Alert archive / Missouri / Mesoscale Discussions in 2007

Mesoscale Discussion 1972

September 16, 200728 counties in Kansas; 32 counties in Missouri; 10 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at Sep 16, 2007, 12:47 PM CDT for 28 counties in Kansas; 32 counties in Missouri; 10 counties in Nebraska. It was in force for 88 min.

The area

The outline as issued.

The facts

Issued
Sep 16, 2007, 12:47 PM CDT (17:47 UTC)
Expired
Sep 16, 2007, 2:15 PM CDT
In force
88 min
Issued by
the Storm Prediction Center
All 70 counties

Anderson County, KS, Atchison County, KS, Bourbon County, KS, Brown County, KS, Clay County, KS, Cloud County, KS, Crawford County, KS, Doniphan County, KS, Douglas County, KS, Franklin County, KS, Jackson County, KS, Jefferson County, KS, Jewell County, KS, Johnson County, KS, Leavenworth County, KS, Linn County, KS, Marshall County, KS, Miami County, KS, Mitchell County, KS, Nemaha County, KS, Osage County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS, Washington County, KS, Wyandotte County, KS, Andrew County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Buchanan County, MO, Caldwell County, MO, Camden County, MO, Cass County, MO, Cedar County, MO, Clay County, MO, Clinton County, MO, Dade County, MO, Dallas County, MO, DeKalb County, MO, Greene County, MO, Henry County, MO, Hickory County, MO, Holt County, MO, Jackson County, MO, Jasper County, MO, Johnson County, MO, Laclede County, MO, Lafayette County, MO, Lawrence County, MO, Morgan County, MO, Pettis County, MO, Platte County, MO, Polk County, MO, Ray County, MO, St. Clair County, MO, Vernon County, MO, Webster County, MO, Fillmore County, NE, Gage County, NE, Jefferson County, NE, Johnson County, NE, Nemaha County, NE, Nuckolls County, NE, Pawnee County, NE, Richardson County, NE, Saline County, NE, Thayer County, NE

The radar

The Topeka radar (KTWX), 63 km from the middle of the area, began a volume at 17:50 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

Springfield, MO (KSGF), launched 12:00Z, 5.8 hours before the alert went out and 268 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, Springfield, MO at 12:00Z on 2007-09-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Springfield, MO at 12:00Z on 2007-09-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
781 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 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
Sep 16, 5:42 PM CDTMesoscale DiscussionSPCCheyenne, Sherman, Wallace93 min

Nearby

Mesoscale Discussions in Missouri, 2007Mesoscale Discussions in Kansas, 2007Mesoscale Discussions in Nebraska, 2007Every mesoscale discussion in 2007

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.