Alert archive / Arizona / Winter Storm Warnings in 2021
Winter Storm Warning 3, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this winter storm warning at Dec 13, 2021, 3:01 PM MST for Apache County, Coconino County, Navajo County, Arizona. It took effect at Dec 14, 2021, 5:00 PM MST. It was in force for 15 hr. 8 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 13, 2021, 3:01 PM MST (22:01 UTC)
- In effect from
- Dec 14, 2021, 5:00 PM MST
- Expired
- Dec 15, 2021, 8:00 AM MST
- In force
- 15 hr
- Issued by
- NWS Flagstaff, AZ
Counties Apache County, AZ, Coconino County, AZ, Navajo County, AZ
The radar
The Flagstaff radar (KFSX), 124 km from the middle of the area, began a volume at 22:06 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 15, 3:00 AM MST | SNOW 1.5 | Flagstaff 2 Wsw, AZ | SOME BLOWING AND DRIFTING OCCURRED WITH ESTIMATED TOTAL FROM REPORT AND PICTURES. |
| Dec 15, 5:00 AM MST | SNOW 1 | Bellemont (Nws Flagstaf, AZ | STORM TOTAL SNOWFALL FROM 11 PM DEC 14 - 5 AM MST DEC 15. |
| Dec 15, 5:00 AM MST | SNOW 1.6 | Flagstaff Airport, AZ | STORM TOTAL SNOWFALL FROM 5 PM DEC 14 - 5 AM MST DEC 15. |
| Dec 15, 6:00 AM MST | SNOW 2.8 | 5 S Williams, AZ | COCORAHS STATION AZ-CN-20 WILLIAMS 3.3 SSE. STORM TOTAL SNOWFALL. |
| Dec 15, 7:00 AM MST | SNOW 1 | 2 Nne Flagstaff Airport, AZ | COCORAHS STATION AZ-CN-61 FLAGSTAFF 2.1 SSW. STORM TOTAL SNOWFALL. |
| Dec 15, 7:00 AM MST | SNOW 1.4 | 2 Nnw Flagstaff Airport, AZ | COCORAHS STATION AZ-CN-33 FLAGSTAFF 2.2 SW. STORM TOTAL SNOWFALL. |
| Dec 15, 7:00 AM MST | SNOW 2 | 1 Ese Doney Park, AZ | COCORAHS STATION AZ-CN-77 FLAGSTAFF 10.5 ENE. STORM TOTAL SNOWFALL. |
| Dec 15, 7:15 AM MST | SNOW 3 | 1 Ssw Desert View, AZ | CO-OP OBSERVER STATION GCEA3 GRAND CANYON VILLAGE 25 E. STORM TOTAL SNOWFALL. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Flgstf/Belemont, AZ (KFGZ), launched 12:00Z, 10.0 hours before the alert went out and 121 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
- 2257 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 316 m²/s²
- 0-3 km storm-relative helicity
- 369 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
938
WWUS45 KFGZ 132201
WSWFGZ
URGENT - WINTER WEATHER MESSAGE
National Weather Service Flagstaff AZ
301 PM MST Mon Dec 13 2021
AZZ011-017-039-141200-
/O.UPG.KFGZ.WW.Y.0011.211215T0000Z-211215T1800Z/
/O.NEW.KFGZ.WS.W.0003.211215T0600Z-211215T1800Z/
Chuska Mountains and Defiance Plateau-White Mountains-
Black Mesa Area-
Including the cities of Window Rock, Ganado, and Greer
301 PM MST Mon Dec 13 2021
...WINTER STORM WARNING IN EFFECT FROM 11 PM TUESDAY TO 11 AM MST
WEDNESDAY ABOVE 6500 FEET...
* WHAT...Snow expected above 6500 feet. Total snow accumulations
of 1 to 4 inches, with locally higher amounts possible.
Southerly wind gusts as high as 65 mph expected with blowing
snow.
* WHERE...Areas above 6500 feet near Alpine, Buffalo Pass,
Pinetop-Lakeside, Shonto, Show Low and Window Rock.
* WHEN...From 11 PM Tuesday to 11 AM MST Wednesday.
* IMPACTS...Plan on slippery road conditions. Blowing snow will
significantly reduce visibility resulting in whiteout conditions
and very hazardous travel. Very strong winds could cause
extensive tree damage and power outages.
* ADDITIONAL DETAILS...The Winter Weather Advisory has been
upgraded to a Winter Storm Warning.
Snow forecast from 11 PM Tuesday to 11 AM Wednesday:
Alpine 0 to 1 inches Buffalo Pass 2 to 4 inches
Pinetop-Lkside 1 to 2 inches Shonto 1 to 3 inches
Show Low 0 to 1 inches Window Rock 1 to 3 inches
.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
$$
AZZ015-016-141200-
/O.UPG.KFGZ.WW.Y.0011.211215T0000Z-211215T1800Z/
/O.NEW.KFGZ.WS.W.0003.211215T0000Z-211215T1200Z/
Western Mogollon Rim-Eastern Mogollon Rim-
Including the cities of Flagstaff and Happy Jack
301 PM MST Mon Dec 13 2021
...WINTER STORM WARNING IN EFFECT FROM 5 PM TUESDAY TO 5 AM MST
WEDNESDAY ABOVE 6500 FEET...
* WHAT...Snow expected above 6500 feet. Total snow accumulations
of 2 to 6 inches, with locally higher amounts possible. Periods
of intense snowfall are likely with rates of 1 to 2 inches per
hour possible between 10 PM Tuesday - 3 AM MST Wednesday.
Southerly wind gusts as high as 65 mph expected with blowing
snow.
* WHERE...Areas above 6500 feet near Doney Park, Flagstaff,
Forest Lakes, Heber-Overgaard and Williams.
* WHEN...From 5 PM Tuesday to 5 AM MST Wednesday.
* IMPACTS...Plan on slippery road conditions. Blowing snow and
intense snowfall rates will significantly reduce visibility
resulting in whiteout conditions and very hazardous travel. Very
strong winds could cause extensive tree damage and power
outages.
* ADDITIONAL DETAILS...The Winter Weather Advisory has been
upgraded to a Winter Storm Warning.
Snow forecast from 5 PM Tuesday to 5 AM Wednesday:
Doney Park 2 to 4 inches Flagstaff 4 to 6 inches
Forest Lakes 3 to 5 inches Heber-Overgaard 1 to 2 inches
Williams 3 to 5 inches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
AZZ004-141200-
/O.UPG.KFGZ.WW.Y.0011.211215T0000Z-211215T1800Z/
/O.NEW.KFGZ.WS.W.0003.211215T0000Z-211215T1800Z/
Kaibab Plateau-
Including the city of Jacob Lake
301 PM MST Mon Dec 13 2021
...WINTER STORM WARNING IN EFFECT FROM 5 PM TUESDAY TO 11 AM MST
WEDNESDAY ABOVE 6500 FEET...
* WHAT...Heavy snow expected above 6500 feet. Total snow
accumulations of 4 to 8 inches, with locally higher amounts
possible. Periods of intense snowfall are likely with rates of 1
to 2 inches per hour possible between 9 PM Tuesday - 2 AM MST
Wednesday. Southerly wind gusts as high as 60 mph expected with
blowing snow.
* WHERE...Areas above 6500 feet near Jacob Lake.
* WHEN...From 5 PM Tuesday to 11 AM MST Wednesday.
* IMPACTS...Plan on slippery road conditions. Blowing snow and
intense snowfall rates will significantly reduce visibility
resulting in whiteout conditions and very hazardous travel. Very
strong winds could cause extensive tree damage and power
outages.
* ADDITIONAL DETAILS...The Winter Weather Advisory has been
upgraded to a Winter Storm Warning.
Snow forecast from 5 PM Tuesday to 11 AM Wednesday:
Jacob Lake 5 to 9 inches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
$$
For more information from the National Weather Service visit:
http://weather.gov/flagstaff
For a more detailed table of forecast snow amounts for counties,
reservations and roads go to:
http://weather.gov/flagstaff/SnowTables5 follow-up statements
381
WWUS45 KFGZ 141144
WSWFGZ
URGENT - WINTER WEATHER MESSAGE
National Weather Service Flagstaff AZ
444 AM MST Tue Dec 14 2021
AZZ015-016-151200-
/O.CON.KFGZ.WS.W.0003.211215T0000Z-211215T1200Z/
Western Mogollon Rim-Eastern Mogollon Rim-
Including the cities of Flagstaff and Happy Jack
444 AM MST Tue Dec 14 2021
...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 5 AM MST WEDNESDAY ABOVE 6500 FEET...
* WHAT...Heavy snow expected above 6500 feet. Total snow
accumulations of 3 to 8 inches. Winds gusting as high as 65
mph.
* WHERE...Areas above 6500 feet near Doney Park, Flagstaff,
Forest Lakes, Heber-Overgaard and Williams.
* WHEN...From 5 PM this afternoon to 5 AM MST Wednesday.
* IMPACTS...Plan on slippery road conditions. Widespread blowing
snow could significantly reduce visibility. The hazardous
conditions could impact the evening commute. Strong winds
could cause tree damage.
* ADDITIONAL DETAILS...
Snow forecast from 5 PM Today to 5 AM Wednesday:
Doney Park 3 to 5 inches Flagstaff 4 to 6 inches
Forest Lakes 4 to 6 inches Heber-Overgaard 1 to 3 inches
Williams 3 to 5 inches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
AZZ004-151800-
/O.CON.KFGZ.WS.W.0003.211215T0000Z-211215T1800Z/
Kaibab Plateau-
Including the city of Jacob Lake
444 AM MST Tue Dec 14 2021
...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 11 AM MST WEDNESDAY ABOVE 6500 FEET...
* WHAT...Heavy snow expected above 6500 feet. Total snow
accumulations of 4 to 12 inches. Winds gusting as high as 50
mph.
* WHERE...Areas above 6500 feet near Jacob Lake.
* WHEN...From 5 PM this afternoon to 11 AM MST Wednesday.
* IMPACTS...Travel could be very difficult. Widespread blowing
snow could significantly reduce visibility. The hazardous
conditions could impact the morning or evening commute. Gusty
winds could bring down tree branches.
* ADDITIONAL DETAILS...
Snow forecast from 5 PM Today to 11 AM Wednesday:
Jacob Lake 5 to 9 inches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
$$
AZZ011-017-039-151800-
/O.CON.KFGZ.WS.W.0003.211215T0600Z-211215T1800Z/
Chuska Mountains and Defiance Plateau-White Mountains-
Black Mesa Area-
Including the cities of Window Rock, Ganado, and Greer
444 AM MST Tue Dec 14 2021
...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO 11 AM MST WEDNESDAY ABOVE 6500 FEET...
* WHAT...Heavy snow expected above 6500 feet. Total snow
accumulations of 1 to 5 inches. Winds gusting as high as 65
mph.
* WHERE...Areas above 6500 feet near Alpine, Buffalo Pass,
Pinetop-Lakeside, Shonto, Show Low and Window Rock.
* WHEN...From 11 PM this evening to 11 AM MST Wednesday.
* IMPACTS...Plan on slippery road conditions. Patchy blowing
snow could significantly reduce visibility. The hazardous
conditions could impact the morning commute. Strong winds
could cause tree damage.
* ADDITIONAL DETAILS...
Snow forecast from 11 PM Today to 11 AM Wednesday:
Alpine 0 to 1 inches Buffalo Pass 3 to 5 inches
Pinetop-Lkside 0 to 1 inches Shonto 1 to 3 inches
Show Low 0 to 1 inches Window Rock 1 to 2 inches
.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
For more information from the National Weather Service visit:
http://weather.gov/flagstaff
For a more detailed table of forecast snow amounts for counties,
reservations and roads go to:
http://weather.gov/flagstaff/SnowTables426
WWUS45 KFGZ 142024
WSWFGZ
URGENT - WINTER WEATHER MESSAGE
National Weather Service Flagstaff AZ
124 PM MST Tue Dec 14 2021
AZZ004-151200-
/O.EXT.KFGZ.WS.W.0003.211215T0000Z-211215T1200Z/
Kaibab Plateau-
Including the city of Jacob Lake
124 PM MST Tue Dec 14 2021
...WINTER STORM WARNING NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST WEDNESDAY ABOVE 6500 FEET...
* WHAT...Heavy snow expected above 6500 feet. Total snow
accumulations of 5 to 13 inches. Winds gusting as high as 55
mph.
* WHERE...Areas above 6500 feet near Jacob Lake.
* WHEN...From 5 PM this afternoon to 5 AM MST Wednesday.
* IMPACTS...Travel could be very difficult. Widespread blowing
snow could significantly reduce visibility. The hazardous
conditions could impact the evening commute. Gusty winds could
bring down tree branches and cause wind damage.
* ADDITIONAL DETAILS...
Snow forecast from 5 PM Today to 5 AM Wednesday:
Jacob Lake 5 to 9 inches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
$$
AZZ015-016-151200-
/O.EXT.KFGZ.WS.W.0003.211215T0300Z-211215T1200Z/
Western Mogollon Rim-Eastern Mogollon Rim-
Including the cities of Flagstaff and Happy Jack
124 PM MST Tue Dec 14 2021
...WINTER STORM WARNING NOW IN EFFECT FROM 8 PM THIS EVENING TO
5 AM MST WEDNESDAY ABOVE 6500 FEET...
* WHAT...Heavy snow expected above 6500 feet. Total snow
accumulations of 2 to 8 inches. Winds gusting as high as 65 mph.
* WHERE...Areas above 6500 feet near Doney Park, Flagstaff,
Forest Lakes, Heber-Overgaard and Williams.
* WHEN...From 8 PM this evening to 5 AM MST Wednesday.
* IMPACTS...Plan on slippery road conditions. Widespread blowing
snow could significantly reduce visibility and create extremely
hazardous travel. Very strong winds could cause extensive tree
damage and other property damage.
* ADDITIONAL DETAILS...
Snow forecast from 8 PM Today to 5 AM Wednesday:
Doney Park 3 to 5 inches Flagstaff 4 to 8 inches
Forest Lakes 4 to 6 inches Heber-Overgaard 1 to 3 inches
Williams 3 to 5 inches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
AZZ011-017-039-151500-
/O.EXT.KFGZ.WS.W.0003.211215T0600Z-211215T1500Z/
Chuska Mountains and Defiance Plateau-White Mountains-
Black Mesa Area-
Including the cities of Window Rock, Ganado, and Greer
124 PM MST Tue Dec 14 2021
...WINTER STORM WARNING NOW IN EFFECT FROM 11 PM THIS EVENING TO
8 AM MST WEDNESDAY ABOVE 6500 FEET...
* WHAT...Snow expected above 6500 feet. Total snow accumulations
of up to 4 inches. Winds gusting 55 to 70 mph.
* WHERE...Areas above 6500 feet near Alpine, Buffalo Pass,
Pinetop-Lakeside, Shonto, Show Low and Window Rock.
* WHEN...From 11 PM this evening to 8 AM MST Wednesday.
* IMPACTS...Plan on slippery road conditions. Blowing snow could
significantly reduce visibility. The hazardous conditions could
impact the morning commute. Very strong winds could cause
extensive tree damage and other property damage.
* ADDITIONAL DETAILS...
Snow forecast from 11 PM Today to 8 AM Wednesday:
Alpine 0 to 1 inches Buffalo Pass 3 to 5 inches
Pinetop-Lkside 0 to 1 inches Shonto 2 to 4 inches
Show Low 0 to 1 inches Window Rock 0 to 1 inches
.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
$$
For more information from the National Weather Service visit:
http://weather.gov/flagstaff
For a more detailed table of forecast snow amounts for counties,
reservations and roads go to:
http://weather.gov/flagstaff/SnowTables450
WWUS45 KFGZ 150043
WSWFGZ
URGENT - WINTER WEATHER MESSAGE
National Weather Service Flagstaff AZ
543 PM MST Tue Dec 14 2021
AZZ004-151200-
/O.CON.KFGZ.WS.W.0003.000000T0000Z-211215T1200Z/
Kaibab Plateau-
Including the city of Jacob Lake
543 PM MST Tue Dec 14 2021
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST
WEDNESDAY ABOVE 6500 FEET...
* WHAT...Heavy snow above 6500 feet. The heaviest snow will fall
between 10 PM and 2 AM MST when snowfall rates of 1-3 inches
per hour are likely. Total snow accumulations of 5 to 13 inches.
Winds gusting as high as 55 mph.
* WHERE...Areas above 6500 feet near Jacob Lake.
* WHEN...Until 5 AM MST Wednesday.
* IMPACTS...Travel will be very difficult. Widespread blowing snow
will cause near white-out conditions during the heaviest
snowfall. Gusty winds could bring down tree branches and cause
wind damage.
* ADDITIONAL DETAILS...
Additional snow forecast from 5 PM Today to 5 AM Wednesday:
Jacob Lake 5 to 9 inches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
AZZ015-016-151200-
/O.CON.KFGZ.WS.W.0003.211215T0300Z-211215T1200Z/
Western Mogollon Rim-Eastern Mogollon Rim-
Including the cities of Flagstaff and Happy Jack
543 PM MST Tue Dec 14 2021
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST
WEDNESDAY ABOVE 6500 FEET...
* WHAT...Heavy snow expected above 6500 feet. The heaviest snow
will fall between 10 PM and 2 AM MST when snowfall rates will
exceed 1 inch per hour. Snowfall rates may briefly approach 2-3
inches per hour. Snow accumulations of 2 to 8 inches. Winds
gusting as high as 65 mph.
* WHERE...Areas above 6500 feet near Doney Park, Flagstaff,
Forest Lakes, Heber-Overgaard and Williams.
* WHEN...Until 5 AM MST Wednesday.
* IMPACTS...Travel will be extremely difficult. Widespread blowing
snow will cause near white-out conditions during the heaviest
snowfall. Very strong winds could cause extensive tree damage
and other property damage.
* ADDITIONAL DETAILS...
Snow forecast from 8 PM Today to 5 AM Wednesday:
Doney Park 3 to 5 inches Flagstaff 4 to 8 inches
Forest Lakes 4 to 6 inches Heber-Overgaard 1 to 3 inches
Williams 3 to 5 inches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
$$
AZZ011-017-039-151200-
/O.CON.KFGZ.WS.W.0003.211215T0600Z-211215T1500Z/
Chuska Mountains and Defiance Plateau-White Mountains-
Black Mesa Area-
Including the cities of Window Rock, Ganado, and Greer
543 PM MST Tue Dec 14 2021
...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO 8 AM MST WEDNESDAY ABOVE 6500 FEET...
* WHAT...Snow expected above 6500 feet. The heaviest snow will
fall between midnight and 4 AM Wednesday with snowfall rates
approaching 1 inch per hour. Total snow accumulations of up to 4
inches. Winds gusting 55 to 70 mph.
* WHERE...Areas above 6500 feet near Alpine, Buffalo Pass,
Pinetop-Lakeside, Shonto, Show Low and Window Rock.
* WHEN...From 11 PM this evening to 8 AM MST Wednesday.
* IMPACTS...Plan on slippery road conditions. Blowing snow will
significantly reduce visibility. The hazardous conditions could
impact the morning commute. Very strong winds could cause
extensive tree damage and other property damage.
* ADDITIONAL DETAILS...
Snow forecast from 11 PM Today to 8 AM Wednesday:
Alpine 0 to 1 inches Buffalo Pass 3 to 5 inches
Pinetop-Lkside 0 to 1 inches Shonto 2 to 4 inches
Show Low 0 to 1 inches Window Rock 0 to 1 inches
.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
For more information from the National Weather Service visit:
http://weather.gov/flagstaff
For a more detailed table of forecast snow amounts for counties,
reservations and roads go to:
http://weather.gov/flagstaff/SnowTables904
WWUS45 KFGZ 151155
WSWFGZ
URGENT - WINTER WEATHER MESSAGE
National Weather Service Flagstaff AZ
455 AM MST Wed Dec 15 2021
AZZ004-015-016-151300-
/O.EXP.KFGZ.WS.W.0003.000000T0000Z-211215T1200Z/
Kaibab Plateau-Western Mogollon Rim-Eastern Mogollon Rim-
Including the cities of Jacob Lake, Flagstaff, and Happy Jack
455 AM MST Wed Dec 15 2021
...WINTER STORM WARNING WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING ABOVE 6500 FEET...
The storm system and associated cold front responsible for
periods snow overnight has moved eastward. Look for breezy winds
at 10 to 20 mph, cold temperatures and partly cloudy skies the
remainder of the day.
$$
AZZ011-017-039-151500-
/O.CON.KFGZ.WS.W.0003.000000T0000Z-211215T1500Z/
Chuska Mountains and Defiance Plateau-White Mountains-
Black Mesa Area-
Including the cities of Window Rock, Ganado, and Greer
455 AM MST Wed Dec 15 2021
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM MST THIS
MORNING ABOVE 6500 FEET...
* WHAT...Heavy snow above 6500 feet. Additional snow
accumulations of up to one inch. Winds gusting as high as 55
mph.
* WHERE...Areas above 6500 feet near Alpine, Buffalo Pass,
Pinetop-Lakeside, Shonto, Show Low and Window Rock.
* WHEN...Until 8 AM MST this morning.
* IMPACTS...Plan on slippery road conditions. Patchy blowing
snow could significantly reduce visibility. The hazardous
conditions could impact the morning commute. Strong winds
could cause tree damage.
Additional snow forecast from 4 AM Today to 8 AM Today:
Alpine 0 to 1 inches Buffalo Pass 0 to 1 inches
Pinetop-Lkside 0 to 1 inches Shonto 0 to 1 inches
Show Low 0 to 1 inches Window Rock 0 to 1 inches
.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
For more information from the National Weather Service visit:
http://weather.gov/flagstaff
For a more detailed table of forecast snow amounts for counties,
reservations and roads go to:
http://weather.gov/flagstaff/SnowTables781 WWUS45 KFGZ 151502 WSWFGZ URGENT - WINTER WEATHER MESSAGE National Weather Service Flagstaff AZ 802 AM MST Wed Dec 15 2021 AZZ011-017-039-151615- /O.EXP.KFGZ.WS.W.0003.000000T0000Z-211215T1500Z/ Chuska Mountains and Defiance Plateau-White Mountains- Black Mesa Area- Including the cities of Window Rock, Ganado, and Greer 802 AM MST Wed Dec 15 2021 ...WINTER STORM WARNING WILL EXPIRE AT 8 AM MST THIS MORNING ABOVE 6500 FEET... The storm has moved east of the state with improving conditions through the day. Roads are still slick in some areas, use caution this morning. $$ For more information from the National Weather Service visit: http://weather.gov/flagstaff For a more detailed table of forecast snow amounts for counties, reservations and roads go to: http://weather.gov/flagstaff/SnowTables
The office that day
Everything else NWS Flagstaff, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 13, 3:10 AM MST | Wind Advisory | FGZ | Coconino, Gila, Yavapai | 50 hr |
| Dec 13, 3:21 AM MST | Winter Weather Advisory | FGZ | Apache, Coconino, Navajo | 12 hr |
| Dec 13, 3:04 PM MST | High Wind Warning | FGZ | Apache, Coconino, Navajo, Yavapai | 39 hr |
Nearby
Winter Storm Warnings in Arizona, 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.