Alert archive / Minnesota / Areal Flood Warnings in 2010
Areal Flood Warning 17, NWS Twin Cities, MN
NWS Twin Cities, MN issued this areal flood warning at Sep 15, 2010, 6:52 PM CDT for Lac qui Parle County, Yellow Medicine County, Minnesota. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 15, 2010, 6:52 PM CDT (23:52 UTC)
- Expired
- Sep 15, 2010, 10:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Lac qui Parle County, MN, Yellow Medicine County, MN
The radar
The Sioux Falls radar (KFSD), 152 km from the middle of the area, began a volume at 23:56 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, 11.9 hours before the alert went out and 191 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
- 732 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 210 m²/s²
- 0-3 km storm-relative helicity
- 302 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this areal flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Twin Cities, MN wrote its last area forecast discussion before this areal flood warning went out at Sep 15, 6:20 PM CDT, 32 minutes earlier.
Area forecast discussion, Sep 15, 6:20 PM CDT, 32 minutes before
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</html>Hazardous weather outlook, Sep 15, 2:48 PM CDT, 4 hours 4 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 248 PM CDT WED SEP 15 2010 MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028- 161200- DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-HENNEPIN-ANOKA-RAMSEY-WASHINGTON- YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-BARRON-RUSK- ST. CROIX-PIERCE-DUNN-PEPIN-EAU CLAIRE- 248 PM CDT WED SEP 15 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL AND SOUTHERN MINNESOTA...AND WEST CENTRAL WISCONSIN. .DAY ONE...REMAINDER OF THIS AFTERNOON AND TONIGHT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR MAINLY SOUTHERN MINNESOTA LATE THIS AFTERNOON AND EARLY THIS EVENING. SCATTERED THUNDERSTORMS WILL REDEVELOP LATE THIS AFTERNOON ACROSS SOUTHERN AND EASTERN MINNESOTA AND POSSIBLY INTO WESTERN WISCONSIN. SOME OF THESE MAY BECOME SEVERE...PRIMARILY WITHIN AND NEAR THE TORNADO WATCH AREA. THE MAIN HAZARDS WILL BE THE POSSIBILITY OF A FEW TORNADOES...LARGE HAIL...AND DAMAGING WINDS. THE MOST PROBABLE AREA FOR TORNADO DEVELOPMENT WILL BE ALONG AND SOUTH OF THE MINNESOTA RIVER VALLEY IN SOUTHWEST AND SOUTH CENTRAL MINNESOTA. FURTHER TO THE NORTH ACROSS CENTRAL MINNESOTA...MAINLY NON-SEVERE SCATTERED THUNDERSTORMS ARE EXPECTED THIS EVENING. THE THUNDERSTORMS ARE BEING GENERATED BY A LOW PRESSURE CENTER MOVING EAST ALONG A WARM FRONT DRAPED ACROSS THE MINNESOTA AND IOWA STATE LINE. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THUNDERSTORMS ARE POSSIBLE ACROSS SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN FROM SUNDAY NIGHT THROUGH TUESDAY. SEVERE WEATHER APPEARS UNLIKELY AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION MAY BE NEEDED WITHIN THE TORNADO WATCH AREA THROUGH EARLY EVENING.
In the hours before
Local storm report, Sep 15, 5:27 PM CDT, 1 hour 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
527 PM CDT WED SEP 15 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0525 PM HAIL MAPLETON 43.93N 93.95W
09/15/2010 E1.00 INCH BLUE EARTH MN TRAINED SPOTTER
&&
MKMLocal storm report, Sep 15, 6:12 PM CDT, 40 minutes before
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</html>Local storm report, Sep 15, 6:13 PM CDT, 39 minutes before
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</html>Local storm report, Sep 15, 6:15 PM CDT, 37 minutes before
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</html>Local storm report, Sep 15, 6:16 PM CDT, 36 minutes before
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</html>Local storm report, Sep 15, 6:27 PM CDT, 25 minutes before
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</html>The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 15, 2:35 AM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Kandiyohi, Swift | 19 min |
| Sep 15, 4:24 AM CDT | Special Weather Statement | MPX | Faribault, Martin | 81 min |
| Sep 15, 4:59 PM CDT | Special Weather Statement | MPX | Nicollet | 46 min |
| Sep 15, 5:14 PM CDT | Special Weather Statement | MPX | Blue Earth | 46 min |
| Sep 15, 5:21 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Waseca | 39 min |
| Sep 15, 5:27 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Le Sueur, Nicollet | 48 min |
| Sep 15, 5:43 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Le Sueur, Rice, Waseca | 32 min |
| Sep 15, 5:49 PM CDT | Severe Thunderstorm Warning | MPX | Steele, Waseca | 41 min |
| Sep 15, 6:13 PM CDT | Tornado Warning | MPX | Le Sueur | 32 min |
| Sep 15, 6:18 PM CDT | Areal Flood Warning | MPX | Lac qui Parle | 3 hr |
Nearby
Areal Flood Warnings in Minnesota, 2010Every areal flood warning in 2010
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.