Alert archive / Arizona / Wind Advisories in 2017
Wind Advisory 21, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this wind advisory at May 7, 2017, 3:20 AM MST for Apache County, Coconino County, Navajo County, Arizona. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- May 7, 2017, 3:20 AM MST (10:20 UTC)
- Expired
- May 7, 2017, 3:00 PM MST
- In force
- 12 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 10:21 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, 10.3 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
- 6 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 2605 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 194 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
003 WWUS75 KFGZ 071020 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 320 AM MST Sun May 7 2017 AZZ014-016-017-072200- /O.NEW.KFGZ.WI.Y.0021.170507T1020Z-170507T2200Z/ Little Colorado River Valley in Apache County- Eastern Mogollon Rim-White Mountains- Including the cities of St. Johns, Springerville, Heber, Happy Jack, Forest Lakes, Show Low, Greer, and Pinetop 320 AM MST Sun May 7 2017 ...WIND ADVISORY IN EFFECT UNTIL 3 PM MST THIS AFTERNOON... The National Weather Service in Flagstaff has issued a Wind Advisory, which is in effect until 3 PM MST this afternoon. * TIMING...Wind speeds to increase through late morning then slowly decrease through this afternoon. * WINDS...South winds 20-35 mph with gusts to 45 mph. * IMPACTS...Winds this strong can make driving difficult, especially for high profile vehicles. Consider securing loose belongings on your property. 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. && $$
1 follow-up statement
931 WWUS75 KFGZ 072143 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 243 PM MST Sun May 7 2017 AZZ014-016-017-072245- /O.EXP.KFGZ.WI.Y.0021.000000T0000Z-170507T2200Z/ Little Colorado River Valley in Apache County- Eastern Mogollon Rim-White Mountains- Including the cities of St. Johns, Springerville, Heber, Happy Jack, Forest Lakes, Show Low, Greer, and Pinetop 243 PM MST Sun May 7 2017 ...WIND ADVISORY WILL EXPIRE AT 3 PM MST THIS AFTERNOON... Strong winds that were observed during the morning hours today have weakened. South to southwest winds of 15 to 25 mph with gusts to 35 mph will continue until sunset then generally becoming light overnight. $$
The office that day
Everything else NWS Flagstaff, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 5:13 PM MST | Special Weather Statement | FGZ | Apache | 32 min |
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.