Alert archive / Missouri / Tornado Watches in 2016
Tornado Watch 51
The Storm Prediction Center issued this tornado watch at Mar 23, 2016, 3:03 PM CDT for 4 states. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 23, 2016, 3:03 PM CDT (20:03 UTC)
- Expired
- Mar 23, 2016, 10:00 PM CDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2 in
- Strongest gust expected
- 60 kt
All 40 counties
Adams County, IA, Clarke County, IA, Decatur County, IA, Fremont County, IA, Lucas County, IA, Mills County, IA, Montgomery County, IA, Page County, IA, Ringgold County, IA, Taylor County, IA, Union County, IA, Wayne County, IA, Doniphan County, KS, Andrew County, MO, Atchison County, MO, Buchanan County, MO, Caldwell County, MO, Clinton County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Holt County, MO, Linn County, MO, Livingston County, MO, Mercer County, MO, Nodaway County, MO, Putnam County, MO, Sullivan County, MO, Worth County, MO, Cass County, NE, Gage County, NE, Johnson County, NE, Lancaster County, NE, Nemaha County, NE, Otoe County, NE, Pawnee County, NE, Richardson County, NE, Saline County, NE
The radar
The Omaha radar (KOAX), 146 km from the middle of the area, began a volume at 20:06 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.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 40%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 20%
- One or more gusts of 65 knots or more
- 10%
- Ten or more severe hail reports
- 40%
- One or more hailstones of 2 inches or more
- 30%
- Six or more combined severe hail and wind reports
- 60%
Warnings issued inside it
8 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 6:13 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 32 min |
| Mar 23, 6:29 PM CDT | Severe Thunderstorm Warning | EAX | Holt, Nodaway, Worth | 31 min |
| Mar 23, 6:36 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Taylor | 39 min |
| Mar 23, 6:51 PM CDT | Severe Thunderstorm Warning | EAX | Buchanan, Clay, Clinton, Platte | 24 min |
| Mar 23, 7:13 PM CDT | Severe Thunderstorm Warning | EAX | Clay, Clinton | 32 min |
| Mar 23, 8:02 PM CDT | Severe Thunderstorm Warning | EAX | Caldwell, Daviess, Grundy, Harrison, Livingston, Mercer | 43 min |
| Mar 23, 8:52 PM CDT | Severe Thunderstorm Warning | EAX | Adair, Grundy, Linn, Livingston, Putnam, Schuyler and 1 more | 38 min |
| Mar 23, 9:03 PM CDT | Severe Thunderstorm Warning | EAX | Carroll, Chariton, Linn, Livingston | 27 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Topeka, KS (KFOE), launched 12:00Z, 8.1 hours before the alert went out and 140 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
- 23 J/kg
- Mixed-layer CIN
- -826 J/kg
- Mixed-layer LCL
- 894 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 562 m²/s²
- 0-3 km storm-relative helicity
- 648 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
002
WWUS20 KWNS 232000
SEL1
SPC WW 232000
IAZ000-KSZ000-MOZ000-NEZ000-240300-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 51
NWS STORM PREDICTION CENTER NORMAN OK
300 PM CDT WED MAR 23 2016
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* TORNADO WATCH FOR PORTIONS OF
SOUTHERN IOWA
EXTREME NORTHEAST KANSAS
NORTHERN MISSOURI
SOUTHEAST NEBRASKA
* EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 300 PM
UNTIL 1000 PM CDT.
* PRIMARY THREATS INCLUDE...
A COUPLE TORNADOES POSSIBLE
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2
INCHES IN DIAMETER POSSIBLE
ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
SUMMARY...A CLUSTER OF THUNDERSTORMS SHOULD DEVELOP BETWEEN 4-7 PM
CDT ALONG A STALLED FRONT. A COUPLE EMBEDDED SUPERCELLS SHOULD
DEVELOP WITH ALL SEVERE HAZARDS POSSIBLE.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE
MILES EITHER SIDE OF A LINE FROM 20 MILES SOUTHWEST OF LINCOLN
NEBRASKA TO 45 MILES EAST NORTHEAST OF CHILLICOTHE MISSOURI. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU1).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.
&&
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 25040.
...GRAMSSPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 1:07 PM CDT | Mesoscale Discussion | SPC | Adams, Decatur, Fremont, Mills, Montgomery, Page and 3 more | 2 hr |
| Mar 23, 6:17 PM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Bourbon, Cherokee, Crawford, Franklin and 6 more | 2 hr |
| Mar 23, 12:08 PM CDT | Mesoscale Discussion | SPC | Arthur, Blaine, Boyd, Brown, Chase, Cheyenne and 19 more | 6 hr |
Nearby
Tornado Watches in Missouri, 2016Tornado Watches in Iowa, 2016Tornado Watches in Nebraska, 2016Every tornado watch in 2016
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.