Alert archive / Arizona / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 21, NWS Phoenix, AZ
NWS Phoenix, AZ issued this severe thunderstorm warning at Jul 28, 1994, 4:33 PM MST for Gila County, Arizona. It was in force for 47 min.
The area
The counties it named.
The facts
- Issued
- Jul 28, 1994, 4:33 PM MST (23:33 UTC)
- Expired
- Jul 28, 1994, 5:20 PM MST
- In force
- 47 min
- Issued by
- NWS Phoenix, AZ
- Area
- Whole counties
County Gila County, AZ
The nearest sounding before it
Winslow (Autob), AZ (KINW), launched 12:00Z, 11.6 hours before the alert went out and 136 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
- 518 J/kg
- Mixed-layer CIN
- -256 J/kg
- Mixed-layer LCL
- 2017 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 152 m²/s²
- 0-3 km storm-relative helicity
- 241 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS1 KPHX 282338 RRA
SVRPHX
AZC007-290020-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PHOENIX AZ
433 PM MST THU JUL 28 1994
THE NATIONAL WEATHER SERVICE IN PHOENIX AZ HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 520 PM MST FOR PEOPLE IN THE
FOLLOWING LOCATIONS...
IN EAST CENTRAL ARIZONA
...SOUTHERN GILA COUNTY
INCLUDING GLOBE AND MIAMI
AT 435 PM MST, PHOENIX DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM
ABOUT 6 MILES NORTH OF GLOBE. THE STORM WAS MOVING TOWARD THE
SOUTHWEST AT 10 MPH.
SEEK SHELTER IN A STRONG BUILDING...BUT STAY AWAY FROM WINDOWS.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 57 MPH
...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
OKULSKIWhat 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, Jul 28, 1:47 PM MST, 2 hours 46 minutes before
AZZ004-005-006-282300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 147 PM MST THU JUL 28 1994 ...STRONG THUNDERSTORMS OVER ARIZONAS HIGH COUNTRY THIS AFTERNOON... NATIONAL WEATHER SERVICE DOPPLER WEATHER RADAR SHOWS A BROKEN LINE OF STRONG THUNDERSTORMS ALONG THE MOGOLLON RIM FROM THE WHITE MOUNTAINS NEAR HANNAGAN MEADOWS NORTHWEST TO THE SAN FRANCISCO PEAKS NEAR FLAGSTAFF EARLY THIS AFTERNOON. THE STORMS WERE DRIFTING VERY SLOWLY TOWARD THE SOUTH AND SOUTHWEST. RADAR RAINFALL ESTIMATES OF ONE HALF TO 1 INCH PER HOUR WERE SHOWN WITH THESE STORMS. SMALL HAIL, STRONG GUSTY WINDS AND FREQUENT LIGHTNING WERE ALSO INDICATED. CAMPERS, BOATERS, AND HIKERS IN ARIZONAS HIGH COUNTRY SHOULD TAKE SHELTER IF THESE STORMS APPROACH. LIGHTNING IS A KILLER, AND SAFETY PRECAUTIONS AGAINST LIGHTNING STRIKES SHOULD BE TAKEN WHEN THUNDERSTORMS ARE NEAR. CARPENTER
Special weather statement, Jul 28, 1:58 PM MST, 2 hours 35 minutes before
AZZ004-005-006-282300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 147 PM MST THU JUL 28 1994 ...STRONG THUNDERSTORMS OVER ARIZONAS HIGH COUNTRY THIS AFTERNOON... NATIONAL WEATHER SERVICE DOPPLER WEATHER RADAR SHOWS A BROKEN LINE OF STRONG THUNDERSTORMS ALONG THE MOGOLLON RIM FROM THE WHITE MOUNTAINS NEAR HANNAGAN MEADOWS NORTHWEST TO THE SAN FRANCISCO PEAKS NEAR FLAGSTAFF EARLY THIS AFTERNOON. THE STORMS WERE DRIFTING VERY SLOWLY TOWARD THE SOUTH AND SOUTHWEST. RADAR RAINFALL ESTIMATES OF ONE HALF TO 1 INCH PER HOUR WERE SHOWN WITH THESE STORMS. SMALL HAIL, STRONG GUSTY WINDS AND FREQUENT LIGHTNING WERE ALSO INDICATED. CAMPERS, BOATERS, AND HIKERS IN ARIZONAS HIGH COUNTRY SHOULD TAKE SHELTER IF THESE STORMS APPROACH. LIGHTNING IS A KILLER, AND SAFETY PRECAUTIONS AGAINST LIGHTNING STRIKES SHOULD BE TAKEN WHEN THUNDERSTORMS ARE NEAR. CARPENTER
Special weather statement, Jul 28, 3:25 PM MST, 1 hour 8 minutes before
AZZ008-009-010-290000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 325 PM MST THU JUL 28 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHEAST ARIZONA THIS AFTERNOON AND UNTIL 8 PM MST TONIGHT... AT 3 PM MST, NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO SHOW STRONG THUNDERSTORMS DEVELOPING IN CENTRAL AND SOUTHEAST ARIZONA. IN PARTICULAR, A LINE OF THUNDERSTORMS IN CENTRAL ARIZONA EXTENDED FROM NEAR WILLIAMS WEST OF FLAGSTAFF SOUTHEAST ACROSS THE MOGOLLON RIM INCLUDING PAYSON TO NORTH OF SAFFORD IN SOUTHEAST ARIZONA. THESE THUNDERSTORMS WERE BEGINNING TO MOVE OFF THE MOGOLLON RIM TOWARD THE SOUTHWEST. THE THUNDERSTORMS IN SOUTHEAST ARIZONA WERE DEVELOPING RAPIDLY AND MOVING TOWARD THE SOUTHWEST OR WEST. SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 57 MPH ...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN WITH DANGER OF LOCAL FLOODING. IF THREATENING WEATHER DEVELOPS OR APPROACHES YOUR LOCATION ...BE PREPARED TO MOVE TO SAFE HARBOR QUICKLY. SEEK SHELTER IN A STRONG BUILDING...BUT STAY AWAY FROM WINDOWS. ALSO, WIND DRIVEN DUST OR SAND MAY REDUCE VISIBILITY TO NEAR ZERO AT TIMES. IF THE VISIBILITY BECOMES TO POOR TO DRIVE, PULL OFF TO THE SIDE OF THE ROAD, TURN YOUR LIGHTS OFF, PARK, AND TAKE YOUR FOOT OFF THE BRAKE. CRAIG ELLIS
Special weather statement, Jul 28, 3:26 PM MST, 1 hour 7 minutes before
AZZ008-009-010-290000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 325 PM MST THU JUL 28 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHEAST ARIZONA THIS AFTERNOON AND UNTIL 8 PM MST TONIGHT... AT 3 PM MST, NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO SHOW STRONG THUNDERSTORMS DEVELOPING IN CENTRAL AND SOUTHEAST ARIZONA. IN PARTICULAR, A LINE OF THUNDERSTORMS IN CENTRAL ARIZONA EXTENDED FROM NEAR WILLIAMS WEST OF FLAGSTAFF SOUTHEAST ACROSS THE MOGOLLON RIM INCLUDING PAYSON TO NORTH OF SAFFORD IN SOUTHEAST ARIZONA. THESE THUNDERSTORMS WERE BEGINNING TO MOVE OFF THE MOGOLLON RIM TOWARD THE SOUTHWEST. THE THUNDERSTORMS IN SOUTHEAST ARIZONA WERE DEVELOPING RAPIDLY AND MOVING TOWARD THE SOUTHWEST OR WEST. SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 57 MPH ...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN WITH DANGER OF LOCAL FLOODING. IF THREATENING WEATHER DEVELOPS OR APPROACHES YOUR LOCATION ...BE PREPARED TO MOVE TO SAFE HARBOR QUICKLY. SEEK SHELTER IN A STRONG BUILDING...BUT STAY AWAY FROM WINDOWS. ALSO, WIND DRIVEN DUST OR SAND MAY REDUCE VISIBILITY TO NEAR ZERO AT TIMES. IF THE VISIBILITY BECOMES TO POOR TO DRPIVE, PULL OFF TO THE SIDE OF THE ROAD, TURN YOUR LIGHTS OFF, PARK, AND TAKE YOUR FOOT OFF THE BRAKE. CRAIG ELLIS
Special weather statement, Jul 28, 4:20 PM MST, 13 minutes before
AZZ004-008-009-010-290100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 420 PM MST THU JUL 28 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHEAST ARIZONA UNTIL 8 PM MST TONIGHT... AT 4 PM MST, PHOENIX DOPPLER RADAR SHOWED STRONG THUNDERSTORMS ACROSS CENTRAL AND SOUTHEAST ARIZONA. THE STRONGEST THUNDERSTORMS WERE LOCATED IN THE VICINITY OF PAYSON WEST OF YOUNG, AND AROUND PRESCOTT. A SPOTTER AT KOHLS RANCH, 20 MILES EAST OF PAYSON, REPORTED DIME SIZED HAIL BETWEEN 3 PM AND 315 PM MST. THESE THUNDERSTORMS WERE MOVING TO THE SOUTHWEST AT 10 TO 15 MPH. OTHER STRONG THUNDERSTORMS WERE LOCATED IN THE VICINITY OF TUSCON. THESE THUNDERSTORMS WERE MOVING TO THE WEST AT 10 TO 15 MPH. RAPIDLY DEVELOPING THUNDERSTORMS WERE ALSO NOTED BETWEEN SUPERIOR AND MIAMI, ABOUT 50 MILES EAST OF PHOENIX, AND ALONG HIGHWAY 77, ABOUT 10 MILES NORTH OF GLOBE. THESE STORMS WERE MOVING SLOWLY TO THE SOUTHWEST TO WEST AT 5 TO 10 MPH. BRIEF HEAVY RAINFALL AND STRONG GUSTY WINDS CAN BE EXPECTED WITH THESE STORMS. WIND DRIVEN DUST OR SAND MAY REDUCE VISIBILITIES TO NEAR ZERO AT TIMES. IF THREATENING WEATHER DEVELOPS OR APPROACHES YOUR LOCATION ...BE PREPARED TO MOVE TO SAFE HARBOR QUICKLY. OKULSKI
Special weather statement, Jul 28, 4:21 PM MST, 12 minutes before
AZZ004-008-009-010-290100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 420 PM MST THU JUL 28 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHEAST ARIZONA UNTIL 8 PM MST TONIGHT... AT 4 PM MST, PHOENIX DOPPLER RADAR SHOWED STRONG THUNDERSTORMS ACROSS CENTRAL AND SOUTHEAST ARIZONA. THE STRONGEST THUNDERSTORMS WERE LOCATED IN THE VICINITY OF PAYSON WEST OF YOUNG, AND AROUND PRESCOTT. A SPOTTER AT KOHLS RANCH, 20 MILES EAST OF PAYSON, REPORTED DIME SIZED HAIL BETWEEN 3 PM AND 315 PM MST. THESE THUNDERSTORMS WERE MOVING TO THE SOUTHWEST AT 10 TO 15 MPH. OTHER STRONG THUNDERSTORMS WERE LOCATED IN THE VICINITY OF TUSCON. THESE THUNDERSTORMS WERE MOVING TO THE WEST AT 10 TO 15 MPH. RAPIDLY DEVELOPING THUNDERSTORMS WERE ALSO NOTED BETWEEN SUPERIOR AND MIAMI, ABOUT 50 MILES EAST OF PHOENIX, AND ALONG HIGHWAY 77, ABOUT 10 MILES NORTH OF GLOBE. THESE STORMS WERE MOVING SLOWLY TO THE SOUTHWEST TO WEST AT 5 TO 10 MPH. BRIEF HEAVY RAINFALL AND STRONG GUSTY WINDS CAN BE EXPECTED WITH THESE STORMS. WIND DRIVEN DUST OR SAND MAY REDUCE VISIBILITIES TO NEAR ZERO AT TIMES. IF THREATENING WEATHER DEVELOPS OR APPROACHES YOUR LOCATION ...BE PREPARED TO MOVE TO SAFE HARBOR QUICKLY. OKULSKI
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.