Alert archive / Arizona / Wind Advisories in 2021
Wind Advisory 4, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this wind advisory at Feb 13, 2021, 1:27 PM MST for Apache County, Coconino County, Navajo County, Arizona. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Feb 13, 2021, 1:27 PM MST (20:27 UTC)
- Expired
- Feb 13, 2021, 7:00 PM MST
- In force
- 6 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 20:29 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, 8.5 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
- 1480 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 137 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
405 WWUS75 KFGZ 132027 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 127 PM MST Sat Feb 13 2021 AZZ012>014-140200- /O.NEW.KFGZ.WI.Y.0004.210213T2027Z-210214T0200Z/ Little Colorado River Valley in Coconino County- Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County- Including the cities of Wupatki N.M., Tuba City, Winslow, Holbrook, Snowflake, St. Johns, and Springerville 127 PM MST Sat Feb 13 2021 ...WIND ADVISORY IN EFFECT UNTIL 7 PM MST THIS EVENING... * WHAT...Southwest winds 20 to 30 mph, with gusts from 40 to 50 mph. Localized gusts as high as 55 mph. * WHERE...The Little Colorado River Valley, including much of I-40 east of Flagstaff. * WHEN...Until 7 PM MST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. In addition, winds this strong can make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
1 follow-up statement
891 WWUS75 KFGZ 140200 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 700 PM MST Sat Feb 13 2021 AZZ012>014-140300- /O.EXP.KFGZ.WI.Y.0004.000000T0000Z-210214T0200Z/ Little Colorado River Valley in Coconino County- Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County- Including the cities of Wupatki N.M., Tuba City, Winslow, Holbrook, Snowflake, St. Johns, and Springerville 700 PM MST Sat Feb 13 2021 ...WIND ADVISORY WILL EXPIRE AT 7 PM MST THIS EVENING... Winds across northern Arizona have decreased this evening and the Wind Advisory has expired. $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
Nearby
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.