Alert archive / North Dakota / Mesoscale Discussions in 2006

Mesoscale Discussion 949

May 23, 2006Cavalier County, Ramsey County, Towner County, North Dakota

The Storm Prediction Center issued this mesoscale discussion at May 23, 2006, 5:51 AM CDT for Cavalier County, Ramsey County, Towner County, North Dakota. It was in force for 84 min.

The area

The outline as issued.

The facts

Issued
May 23, 2006, 5:51 AM CDT (10:51 UTC)
Expired
May 23, 2006, 7:15 AM CDT
In force
84 min
Issued by
the Storm Prediction Center

Counties Cavalier County, ND, Ramsey County, ND, Towner County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 10.9 hours before the alert went out and 254 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, Bismarck Municip, ND at 00:00Z on 2006-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 122 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, Bismarck Municip, ND at 00:00Z on 2006-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 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
122 J/kg
Mixed-layer CIN
-420 J/kg
Mixed-layer LCL
2220 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
274 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.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 23, 2:25 PM CDTMesoscale DiscussionSPCBarnes, Benson, Billings, Bottineau, Burke, Burleigh and 39 more2 hr
May 23, 3:58 PM CDTSevere Thunderstorm WatchSPCBillings, Burke, Divide, Dunn, Golden Valley, McKenzie and 3 more6 hr
May 23, 5:01 PM CDTMesoscale DiscussionSPCCass, Ransom, Richland, Traill119 min
May 23, 6:25 PM CDTMesoscale DiscussionSPCBillings, Burke, Divide, Dunn, Golden Valley, McKenzie and 3 more2 hr
May 23, 6:40 PM CDTSevere Thunderstorm WatchSPCCass, Ransom, Richland, Sargent6 hr

Nearby

Mesoscale Discussions in North Dakota, 2006Every mesoscale discussion in 2006

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.