Alert archive / Texas / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 512

June 27, 2000Colfax County, Harding County, Union County, New Mexico; Cimarron County, Texas County, Oklahoma; 6 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at Jun 27, 2000, 3:45 PM MDT for Colfax County, Harding County, Union County, New Mexico; Cimarron County, Texas County, Oklahoma; 6 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jun 27, 2000, 3:45 PM MDT (21:45 UTC)
Expired
Jun 27, 2000, 9:00 PM MDT
In force
5 hr
Issued by
the Storm Prediction Center

Counties Colfax County, NM, Harding County, NM, Union County, NM, Cimarron County, OK, Texas County, OK, Dallam County, TX, Hansford County, TX, Hartley County, TX, Hutchinson County, TX, Moore County, TX, Sherman County, TX

The radar

The Amarillo radar (KAMA), 196 km from the middle of the area, began a volume at 21:46 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

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

IssuedProductOfficeCountiesLasted
Jun 27, 3:58 PM MDTSevere Thunderstorm WarningABQColfax62 min
Jun 27, 4:44 PM MDTSevere Thunderstorm WarningABQColfax, Union61 min
Jun 27, 5:35 PM MDTSevere Thunderstorm WarningABQColfax, Union55 min
Jun 27, 7:04 PM MDTSevere Thunderstorm WarningABQUnion26 min
Jun 27, 7:15 PM MDTSevere Thunderstorm WarningAMADallam, Hartley60 min
Jun 27, 7:54 PM MDTSevere Thunderstorm WarningAMACimarron46 min
Jun 27, 8:29 PM MDTSevere Thunderstorm WarningAMADallam31 min

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 9.8 hours before the alert went out and 196 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, Amarillo Airport, TX at 12:00Z on 2000-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 79 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, Amarillo Airport, TX at 12:00Z on 2000-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 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
79 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
606 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
161 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

Severe Thunderstorm Watches in Texas, 2000Severe Thunderstorm Watches in New Mexico, 2000Severe Thunderstorm Watches in Oklahoma, 2000Every severe thunderstorm watch in 2000

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.