Alert archive / Missouri / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 731

September 11, 200014 counties in Iowa; 14 counties in Kansas; 31 counties in Missouri

The Storm Prediction Center issued this severe thunderstorm watch at Sep 11, 2000, 4:45 PM CDT for 14 counties in Iowa; 14 counties in Kansas; 31 counties in Missouri. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Sep 11, 2000, 4:45 PM CDT (21:45 UTC)
Expired
Sep 11, 2000, 10:00 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 59 counties

Appanoose County, IA, Clarke County, IA, Davis County, IA, Decatur County, IA, Henry County, IA, Jefferson County, IA, Louisa County, IA, Lucas County, IA, Monroe County, IA, Ringgold County, IA, Union County, IA, Van Buren County, IA, Wapello County, IA, Wayne County, IA, Atchison County, KS, Doniphan County, KS, Douglas County, KS, Franklin County, KS, Jackson County, KS, Jefferson County, KS, Johnson County, KS, Leavenworth County, KS, Lyon County, KS, Miami County, KS, Osage County, KS, Shawnee County, KS, Wabaunsee County, KS, Wyandotte County, KS, Adair County, MO, Andrew County, MO, Buchanan County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Chariton County, MO, Clay County, MO, Clinton County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Jackson County, MO, Johnson County, MO, Knox County, MO, Lafayette County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Mercer County, MO, Nodaway County, MO, Platte County, MO, Putnam County, MO, Ray County, MO, Saline County, MO, Schuyler County, MO, Scotland County, MO, Sullivan County, MO, Worth County, MO

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Sep 11, 5:29 PM CDTSevere Thunderstorm WarningEAXAndrew61 min
Sep 11, 5:36 PM CDTSevere Thunderstorm WarningEAXMercer39 min
Sep 11, 5:45 PM CDTSevere Thunderstorm WarningEAXDaviess45 min
Sep 11, 5:49 PM CDTSevere Thunderstorm WarningEAXCaldwell56 min
Sep 11, 5:51 PM CDTSevere Thunderstorm WarningTOPJefferson29 min
Sep 11, 5:54 PM CDTSevere Thunderstorm WarningEAXBuchanan51 min
Sep 11, 6:02 PM CDTSevere Thunderstorm WarningEAXPutnam, Sullivan58 min
Sep 11, 6:14 PM CDTSevere Thunderstorm WarningEAXMercer31 min
Sep 11, 6:15 PM CDTSevere Thunderstorm WarningTOPJefferson30 min
Sep 11, 6:25 PM CDTSevere Thunderstorm WarningEAXClinton, DeKalb65 min
Sep 11, 6:27 PM CDTSevere Thunderstorm WarningEAXDaviess63 min
Sep 11, 6:29 PM CDTSevere Thunderstorm WarningEAXLeavenworth61 min
Sep 11, 6:30 PM CDTSevere Thunderstorm WarningTOPDouglas30 min
Sep 11, 6:34 PM CDTSevere Thunderstorm WarningEAXGrundy, Livingston71 min
Sep 11, 6:40 PM CDTSevere Thunderstorm WarningEAXBuchanan65 min
Sep 11, 6:44 PM CDTSevere Thunderstorm WarningTOPJefferson16 min
Sep 11, 6:45 PM CDTSevere Thunderstorm WarningTOPLyon45 min
Sep 11, 6:45 PM CDTSevere Thunderstorm WarningEAXCaldwell60 min
Sep 11, 6:46 PM CDTSevere Thunderstorm WarningEAXClay, Platte74 min
Sep 11, 6:56 PM CDTSevere Thunderstorm WarningEAXPutnam, Sullivan79 min
Sep 11, 6:56 PM CDTSevere Thunderstorm WarningEAXSchuyler79 min
Sep 11, 6:59 PM CDTSevere Thunderstorm WarningTOPDouglas, Franklin31 min
Sep 11, 7:02 PM CDTSevere Thunderstorm WarningEAXLinn73 min
Sep 11, 7:04 PM CDTSevere Thunderstorm WarningEAXJohnson71 min
Sep 11, 7:09 PM CDTSevere Thunderstorm WarningEAXAdair81 min
Sep 11, 7:17 PM CDTSevere Thunderstorm WarningEAXRay73 min
Sep 11, 7:20 PM CDTSevere Thunderstorm WarningEAXCarroll70 min
Sep 11, 7:29 PM CDTSevere Thunderstorm WarningTOPDouglas, Franklin31 min
Sep 11, 7:30 PM CDTSevere Thunderstorm WarningTOPLyon30 min
Sep 11, 7:31 PM CDTSevere Thunderstorm WarningEAXMacon74 min
Sep 11, 7:39 PM CDTSevere Thunderstorm WarningTOPDouglas, Osage36 min
Sep 11, 7:40 PM CDTSevere Thunderstorm WarningEAXChariton80 min
Sep 11, 7:41 PM CDTSevere Thunderstorm WarningEAXJohnson, Wyandotte79 min
Sep 11, 7:45 PM CDTSevere Thunderstorm WarningEAXLivingston30 min
Sep 11, 7:50 PM CDTSevere Thunderstorm WarningTOPLyon45 min
Sep 11, 7:51 PM CDTSevere Thunderstorm WarningTOPOsage39 min
Sep 11, 7:53 PM CDTSevere Thunderstorm WarningLSXKnox52 min
Sep 11, 7:55 PM CDTSevere Thunderstorm WarningEAXMiami65 min
Sep 11, 8:00 PM CDTSevere Thunderstorm WarningTOPDouglas, Franklin15 min
Sep 11, 8:00 PM CDTSevere Thunderstorm WarningEAXLafayette75 min
Sep 11, 8:13 PM CDTSevere Thunderstorm WarningEAXJohnson47 min
Sep 11, 8:15 PM CDTSevere Thunderstorm WarningTOPDouglas, Franklin45 min
Sep 11, 8:31 PM CDTSevere Thunderstorm WarningTOPCoffey, Lyon29 min
Sep 11, 8:44 PM CDTSevere Thunderstorm WarningTOPCoffey, Osage36 min
Sep 11, 8:48 PM CDTSevere Thunderstorm WarningEAXCass57 min
Sep 11, 8:58 PM CDTSevere Thunderstorm WarningTOPAnderson, Franklin32 min
Sep 11, 9:33 PM CDTSevere Thunderstorm WarningEAXJohnson27 min
Sep 11, 9:55 PM CDTSevere Thunderstorm WarningEAXHenry, Johnson50 min

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 9.8 hours before the alert went out and 123 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, Topeka, KS at 12:00Z on 2000-09-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1769 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, Topeka, KS at 12:00Z on 2000-09-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 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
1769 J/kg
Mixed-layer CIN
-404 J/kg
Mixed-layer LCL
1584 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
145 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 10, 8:15 PM CDTSevere Thunderstorm WatchSPCAllamakee, Bremer, Butler, Cerro Gordo, Chickasaw, Clayton and 9 more6 hr
Sep 11, 1:15 PM CDTTornado WatchSPCBenton, Black Hawk, Bremer, Buchanan, Butler, Cedar and 21 more6 hr
Sep 11, 3:30 PM CDTTornado WatchSPCAllamakee, Howard, Mitchell, Winneshiek5 hr

Nearby

Severe Thunderstorm Watches in Missouri, 2000Severe Thunderstorm Watches in Iowa, 2000Severe Thunderstorm Watches in Kansas, 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.