Alert archive / North Dakota / Mesoscale Discussions in 2003

Mesoscale Discussion 1588

July 3, 200317 counties in North Dakota

The Storm Prediction Center issued this mesoscale discussion at Jul 3, 2003, 2:19 AM CDT for 17 counties in North Dakota. It was in force for 86 min.

The area

The outline as issued.

The facts

Issued
Jul 3, 2003, 2:19 AM CDT (07:19 UTC)
Expired
Jul 3, 2003, 3:45 AM CDT
In force
86 min
Issued by
the Storm Prediction Center

Counties Benson County, ND, Bottineau County, ND, Burleigh County, ND, Kidder County, ND, McHenry County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Oliver County, ND, Pierce County, ND, Ramsey County, ND, Rolette County, ND, Sheridan County, ND, Stark County, ND, Towner County, ND, Ward County, ND, Wells County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 7.3 hours before the alert went out and 104 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 2003-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1473 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 2003-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 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
1473 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
1755 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
20 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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
Jul 2, 7:25 PM CDTTornado WatchSPCRichland6 hr
Jul 2, 9:06 PM CDTMesoscale DiscussionSPCRichland84 min
Jul 2, 11:14 PM CDTMesoscale DiscussionSPCRichland61 min
Jul 2, 11:50 PM CDTSevere Thunderstorm WatchSPCAdams, Billings, Bowman, Burleigh, Dunn, Emmons and 12 more4 hr
Jul 3, 3:28 PM CDTMesoscale DiscussionSPCAdams, Billings, Bowman, Grant, Hettinger, Sioux and 2 more3 hr
Jul 3, 4:24 PM CDTMesoscale DiscussionSPCBillings, Burke, Dunn, Golden Valley, Hettinger, McKenzie and 10 more66 min

Nearby

Mesoscale Discussions in North Dakota, 2003Every mesoscale discussion in 2003

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.