Alert archive / Arizona / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 2, NWS Flagstaff, AZ

July 14, 1986Yavapai County, Arizona

NWS Flagstaff, AZ issued this severe thunderstorm warning at Jul 14, 1986, 6:15 PM MST for Yavapai County, Arizona. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Jul 14, 1986, 6:15 PM MST (01:15 UTC)
Expired
Jul 14, 1986, 7:00 PM MST
In force
45 min
Issued by
NWS Flagstaff, AZ
Area
Whole counties

County Yavapai County, AZ

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Winslow (Autob), AZ (KINW), launched 00:00Z, 1.3 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.

Skew-T log-pSkew-T log-p diagram, Winslow (Autob), AZ at 00:00Z on 1986-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Winslow (Autob), AZ at 00:00Z on 1986-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 76 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3088 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
76 m²/s²
0-3 km storm-relative helicity
101 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KPHX 150117 COR
SVRPHX
AZC025-122340-

BULLETIN...EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PHOENIX AZ
615 PM MST MON JUL 14 1986

THE NATIONAL WEATHER SERVICE OFFICE IN PHOENIX HAS ISSUED A SEVERE
THUNDERSTORM WARNING UNTIL 700 PM MST FOR PEOPLE IN THE FOLLOWING
COUNTY OF

CENTRAL ARIZONA..YAVAPAI

AT 615 PM RADAR AT PHOENIX AND SATELLITE PHOTOS SPOTTED AN INTENSE
THUNDERSTORM ABOUT 5 TO 10 MILES EAST OF PRESCOTT.. MOVING TOWARD THE
WEST AND NORTHWEST. THIS THUNDERSTORM MAY PRODUCE DAMAGING WINDS AS
WELL AS LARGE HAIL AND VERY HEAVY RAIN. FLASH FLOODING IS ALSO A
POSSIBILITY.

IF THREATENING WEATHER APPROACHES YOU SHOULD GO TO A SAFE PLACE
IMMEDIATELY. ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR
SEVERE WEATHER REPORT TO THE NEAREST NATIONAL WEATHER SERVICE OFFICE.

TENHARKEL 150115Z

Nearby

Severe Thunderstorm Warnings in Arizona, 1986Every severe thunderstorm warning in 1986

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.