Alert archive / Arizona / Tornado Warnings in 1996
Tornado Warning 7, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this tornado warning at Sep 2, 1996, 4:01 PM MST for Coconino County, Arizona. It was in force for 29 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
- Sep 2, 1996, 4:01 PM MST (23:01 UTC)
- Expired
- Sep 2, 1996, 4:30 PM MST
- In force
- 29 min
- Issued by
- NWS Flagstaff, AZ
- Area
- Whole counties
County Coconino County, AZ
The radar
The Flagstaff radar (KFSX), 150 km from the middle of the area, began a volume at 23:01 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, 11.0 hours before the alert went out and 68 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
- 633 J/kg
- Mixed-layer CIN
- -71 J/kg
- Mixed-layer LCL
- 1054 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 184 m²/s²
- 0-3 km storm-relative helicity
- 240 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this tornado 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 tornado warning went out at Sep 2, 9:00 AM MST, 7 hours 1 minute earlier.
Area forecast discussion, Sep 2, 9:00 AM MST, 7 hours 1 minute before
NORTHERN ARIZONA FORECAST DISCUSSION NATIONAL WEATHER SERVICE FLAGSTAFF AZ 900 AM MST MON SEP 2 1996 TS/RA STILL AROUND IN CENTRAL APACHE AND NAVAJO COUNTIES PER 88D AND LIGHTNING DETECTION EQUIPMENT. SENT A QUICK UPDATE FOR THIS AREA AS CURRENTLY THIS IS NOT MENTIONED. BREEZY CONDITIONS ALREADY AT PRC AND GCN. RE-ADDED THIS TO THE FORECAST FOR TODAY AS WELL. 12Z FGZ SOUNDING INDICATING MODERATE HELICITY AND CAPE...NO WONDER MID GUY HAD SOME MESOS DETECTED BY 88D. FOR THE FUTURE...AM FINDING MYSELF REAL GUN-SHY AFTER YESTERDAY AND WITH 12Z FGZ RUN NOT MAKING IT INTO THE ETA...I AM HESITANT ABOUT THROWING A LOT OF WEIGHT ON THAT MODEL. 12Z NGM WANTS TO DRY LOW LEVELS IN THE NW TODAY. HOWEVER...NOTICED DEW POINTS RISING AT GCN DURING THE LAST HOUR. WILL WAFFLE OVER THIS AS LONG AS I CAN AS NO PRECIP IS MENTIONED IN ZONES 4-5. FIRST GUESS RIGHT NOW...LOOKS LIKE MAIN FOCUS TODAY SHOULD BE IN EASTERN SECTIONS. FLG 2-1 INW -00 PASSETTI
The office that day
Everything else NWS Flagstaff, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 10:40 PM MST | Severe Thunderstorm Warning | FGZ | Gila, Yavapai | 60 min |
| Sep 2, 12:43 PM MST | Severe Thunderstorm Warning | FGZ | Coconino | 47 min |
| Sep 2, 1:56 PM MST | Severe Thunderstorm Warning | FGZ | Coconino | 59 min |
| Sep 2, 3:05 PM MST | Tornado Warning | FGZ | Coconino | 25 min |
| Sep 2, 3:30 PM MST | Tornado Warning | FGZ | La Paz | 30 min |
| Sep 2, 3:40 PM MST | Severe Thunderstorm Warning | FGZ | Gila, Navajo | 50 min |
| Sep 2, 4:09 PM MST | Severe Thunderstorm Warning | FGZ | Apache | 41 min |
| Sep 2, 4:09 PM MST | Severe Thunderstorm Warning | FGZ | Navajo | 41 min |
| Sep 2, 4:40 PM MST | Severe Thunderstorm Warning | FGZ | Gila | 30 min |
Nearby
Tornado Warnings in Arizona, 1996Every tornado warning in 1996Tornadoes in 1996
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.