Alert archive / Minnesota / Special Weather Statements in 2009
Special Weather Statement, NWS Duluth, MN
NWS Duluth, MN issued this special weather statement at Aug 16, 2009, 2:08 AM CDT for Aitkin County, Pine County, Minnesota; Douglas County, Wisconsin. It was in force for 52 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 16, 2009, 2:08 AM CDT (07:08 UTC)
- Expired
- Aug 16, 2009, 3:00 AM CDT
- In force
- 52 min
- Issued by
- NWS Duluth, MN
Counties Aitkin County, MN, Pine County, MN, Douglas County, WI
The radar
The Duluth radar (KDLH), 102 km from the middle of the area, began a volume at 07:08 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, 7.1 hours before the alert went out and 154 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
- 87 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 833 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 221 m²/s²
- 0-3 km storm-relative helicity
- 380 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
WWUS83 KDLH 160708
SPSDLH
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
208 AM CDT SUN AUG 16 2009
MNZ034>038-WIZ001-006-007-160800-
BURNETT-CARLTON/SOUTH ST. LOUIS-CROW WING-DOUGLAS-NORTHERN
AITKIN-PINE-SOUTH AITKIN-WASHBURN-
208 AM CDT SUN AUG 16 2009
...LINE OF STORMS HEADED NORTH TOWARDS TWIN PORTS...
AT 206 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM RIVERSIDE TO 8 MILES
WEST OF FINLAYSON TO 21 MILES SOUTH OF MILLE LACS LAKE...MOVING
NORTHEAST AT 40 MPH.
THESE STORMS ARE CAPABLE OF PRODUCING WIND GUSTS UP TO 40 MPH...
FREQUENT CLOUD TO GROUND LIGHTNING...AND HEAVY DOWNPOURS...
* THUNDERSTORMS WILL BE NEAR...
FINLAYSON AND CLOVERTON BY 215 AM...
RUTLEDGE AND DAIRYLAND BY 225 AM...
KINGSDALE AND BRUNO BY 230 AM...
WILLOW RIVER BY 235 AM...
GUSTY WINDS MAY CAUSE SMALL OBJECTS SUCH AS TRASH BINS TO BLOW
AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK
SHELTER IN A STURDY STRUCTURE UNTIL THESE STORMS HAVE PASSED.
LAT...LON 4601 9307 4615 9306 4615 9343 4624 9345
4623 9376 4615 9381 4615 9382 4663 9358
4657 9178 4596 9203
$$
14The office that day
Everything else NWS Duluth, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 12:54 AM CDT | Special Weather Statement | DLH | Aitkin, Crow Wing, Pine | 66 min |
| Aug 16, 2:10 AM CDT | Special Weather Statement | DLH | Pine | 65 min |
| Aug 16, 3:29 AM CDT | Special Weather Statement | DLH | Carlton | 61 min |
| Aug 16, 7:15 AM CDT | Special Weather Statement | DLH | Pine | 60 min |
| Aug 16, 9:39 AM CDT | Special Weather Statement | DLH | Itasca | 66 min |
| Aug 15, 10:41 PM CDT | Special Weather Statement | DLH | Price | 94 min |
| Aug 16, 4:38 AM CDT | Special Weather Statement | DLH | Ashland, Bayfield, Sawyer | 52 min |
Nearby
Special Weather Statements in Minnesota, 2009Special Weather Statements in Wisconsin, 2009Every special weather statement 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.