Alert archive / Colorado / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 231, NWS Denver/Boulder, CO

July 31, 1996Lincoln County, Colorado

NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jul 31, 1996, 11:44 PM MDT for Lincoln County, Colorado. It was in force for 31 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
Jul 31, 1996, 11:44 PM MDT (05:44 UTC)
Expired
Aug 1, 1996, 12:15 AM MDT
In force
31 min
Issued by
NWS Denver/Boulder, CO
Area
Whole counties

County Lincoln County, CO

The radar

The Pueblo radar (KPUX), 82 km from the middle of the area, began a volume at 05:47 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 00:00Z, 5.7 hours before the alert went out and 101 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 00:00Z on 1996-08-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1235 joules per kilogram.LCLEL10008507005003002001001 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, Denver, CO at 00:00Z on 1996-08-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 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
1235 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
2359 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
264 m²/s²
Significant tornado parameter
0.0
Supercell composite
10.9

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.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 31, 6:39 PM MDTSevere Thunderstorm WarningBOUWeld4 hr
Jul 31, 6:39 PM MDTSevere Thunderstorm WarningBOUWeld51 min
Jul 31, 6:49 PM MDTSevere Thunderstorm WarningBOUElbert, Lincoln41 min
Jul 31, 7:28 PM MDTSevere Thunderstorm WarningBOUWeld47 min
Jul 31, 7:45 PM MDTTornado WarningBOUWeld30 min
Jul 31, 7:51 PM MDTTornado WarningBOUPhillips24 min
Jul 31, 7:57 PM MDTSevere Thunderstorm WarningBOUAdams, Morgan48 min
Jul 31, 8:13 PM MDTTornado WarningBOUWeld32 min
Jul 31, 8:45 PM MDTTornado WarningBOUAdams, Weld30 min
Jul 31, 8:50 PM MDTSevere Thunderstorm WarningBOUMorgan, Washington55 min
Jul 31, 9:16 PM MDTTornado WarningBOUAdams, Arapahoe44 min
Jul 31, 9:58 PM MDTTornado WarningBOUArapahoe, Elbert47 min
Jul 31, 10:18 PM MDTTornado WarningBOULincoln42 min
Jul 31, 10:25 PM MDTSevere Thunderstorm WarningBOUAdams, Weld35 min
Jul 31, 10:54 PM MDTTornado WarningBOULincoln51 min
Aug 1, 2:22 PM MDTSevere Thunderstorm WarningBOULogan9 hr
Aug 1, 2:56 PM MDTSevere Thunderstorm WarningBOULogan, Phillips49 min
Aug 1, 3:47 PM MDTSevere Thunderstorm WarningBOUWashington28 min
Aug 1, 4:13 PM MDTSevere Thunderstorm WarningBOUWashington47 min
Aug 1, 4:22 PM MDTSevere Thunderstorm WarningBOULincoln53 min
Aug 1, 4:39 PM MDTTornado WarningBOUWashington21 min
Aug 1, 5:07 PM MDTTornado WarningBOUWashington38 min
Aug 1, 5:26 PM MDTTornado WarningBOUWashington34 min

Nearby

Severe Thunderstorm Warnings in Colorado, 1996Every 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; radar from the NEXRAD Level II archive.