Alert archive / Colorado / Tornado Warnings in 1996

Tornado Warning 13, NWS Denver/Boulder, CO

May 30, 1996Morgan County, Colorado

NWS Denver/Boulder, CO issued this tornado warning at May 30, 1996, 5:30 PM MDT for Morgan County, Colorado. It was in force for 30 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: May 30, 1996, 5:30 PM MDT (23:30 UTC)
Expired: May 30, 1996, 6:00 PM MDT
In force: 30 min
Issued by: NWS Denver/Boulder, CO
Area: Whole counties

County Morgan County, CO

The radar

The Denver radar (KFTG), 82 km from the middle of the area, began a volume at 23:33 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.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 11.5 hours before the alert went out and 66 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: 104 J/kg
Mixed-layer CIN: -437 J/kg
Mixed-layer LCL: 1441 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 82 m²/s²
0-3 km storm-relative helicity: 47 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 KDEN 302331
TORDEN
COC087-310000-

BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
530 PM MDT THU MAY 30 1996

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A TORNADO
WARNING EFFECTIVE UNTIL 600 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTIES

IN NORTHEASTERN COLORADO
     MORGAN

INCLUDING THE FOLLOWING LOCATIONS
     ANTELOPE SPRINGS...BRUSH...FORT MORGAN...HILLROSE...LOG
     LANE VILLAGE AND SNYDER

AT 526 PM MDT WEATHER SERVICE DOPPLER RADAR INDICATED A 
THUNDERSTORM WITH A POSSIBLE TORNADO 8 MILES SOUTH OF ANTELOPE
SPRINGS ...OR ABOUT 35 MILES SOUTHWEST OF STERLING.

SPOTTERS CONTINUE TO REPORT TORNADIC ACTIVITY WITH THIS LINE OF
THUNDERSTORMS THAT EXTEND FROM 10 MILES NORTH OF FORT MORGAN ALONG THE
WELD-MORGAN COUNTY LINE TO 10 MILES SOUTH OF FORT MORGAN.

THE LINE OF THUNDERSTORMS WAS SLOWLY MOVING EAST AT 10 MPH.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT.  GET
UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE.  IF NO
BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET.  USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY
FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER.  IF NO SHELTER IS AVAILABLE...LIE FLAT IN
THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH
YOUR HANDS.

TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.

KLEYLA

LAT...LON 4020 10347 4018 10386 4051 10385 4051 10351

The office that day

Everything else NWS Denver/Boulder, CO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 29, 6:21 PM MDT	Severe Thunderstorm Warning	BOU	Weld	24 min
May 29, 6:30 PM MDT	Severe Thunderstorm Warning	BOU	Boulder, Larimer	30 min
May 29, 7:00 PM MDT	Severe Thunderstorm Warning	BOU	Boulder, Larimer, Weld	30 min
May 30, 3:54 PM MDT	Severe Thunderstorm Warning	BOU	Logan, Morgan, Weld	51 min
May 30, 4:09 PM MDT	Tornado Warning	BOU	Washington	36 min
May 30, 4:36 PM MDT	Tornado Warning	BOU	Morgan, Weld	24 min
May 30, 4:40 PM MDT	Tornado Warning	BOU	Washington	35 min
May 30, 4:51 PM MDT	Severe Thunderstorm Warning	BOU	Elbert, Lincoln	54 min
May 30, 4:52 PM MDT	Tornado Warning	BOU	Logan, Morgan, Weld	38 min
May 30, 5:11 PM MDT	Tornado Warning	BOU	Washington	34 min
May 30, 5:41 PM MDT	Tornado Warning	BOU	Washington	34 min
May 30, 5:43 PM MDT	Severe Thunderstorm Warning	BOU	Lincoln	62 min
May 30, 5:46 PM MDT	Severe Thunderstorm Warning	BOU	Phillips	44 min

Nearby

Tornado Warnings in Colorado, 1996 Every tornado warning in 1996 Tornadoes 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; radar from the NEXRAD Level II archive.