Alert archive / Utah / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 1, NWS Salt Lake City, UT

January 17, 1996Kane County, Washington County, Utah

NWS Salt Lake City, UT issued this severe thunderstorm warning at Jan 17, 1996, 12:15 AM MST for Kane County, Washington County, Utah. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jan 17, 1996, 12:15 AM MST (07:15 UTC)
Expired: Jan 17, 1996, 1:00 AM MST
In force: 45 min
Issued by: NWS Salt Lake City, UT
Area: Whole counties

Counties Kane County, UT, Washington County, UT

The nearest sounding before it

Flgstf/Belemont, AZ (KFGZ), launched 00:00Z, 7.3 hours before the alert went out and 242 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1709 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 224 m²/s²
0-3 km storm-relative helicity: 396 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Jan 16, 7:10 PM MST, 5 hours 5 minutes before

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Special weather statement, Jan 16, 11:28 PM MST, 47 minutes before

UTZ006-009-011-170800-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1125 PM MST TUE JAN 16 1996

               ...THUNDERSTORMS OVER SOUTHWEST UTAH...

THUNDERSTORMS HAVE DEVELOPED RAPIDLY OVER SOUTHWEST UTAH LATE THIS
EVENING.  LIGHTNING DETECTION AT 1115 PM SHOWS MOST OF THE
THUNDERSTORMS OVER IRON AND NORTHERN WASHINGTON COUNTIES.  MOVEMENT
WAS TO THE EAST AT 25-30 MPH.

THESE STORMS CAN AND HAVE PRODUCED BRIEF HEAdVY RAIN OR SNOW...SMALL
HAIL... FREQUENT LIGHTNING AND GUSTY SURFACE WINDS.  JUST BECAUSE
IT'S WINTER DOESN'T MEAN THESE STORMS CAN'T BE DANGEROUS.  SEEK
SHELTER INDOORS IF THUNDERSTORMS MOVE INTO YOUR AREA.

MCC...0625Z

The office that day

Everything else NWS Salt Lake City, UT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 17, 1:28 AM MST	Severe Thunderstorm Warning	SLC	Kane, Washington	92 min

Nearby

Severe Thunderstorm Warnings in Utah, 1996 Every severe thunderstorm warning in 1996

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.