Alert archive / Iowa / Tornado Warnings in 2014
Tornado Warning 46, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this tornado warning at Jun 19, 2014, 1:28 PM CDT for Clay County, Dickinson County, Iowa. It was in force for 32 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 19, 2014, 1:28 PM CDT (18:28 UTC)
- Expired
- Jun 19, 2014, 2:00 PM CDT
- In force
- 32 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Clay County, IA, Dickinson County, IA
The radar
The Sioux Falls radar (KFSD), 139 km from the middle of the area, began a volume at 18:30 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 19, 1:31 PM CDT | TSTM WND GST 50 | 5 W Terril, IA |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Omaha, NE (KOAX), launched 12:00Z, 6.5 hours before the alert went out and 249 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
- 201 J/kg
- Mixed-layer CIN
- -159 J/kg
- Mixed-layer LCL
- 832 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- -82 m²/s²
- 0-3 km storm-relative helicity
- -80 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -2.0
The text
As transmitted, in the capitals the NWS used until 2016.
344
WFUS53 KFSD 191828
TORFSD
IAC041-059-191900-
/O.NEW.KFSD.TO.W.0046.140619T1828Z-140619T1900Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
128 PM CDT THU JUN 19 2014
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* TORNADO WARNING FOR...
NORTH CENTRAL CLAY COUNTY IN NORTHWEST IOWA...
SOUTHEASTERN DICKINSON COUNTY IN NORTHWEST IOWA...
* UNTIL 200 PM CDT
* AT 126 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED 5 MILES EAST OF FOSTORIA...AND MOVING NORTH AT
25 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
* THIS DANGEROUS STORM WILL BE NEAR...
TERRIL AROUND 135 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4343 9508 4340 9491 4319 9503 4322 9513
TIME...MOT...LOC 1828Z 196DEG 22KT 4327 9505
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
WILLIAMS2 follow-up statements
336
WWUS53 KFSD 191844
SVSFSD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
144 PM CDT THU JUN 19 2014
IAC041-191854-
/O.CAN.KFSD.TO.W.0046.000000T0000Z-140619T1900Z/
CLAY IA-
144 PM CDT THU JUN 19 2014
...THE TORNADO WARNING FOR NORTH CENTRAL CLAY COUNTY IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4340 9491 4325 9499 4328 9511 4343 9507
4341 9496
TIME...MOT...LOC 1844Z 196DEG 22KT 4336 9501
$$
IAC059-191900-
/O.CON.KFSD.TO.W.0046.000000T0000Z-140619T1900Z/
DICKINSON IA-
144 PM CDT THU JUN 19 2014
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN DICKINSON
COUNTY UNTIL 200 PM CDT...
AT 142 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR TERRIL...AND MOVING NORTH AT 25 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF SOUTHEASTERN
DICKINSON COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4340 9491 4325 9499 4328 9511 4343 9507
4341 9496
TIME...MOT...LOC 1844Z 196DEG 22KT 4336 9501
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
WILLIAMS199
WWUS53 KFSD 191853
SVSFSD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
153 PM CDT THU JUN 19 2014
IAC059-191903-
/O.EXP.KFSD.TO.W.0046.000000T0000Z-140619T1900Z/
DICKINSON IA-
153 PM CDT THU JUN 19 2014
...THE TORNADO WARNING FOR SOUTHEASTERN DICKINSON COUNTY WILL EXPIRE
AT 200 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
HOWEVER...HEAVY RAIN IS STILL POSSIBLE WITH THIS THUNDERSTORM.
LAT...LON 4340 9491 4325 9499 4328 9511 4343 9507
4341 9496
TIME...MOT...LOC 1853Z 196DEG 22KT 4341 9499
$$
WILLIAMSThe office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 9:49 AM CDT | River Flood Warning | FSD | Clay, Dickinson | 6 days |
Nearby
Tornado Warnings in Iowa, 2014Every tornado warning in 2014Tornadoes in 2014
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.