Alert archive / Arizona / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 24, NWS Phoenix, AZ

July 27, 1997Yuma County, Arizona

NWS Phoenix, AZ issued this severe thunderstorm warning at Jul 27, 1997, 4:15 PM MST for Yuma County, Arizona. It was in force for 45 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 27, 1997, 4:15 PM MST (23:15 UTC)
Expired
Jul 27, 1997, 5:00 PM MST
In force
45 min
Issued by
NWS Phoenix, AZ
Area
Whole counties

County Yuma County, AZ

The radar

The Yuma radar (KYUX), 77 km from the middle of the area, began a volume at 23:16 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jul 27, 4:15 PM MSTHail 0.75Tacna, AZ

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KPHX 272315 RRA
SVRPHX
AZC027-280000-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PHOENIX AZ
415 PM MST SUN JUL 27 1997

*  SEVERE THUNDERSTORM WARNING FOR
   SOUTH CENTRAL YUMA COUNTY IN SOUTHWESTERN ARIZONA

*  UNTIL 500 PM MST

*  SOME LOCATIONS AFFECTED
   TACNA
   ROLL
   COLFRED
 
*  AT 413 PM MST RADAR INDICATED A SEVERE THUNDERSTORM 6 MILES
   SOUTHEAST OF TACNA. MOVEMENT WAS TO THE NORTHWEST NEAR 20 MPH.

  P STRONG DAMAGING WINDS AND LARGE HAIL ARE LIKELY WITH THIS STORM.

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, Jul 27, 2:44 PM MST, 1 hour 31 minutes before
AZZ020>025-CAZ030>033-280130-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PHOENIX AZ
245 PM MST/PDT SUN JUL 27 1997

...NO SEVERE THUNDERSTORMS ARE EXPECTED IN THE OUTLOOK AREA THIS
AFTERNOON AND TONIGHT...

THE AIR MASS OVER PARTS OF SOUTHWEST AND SOUTH CENTRAL ARIZONA
REMAINS RELATIVELY MOIST AND UNSTABLE. ISOLATED SHOWERS AND
THUNDERSTORMS ARE EXPECTED TO FORM OVER MARICOPA...SOUTHERN
GILA...NORTHWEST PINAL...LA PAZ...AND EASTERN YUMA COUNTIES
THIS AFTERNOON AND THIS EVENING. THE PRIMARY THREAT FROM THE
THUNDERSTORMS WILL BE STRONG...GUSTY WINDS TO NEAR 45 MPH AND
RESTRICTED VISIBILITIES IN DENSE BLOWING DUST.  BRIEF HEAVY RAIN
IS ALSO POSSIBLE WITH THE STRONGER STORMS.

NO SHOWERS OR THUNDERSTORMS WILL BE PRESENT OVER WESTERN YUMA...
IMPERIAL AND EASTERN RIVERSIDE COUNTIES AS THE AIRMASS IS TOO DRY
TO SUPPORT THUNDERSTORM DEVELOPMENT.

....................................................................

THE OUTLOOK AREA INCLUDES THE FOLLOWING COUNTIES...

IN ARIZONA    IN CALIFORNIA

MARICOPA     YUMA    IMPERIAL
SOUTHERN GILA     LA PAZ    CENTRAL/EASTERN RIVERSIDE
NORTHWEST PINAL

Nearby

Severe Thunderstorm Warnings in Arizona, 1997Every severe thunderstorm warning in 1997

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; radar from the NEXRAD Level II archive.