Alert archive / Missouri / Excessive Heat Warnings in 2011
Excessive Heat Warning 5, NWS Kansas City, MO
NWS Kansas City, MO issued this excessive heat warning at Jul 29, 2011, 4:08 PM CDT for 37 counties in Missouri; 7 counties in Kansas. It took effect at Jul 31, 2011, 12:00 PM CDT. It was in force for 3 days. 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 29, 2011, 4:08 PM CDT (21:08 UTC)
- In effect from
- Jul 31, 2011, 12:00 PM CDT
- Expired
- Aug 3, 2011, 7:00 PM CDT
- In force
- 3 days
- Issued by
- NWS Kansas City, MO
All 44 counties
Atchison County, KS, Doniphan County, KS, Johnson County, KS, Leavenworth County, KS, Linn County, KS, Miami County, KS, Wyandotte County, KS, Adair County, MO, Andrew County, MO, Atchison County, MO, Bates County, MO, Buchanan County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Chariton County, MO, Clay County, MO, Clinton County, MO, Cooper County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Henry County, MO, Holt County, MO, Howard County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Mercer County, MO, Nodaway County, MO, Pettis County, MO, Platte County, MO, Putnam County, MO, Randolph County, MO, Ray County, MO, Saline County, MO, Schuyler County, MO, Sullivan County, MO, Worth County, MO
The radar
The Pleasant Hill radar (KEAX), 84 km from the middle of the area, began a volume at 21:11 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
Topeka, KS (KTOP), launched 12:00Z, 9.1 hours before the alert went out and 154 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.
- Mixed-layer CAPE
- 186 J/kg
- Mixed-layer CIN
- -148 J/kg
- Mixed-layer LCL
- 1088 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -61 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this excessive heat warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Kansas City, MO wrote its last area forecast discussion before this excessive heat warning went out at Jul 29, 12:44 PM CDT, 3 hours 24 minutes earlier.
Area forecast discussion, Jul 29, 12:44 PM CDT, 3 hours 24 minutes before
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Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 28, 7:29 PM CDT | Special Weather Statement | EAX | Cass | 46 min |
| Jul 28, 8:31 PM CDT | Severe Thunderstorm Warning | EAX | Cass | 27 min |
| Jul 29, 12:27 AM CDT | Severe Thunderstorm Warning | EAX | Carroll, Ray | 33 min |
| Jul 29, 1:08 AM CDT | Special Weather Statement | EAX | Daviess | 37 min |
| Jul 29, 1:45 AM CDT | Special Weather Statement | EAX | Linn | 30 min |
| Jul 29, 1:56 AM CDT | Severe Thunderstorm Warning | EAX | Adair, Linn, Macon, Sullivan | 34 min |
| Jul 29, 2:23 AM CDT | Severe Thunderstorm Warning | EAX | Adair, Linn, Macon, Putnam, Sullivan | 43 min |
| Jul 29, 2:44 AM CDT | Severe Thunderstorm Warning | EAX | Adair, Putnam, Schuyler, Sullivan | 41 min |
| Jul 29, 3:24 AM CDT | Excessive Heat Watch | EAX | Adair, Andrew, Atchison, Bates, Buchanan, Caldwell and 31 more | 36 hr |
| Jul 28, 7:56 PM CDT | Severe Thunderstorm Warning | EAX | Johnson, Miami | 34 min |
| Jul 28, 11:35 PM CDT | Special Weather Statement | EAX | Leavenworth | 40 min |
Nearby
Excessive Heat Warnings in Missouri, 2011Excessive Heat Warnings in Kansas, 2011Every excessive heat warning in 2011
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.