* WHAT...Sub-freezing temperatures as low as
This morning 30 to 35 degrees,
Saturday morning 25 to 32 degrees.
* WHERE...South Central Pinal County, Southeast Pinal County, Tohono
O'odham Nation, Tucson Metro Area, and Upper Santa Cruz River
Valley/Altar Valley.
* WHEN...Until 9 AM MST Saturday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* WHAT...North winds 20 to 30 mph with gusts up to 50 mph expected.
* WHERE...Lake Mead National Recreation Area, Lake Havasu and Fort
Mohave, and San Bernardino County-Upper Colorado River Valley.
* WHEN...Until 4 PM PST /5 PM MST/ this afternoon.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Sub-freezing temperatures in the lower 30s expected.
* WHERE...Central La Paz County, Southeast Valley/Queen Creek,
Northwest Pinal County, West Pinal County, and Dripping Springs.
* WHEN...From midnight tonight to 9 AM MST Saturday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* WHAT...For the Freeze Warnings, sub-freezing temperatures in the
upper 20s to lower 30s expected.
* WHERE...Aguila Valley, Globe/Miami, San Carlos, Superior, and
Tonto Basin.
* WHEN...For the first Freeze Warning, until 9 AM MST this morning.
For the second Freeze Warning, from midnight tonight to 9 AM MST
Saturday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* WHAT...For the Wind Advisory, north winds 15 to 25 mph with gusts
up to 40 mph expected. For the Freeze Warning, sub-freezing
temperatures in the lower 30s expected.
* WHERE...Parker Valley.
* WHEN...For the Wind Advisory, from 6 AM this morning to 1 PM MST
this afternoon. For the Freeze Warning, from midnight tonight to 9
AM MST Saturday.
* IMPACTS...Difficult driving conditions, especially for larger
vehicles traveling along roads with crosswinds. Light, unsecured
objects may become airborne. Frost and freeze conditions could
kill crops, other sensitive vegetation and possibly damage
unprotected outdoor plumbing.
* WHAT...For the Wind Advisory, north winds 15 to 25 mph with gusts
up to 40 mph expected. For the Freeze Warning, sub-freezing
temperatures in the lower 30s expected.
* WHERE...Parker Valley.
* WHEN...For the Wind Advisory, from 6 AM this morning to 1 PM MST
this afternoon. For the Freeze Warning, from midnight tonight to 9
AM MST Saturday.
* IMPACTS...Difficult driving conditions, especially for larger
vehicles traveling along roads with crosswinds. Light, unsecured
objects may become airborne. Frost and freeze conditions could
kill crops, other sensitive vegetation and possibly damage
unprotected outdoor plumbing.
* WHAT...For the Freeze Warnings, sub-freezing temperatures in the
upper 20s to lower 30s expected.
* WHERE...Aguila Valley, Globe/Miami, San Carlos, Superior, and
Tonto Basin.
* WHEN...For the first Freeze Warning, until 9 AM MST this morning.
For the second Freeze Warning, from midnight tonight to 9 AM MST
Saturday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* WHAT...Snow above 6500 feet. Additional snow accumulations up to
one inch. Winds gusting as high as 35 mph.
* WHERE...Black Mesa, Chuska Mountains, and Defiance Plateau.
* WHEN...Until 2 AM MST Friday.
* IMPACTS...Even light snowfall amounts can create hazardous driving
conditions due to slippery, snow-covered roads.
* ADDITIONAL DETAILS...
Forecast snowfall amounts from 10 PM MST Today to 2 AM MST
Friday...
Buffalo Pass: Trace to 1" Ganado: 0"
Window Rock: Trace to 1" Shonto: Trace to 1"
* WHAT...North winds 20 to 30 mph with gusts up to 50 mph expected.
* WHERE...Lake Mead National Recreation Area, Lake Havasu and Fort
Mohave, and San Bernardino County-Upper Colorado River Valley.
* WHEN...Until 4 PM PST /5 PM MST/ Friday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
Winds across the region have largely fallen below Wind Advisory
criteria, so the Wind Advisory will be allowed to expire on time at
10 PM PST / 11 PM MST.
* WHAT...Snow above 6500 feet. Additional snow accumulations up to
two inches. Winds gusting as high as 35 mph.
* WHERE...Black Mesa, Chuska Mountains, and Defiance Plateau.
* WHEN...Until 2 AM MST Friday.
* IMPACTS...Even light snowfall amounts can create hazardous driving
conditions due to slippery, snow-covered roads.
* ADDITIONAL DETAILS...
Forecast snowfall amounts from 7 PM MST Today to 2 AM MST Friday...
Buffalo Pass: 2 to 4" Ganado: 0"
Window Rock: Trace to 1" Shonto: Trace to 1"
* WHAT...Snow. Additional snow accumulations up to two inches.
* WHERE...White Mountains.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Roads, and especially bridges and overpasses, will likely
become slick and hazardous. Even light snowfall amounts can create
hazardous driving conditions due to slippery, snow-covered roads.
* ADDITIONAL DETAILS...
Forecast snowfall amounts from 7 PM MST Today to 11 PM MST Today...
Alpine: Trace to 1" Whiteriver: Trace to 1"
Pinetop-Lakeside: Trace to 1" Show Low: Trace to 1"
* WHAT...Scattered snow showers through this early afternoon, then
increasing and becoming heavier by late afternoon and through the
evening. Total snow accumulations between 2 and 5 inches, with
heavier amounts of 4 to 8 inches above 8000 feet. Winds gusting 35
to 45 mph.
* WHERE...Black Mesa, Chuska Mountains, and Defiance Plateau.
* WHEN...Until 2 AM MST Friday.
* IMPACTS...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 noon MST Today to 2 AM MST Friday...
Buffalo Pass: 4 to 6" Ganado: 0"
Window Rock: 1 to 2" Shonto: 1 to 2"
* WHAT...Snow expected. Total snow accumulations between 2 and 6
inches, with heavier amounts of 6 to 12 inches above 8000 feet.
Winds gusting 30 to 40 mph.
* WHERE...White Mountains.
* WHEN...Until 11 PM MST this evening.
* 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. The hazardous conditions will impact the Thursday
evening commute.
* ADDITIONAL DETAILS...
Forecast snowfall amounts from noon MST Today to 11 PM MST Today...
Alpine: 2 to 4" Whiteriver: 1 to 2"
Pinetop-Lakeside: 2 to 4" Show Low: 1 to 2"
* WHAT...Snow expected with heavier amounts above 6500 feet. Total
snow accumulations between 2 and 5 inches, with 4 to 7 inches above
7500 feet. Winds gusting 30 to 40 mph.
* WHERE...Mogollon Rim, Kaibab Plateau, Grand Canyon Country, and
Coconino Plateau.
* WHEN...Until 8 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 Thursday evening commute.
* ADDITIONAL DETAILS...
Forecast snowfall amounts from noon MST Today to 8 PM MST Today...
Forest Lakes: 2 to 4" GCNP South Rim: 1 to 2"
Doney Park: 1 to 2" Flagstaff: 1 to 2"
Munds Park: 1 to 2" Pine-Strawberry: 1 to 2"
Williams: 2 to 4" Heber-Overgaard: Trace to 1"
Jacob Lake: 2 to 4" GCNP North Rim: 2 to 4"
* WHAT...Sub-freezing temperatures as low as
Friday 27 to 32 degrees,
Saturday 25 to 30 degrees.
* WHERE...South Central Pinal County, Southeast Pinal County, Tohono
O'odham Nation, Tucson Metro Area, and Upper Santa Cruz River
Valley/Altar Valley.
* WHEN...From midnight tonight to 9 AM MST Saturday.
* IMPACTS...Frost and freeze conditions could kill crops, animals,
other sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* ADDITIONAL DETAILS...There is higher confidence for the coldest
temperatures on Saturday morning. The coldest temperatures will be
experienced between midnight to 9 AM each morning. Localized
patchy fog can inhibit the colder temperatures.
* WHAT...Sub-freezing temperatures expected as low as:
Friday 20 to 25 degrees,
Saturday 15 to 20 degrees.
* WHERE...Eastern Cochise County below 5000 feet, Upper Gila River
Valley, and Upper San Pedro River Valley.
* WHEN...From midnight tonight to 9 AM MST Saturday.
* IMPACTS...Frost and hard freeze conditions could result in
frostbite for people, kill crops, livestock and pets left
outdoors, and significant damage unprotected outdoor plumbing.
* ADDITIONAL DETAILS...There is higher confidence for the coldest
temperatures on Saturday morning. The coldest temperatures will be
experienced between midnight to 9 AM each morning. Localized
patchy fog can inhibit the colder temperatures.
* WHAT...Snow with an additional 4 to 8 inches of snowfall above
6000 feet. Locally higher snowfall amounts up to 10 inches may
accompany the stronger showers and thunderstorms. Snow levels will
be lowering to 6000 feet this afternoon, rapidly lowering to
4500-5000 feet this evening. Breezy southwest to west winds 15 to
25 mph with gusts to 35-40 mph may result in areas of blowing snow.
* WHERE...Catalina and Rincon Mountains, Galiuro and Pinaleno
Mountains, and White Mountains of Graham and Greenlee Counties.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions will impact the Thursday evening commute.
At 1226 PM MST, scattered showers with embedded thunderstorms will
affect most of south-central Arizona through 5 PM MST. These showers
will be capable of producing brief heavy downpours, lightning,
generally small hail, and wind gusts up to 35 mph.
Locations impacted include...
Phoenix, Mesa, Chandler, Glendale, Scottsdale, Gilbert, Tempe,
Peoria, Surprise, Avondale, Goodyear, Buckeye, Casa Grande, Apache
Junction, El Mirage, Florence, Fountain Hills, Paradise Valley,
Coolidge, and Globe.
This includes the following highways...
AZ Interstate 10 between mile markers 83 and 202.
AZ Interstate 17 between mile markers 195 and 241.
AZ Interstate 8 between mile markers 107 and 178.
* WHAT...For the first Freeze Warning, sub-freezing temperatures in
the lower 30s expected. For the second Freeze Warning,
sub-freezing temperatures in the upper 20s expected.
* WHERE...Aguila Valley, Globe/Miami, San Carlos, Superior, and
Tonto Basin.
* WHEN...For the first Freeze Warning, from midnight tonight to 9 AM
MST Friday. For the second Freeze Warning, from midnight Friday
Night to 9 AM MST Saturday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.