Alert archive / Arizona / Special Weather Statements in 2021
Special Weather Statement, NWS Tucson, AZ
NWS Tucson, AZ issued this special weather statement at Jun 28, 2021, 2:13 PM MST for Graham County, Arizona. It was in force for 62 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 28, 2021, 2:13 PM MST (21:13 UTC)
- Expired
- Jun 28, 2021, 3:15 PM MST
- In force
- 62 min
- Issued by
- NWS Tucson, AZ
County Graham County, AZ
The radar
The Tucson radar (KEMX), 157 km from the middle of the area, began a volume at 21:15 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
Tuscon, AZ (KTUS), launched 12:00Z, 9.2 hours before the alert went out and 157 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
- 2852 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- -41 m²/s²
- 0-3 km storm-relative helicity
- 94 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
114 WWUS85 KTWC 282113 SPSTWC Special Weather Statement National Weather Service Tucson AZ 213 PM MST Mon Jun 28 2021 AZZ509-510-282215- Upper Gila River and Aravaipa Valleys including Clifton/Safford-White Mountains of Graham and Greenlee Counties including Hannagan Meadow- 213 PM MST Mon Jun 28 2021 ...SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL GRAHAM AND CENTRAL GREENLEE COUNTIES UNTIL 315 PM MST... At 211 PM MST, Doppler radar was tracking an area of strong thunderstorm near Morenci and Clifton, moving southwest at 20 mph. Wind gusts up to 50 mph will be possible with these storms. Locations impacted include... Safford, Clifton, Thatcher, Solomon, Morenci, Safford Regional Airport, Duncan and Guthrie. PRECAUTIONARY/PREPAREDNESS ACTIONS... These storms may intensify, so be certain to monitor local radio stations and available television stations for additional information and possible warnings from the National Weather Service. && LAT...LON 3279 10994 3325 10944 3312 10904 3268 10905 TIME...MOT...LOC 2111Z 030DEG 18KT 3306 10931 $$ Meyer
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 9:50 AM MST | Blowing Dust Advisory | TWC | Pima, Pinal | 10 hr |
| Jun 28, 3:15 PM MST | Special Weather Statement | TWC | Graham | 60 min |
| Jun 28, 3:37 PM MST | Severe Thunderstorm Warning | TWC | Graham | 38 min |
Nearby
Special Weather Statements in Arizona, 2021Every special weather statement in 2021
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.