Alert archive / Arizona / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 5, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Jun 10, 1998, 4:55 PM MST for Cochise County, Arizona. It was in force for 45 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 10, 1998, 4:55 PM MST (23:55 UTC)
- Expired
- Jun 10, 1998, 5:40 PM MST
- In force
- 45 min
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties
County Cochise County, AZ
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 10, 5:03 PM MST | Hail 0.75 | Elfrida, AZ |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Tuscon, AZ (KTUS), launched 12:00Z, 11.9 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2701 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 183 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
722 WUUS1 KTUS 102358 RRA SVRTUS AZC003-110040- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TUCSON AZ 455 PM MST WED JUN 10 1998 THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR CENTRAL COCHISE COUNTY IN SOUTHEASTERN ARIZONA * UNTIL 540 PM MST * AT 454 PM MST... DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 28 MILES SOUTH OF WILLCOX OR 6 MILES SOUTH OF SUNSITES MOVING EAST NORTHEAST AT 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... SUNSITES BY 500 PM MST PEARCE BY 500 PM MST VPH
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 Jun 10, 2:30 PM MST, 2 hours 25 minutes earlier.
Area forecast discussion, Jun 10, 2:30 PM MST, 2 hours 25 minutes before
SOUTHEAST ARIZONA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TUCSON AZ 230 PM MST WED JUN 10 1998 SYNOPSIS...AN UPPER LEVEL LOW PRESSURE SYSTEM WILL MOVE THROUGH SOUTHEAST ARIZONA THIS EVENING AND PUSH ISOLATED SHOWERS AND THUNDERSTORMS INTO NEW MEXICO. A STRONGER PACIFIC WEATHER DISTURBANCE WILL MOVE DOWN THE CALIFORNIA COAST THURSDAY AND ACROSS NORTHERN ARIZONA FRIDAY FOR DRY...BREEZY AND CONTINUED COOL WEATHER. TEMPERATURES WILL WARM TO NEAR NORMAL LEVELS THIS WEEKEND AS HIGHER PRESSURE BUILDS OVER THE DESERT SOUTHWEST. DISCUSSION...AN UPPER LEVEL TROUGH MOVING ACROSS THE STATE THIS AFTERNOON HAS LED TO ISOLATED SHOWERS AND THUNDERSTORMS MAINLY EAST OF TUCSON. THE PLUME OF MOISTURE ASSOCIATED WITH THIS CONVECTION WILL MOVE INTO NEW MEXICO THIS EVENING PER THE NGM/AVN FORECAST. MUCH DRIER AIR SPILLS INTO THE SOUTHEAST PORTION OF THE STATE OVERNIGHT FOR COOLER MINIMUM TEMPERATURES...PARTICULARLY IN THE EASTERN ZONES. THE NEXT STRONGER UPPER LEVEL TROUGH MOVES DOWN THE CALIFORNIA COAST THURSDAY AND ACROSS NORTHERN ARIZONA FRIDAY. AGAIN THE AVN/NGM ARE THE MODELS OF CHOICE WITH MOSTLY CLEAR...BREEZY AND UNUSUALLY COOL CONDITIONS. THE UPPER TROUGH LIFTS INTO THE GREAT BASIN SATURDAY WITH 500 MB HEIGHTS AND THICKNESSES RECOVERING TO NEAR OR SLIGHTLY BELOW NORMAL BY EARLY NEXT WEEK. TUS 0000. OKULSKI .TUS...NONE.
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 3:44 PM MST | Severe Thunderstorm Warning | TWC | Cochise | 51 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 1998Every severe thunderstorm warning in 1998
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.