Alert archive / Arizona / Wind Advisories in 2018
Wind Advisory 21, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this wind advisory at Apr 17, 2018, 7:57 AM MST for Apache County, Arizona. It took effect at Apr 17, 2018, 10:00 AM MST. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Apr 17, 2018, 7:57 AM MST (14:57 UTC)
- In effect from
- Apr 17, 2018, 10:00 AM MST
- Expired
- Apr 17, 2018, 3:08 PM MST
- In force
- 5 hr
- Issued by
- NWS Flagstaff, AZ
County Apache County, AZ
The radar
The Flagstaff radar (KFSX), 181 km from the middle of the area, began a volume at 14:55 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, 3.0 hours before the alert went out and 210 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
- 1404 m above ground
- 0-6 km bulk shear
- 81 kt
- 0-1 km storm-relative helicity
- 388 m²/s²
- 0-3 km storm-relative helicity
- 998 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
668 WWUS75 KFGZ 171457 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 757 AM MST Tue Apr 17 2018 AZZ009-010-015-016-039-171600- /O.EXP.KFGZ.WI.Y.0019.000000T0000Z-180417T1500Z/ Northeast Plateaus and Mesas Hwy 264 Northward-Chinle Valley- Western Mogollon Rim-Eastern Mogollon Rim-Black Mesa Area- Including the cities of Keams Canyon, Kaibito, Canyon De Chelly, Chinle, Kayenta, Flagstaff, Williams, Munds Park, Heber, Happy Jack, Forest Lakes, and Navajo N.M. 757 AM MST Tue Apr 17 2018 ...WIND ADVISORY WILL EXPIRE AT 8 AM MST THIS MORNING... Gusty southwest winds this morning will gradually decrease by mid day. $$ AZZ014-180015- /O.UPG.KFGZ.WI.Y.0020.000000T0000Z-180418T0100Z/ /O.NEW.KFGZ.HW.W.0004.180417T1457Z-180417T1700Z/ /O.NEW.KFGZ.WI.Y.0021.180417T1700Z-180418T0100Z/ Little Colorado River Valley in Apache County- Including the cities of St. Johns and Springerville 757 AM MST Tue Apr 17 2018 ...HIGH WIND WARNING IN EFFECT UNTIL 10 AM MST THIS MORNING... ...WIND ADVISORY IN EFFECT 10 AM UNTIL 6 PM MST THIS EVENING... The National Weather Service in Flagstaff has issued a High Wind Warning, which is in effect until 10 AM MST this morning. A Wind Advisory is also in effect from 10 AM unstil 6 PM. * TIMING...Very strong and possibly damaging southwest winds this morning. Wind decreasing slightly by late morning and afternoon. * WINDS...Southwest 25 to 45 mph, with gusts 50 to 70 mph. * IMPACTS...Cross winds could cause difficult travel on area roadways. Blowing dust could restrict visibility in some areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 30 to 39 mph, or gusts from 40 to 57 mph, are expected. A High Wind Warning means a hazardous high wind event is expected or occurring...with sustained wind speeds greater than 40 mph or gusts greater than 58 mph. Winds this strong can cause property damage. Continue to monitor the latest forecasts. Additional weather information is on the web at www.weather.gov/flagstaff. Consider securing loose belongings on your property. Additional weather information is on the web at www.weather.gov/flagstaff. && $$ AZZ013-171700- /O.UPG.KFGZ.WI.Y.0020.000000T0000Z-180417T1700Z/ /O.NEW.KFGZ.HW.W.0004.180417T1457Z-180417T1700Z/ Little Colorado River Valley in Navajo County- Including the cities of Winslow, Holbrook, and Snowflake 757 AM MST Tue Apr 17 2018 ...HIGH WIND WARNING IN EFFECT UNTIL 10 AM MST THIS MORNING... The National Weather Service in Flagstaff has issued a High Wind Warning, which is in effect until 10 AM MST this morning. The Wind Advisory is no longer in effect. * TIMING...Gusty southwest winds will persist this morning. * WINDS...Southwest 25 to 35 mph, with gusts 45 to 60 mph. * IMPACTS...Cross winds could cause difficult travel on area roadways. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring...with sustained wind speeds greater than 40 mph or gusts greater than 58 mph. Winds this strong can cause property damage. Continue to monitor the latest forecasts. Additional weather information is on the web at www.weather.gov/flagstaff. && $$ AZZ012-171700- /O.EXT.KFGZ.WI.Y.0019.000000T0000Z-180417T1700Z/ Little Colorado River Valley in Coconino County- Including the cities of Wupatki N.M and .Tuba City 757 AM MST Tue Apr 17 2018 ...WIND ADVISORY NOW IN EFFECT UNTIL 10 AM MST THIS MORNING... * TIMING...Gusty southwest winds will persist early this morning, before slowly decreasing by mid to late morning. * WINDS...Southwest 20 to 30 mph, with gusts up to 45 mph. * IMPACTS...Cross winds could cause difficult travel on area roadways. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 30 to 39 mph, or gusts from 40 to 57 mph, are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Consider securing loose belongings on your property. Additional weather information is on the web at www.weather.gov/flagstaff. && $$ AZZ040-171700- /O.CON.KFGZ.WI.Y.0020.000000T0000Z-180417T1700Z/ Northeast Plateaus and Mesas South of Hwy 264- Including the cities of Dilkon and Kykotsmovi 757 AM MST Tue Apr 17 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM MST THIS MORNING... * TIMING...Gusty southwest winds will persist this morning. * WINDS...Southwest 20 to 30 mph, with gusts 40 to 50 mph. * IMPACTS...Cross winds could cause difficult travel on area roadways. 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. && $$ AZZ011-017-180015- /O.CON.KFGZ.WI.Y.0020.000000T0000Z-180418T0100Z/ Chuska Mountains and Defiance Plateau-White Mountains- Including the cities of Window Rock, Ganado, Show Low, Greer, and Pinetop 757 AM MST Tue Apr 17 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... * TIMING...Gusty southwest winds will persist through this afternoon. * WINDS...Southwest 20 to 35 mph, with gusts 40 to 50 mph. * IMPACTS...Cross winds could cause difficult travel on area roadways. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 30 to 39 mph, or gusts from 40 to 57 mph, are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Consider securing loose belongings on your property. Additional weather information is on the web at www.weather.gov/flagstaff. && $$
2 follow-up statements
671 WWUS75 KFGZ 171704 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 1004 AM MST Tue Apr 17 2018 AZZ014-180100- /O.EXP.KFGZ.HW.W.0004.000000T0000Z-180417T1700Z/ /O.CON.KFGZ.WI.Y.0021.000000T0000Z-180418T0100Z/ Little Colorado River Valley in Apache County- Including the cities of St. Johns and Springerville 1004 AM MST Tue Apr 17 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... ...HIGH WIND WARNING HAS EXPIRED... * TIMING...Strong southwest winds continuing through this afternoon. * WINDS...Southwest 25 to 35 mph, with gusts 35 to 50 mph. * IMPACTS...Cross winds could cause difficult travel on area roadways. Blowing dust could restrict visibility in some areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... Consider securing loose belongings on your property. Additional weather information is on the web at www.weather.gov/flagstaff. 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. && $$ AZZ013-171815- /O.EXP.KFGZ.HW.W.0004.000000T0000Z-180417T1700Z/ Little Colorado River Valley in Navajo County- Including the cities of Winslow, Holbrook, and Snowflake 1004 AM MST Tue Apr 17 2018 ...HIGH WIND WARNING HAS EXPIRED... Winds will continue to decrease through the afternoon. $$ AZZ040-171815- /O.EXP.KFGZ.WI.Y.0020.000000T0000Z-180417T1700Z/ Northeast Plateaus and Mesas South of Hwy 264- Including the cities of Dilkon and Kykotsmovi 1004 AM MST Tue Apr 17 2018 ...WIND ADVISORY HAS EXPIRED... Winds will continue to decrease through the afternoon. $$ AZZ012-171815- /O.EXP.KFGZ.WI.Y.0019.000000T0000Z-180417T1700Z/ Little Colorado River Valley in Coconino County- Including the cities of Wupatki N.M and .Tuba City 1004 AM MST Tue Apr 17 2018 ...WIND ADVISORY HAS EXPIRED... Gusty winds will continue through early afternoon, but wind speeds will continue to decrease below advisory criteria. $$ AZZ011-017-180100- /O.CON.KFGZ.WI.Y.0020.000000T0000Z-180418T0100Z/ Chuska Mountains and Defiance Plateau-White Mountains- Including the cities of Window Rock, Ganado, Show Low, Greer, and Pinetop 1004 AM MST Tue Apr 17 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... * TIMING...Gusty southwest winds will persist through this afternoon. * WINDS...Southwest 20 to 35 mph, with gusts 40 to 50 mph. * IMPACTS...Cross winds could cause difficult travel on area roadways. 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. && $$
786 WWUS75 KFGZ 172208 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 308 PM MST Tue Apr 17 2018 AZZ011-017-172315- /O.CAN.KFGZ.WI.Y.0020.000000T0000Z-180418T0100Z/ Chuska Mountains and Defiance Plateau-White Mountains- Including the cities of Window Rock, Ganado, Show Low, Greer, and Pinetop 308 PM MST Tue Apr 17 2018 ...WIND ADVISORY IS CANCELLED... The National Weather Service in Flagstaff has cancelled the Wind Advisory. Winds have decreased below advisory criteria. Gusts to around 30 mph are still expected through late afternoon, with lighter winds developing overnight. $$ AZZ014-172315- /O.CAN.KFGZ.WI.Y.0021.000000T0000Z-180418T0100Z/ Little Colorado River Valley in Apache County- Including the cities of St. Johns and Springerville 308 PM MST Tue Apr 17 2018 ...WIND ADVISORY IS CANCELLED... The National Weather Service in Flagstaff has cancelled the Wind Advisory. Wind speeds continue to diminish this afternoon. Gusts in the 30 to 40 mph range are still possible through 5 PM MST, but much lighter wind is expected overnight. $$
The office that day
Everything else NWS Flagstaff, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 10:53 PM MST | Red Flag Warning | FGZ | Apache, Coconino, Navajo | 16 hr |
| Apr 17, 3:03 AM MST | Fire Weather Watch | FGZ | Apache, Coconino, Gila, Navajo, Yavapai | 24 hr |
| Apr 17, 7:57 AM MST | High Wind Warning | FGZ | Apache, Navajo | 2 hr |
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.