Alert archive / Minnesota / Areal Flood Warnings in 2009
Areal Flood Warning 5, NWS Twin Cities, MN
NWS Twin Cities, MN issued this areal flood warning at Mar 23, 2009, 8:19 PM CDT for 4 counties in Minnesota. It was in force for 5 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
- Mar 23, 2009, 8:19 PM CDT (01:19 UTC)
- Expired
- Mar 24, 2009, 1:39 AM CDT
- In force
- 5 hr
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Chippewa County, MN, Lac qui Parle County, MN, Swift County, MN, Yellow Medicine County, MN
The radar
The Sioux Falls radar (KFSD), 173 km from the middle of the area, began a volume at 01:19 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 00:00Z, 1.3 hours before the alert went out and 176 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
- 719 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 677 m²/s²
- 0-3 km storm-relative helicity
- 728 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 Mar 23, 6:05 PM CDT, 2 hours 14 minutes earlier.
Area forecast discussion, Mar 23, 6:05 PM CDT, 2 hours 14 minutes before
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</html>Hazardous weather outlook, Mar 23, 1:26 PM CDT, 6 hours 53 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 126 PM CDT MON MAR 23 2009 MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028- 241830- 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- 126 PM CDT MON MAR 23 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL AND SOUTHERN MINNESOTA...AND WEST CENTRAL WISCONSIN. .DAY ONE...THIS AFTERNOON AND TONIGHT WIDESPREAD SHOWERS AND THUNDERSTORMS FROM THIS MORNING ARE MOVING OUT OF THE AREA. ALTHOUGH CURRENTLY IN A LULL...ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS WILL MOVE BACK INTO THE AREA THIS EVENING. CURRENTLY THESE SHOWERS AND THUNDERSTORMS ARE OVER CENTRAL NEBRASKA AND KANSAS AND WILL MOVE NORTHEAST DURING THE AFTERNOON. THEY ARE NOT ANTICIPATED TO MOVE INTO MINNESOTA UNTIL AFTER 7 PM THIS EVENING. A FEW OF THESE STORMS MAY BECOME SEVERE THIS EVENING AND TONIGHT OVER SOUTHWEST AND SOUTH CENTRAL MINNESOTA...GENERALLY SOUTHWEST OF GRANITE FALLS AND MANKATO. HAIL AND STRONG WINDS WOULD BE THE PRIMARY SEVERE WEATHER THREATS. WITH MORE RAIN EXPECTED OVERNIGHT...ADDITIONAL FLOODING PROBLEMS ARE POSSIBLE. CHECK THE LATEST FLOOD STATEMENTS FOR MORE SPECIFIC DETAILS ON CURRENT WARNINGS AND ADVISORIES. FINALLY...STRONG SOUTHEAST WINDS UP TO 30 MPH WITH GUSTS TO 40 MPH WILL CONTINUE ACROSS SOUTH CENTRAL MINNESOTA THE REST OF THE AFTERNOON. ALL OF THE ADVERSE WEATHER IS ASSOCIATED WITH A LARGE STORM SYSTEM LOCATED OVER NEBRASKA...WHICH WILL BE MOVING TOWARD SOUTHWEST MINNESOTA THROUGH THE EVENING. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY MORE THUNDERSTORMS ARE POSSIBLE ON TUESDAY...PRIMARILY OVER EAST CENTRAL AND SOUTH CENTRAL MINNESOTA INTO WEST CENTRAL WISCONSIN. RUNOFF FROM THE ADDITIONAL RAINFALL MAY CAUSE OTHER RIVERS AND SMALL STREAMS TO RISE TO BANK FULL OR PERHAPS ABOVE BANK FULL THIS WEEK. RAIN MAY CHANGE TO SNOW OVER WEST CENTRAL MINNESOTA TUESDAY NIGHT. MINOR SNOW ACCUMULATIONS ARE POSSIBLE OVER WEST CENTRAL MINNESOTA...MAINLY WEST OF WILLMAR AND MORRIS. FINALLY...THERE ARE INDICATIONS THAT ANOTHER STORM SYSTEM IN THE PLAINS COULD BRING ACCUMULATING SNOW TO PARTS OF THE AREA DURING THE WEEKEND. IT IS TOO EARLY TO ESTIMATE SNOW AMOUNTS AT THIS TIME. BUT THOSE WITH TRAVELING INTERESTS FOR THIS WEEKEND SHOULD PAY ATTENTION TO FUTURE FORECASTS FOR UPDATES ON THIS POTENTIAL WINTER STORM. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION MAY BE NEEDED.
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 24, 4:19 PM CDT | Areal Flood Warning | MPX | Stearns | 18 hr |
Nearby
Areal Flood Warnings in Minnesota, 2009Every areal flood warning in 2009
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.