Alert archive / Arizona / Wind Advisories in 2017

Wind Advisory 13, NWS Flagstaff, AZ

April 2, 2017Apache County, Coconino County, Navajo County, Arizona

NWS Flagstaff, AZ issued this wind advisory at Apr 2, 2017, 2:44 PM MST for Apache County, Coconino County, Navajo County, Arizona. It took effect at Apr 3, 2017, 12:00 PM MST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Apr 2, 2017, 2:44 PM MST (21:44 UTC)
In effect from
Apr 3, 2017, 12:00 PM MST
Expired
Apr 3, 2017, 8:00 PM MST
In force
8 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 21:45 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.

The nearest sounding before it

Flgstf/Belemont, AZ (KFGZ), launched 12:00Z, 9.7 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.

Skew-T log-pSkew-T log-p diagram, Flgstf/Belemont, AZ at 12:00Z on 2017-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Flgstf/Belemont, AZ at 12:00Z on 2017-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1219 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

996 
WWUS75 KFGZ 022144
NPWFGZ

URGENT - WEATHER MESSAGE
National Weather Service Flagstaff AZ
244 PM MST Sun Apr 2 2017

AZZ012>017-040-031100-
/O.NEW.KFGZ.WI.Y.0013.170403T1900Z-170404T0300Z/
Little Colorado River Valley in Coconino County-
Little Colorado River Valley in Navajo County-
Little Colorado River Valley in Apache County-
Western Mogollon Rim-Eastern Mogollon Rim-White Mountains-
Northeast Plateaus and Mesas South of Hwy 264-
Including the cities of Wupatki N.M, .Tuba City, Winslow, 
Holbrook, Snowflake, St. Johns, Springerville, Flagstaff, 
Williams, Munds Park, Heber, Happy Jack, Forest Lakes, Show Low, 
Greer, Pinetop, Dilkon, and Kykotsmovi
244 PM MST Sun Apr 2 2017

...WIND ADVISORY IN EFFECT FROM NOON TO 8 PM MST MONDAY...

The National Weather Service in Flagstaff has issued a Wind
Advisory, which is in effect from noon to 8 PM MST Monday. 

* TIMING...Winds will become strong and gusty Monday afternoon and
  continue through mid evening ahead of a cold front.

* WINDS...Southwest 20 to 30 mph with gusts 35 to 45 mph.

* IMPACTS...Driving could become difficult, especially for high
  profile vehicles. Localized areas of blowing dust are possible
  over valley areas including Interstate 40 from just east of Flagstaff
  to near Holbrook.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that sustained winds of 30 to 39 mph...or
gusts from 40 to 57 mph...are expected. Winds this strong can
make driving difficult...especially for high profile vehicles.
Consider securing loose belongings on your property. Additional
weather information is on the web at www.weather.gov/flagstaff.

&&

$$
2 follow-up statements
656 
WWUS75 KFGZ 030959
NPWFGZ

URGENT - WEATHER MESSAGE
National Weather Service Flagstaff AZ
259 AM MST Mon Apr 3 2017

AZZ012>017-040-032245-
/O.CON.KFGZ.WI.Y.0013.170403T1900Z-170404T0300Z/
Little Colorado River Valley in Coconino County-
Little Colorado River Valley in Navajo County-
Little Colorado River Valley in Apache County-
Western Mogollon Rim-Eastern Mogollon Rim-White Mountains-
Northeast Plateaus and Mesas South of Hwy 264-
Including the cities of Wupatki N.M, .Tuba City, Winslow, 
Holbrook, Snowflake, St. Johns, Springerville, Flagstaff, 
Williams, Munds Park, Heber, Happy Jack, Forest Lakes, Show Low, 
Greer, Pinetop, Dilkon, and Kykotsmovi
259 AM MST Mon Apr 3 2017

...WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MST
THIS EVENING...

* TIMING...Winds will become strong and gusty this afternoon and 
  continue through mid-evening ahead of a cold front. 

* WINDS...Southwest 20 to 30 mph with gusts 35 to 45 mph.

* IMPACTS...Driving could become difficult, especially for high 
  profile vehicles. Localized areas of blowing dust are possible 
  over valley areas including Interstate 40 from just east of 
  Flagstaff to near Holbrook. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that sustained winds of 30 to 39 mph...or
gusts from 40 to 57 mph...are expected. Winds this strong can
make driving difficult...especially for high profile vehicles.
Consider securing loose belongings on your property. Additional
weather information is on the web at www.weather.gov/flagstaff.

&&

$$

KD
983 
WWUS75 KFGZ 031928
NPWFGZ

URGENT - WEATHER MESSAGE
National Weather Service Flagstaff AZ
1228 PM MST Mon Apr 3 2017

AZZ012>017-040-040300-
/O.CON.KFGZ.WI.Y.0013.000000T0000Z-170404T0300Z/
Little Colorado River Valley in Coconino County-
Little Colorado River Valley in Navajo County-
Little Colorado River Valley in Apache County-
Western Mogollon Rim-Eastern Mogollon Rim-White Mountains-
Northeast Plateaus and Mesas South of Hwy 264-
Including the cities of Wupatki N.M, .Tuba City, Winslow, 
Holbrook, Snowflake, St. Johns, Springerville, Flagstaff, 
Williams, Munds Park, Heber, Happy Jack, Forest Lakes, Show Low, 
Greer, Pinetop, Dilkon, and Kykotsmovi
1228 PM MST Mon Apr 3 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING...

* TIMING...Strong and gusty winds will continue through mid-evening
  ahead of a cold front. 

* WINDS...Southwest 20 to 30 mph with gusts 40 to 50 mph.

* IMPACTS...Driving could become difficult, especially for high 
  profile vehicles. Localized areas of blowing dust are possible 
  over valley areas including Interstate 40 from just east of 
  Flagstaff to near Holbrook. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that sustained winds of 30 to 39 mph...or
gusts from 40 to 57 mph...are expected. Winds this strong can
make driving difficult...especially for high profile vehicles.
Consider securing loose belongings on your property. Additional
weather information is on the web at www.weather.gov/flagstaff.

&&

$$

Nearby

Wind Advisories in Arizona, 2017Every wind advisory in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.