Alert archive / Arizona / Wind Advisories in 2021
Wind Advisory 10, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this wind advisory at Mar 21, 2021, 3:10 AM MST for Apache County, Coconino County, Navajo County, Arizona. It took effect at Mar 21, 2021, 11:00 AM MST. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Mar 21, 2021, 3:10 AM MST (10:10 UTC)
- In effect from
- Mar 21, 2021, 11:00 AM MST
- Expired
- Mar 21, 2021, 7:00 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 10:09 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 00:00Z, 10.2 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
- 31 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 1759 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 273 m²/s²
- 0-3 km storm-relative helicity
- 349 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
478 WWUS75 KFGZ 211010 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 310 AM MST Sun Mar 21 2021 AZZ013-014-016-017-211815- /O.NEW.KFGZ.WI.Y.0010.210321T1800Z-210322T0200Z/ Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County- Eastern Mogollon Rim-White Mountains- Including the cities of Winslow, Holbrook, Snowflake, St. Johns, Springerville, Heber, Happy Jack, Forest Lakes, Show Low, Greer, and Pinetop 310 AM MST Sun Mar 21 2021 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM MST THIS EVENING... * WHAT...Southwest winds 15 to 25 mph with gusts up to 45 mph expected. * WHERE...Along and east of a line extending from Heber to Holbrook to Lupton. * WHEN...From 11 AM this morning to 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. && $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
2 follow-up statements
583 WWUS75 KFGZ 211838 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 1138 AM MST Sun Mar 21 2021 AZZ013-014-016-017-220200- /O.CON.KFGZ.WI.Y.0010.000000T0000Z-210322T0200Z/ Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County- Eastern Mogollon Rim-White Mountains- Including the cities of Winslow, Holbrook, Snowflake, St. Johns, Springerville, Heber, Happy Jack, Forest Lakes, Show Low, Greer, and Pinetop 1138 AM MST Sun Mar 21 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM MST THIS EVENING... * WHAT...Southwest winds 15 to 25 mph with gusts up to 45 mph. * WHERE...Along and east of a line extending from Heber to Holbrook to Lupton. * WHEN...Until 7 PM MST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. In addition, winds this strong can make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
513 WWUS75 KFGZ 220157 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 657 PM MST Sun Mar 21 2021 AZZ013-014-016-017-220300- /O.EXP.KFGZ.WI.Y.0010.000000T0000Z-210322T0200Z/ Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County- Eastern Mogollon Rim-White Mountains- Including the cities of Winslow, Holbrook, Snowflake, St. Johns, Springerville, Heber, Happy Jack, Forest Lakes, Show Low, Greer, and Pinetop 657 PM MST Sun Mar 21 2021 ...WIND ADVISORY WILL EXPIRE AT 7 PM MST THIS EVENING... Wind speeds across southern Navajo and central and southern Apache counties will continue to diminish this evening. Locally strong wind gusts to 40 mph may persist from St Johns to Springerville until 8 PM MST, but will then decrease after that. Southwest winds turn westerly on Tuesday, some areas in southern Navajo and Apache counties may see wind gusts as high as 35 mph. However, additional Wind Advisory products for Tuesday are not likely at this time. $$ 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.