Alert archive / Iowa / Tornado Warnings in 2017
Tornado Warning 14, NWS Quad Cities, IA
NWS Quad Cities, IA issued this tornado warning at Mar 6, 2017, 10:23 PM CST for Clinton County, Scott County, Iowa. It was in force for 26 min. 10 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 6, 2017, 10:23 PM CST (04:23 UTC)
- Expired
- Mar 6, 2017, 10:49 PM CST
- In force
- 26 min
- Issued by
- NWS Quad Cities, IA
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Clinton County, IA, Scott County, IA
The radar
The Quad Cities radar (KDVN), 16 km from the middle of the area, began a volume at 04:25 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 6, 10:24 PM CST | TSTM WND DMG | 2 Nnw Walcott, IA | TIME ESTIMATED - SIGNIFICANT DAMAGE TO COMMERCIAL PROPERTY. SEVERAL SIGNS AND MORE THAN A DOZEN LARGE TOW- BEHIND CAMPERS DAMAGED |
| Mar 6, 10:26 PM CST | TSTM WND DMG | Mount Joy, IA | LARGE CONSTRUCTION TRAILOR JUST EAST OF THE OFFICE ROLLED OVER AND IN A DITCH DUE TO HIGH WINDS. |
| Mar 6, 10:28 PM CST | TSTM WND DMG | 6 Nw Davenport, IA | DEBRIS ACROSS I-80. POSSIBLE TORNADO. |
| Mar 6, 10:28 PM CST | TSTM WND GST 83 | 6 Nw Davenport, IA | |
| Mar 6, 10:29 PM CST | TSTM WND GST 61 | Davenport Municipal Air, IA | |
| Mar 6, 10:30 PM CST | TSTM WND GST 65 | Park View, IA | |
| Mar 6, 10:30 PM CST | TORNADO | 4 Sse Grand Mound, IA | SPOTTER ON HWY 30 BETWEEN GRAND MOUND AND CALUMUS LOOKING SOUTHEAST. |
| Mar 6, 10:30 PM CST | TORNADO | Sw Davenport Municipal, IA | THREE POWER FLASHES SEQUENTIAL IN 2 SECONDS. |
| Mar 6, 10:32 PM CST | TSTM WND DMG | Park View, IA | TIME ESTIMATED - FARM BUILDINGS DAMAGED AND UTILITY POLES SNAPPED OFF NEAR SCOTT COUNTY PARK ROAD AND 240TH STREET. |
| Mar 6, 10:40 PM CST | TORNADO | 3 Ssw Low Moor, IA | 1040 TO 1045 PM. EF-1. ESTIMATED PEAK WINDS OF 110 MPH.PATH LENGTH OF 4.36 MILES. THE MAX WIDTH OF THE TORNADO WAS 50 YARDS. THE END LOCATION WAS 2.5 MILES SOUTHEAST OF LOW MOOR OR 41.7857 N -90.3148 W. A TORNADO TOUCHED DOWN SOUTH OF LOW MOOR, DAMAGING TREES |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 6, 8:52 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 4.4 hours before the alert went out and 12 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
- 39 J/kg
- Mixed-layer CIN
- -343 J/kg
- Mixed-layer LCL
- 1016 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 407 m²/s²
- 0-3 km storm-relative helicity
- 489 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
425
WFUS53 KDVN 070423
TORDVN
IAC045-163-070515-
/O.NEW.KDVN.TO.W.0014.170307T0423Z-170307T0515Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Quad Cities IA/IL
1023 PM CST MON MAR 6 2017
The National Weather Service in the Quad Cities has issued a
* Tornado Warning for...
Northern Scott County in east central Iowa...
South central Clinton County in east central Iowa...
* Until 1115 PM CST
* At 1023 PM CST, a severe thunderstorm capable of producing a
tornado was located near Walcott, or 8 miles northwest of
Davenport, moving northeast at 45 mph.
HAZARD...Tornado and quarter size hail.
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...
Eldridge and Long Grove around 1035 PM CST.
Princeton and McCausland around 1045 PM CST.
Cordova around 1050 PM CST.
Low Moor around 1055 PM CST.
Other locations impacted by this tornadic thunderstorm include
Malone, Rock Creek Marina and Campground, Maysville, Davenport
Municipal Airport, Folletts, Park View, Rock Creek Park, Scott
County Park, Princeton Wildlife Area and Plainview.
This includes the following highways...
Interstate 80 in Iowa between mile markers 283 and 295.
Interstate 280 between mile markers 1 and 2.
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.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 4188 9041 4175 9030 4173 9032 4169 9031
4168 9033 4164 9034 4156 9074 4167 9087
TIME...MOT...LOC 0423Z 242DEG 41KT 4163 9073
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
MCCLURE2 follow-up statements
442
WWUS53 KDVN 070435
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
1035 PM CST MON MAR 6 2017
IAC045-163-070515-
/O.CON.KDVN.TO.W.0014.000000T0000Z-170307T0515Z/
Scott IA-Clinton IA-
1035 PM CST MON MAR 6 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM CST FOR
NORTHEASTERN SCOTT AND SOUTH CENTRAL CLINTON COUNTIES...
At 1035 PM CST, a severe thunderstorm capable of producing a tornado
was located over Eldridge, or 7 miles northwest of Bettendorf, moving
northeast at 40 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
McCausland around 1045 PM CST.
Princeton around 1050 PM CST.
Cordova and Low Moor around 1055 PM CST.
Other locations impacted by this tornadic thunderstorm include
Malone, Rock Creek Marina and Campground, Davenport Municipal
Airport, Folletts, Park View, Rock Creek Park, Scott County Park and
Princeton Wildlife Area.
This includes Interstate 80 in Iowa near mile marker 295.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 4188 9041 4175 9030 4173 9032 4169 9031
4168 9033 4164 9034 4159 9059 4176 9067
TIME...MOT...LOC 0435Z 243DEG 33KT 4166 9054
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
MCCLURE276
WWUS53 KDVN 070449
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
1049 PM CST MON MAR 6 2017
IAC045-163-070458-
/O.CAN.KDVN.TO.W.0014.000000T0000Z-170307T0515Z/
Scott IA-Clinton IA-
1049 PM CST MON MAR 6 2017
...THE TORNADO WARNING FOR NORTHEASTERN SCOTT AND SOUTH CENTRAL
CLINTON COUNTIES IS CANCELLED...
The tornadic thunderstorm which prompted the warning has weakened.
Therefore the warning has been cancelled.
A tornado watch remains in effect until 400 AM CST for northwestern
Illinois...and east central Iowa.
LAT...LON 4188 9041 4175 9030 4173 9032 4169 9031
4168 9033 4164 9034 4159 9059 4176 9067
TIME...MOT...LOC 0447Z 242DEG 41KT 4173 9035
$$
MCCLUREThe office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 8:02 PM CST | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Iowa | 58 min |
| Mar 6, 8:04 PM CST | Severe Thunderstorm Warning | DVN | Keokuk | 56 min |
| Mar 6, 8:29 PM CST | Severe Thunderstorm Warning | DVN | Delaware, Johnson, Linn | 61 min |
| Mar 6, 8:40 PM CST | Tornado Warning | DVN | Buchanan, Delaware | 38 min |
| Mar 6, 8:46 PM CST | Severe Thunderstorm Warning | DVN | Keokuk, Washington | 74 min |
| Mar 6, 8:46 PM CST | Tornado Warning | DVN | Benton, Iowa, Johnson, Linn | 22 min |
| Mar 6, 8:54 PM CST | Severe Thunderstorm Warning | DVN | Jefferson, Van Buren | 81 min |
| Mar 6, 9:05 PM CST | Severe Thunderstorm Warning | DVN | Cedar, Jones | 55 min |
| Mar 6, 9:07 PM CST | Tornado Warning | DVN | Jones, Linn | 26 min |
| Mar 6, 9:19 PM CST | Severe Thunderstorm Warning | DVN | Dubuque | 56 min |
| Mar 6, 9:28 PM CST | Severe Thunderstorm Warning | DVN | Johnson | 47 min |
| Mar 6, 9:31 PM CST | Severe Thunderstorm Warning | DVN | Des Moines, Henry, Lee, Louisa, Muscatine | 74 min |
| Mar 6, 9:31 PM CST | Tornado Warning | DVN | Dubuque, Jackson, Jones | 44 min |
| Mar 6, 9:42 PM CST | Severe Thunderstorm Warning | DVN | Jackson | 63 min |
| Mar 6, 9:49 PM CST | Severe Thunderstorm Warning | DVN | Clinton | 71 min |
| Mar 6, 9:52 PM CST | Severe Thunderstorm Warning | DVN | Clinton, Scott | 83 min |
| Mar 6, 9:55 PM CST | Tornado Warning | DVN | Jackson | 38 min |
| Mar 6, 10:04 PM CST | Severe Thunderstorm Warning | DVN | Cedar | 44 min |
| Mar 6, 10:10 PM CST | Tornado Warning | DVN | Muscatine, Scott | 24 min |
| Mar 6, 10:17 PM CST | Tornado Warning | DVN | Cedar, Clinton, Scott | 31 min |
| Mar 6, 10:26 PM CST | Severe Thunderstorm Warning | DVN | Clinton, Scott | 49 min |
| Mar 6, 10:46 PM CST | Tornado Warning | DVN | Clinton, Jackson | 20 min |
| Mar 7, 3:32 AM CST | Red Flag Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 14 hr |
| Mar 7, 3:37 AM CST | Wind Advisory | DVN | Benton, Buchanan, Delaware, Dubuque, Jackson, Jones and 1 more | 12 hr |
Nearby
Tornado Warnings in Iowa, 2017Every tornado warning in 2017Tornadoes in 2017
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.