Alert archive / Arizona / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 7, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Jun 30, 1994, 5:03 PM MST for Cochise County, Arizona. It was in force for 57 min.
The area
The counties it named.
The facts
- Issued
- Jun 30, 1994, 5:03 PM MST (00:03 UTC)
- Expired
- Jun 30, 1994, 6:00 PM MST
- In force
- 57 min
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties
County Cochise County, AZ
The nearest sounding before it
Tuscon, AZ (KTUS), launched 00:00Z, 0.1 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
- 1329 J/kg
- Mixed-layer CIN
- -119 J/kg
- Mixed-layer LCL
- 3142 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 86 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUS 010005 SVRTUS AZC003-010100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TUCSON ARIZONA 503 PM MST THU JUN 30 1994 THE NATIONAL WEATHER SERVICE IN TUCSON ARIZONA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 600 PM MST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST ARIZONA ...NORTHERN COCHISE COUNTY AT 5:00 PM MST WEATHER RADAR INDICATED A SEVERE THUNDERSTORM IN COCHISE COUNTY NEAR THE TOWN OF WILCOX. THE STORM APPEARED TO BE DRIFTING SLOWLY EASTWARD. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOUL.D MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS. MEYER
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.
In the hours before
Special weather statement, Jun 30, 2:40 PM MST, 2 hours 23 minutes before
AZZ009-010-007-302345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON ARIZONA 240 PM MST THU JUN 30 1994 ...THUNDERSTORM ACTIVITY ON THE INCREASE AGAIN IN SOUTHEAST ARIZONA... AT 230 PM, WEATHER SERVICE RADAR INDICATED DEVELOPING THUNDERSTORM ACTIVITY IN THE CHIRICAHUA MOUNTAINS IN SOUTHEAST COCHISE COUNTY AND OVER THE HUACHUCA MOUNTAINS SOUTH OF SIERRA VISTA. THESE STORMS WILL EXHIBIT CHARACTERISTICS OF THUNDERSTORM ACTIVITY OF THE PAST THREE OR FOUR DAYS. THEY WILL PRODUCE STRONG WIND GUSTS, SOME POSSIBLY OVER 50 MPH, FREQUENT CLOUD TO GROUND LIGHTNING AND BRIEF HEAVY RAINFALL. THE POTENTIAL ALSO EXHISTS FOR SOME OF THESE STORMS TO SWELL WASHES AND STREAM BEDS WITH SWIFT RUNNING WATER. THUNDERSTORM ACTIVITY IS EXPECTED TO CONTINUE, PARTICULARLY NEAR MOUNTAINOUS REGIONS OF EASTERN PIMA, SANTA CRUZ, AND COCHISE COUNTIES THROUGH THE LATE NIGHT HOURS. FOURTH OF JULY CAMPERS AND HIKERS IN THE MOUNTAINOUS REGIONS OF THE HUACHUCAS, CHIRICAHUAS, SANTA RITA, SANTA CATALINA AND OTHER MOUNTAIN RANGES THROUGHOUT SOUTHEAST ARIZONA SHOULD BE AWARE OF THE DANGERS ASSOCIATED WITH THUNDERSTORM ACTIVITY. SEEK SHELTER IN A STURDY BUILDING OR YOUR AUTOMOBILE IF NECESSARY TO AVOID THESE DANGERS. LISTEN TO YOUR NOAA WEATHER RADIO FREQUENTLY IN ORDER TO BE MADE AWARE OF THUNDERSTORM LOCATIONS AND MOVEMENTS. CARTER
Special weather statement, Jun 30, 2:41 PM MST, 2 hours 22 minutes before
AZZ009-010-007-302345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON ARIZONA 240 PM MST THU JUN 30 1994 ...THUNDERSTORM ACTIVITY ON THE INCREASE AGAIN IN SOUTHEAST ARIZONA... AT 230 PM, WEATHER SERVICE RADAR INDICATED DEVELOPING THUNDERSTORM ACTIVITY IN THE CHIRICAHUA MOUNTAINS IN SOUTHEAST COCHISE COUNTY AND OVER THE HUACHUCA MOUNTAINS SOUTH OF SIERRA VISTA. THESE STORMS WILL EXHIBIT CHARACTERISTICS OF THUNDERSTORM ACTIVITY OF THE PAST THREE OR FOUR DAYS. THEY WILL PRODUCE STRONG WIND GUSTS, SOME POSSIBLY OVER 50 MPH, FREQUENT CLOUD TO GROUND LIGHTNING AND BRIEF HEAVY RAINFALL. THE POTENTIAL ALSO EXHISTS FOR SOME OF THESE STORMS TO SWELL WASHES AND STREAM BEDS WITH SWIFT RUNNING WATER. THUNDERSTORM ACTIVITY IS EXPECTED TO CONTINUE, PARTICULARLY NEAR MOUNTAINOUS REGIONS OF EASTERN PIMA, SANTA CRUZ, AND COCHISE COUNTIES THROUGH THE LATE NIGHT HOURS. FOURTH OF JULY CAMPERS AND HIKERS IN THE MOUNTAINOUS REGIONS OF THE HUACHUCAS, CHIRICAHUAS, SANTA RITA, SANTA CATALINA AND OTHER MOUNTAIN RANGES THROUGHOUT SOUTHEAST ARIZONA SHOULD BE AWARE OF THE DANGERS ASSOCIATED WITH THUNDERSTORM ACTIVITY. SEEK SHELTER IN A STURDY BUILDING OR YOUR AUTOMOBILE IF NECESSARY TO AVOID THESE DANGERS. LISTEN TO YOUR NOAA WEATHER RADIO FREQUENTLY IN ORDER TO BE MADE AWARE OF THUNDERSTORM LOCATIONS AND MOVEMENTS. CARTER
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 6:08 PM MST | Severe Thunderstorm Warning | TWC | Cochise, Santa Cruz | 67 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 1994Every severe thunderstorm warning in 1994
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.