Alert archive / Iowa / Tornado Warnings in 2016
Tornado Warning 8, NWS Des Moines, IA
NWS Des Moines, IA issued this tornado warning at Jul 27, 2016, 5:23 PM CDT for Kossuth County, Iowa. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 27, 2016, 5:23 PM CDT (22:23 UTC)
- Expired
- Jul 27, 2016, 6:00 PM CDT
- In force
- 37 min
- Issued by
- NWS Des Moines, IA
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Kossuth County, IA
The radar
The Des Moines radar (KDMX), 157 km from the middle of the area, began a volume at 22:26 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
Minneapolis, MN (KMPX), launched 12:00Z, 10.4 hours before the alert went out and 205 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
- 889 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 1057 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 26 m²/s²
- 0-3 km storm-relative helicity
- 58 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
748
WFUS53 KDMX 272223
TORDMX
IAC109-272300-
/O.NEW.KDMX.TO.W.0008.160727T2223Z-160727T2300Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
523 PM CDT WED JUL 27 2016
THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHWESTERN KOSSUTH COUNTY IN NORTH CENTRAL IOWA...
* UNTIL 600 PM CDT
* AT 523 PM CDT...A THUNDERSTORM CAPABLE OF PRODUCING A TORNADO WAS
LOCATED NEAR ALGONA...MOVING SOUTHEAST AT 15 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS...AND VEHICLES.
* THIS DANGEROUS STORM WILL BE NEAR...
ALGONA AROUND 530 PM CDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
WHITTEMORE...IRVINGTON...ALGONA MUNICIPAL AIRPORT...AA CALL STATE
PARK AND STINSON PRAIRIE STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4318 9428 4305 9408 4291 9429 4305 9444
4307 9444
TIME...MOT...LOC 2223Z 317DEG 13KT 4307 9431
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
LEE2 follow-up statements
474
WWUS53 KDMX 272238
SVSDMX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
538 PM CDT WED JUL 27 2016
IAC109-272300-
/O.CON.KDMX.TO.W.0008.000000T0000Z-160727T2300Z/
KOSSUTH IA-
538 PM CDT WED JUL 27 2016
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR
SOUTHWESTERN KOSSUTH COUNTY...
AT 538 PM CDT...A THUNDERSTORM CAPABLE OF PRODUCING A TORNADO WAS
LOCATED NEAR ALGONA...MOVING SOUTHEAST AT 15 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS...AND VEHICLES.
LOCATIONS IMPACTED INCLUDE...
ALGONA...IRVINGTON...ALGONA MUNICIPAL AIRPORT...AA CALL STATE PARK
AND STINSON PRAIRIE STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4305 9408 4291 9429 4300 9439 4308 9431
4312 9419
TIME...MOT...LOC 2238Z 317DEG 13KT 4303 9426
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
LEE394
WWUS53 KDMX 272259
SVSDMX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
559 PM CDT WED JUL 27 2016
IAC109-272308-
/O.EXP.KDMX.TO.W.0008.000000T0000Z-160727T2300Z/
KOSSUTH IA-
559 PM CDT WED JUL 27 2016
...THE TORNADO WARNING FOR SOUTHWESTERN KOSSUTH COUNTY WILL EXPIRE AT
600 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND HAS EXITED THE WARNED AREA. THEREFORE...THE WARNING WILL
BE ALLOWED TO EXPIRE.
LAT...LON 4305 9408 4291 9429 4300 9439 4308 9431
4312 9419
TIME...MOT...LOC 2258Z 317DEG 13KT 4298 9420
$$
LEEThe office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 9:45 AM CDT | Special Weather Statement | DMX | Crawford | 60 min |
Nearby
Tornado Warnings in Iowa, 2016Every tornado warning in 2016Tornadoes 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.