Alert archive / Arizona / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 23, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Jul 6, 1996, 4:07 PM MST for Cochise County, Arizona. It was in force for 53 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 6, 1996, 4:07 PM MST (23:07 UTC)
- Expired
- Jul 6, 1996, 5:00 PM MST
- In force
- 53 min
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties
County Cochise County, AZ
The radar
The Tucson radar (KEMX), 83 km from the middle of the area, began a volume at 23:09 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, 11.1 hours before the alert went out and 113 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
- 1228 J/kg
- Mixed-layer CIN
- -142 J/kg
- Mixed-layer LCL
- 2115 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 149 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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tucson, AZ wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 6, 2:22 PM MST, 1 hour 45 minutes earlier.
Area forecast discussion, Jul 6, 2:22 PM MST, 1 hour 45 minutes before
SOUTHEAST ARIZONA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TUCSON AZ 220 PM MST SAT JUL 6 1996 ECHOS POPD IN ZN 25 AS EARLY AS 17Z THIS MRNG WITH .5 INCH HAIL BY 18Z. LTL CHG IN SYNOPTIC PATTERN. UPR HI REMAINS OVR AZ/NM AREA WITH ELY FLOW AT H5. MODELS SHOWG UPR WV MOVG WWD ACRS MEXICO TO SRN BAJA AREA. IF THIS INCRS CLD CVR OVR SRN GLF CA...MAY BRING BACK GLF SURGE TYPE MSTR INFLUX. ON SUN... MODELS TRYG TO INCR LOW LVL CONVERGENCE OVR S|IERRA MADRES. MON...AVN KEEPING 80-90 PCT RH AT H5 OVR ZN25. WILL GO WITH SCT TSTMS IN FAR ERN ZNS. ALSO HGTS AND THKN DOWN A BIT. ALL MOS GUIDANCE INCRG CLDS AND DROPPING MAX TEMPS 2-6 DEGREES. WILL GO ALONG WITH THIS.
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 5:02 PM MST | Severe Thunderstorm Warning | TWC | Pima | 58 min |
| Jul 5, 7:50 PM MST | Severe Thunderstorm Warning | TWC | Cochise, Greenlee | 40 min |
| Jul 5, 8:34 PM MST | Severe Thunderstorm Warning | TWC | Cochise, Graham | 41 min |
| Jul 5, 9:15 PM MST | Severe Thunderstorm Warning | TWC | Cochise | 45 min |
| Jul 6, 2:13 PM MST | Severe Thunderstorm Warning | TWC | Graham | 47 min |
| Jul 6, 2:35 PM MST | Flash Flood Warning | TWC | Greenlee | 70 min |
| Jul 6, 2:35 PM MST | Severe Thunderstorm Warning | TWC | Greenlee | 70 min |
| Jul 6, 3:20 PM MST | Severe Thunderstorm Warning | TWC | Graham | 40 min |
| Jul 6, 3:49 PM MST | Severe Thunderstorm Warning | TWC | Santa Cruz | 41 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 1996Every severe thunderstorm warning 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.