Alert archive / Arizona / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 30, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Aug 18, 1995, 3:36 PM MST for Cochise County, Pima County, Santa Cruz County, Arizona. It was in force for 69 min.
The area
The counties it named.
The facts
- Issued
- Aug 18, 1995, 3:36 PM MST (22:36 UTC)
- Expired
- Aug 18, 1995, 4:45 PM MST
- In force
- 69 min
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties
Counties Cochise County, AZ, Pima County, AZ, Santa Cruz County, AZ
The nearest sounding before it
Tuscon, AZ (KTUS), launched 12:00Z, 10.6 hours before the alert went out and 39 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
- 793 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 1339 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 43 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUS 182238 RRA SVRTUS AZC019-023-003-182345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TUCSON ARIZONA 336 PM MST FRI AUG 18 1995 THE NATIONAL WEATHER SERVICE IN TUCSON ARIZONA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 445 PM MST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL ARIZONA ...EASTERN PIMA COUNTY...SANTA CRUZ COUNTY IN SOUTHEAST ARIZONA ...NORTHWESTERN COCHISE COUNTY AT 336 PM TUCSON DOPPLER RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS FROM PATAGONIA IN EASTERN SANTA CRUZ COUNTY TO ABOUT 10 MILES NORTHWEST OF BENSON IN NORTHWEST COCHISE COUNTY. MOVEMENT OF THE LINE OF STORMS WAS TO THE WEST AT 15 MPH. THE COMMUNITIES OF SONOITA...PATAGONIA ...VAIL...AND NOGALES ARE IN THE PATH OF THIS LINE OF SEVERE STORMS. THESE STORMS BLEW DOWN A TREE IN BENSON AND PRODUCED 1/2 INCH HAIL AND ARE EXPECTED TO MOVE INTO EASTERN PIMA COUNTY AND CENTRAL SANTA CRUZ COUNTY BY 415 PM. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. DRB
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 Aug 18, 1:21 PM MST, 2 hours 15 minutes earlier.
Area forecast discussion, Aug 18, 1:21 PM MST, 2 hours 15 minutes before
SOUTHEAST ARIZONA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TUCSON AZ 130 PM MST FRI AUG 18 1995 88D SHOWING SCT TSTM ACTIVITY ACRS SE AZ ATTM. RADAR AND SPOTTER REPORTS INDICATE THESE STORMS ARE PRODUCING HEAVY RAINFALL. SATELLITE SHOWS BIG TSTM COMPLEX VCNTY DUG MOVG TOWRADS THE NW WHICH KEEP THINGS RUMBLING ACRS SE AZ INTO THE EVENING HOURS. AS MENTIONED IN THIS MORNINGS AFD MDS BRING EVEN MORE MOISTURE INTO SE AZ NEXT 2 DAYS FOR CONTINUED TZSTM ACTIVITY. THIS PATTERN LOOKS LIKE IT WILL CONTINUE FOR MOST OF NEXT WEEK. TUS 5555. COLLINS .TWC...NONE.
In the hours before
Special weather statement, Aug 18, 10:38 AM MST, 4 hours 58 minutes before
AZZ009-010-007-181845- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON ARIZONA 1038 AM MST FRI AUG 18 1995 ...SCATTERED THUNDERSTORMS ACROSS SOUTHEAST ARIZONA... AT 1035 AM TUCSON DOPPLER RADAR INDICATED SCATTERED THUNDERSTORMS ACROSS SOUTHEAST ARIZONA. THE STRONGEST STORMS ARE ABOUT 10 MILES EAST OF TOMBSTONE...JUST SOUTH OF BISBEE AND ABOUT 10 MILES SOUTHWEST OF GREEN VALLEY. THE MOVEMENT OF THESE THUNDERSTORMS IS TOWARDS THE SOUTHWEST AT 5 TO 10 MILES PER HOUR. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY RAIN AND STRONG GUSTY WINDS. PERSONS SHOULD BE ON THE LOOKOUT FOR CHANGING WEATHER CONDITIONS AND SEEK SHELTER IF THREATENING WEATHER APPROACHES YOUR AREA. MOTORISTS SHOULD AVOID DRIVING INTO FLOODED ROADWAYS AND WASHES. COLLINS/SALTER
Special weather statement, Aug 18, 11:45 AM MST, 3 hours 51 minutes before
AZZ009-010-007-181945- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON ARIZONA 1145 AM MST FRI AUG 18 1995 ...STRONG THUNDERSTORMS CONTINUE ACROSS SOUTHEAST ARIZONA... AT 1145 AM TUCSON DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ACROSS SOUTHEAST ARIZONA. THE STRONGEST STORMS ARE LOCATED NEAR THE DOUGLAS AREA...10 MILES EAST OF TOMBSTONE...OVER THE CATALINA MOUNTAINS AND ABOUT 15 MILES SOUTHWEST OF GREEN VALLEY. THE MOVEMENT OF THESE STORMS IS TO THE SOUTHWEST AT 5 TO 10 MPH. THESE THUNDERSTORMS ARE CAPABLE OF HEAVY RAIN...STRONG GUSTY WINDS AND DANGEROUS LIGHTNING. COLLINS/SALTER
Special weather statement, Aug 18, 1:33 PM MST, 2 hours 3 minutes before
AZZ009-010-182133- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON ARIZONA 133 PM MST FRI AUG 18 1995 ...THUNDERSTORMS APPROACHING SIERRA VISTA AND FORT HUACHUCA... AT 130 PM...TUCSON DOPPLER RADAR SHOWED THUNDERSTORMS 5 MILES NORTHEAST OF FT HUACHUCA AND SIERRA VISTA IN SOUTHWEST COCHISE COUNTY. THESE STORMS ARE MOVING TO THE SOUTH-SOUTHWEST AT 10 MPH. THESE STORMS HAVE ALREADY PRODUCED HEAVY RAIN OVER THE TOMBSTONE AND SHOULD DO THE SAME OVER FT HUACHUCA AND SIERRA VISTA. ALSO BE PREPARED FOR LIGHTNING AND GUSTY WINDS ASSOCIATED WITH THESE STORMS. RADAR ALSO INDICATED THUNDERSTORMS REDEVELOPING OVER THE DRAGOON MOUNTAINS NORTHEAST OF TOMBSTONE. MOVEMENT WAS TO THE SOUTHWEST AT 5 TO 10 MPH. THE TOMBSTONE AREA AND MOTORISTS ON HIGHWAY 80 SHOULD BE AFFECTED BEFORE 3 PM. BRYANT
Special weather statement, Aug 18, 1:34 PM MST, 2 hours 2 minutes before
AZZ009-010-182133- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON ARIZONA 133 PM MST FRI AUG 18 1995 ...THUNDERSTORMS APPROACHING SIERRA VISTA AND FORT HUACHUCA... AT 130 PM...TUCSON DOPPLER RADAR SHOWED THUNDERSTORMS 5 MILES NORTHEAST OF FT HUACHUCA AND SIERRA VISTA IN SOUTHWEST COCHISE COUNTY. THESE STORMS ARE MOVING TO THE SOUTH-SOUTHWEST AT 10 MPH. THESE STORMS HAVE ALREADY PRODUCED HEAVY RAIN OVER THE TOMBSTONE AND SHOULD DO THE SAME OVER FT HUACHUCA AND SIERRA VISTA. ALSO BE PREPARED FOR LIGHTNING AND GUSTY WINDS ASSOCIATED WITH THESE STORMS. RADAR ALSO INDICATED THUNDERSTORMS REDEVELOPING OVER THE DRAGOON MOUNTAINS NORTHEAST OF TOMBSTONE. MOVEMlENT WAS TO THE SOUTHWEST AT 5 TO 10 MPH. THE TOMBSTONE AREA AND MOTORISTS ON HIGHWAY 80 SHOULD BE AFFECTED BEFORE 3 PM. BRYANT
Special weather statement, Aug 18, 2:27 PM MST, 1 hour 9 minutes before
AZZ009-010-182227- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON ARIZONA 227 PM MST FRI AUG 18 1995 ...STRONG THUNDERSTORMS OVER BENSON AND ALONG I-10 IN WESTERN COCHISE COUNTY... AT 225 PM...TUCSON DOPPLER RADAR INDICATED SEVERAL THUNDERSTORMS IN WESTERN COCHISE COUNTY WITH THE STRONGEST STORMS OVER BENSON AND ALONG INTERSTATE 10 BETWEEN BENSON AND DOUGLAS. THERE WERE ALSO STORMS 20 MILES WEST OF WILLCOX...5 MILES WEST OF HUACHUCA CITY...AND OVER THE HUACHUCA MOUNTAINS NEAR SIERRA VISTA. STORM MOVEMENT WAS TO THE SOUTH-SOUTHWEST AT ABOUT 10 MPH. MOTORISTS ON INTERSTATE 10 AND RESIDENTS IN WESTERN COCHISE COUNTY SHOULD BE PREPARED FOR HEAVY RAIN...FREQUENT LIGHTNING...AND GUSTY WINDS. THIS STORM ACTIVITY IS EXPECTED TO MOVE INTO EASTERN PIMA AND EASTERN SANTA CRUZ COUNTIES IN THE NEXT HOUR. BRYANT
Special weather statement, Aug 18, 2:29 PM MST, 1 hour 7 minutes before
AZZ009-010-182227- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON ARIZONA 227 PM MST FRI AUG 18 1995 ...STRONG THUNDERSTORMS OVER BENSON AND ALONG I-10 IN WESTERN COCHISE COUNTY... AT 225 PM...TUCSON DOPPLER RADAR INDICATED SEVERAL THUNDERSTORMS IN WESTERN COCHISE COUNTY WITH THE STRONGEST STORMS OVER BENSON AND ALONG INTERSTATE 10 BETWEEN BENSON AND DOUGLAS. THERE WERE ALSO STORMS 20 MILES WEST OF WILLCOX...5 MILES WEST OF HUACHUCA CITY...AND OVER THE HUACHUCA MOUNTAINS NEAR SIERRA VISTA. STORM MOVEMENT WAS TO THE SOUTH-SOUTHWEST AT ABOUT 10 MPH. MOTORISTS ON INTERSTATE 10 AND RESIDENTS IN WESTERN COCHISE COUNTY SHOULD BE PREPARED FOR HEAVY RAIN...FREQUENT LIGHTNING...AND GUSTY WINDS. THIS STORM ACTIVITY IS EXPECTED TO MOVE INTO EASTERN PIMA AND EASTERN SANTA CRUZ COUNTIES IN THE NEXT HOUR. BRYANT
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 2:36 PM MST | Severe Thunderstorm Warning | TWC | Cochise | 54 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 1995Every severe thunderstorm warning in 1995
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.