Alert archive / Arizona / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 15, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Aug 4, 1995, 3:59 PM MST for Pima County, Arizona. It was in force for 46 min.
The area
The counties it named.
The facts
- Issued
- Aug 4, 1995, 3:59 PM MST (22:59 UTC)
- Expired
- Aug 4, 1995, 4:45 PM MST
- In force
- 46 min
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties
County Pima County, AZ
The nearest sounding before it
Tuscon, AZ (KTUS), launched 12:00Z, 11.0 hours before the alert went out and 84 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
- 39 J/kg
- Mixed-layer CIN
- -440 J/kg
- Mixed-layer LCL
- 3171 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -121 m²/s²
- 0-3 km storm-relative helicity
- -13 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 042300 RRA SVRTUS AZC019-042345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING FOR HIGH WINDS NATIONAL WEATHER SERVICE TUCSON ARIZONA 359 PM MST FRI AUG 4 1995 THE NATIONAL WEATHER SERVICE IN TUCSON ARIZONA HAS ISSUED A SEVERE THUNDERSTORM WARNING FOR HIGH WINDS EFFECTIVE UNTIL 445 PM MST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL ARIZONA ...EASTERN PIMA COUNTY AT 359 PM TUCSON DOPPLER RADAR SHOWED SEVERE WINDS FROM A THUNDERSTORM AROUND INTERSTATE 10 ABOUT 10 MILES EAST OF VAIL...WHICH IS 30 MILES SOUTHEAST OF TUCSON. THIS STORM WAS MOVING SOUTHWEST AT 15 MPH AND WILL AFFECT THE AREA BETWEEN VAIL AND STATE HIGHWAY 90 WITH WIND GUSTS TO 60 MPH BY 430 PM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QVUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. ARB/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 4, 1:28 PM MST, 2 hours 31 minutes earlier.
Area forecast discussion, Aug 4, 1:28 PM MST, 2 hours 31 minutes before
SOUTHEAST ARIZONA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TUCSON AZ 125 PM MST FRI AUG 4 1995 VSBL SAT PIX SHOWS CBS DEVELOPING FROM GRAHAM TO SANTA CRUZ COUNTY ATTM. APPEARS TO BE ASSOCIATED WITH A CUPL MESOSCALE PROCESSES. FIRST...WTR VAPR LOOP SHOWS VRY WK CONVECTIVE VORT MAX FM YESTERDAYS MX CONVECTION MOVG N ARND UPR HIGH. TREND SHOWS SUM DRYING IN THE WAKE OF THIS VORT. SECOND...THE DEBRIS CLD FM THE CONVECTION KEPT SKIES MOSTLY CLDY EXCEPT OVR EXTREME SERN AZ...PERHAPS FORMING WK WM FNT/BNDRY ALG THE CLRG LINE. THIS SUPPORTED BY THE FACT THAT THIS IS WHERE TRWS NOW DEVELOPING. THUS EXPECT TO SEE WDLY SCT/SCT TRWS TO CONTINUE TO DEVELOP FM GRAHAM TO SANTA CRUZ CNTY AND MOVE NWWRD DURG THE EVENING. OTRW REMAINDER OF FCST HARD TO GET A HANDLE ON SPECIFIC TIMING. MODELS MOVE THE HIGH CNTR AT H5 A LTL FARTHER N WITH INVERTED MID LVL TROF FCST TO MOVE WWRD OVER AREA 36 TO 48 HRS. NGM AND ETA INDICATE THAT IT MAY BE OUT OF PHASE WITH OUR GUD AFTERNOON HEATING/INSTABILITY FOR SERN AZ...BUT WILL HAVE TO WAIT AND SEE. .TWC...NONE
In the hours before
Special weather statement, Aug 4, 2:57 PM MST, 1 hour 2 minutes before
AZZ009-010-042300 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON AZ 300 PM MST FRI AUG 4 1995 ...THUNDERSTORMS IN NORTHWEST COCHISE AND EASTERN SANTA CRUZ COUNTIES... AT 250 PM TUCSON DOPPLER RADAR INDICATED TWO AREAS OF THUNDERSTORM ACTIVITY IN SOUTHEAST ARIZONA. THE FIRST AREA IS IN NORTHWEST COCHISE COUNTY WITH A LINE OF STORMS 5 TO 25 MILES NORTH OF BENSON. THE SECOND AREA IS IN EASTERN SANTA CRUZ COUNTY WITH STORMS NEAR SONOITA...PATAGONIA...AND 10 MILES EAST OF NOGALES. STORM MOVEMENT IS GENERALLY TO THE WEST-SOUTHWEST THESE STORMS WERE PRODUCING LOCALLY HEAVY RAIN AND FREQUENT LIGHTNING...AND MAY PRODUCE STRONG GUSTY WINDS. BRYANT
Special weather statement, Aug 4, 3:34 PM MST, 25 minutes before
AZZ009-010-042315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON ARIZONA 335 PM MST FRI AUG 4 1995 AT 335 PM...TUCSON DOPPLER RADAR SHOWED THUNDERSTORM OUTFLOW WINDS TO 40 MPH FROM THUNDERSTORMS OVER THE SOUTHEAST PORTION OF THE RINCON MOUNTAINS. THESE WINDS WERE FROM THE NORTHEAST AND WILL AFFECT THE INTERSTATE 10 AREA BETWEEN THE HIGHWAY 90 JUNCTION AND VAIL BY 415 PM. PERSONS TRAVELLING ON INTERSTATE 10 BETWEEN VAIL AND HIGHWAY 90 SHOULD EXPECT WIND GUSTS TO 40 MPH AS WELL AS BLOWING DUST. DRIVERS SHOULD SLOW DOWN AND BE PREPARED FOR REDUCED VISIBILITY IN THE BLOWING DUST. DRB
Special weather statement, Aug 4, 3:35 PM MST, 24 minutes before
AZZ009-010-042315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON ARIZONA 335 PM MST FRI AUG 4 1995 AT 335 PM...TUCSON DOPPLER RADAR SHOWED THUNDERSTORM OUTFLOW WINDS TO 40 MPH FROM THUNDERSTORMS OVER THE SOUTHEAST PORTION OF THE RINCON MOUNTAINS. THESE WINDS WERE FROM THE NORTHEAST AND WILL AFFECT THE INTERSTATE 10 AREA BETWEEN THE HIGHWAY 90 JUNCTION AND VAIL BY 415 PM. PERSONS TRAVELLING ON INTERSTATE 10 BETWEEN VAIL AND HIGHWAY 90 SHOULD EXPECT WIND GUSTS TO 40 MPH AS WELL AS BLOWING DUST. DRIVERS SHOULD SLOW DOWN AND BE PREPARED FOR REDUCED VISIBILITY IN THE BLOWING DUST. DRB
Local storm report, Aug 4, 3:38 PM MST, 21 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PHOENIX AZ
340 PM MST FRI AUG 4 1995
TIME(MST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
DATE ....COUNTY LOCATION....
330 PM DOUGLAS AIR"PORT AZ PEAK WIND GUST TO 50 KNOTS
8/4/95 COCHISE WITH SEVERAL GUSTS TO 45
KNOTS.
DRBLocal storm report, Aug 4, 3:40 PM MST, 19 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PHOENIX AZ
340 PM MST FRI AUG 4 1995
TIME(MST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
DATE ....COUNTY LOCATION....
330 PM DOUGLAS AIRPORT AZ PEAK WIND GUST TO 50 KNOTS
8/4/95 COCHISE WITH SEVERAL GUSTS TO 45
KNOTS.
DRBSpecial weather statement, Aug 4, 3:55 PM MST, 4 minutes before
AZZ009-010-050000 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON AZ 400 PM MST FRI AUG 4 1995 ...THUNDERSTORMS IN SOUTHEAST ARIZONA PRODUCING STRONG WINDS... AT 350 PM TUCSON DOPPLER RADAR INDICATED SEVERAL THUNDERSTORMS OCCURING OVER EASTERN PIMA...WESTERN COCHISE...AND SANTA CRUZ COUNTIES. RADAR WAS INDICATING STRONG WINDS WITH GUSTS UP TO 50 MPH WITH THE STORMS IN NORTHEAST PIMA COUNTY VAIL AND ALONG INTERSTATE 10. THE DOUGLAS AIRPORT IN SOUTHEAST COCHISE COUNTY REPORTED 50 MPH GUSTS AROUND 330 PM FROM A SMALL THUNDERSTORM. THUS MOTORISTS AND RESIDENTS OF SOUTHEAST ARIZONA SHOULD BE PREPARED FOR STRONG GUSTY WINDS IN THE VICINITY OF THESE THUNDERSTORMS. THESE STORMS :WERE ALSO PRODUCING LOCALLY HEAVY RAIN AND FREQUENT LIGHTNING. BRYANT
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.