Alert archive / Colorado / Tornado Watches in 1997

Tornado Watch 379

June 2, 199719 counties in Colorado

The Storm Prediction Center issued this tornado watch at Jun 2, 1997, 2:00 PM MDT for 19 counties in Colorado. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 2, 1997, 2:00 PM MDT (20:00 UTC)
Expired
Jun 2, 1997, 8:00 PM MDT
In force
6 hr
Issued by
the Storm Prediction Center

Counties Adams County, CO, Arapahoe County, CO, Broomfield County, CO, Cheyenne County, CO, Denver County, CO, Douglas County, CO, El Paso County, CO, Elbert County, CO, Jefferson County, CO, Kit Carson County, CO, Lincoln County, CO, Logan County, CO, Morgan County, CO, Phillips County, CO, Sedgwick County, CO, Teller County, CO, Washington County, CO, Weld County, CO, Yuma County, CO

The radar

The Denver radar (KFTG), 109 km from the middle of the area, began a volume at 20:03 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.

Warnings issued inside it

8 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 2, 3:30 PM MDTSevere Thunderstorm WarningBOUWeld45 min
Jun 2, 3:56 PM MDTTornado WarningBOUWeld34 min
Jun 2, 4:35 PM MDTSevere Thunderstorm WarningBOUWeld40 min
Jun 2, 4:55 PM MDTTornado WarningBOUWeld35 min
Jun 2, 5:18 PM MDTSevere Thunderstorm WarningBOUMorgan, Weld42 min
Jun 2, 6:02 PM MDTSevere Thunderstorm WarningBOUMorgan43 min
Jun 2, 6:38 PM MDTTornado WarningBOUMorgan37 min
Jun 2, 7:13 PM MDTTornado WarningBOUMorgan32 min

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 8.0 hours before the alert went out and 31 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, Denver, CO at 12:00Z on 1997-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 99 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 1997-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 square meters per square second.193958Sfc1 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
99 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
562 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
76 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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.

Nearby

Tornado Watches in Colorado, 1997Every tornado watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.