Alert archive / Arizona / Severe Thunderstorm Warnings in 2024
Severe Thunderstorm Warning 71, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this severe thunderstorm warning at Jul 22, 2024, 4:11 PM MST for Yavapai County, Arizona. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 22, 2024, 4:11 PM MST (23:11 UTC)
- Expired
- Jul 22, 2024, 4:45 PM MST
- In force
- 34 min
- Issued by
- NWS Flagstaff, AZ
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Yavapai County, AZ
The radar
The Flagstaff radar (KFSX), 124 km from the middle of the area, began a volume at 23:12 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, 11.2 hours before the alert went out and 98 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
- 77 J/kg
- Mixed-layer CIN
- -135 J/kg
- Mixed-layer LCL
- 1996 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Flagstaff, AZ wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 21, 4:34 PM MST, 23 hours 37 minutes earlier.
Area forecast discussion, Jul 21, 4:34 PM MST, 23 hours 37 minutes before
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</html>The office that day
Everything else NWS Flagstaff, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 22, 12:31 PM MST | Severe Thunderstorm Warning | FGZ | Apache | 29 min |
| Jul 22, 12:59 PM MST | Special Weather Statement | FGZ | Apache | 31 min |
| Jul 22, 1:21 PM MST | Special Weather Statement | FGZ | 24 min | |
| Jul 22, 1:25 PM MST | Special Weather Statement | FGZ | Apache | 35 min |
| Jul 22, 2:08 PM MST | Special Weather Statement | FGZ | 52 min | |
| Jul 22, 2:24 PM MST | Special Weather Statement | FGZ | Navajo | 51 min |
| Jul 22, 2:59 PM MST | Severe Thunderstorm Warning | FGZ | Yavapai | 46 min |
| Jul 22, 3:31 PM MST | Special Weather Statement | FGZ | Gila | 29 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 2024Every severe thunderstorm warning in 2024
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.