Alert archive / Arizona / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 49, NWS Phoenix, AZ
NWS Phoenix, AZ issued this severe thunderstorm warning at Aug 26, 1994, 7:31 PM MST for Yavapai County, Arizona. It was in force for 64 min.
The area
The counties it named.
The facts
- Issued
- Aug 26, 1994, 7:31 PM MST (02:31 UTC)
- Expired
- Aug 26, 1994, 8:35 PM MST
- In force
- 64 min
- Issued by
- NWS Phoenix, AZ
- Area
- Whole counties
County Yavapai County, AZ
The nearest sounding before it
Winslow (Autob), AZ (KINW), launched 00:00Z, 2.5 hours before the alert went out and 176 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3822 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- -6 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 KPHX 270235 RRA SVRPHX AZC013-025-013-270335- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PHOENIX AZ 731 PM MST FRI AUG 26 1994 THE NATIONAL WEATHER SERVICE IN PHOENIX AZ HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 835 PM MST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL ARIZONA ...EXTREME NORTHERN MARICOPA COUNTY INCLUDING LAKE PLEASANT... AT 730 PM MST PHOENIX DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WAS ORGANIZING NEAR THE LAKE PLEASANT AREA, BETWEEN THE LAKE AND I-17. THIS STORM WAS MOVING TOWARD THE SOUTHWEST AT 10-15 MPH. BOATERS ARE URGED TO BE PREPARED FOR STRONG AND GUSTY WINDS OVER OPEN WATER, AND SEEK SAFE HARBOR IF CONDITIONS BECOME SEVERE. SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 57 MPH, DESTRUCTIVE HAIL, DEADLY LIGHTNING, AND VERY HEAVY RAIN. SURVICK
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
Local storm report, Aug 26, 5:32 PM MST, 1 hour 59 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PHOENIX AZ
530 PM MST FRI AUG 26 1994
1705 MST...10 POWER LINES BLOWN DOWN... 2 POWER POLES BLOWN DOWN...
2 LRG TREES BLOWN OVER... 1 SERIOUS CAR ACCIDENT ALL DUE
TO SEVERE TSTM WNDS.
END
VASQUEZLocal storm report, Aug 26, 5:36 PM MST, 1 hour 55 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PHOENIX AZ
530 PM MST FRI AUG 26 1994
1705 MST...10 POWER LINES BLOWN DOWN... 2 POWER POLES BLOWN DOWN...
2 LRG TREES BLOWN OVER... 1 SERIOUS CAR ACCIDENT ALL DUE
TO SEVERE TSTM WNDS IN SAFFORD AND VICINITY IN CNTRL
GRAHAM CTY
END
VASQUEZLocal storm report, Aug 26, 6:00 PM MST, 1 hour 31 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PHOENIX AZ
600 PM MST FRI AUG 26 1994
1745 MST...ROOF BLOWN OFF A BUILDING IN THE TOWN OF FORT THOMAS IN
CENTRAL GRAHAM COUNTY.
END
VASQUEZLocal storm report, Aug 26, 6:12 PM MST, 1 hour 19 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PHOENIX AZ
600 PM MST FRI AUG 26 1994
1745 MST...ROOF BLOWN OFF A BUILDING IN THE TOWN OF FORT THOMAS IN
CENTRAL GRAHAM COUNTY.
END
VASQUEZSpecial weather statement, Aug 26, 7:15 PM MST, 16 minutes before
AZZ004-008-270300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 715 PM MST FRI AUG 26 1994 ...STRONG THUNDERSTORM BETWEEN LAKE PLEASANT AND I-17... AT 710 PM, PHOENIX DOPPLER RADAR DETECTED A STRONG THUNDERSTORM ALONG I- 17 NEAR THE MARICOPA-YAVAPAI COUNTY LINE. THIS STORM IS MOVING TO THE SOUTH AT 10 MILES PER HOUR. AS THIS STORM PASSED OVER BLACK CANYON CITY, A SPOTTER REPORTED VERY HEAVY RAINFALL AND WINDS GUSTING IN EXCESS OF 40 MILES PER HOUR. PEOPLE IN THE LAKE PLEASANT AREA AND MOTORISTS TRAVELING ON I-17 IN NORTHERN MARICOPA COUNTY BETWEEN MILEPOSTS 225 AND 242 SHOULD EXPECT BRIEF, HEAVY RAIN AND WINDS GUSTING TO AS HIGH AS 50 MILES PER HOUR BETWEEN 715 AND 745 PM. GREEN
Special weather statement, Aug 26, 7:18 PM MST, 13 minutes before
AZZ004-008-270300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 715 PM MST FRI AUG 26 1994 ...STRONG THUNDERSTORM BETWEEN LAKE PLEASANT AND I-17... AT 710 PM, PHOENIX DOPPLER RADAR DETECTED A STRONG THUNDERSTORM ALONG I- 17 NEAR THE MARICOPA-YAVAPAI COUNTY LINE. THIS STORM IS MOVING TO THE SOUTH AT 10 MILES PER HOUR. AS THIS STORM PASSED OVER BLACK CANYON CITY, A SPOTTER REPORTED VERY HEAVY RAINFALL AND WINDS GUSTING IN EXCESS OF 40 MILES PER HOUR. PEOPLE IN THE LAKE PLEASANT AREA AND MOTORISTS TRAVELING ON I-17 IN NORTHERN MARICOPA COUNTY BETWEEN MILEPOSTS 225 AND 242 SHOULD EXPECT BRIEF, HEAVY RAIN AND WINDS GUSTING TO AS HIGH AS 50 MILES PER HOUR BETWEEN 715 AND 7p45 PM. GREEN
The office that day
Everything else NWS Phoenix, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 26, 7:31 PM MST | Severe Thunderstorm Warning | PSR | Maricopa | 64 min |
| Aug 26, 9:35 PM MST | Severe Thunderstorm Warning | PSR | Pinal | 40 min |
| Aug 26, 9:57 PM MST | Severe Thunderstorm Warning | PSR | Maricopa | 58 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.