of Pioche and State Route 389 through Pipe Spring National Monument.

* WHAT...Snow expected. Total snow accumulations up to 3 inches. Winds gusting as high as 45 mph. * WHERE...Central and southern Mohave County above 4000 feet. * WHEN...From 11 AM to 11 PM MST Thursday. * IMPACTS...Roads will likely become slick and hazardous. Travel could be very difficult along Interstate 40 through Fort Rock and State Route 66 through Peach Springs.

* WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Lake Mead National Recreation Area, Lake Havasu and Fort Mohave, Northwest Deserts, Cadiz Basin, San Bernardino County-Upper Colorado River Valley, Western Clark and Southern Nye County, Las Vegas Valley, and Southern Clark County. * WHEN...Until 7 AM PST /8 AM MST/ this morning. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...West winds 20 to 30 mph with gusts up to 45 mph. * WHERE...Central La Paz County, Southeastern Imperial County, Parker Valley, Kofa, Yuma, Southeast Yuma County, Gila River Valley, and Imperial Valley. * WHEN...From 8 AM MST /7 AM PST/ this morning to 4 PM MST /3 PM PST/ this afternoon. * IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Light, unsecured objects may become airborne.

* WHAT...For the Winter Storm Warning, heavy snow expected along with blowing snow. Total snow accumulations between 4 to 10 inches. Winds gusting as high as 65 mph. For the Winter Storm Watch, heavy snow possible. Total snow accumulations between 3 and 9 inches possible. Winds could gust as high as 45 mph. * WHERE...Mogollon Rim, and Kaibab Plateau. * WHEN...For the Winter Storm Warning, from 5 AM early this morning to 8 PM MST this evening. For the Winter Storm Watch, from Thursday afternoon through Friday morning. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel is not recommended as heavy snowfall and low visibility will create dangerous driving conditions. Widespread blowing snow could significantly reduce visibility. The hazardous conditions will impact the Wednesday morning and evening commutes. Very strong winds could cause extensive damage to trees and power lines. Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS... Forecast snowfall amounts from 5 AM MST Today to 8 PM MST Today... Forest Lakes: 6 to 8" Fredonia: 1 to 2" Doney Park: 4 to 6" Flagstaff: 6 to 8" Munds Park: 6 to 10" Pine-Strawberry: 4 to 6" Williams: 5 to 8" Heber-Overgaard: 1 to 2" Jacob Lake: 6 to 8"

* WHAT...For the Winter Storm Warning, heavy snow expected along with blowing snow. Total snow accumulations between 4 to 10 inches. Winds gusting as high as 65 mph. For the Winter Storm Watch, heavy snow possible. Total snow accumulations between 3 and 9 inches possible. Winds could gust as high as 45 mph. * WHERE...Mogollon Rim, and Kaibab Plateau. * WHEN...For the Winter Storm Warning, from 5 AM early this morning to 8 PM MST this evening. For the Winter Storm Watch, from Thursday afternoon through Friday morning. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel is not recommended as heavy snowfall and low visibility will create dangerous driving conditions. Widespread blowing snow could significantly reduce visibility. The hazardous conditions will impact the Wednesday morning and evening commutes. Very strong winds could cause extensive damage to trees and power lines. Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS... Forecast snowfall amounts from 5 AM MST Today to 8 PM MST Today... Forest Lakes: 6 to 8" Fredonia: 1 to 2" Doney Park: 4 to 6" Flagstaff: 6 to 8" Munds Park: 6 to 10" Pine-Strawberry: 4 to 6" Williams: 5 to 8" Heber-Overgaard: 1 to 2" Jacob Lake: 6 to 8"

* WHAT...Snow expected. Total snow accumulations 1 to 5 inches. Winds gusting as high as 60 mph. * WHERE...Coconino Plateau, Grand Canyon Country, and Yavapai County Mountains. * WHEN...From 5 AM early this morning to 7 PM MST this evening. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Periods of moderate to heavy snowfall will create snow-covered roads and hazardous driving conditions. The hazardous conditions will impact the Wednesday morning and evening commutes. Strong winds could cause extensive damage to trees and power lines. * ADDITIONAL DETAILS... Forecast snowfall amounts from 5 AM MST Today to 7 PM MST Today... Chino Valley: 0" GCNP South Rim: 2 to 4" GCNP North Rim: 6 to 8" Prescott Valley: 1 to 2" Prescott: 1 to 2" Seligman: 1 to 2" Valle: 2 to 4"