Alert archive / Iowa / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 2, NWS Des Moines, IA
NWS Des Moines, IA issued this severe thunderstorm warning at Mar 30, 2016, 6:58 PM CDT for 4 counties in Iowa. It was in force for 32 min. 2 reports 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
- Mar 30, 2016, 6:58 PM CDT (23:58 UTC)
- Expired
- Mar 30, 2016, 7:30 PM CDT
- In force
- 32 min
- Issued by
- NWS Des Moines, IA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Boone County, IA, Dallas County, IA, Greene County, IA, Guthrie County, IA
The radar
The Des Moines radar (KDMX), 46 km from the middle of the area, began a volume at 00:02 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 |
|---|---|---|---|
| Mar 30, 7:03 PM CDT | HAIL 1 | 2 Ssw Yale, IA | EMERGENCY MANAGER REPORTED QUARTER SIZED HAIL. |
| Mar 30, 7:04 PM CDT | HAIL 1 | Yale, IA | PUBLIC REPORTED QUARTER SIZED HAIL IN YALE, RELAYED VIA EMERGENCY MANAGER. |
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, 12.0 hours before the alert went out and 181 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1234 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 501 m²/s²
- 0-3 km storm-relative helicity
- 576 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
340 WUUS53 KDMX 302358 SVRDMX IAC015-049-073-077-310030- /O.NEW.KDMX.SV.W.0002.160330T2358Z-160331T0030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE DES MOINES IA 658 PM CDT WED MAR 30 2016 THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHEASTERN GUTHRIE COUNTY IN WEST CENTRAL IOWA... SOUTHEASTERN GREENE COUNTY IN WEST CENTRAL IOWA... SOUTHWESTERN BOONE COUNTY IN CENTRAL IOWA... NORTHWESTERN DALLAS COUNTY IN CENTRAL IOWA... * UNTIL 730 PM CDT * AT 657 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR LAKE PANORAMA...OR 7 MILES NORTHEAST OF GUTHRIE CENTER...MOVING EAST AT 35 MPH. HAZARD...QUARTER SIZE HAIL. SOURCE...RADAR INDICATED. IMPACT...DAMAGE TO VEHICLES IS EXPECTED. * THIS SEVERE THUNDERSTORM WILL BE NEAR... PERRY AROUND 725 PM CDT. OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE BOUTON... SPRINGBROOK STATE PARK...LAKIN SLOUGH GAME MANAGEMENT AREA...YALE... DAWSON...JAMAICA...PERRY MUNICIPAL AIRPORT AND MINBURN. PRECAUTIONARY/PREPAREDNESS ACTIONS... FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A BUILDING. TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. && LAT...LON 4169 9448 4181 9451 4195 9399 4173 9392 TIME...MOT...LOC 2357Z 254DEG 31KT 4177 9441 HAIL...1.00IN WIND...<50MPH $$ SKOW
2 follow-up statements
624
WWUS53 KDMX 310014
SVSDMX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
714 PM CDT WED MAR 30 2016
IAC073-077-310024-
/O.CAN.KDMX.SV.W.0002.000000T0000Z-160331T0030Z/
GUTHRIE IA-GREENE IA-
714 PM CDT WED MAR 30 2016
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GUTHRIE AND
SOUTHEASTERN GREENE COUNTIES IS CANCELLED...
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 4170 9428 4183 9428 4190 9397 4173 9392
TIME...MOT...LOC 0014Z 256DEG 34KT 4178 9423
$$
IAC015-049-310030-
/O.CON.KDMX.SV.W.0002.000000T0000Z-160331T0030Z/
BOONE IA-DALLAS IA-
714 PM CDT WED MAR 30 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR SOUTH CENTRAL BOONE AND NORTHWESTERN DALLAS COUNTIES...
AT 714 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES SOUTHWEST
OF PERRY...MOVING EAST AT 40 MPH.
HAZARD...QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...DAMAGE TO VEHICLES IS EXPECTED.
THIS SEVERE STORM WILL BE NEAR...
PERRY AROUND 725 PM CDT.
OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE BOUTON...
DAWSON...PERRY MUNICIPAL AIRPORT AND MINBURN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT...LON 4170 9428 4183 9428 4190 9397 4173 9392
TIME...MOT...LOC 0014Z 256DEG 34KT 4178 9423
HAIL...1.00IN
WIND...<50MPH
$$
SKOW891
WWUS53 KDMX 310028
SVSDMX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
728 PM CDT WED MAR 30 2016
IAC015-049-310037-
/O.EXP.KDMX.SV.W.0002.000000T0000Z-160331T0030Z/
BOONE IA-DALLAS IA-
728 PM CDT WED MAR 30 2016
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL BOONE AND
NORTHWESTERN DALLAS COUNTIES WILL EXPIRE AT 730 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER SMALL HAIL
AND GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM.
REMEMBER...A SEVERE THUNDERSTORM WARNING STILL REMAINS IN EFFECT FOR
PARTS OF CENTRAL AND EASTERN DALLAS COUNTIES UNTIL 745 PM.
LAT...LON 4170 9428 4183 9428 4190 9397 4173 9392
TIME...MOT...LOC 0025Z 254DEG 31KT 4178 9423
$$
SKOWThe office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 6:34 PM CDT | Special Weather Statement | DMX | Guthrie | 26 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 2016Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.