Alert archive / Minnesota / Special Weather Statements in 2012

Special Weather Statement, NWS Duluth, MN

June 18, 2012Koochiching County, Minnesota

NWS Duluth, MN issued this special weather statement at Jun 18, 2012, 12:28 PM CDT for Koochiching County, Minnesota. It was in force for 32 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
Jun 18, 2012, 12:28 PM CDT (17:28 UTC)
Expired
Jun 18, 2012, 1:00 PM CDT
In force
32 min
Issued by
NWS Duluth, MN

County Koochiching County, MN

The radar

The Duluth radar (KDLH), 197 km from the middle of the area, began a volume at 17:30 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

International Fa, MN (KINL), launched 12:00Z, 5.5 hours before the alert went out and 23 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.

Skew-T log-pSkew-T log-p diagram, International Fa, MN at 12:00Z on 2012-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 520 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, International Fa, MN at 12:00Z on 2012-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
520 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
521 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Duluth, MN wrote its last area forecast discussion before this special weather statement went out at Jun 18, 11:46 AM CDT, 42 minutes earlier.

Area forecast discussion, Jun 18, 11:46 AM CDT, 42 minutes before
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Hazardous weather outlook, Jun 18, 5:26 AM CDT, 7 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DULUTH MN
526 AM CDT MON JUN 18 2012

MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-191030-
KOOCHICHING-NORTHERN ST. LOUIS-NORTHERN COOK/NORTHERN LAKE-
NORTHERN ITASCA-CENTRAL ST. LOUIS-SOUTHERN LAKE/LAKESHORE-
SOUTHERN COOK/LAKESHORE-NORTHERN CASS-SOUTHERN ITASCA-
SOUTHERN CASS-CROW WING-NORTHERN AITKIN-SOUTHERN AITKIN-
CARLTON/SOUTHERN ST. LOUIS-PINE-DOUGLAS-BAYFIELD-ASHLAND-IRON-
BURNETT-WASHBURN-SAWYER-PRICE-
526 AM CDT MON JUN 18 2012

...SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS NORTHWEST WISCONSIN THIS
AFTERNOON AND EVENING...
...SLIGHT RISK OF SEVERE THUNDERSTORMS TUESDAY AND TUESDAY NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST MINNESOTA AND
NORTHWEST WISCONSIN.

.DAY ONE...TODAY AND TONIGHT

A COLD FRONT TRACKING ACROSS THE NORTHLAND WILL PRODUCE SCATTERED
SHOWERS AND THUNDERSTORMS TODAY. THE BEST CHANCE FOR RAINFALL WILL
BE ACROSS NORTHWEST WISCONSIN THIS AFTERNOON AND EVENING...WHERE
THERE WILL ALSO BE A SLIGHT RISK OF SEVERE THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THE FRONT WILL MOVE BACK NORTH AS A WARM FRONT AND BRING ANOTHER
ROUND OF SHOWERS AND THUNDERSTORMS TO MOST OF THE NORTHLAND
TUESDAY AND TUESDAY NIGHT. THERE IS A SLIGHT RISK THAT SOME STORMS
MAY BE SEVERE. HEAVY RAIN IS ALSO POSSIBLE.

THERE WILL BE CHANCES OF THUNDERSTORMS ACROSS MUCH OF THE
NORTHLAND WEDNESDAY THROUGH SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION IS NOT EXPECTED FOR TODAY AND TONIGHT.

LSZ121-140>148-191030-
BAYFIELD TO OAK POINT WI-GRAND PORTAGE TO GRAND MARAIS MN-
GRAND MARAIS TO TACONITE HARBOR MN-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
SILVER BAY HARBOR TO TWO HARBORS MN-TWO HARBORS TO DULUTH MN-
DULUTH MN TO PORT WING WI-PORT WING TO SAND ISLAND WI-
SAND ISLAND TO BAYFIELD WI-OAK POINT TO SAXON HARBOR WI-
526 AM CDT MON JUN 18 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEARSHORE WATERS OF
WESTERN LAKE SUPERIOR.

.DAY ONE...TODAY AND TONIGHT

A COLD FRONT TRACKING EASTWARD ACROSS THE UPPER MIDWEST WILL BRING
A CHANCE OF THUNDERSTORMS TO WESTERN LAKE SUPERIOR TODAY.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THE FRONT WILL MOVE BACK NORTH AS A WARM FRONT AND BRING ANOTHER
ROUND OF SHOWERS AND THUNDERSTORMS TO WESTERN LAKE SUPERIOR TUESDAY
AND TUESDAY NIGHT. THERE IS A SLIGHT RISK THAT SOME STORMS MAY BE
SEVERE.

THERE WILL BE CHANCES OF THUNDERSTORMS ACROSS WESTERN LAKE
SUPERIOR WEDNESDAY THROUGH SATURDAY.

BERDES

MORE INFORMATION MAY BE OBTAINED AT THE FOLLOWING WEB ADDRESS:
HTTP://WWW.WEATHER.GOV/DULUTH (ALL LOWER CASE)

In the hours before

Special weather statement, Jun 18, 10:34 AM CDT, 1 hour 54 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
1034 AM CDT MON JUN 18 2012

WIZ009-181600-
PRICE-
1034 AM CDT MON JUN 18 2012

...STRONG THUNDERSTORM NEAR PHILLIPS...

AT 1031 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 4 MILES SOUTHEAST OF PHILLIPS...MOVING EAST AT 60
MPH.

THIS STORM IS CAPABLE OF PRODUCING PEA SIZE HAIL...WIND GUSTS UP TO
30 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING...

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 THIS STORM HAS PASSED.

LAT...LON 4553 9037 4568 9044 4581 9003 4579 9003
      4561 9004 4560 9004

MELDE
Special weather statement, Jun 18, 11:02 AM CDT, 1 hour 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
1102 AM CDT MON JUN 18 2012

MNZ011-181630-
NORTH ST. LOUIS-
1102 AM CDT MON JUN 18 2012

...THUNDERSTORMS MOVING THROUGH THE BORDER REGION...

AT 1059 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 14 MILES NORTH OF
SAND POINT LAKE TO 11 MILES WEST OF SAND POINT LAKE...MOVING EAST AT
45 MPH.

THESE STORMS ARE CAPABLE OF PRODUCING PEA SIZE HAIL...WIND GUSTS UP
TO 35 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING.

* THUNDERSTORMS WILL BE NEAR...
  NAMEKAGON LAKE THROUGH 1110 AM...
  SAND POINT LAKE BY 1115 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 4853 9262 4850 9262 4846 9271 4844 9260
      4845 9250 4842 9245 4835 9246 4837 9218
      4836 9209 4834 9210 4831 9287 4854 9273
      4855 9268 4855 9266

MELDE
Special weather statement, Jun 18, 12:28 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
1228 PM CDT MON JUN 18 2012

MNZ010-011-181800-
KOOCHICHING-NORTH ST. LOUIS-
1228 PM CDT MON JUN 18 2012

...THUNDERSTORMS OVER THE BORDER REGION...

AT 1225 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM RANIER TO ERICKSBURG
TO LITTLEFORK...MOVING EAST AT 30 MPH WITH OTHER SCATTERED
THUNDERSTORMS DEVELOPING FURTHER SOUTH AND EAST. THUNDERSTORMS WILL
CONTINUE TO BE POSSIBLE THROUGH THE AFTERNOON.

THESE STORMS ARE CAPABLE OF PRODUCING PEA SIZE HAIL...WIND GUSTS UP
TO 40 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING.

LOCATIONS IMPACTED INCLUDE...
  ISLAND VIEW...        RAINY LAKE...         RAY...
  KABETOGAMA LAKE...    KABETOGAMA...         CRANE LAKE...

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 4862 9316 4863 9307 4860 9306 4862 9296
      4859 9289 4857 9289 4855 9266 4850 9262
      4846 9271 4844 9268 4844 9253 4824 9259
      4830 9378 4850 9345 4860 9346 4865 9322

MELDE

The office that day

Everything else NWS Duluth, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 17, 7:10 PM CDTSpecial Weather StatementDLHAitkin, Crow Wing35 min
Jun 17, 7:32 PM CDTSpecial Weather StatementDLHCass28 min
Jun 17, 7:42 PM CDTSpecial Weather StatementDLHCarlton18 min
Jun 17, 7:59 PM CDTSpecial Weather StatementDLHAitkin31 min
Jun 17, 8:04 PM CDTSpecial Weather StatementDLHCass26 min
Jun 17, 8:07 PM CDTSpecial Weather StatementDLHCarlton23 min
Jun 17, 8:38 PM CDTSpecial Weather StatementDLHCarlton22 min
Jun 17, 8:39 PM CDTSpecial Weather StatementDLHItasca36 min
Jun 17, 8:46 PM CDTSpecial Weather StatementDLHItasca29 min
Jun 17, 10:51 PM CDTSpecial Weather StatementDLHPine39 min
Jun 18, 11:02 AM CDTSpecial Weather StatementDLH28 min
Jun 18, 12:40 PM CDTSpecial Weather StatementDLHKoochiching20 min
Jun 18, 12:44 PM CDTSevere Thunderstorm WarningDLHSaint Louis31 min
Jun 18, 1:16 PM CDTSevere Thunderstorm WarningDLHSaint Louis29 min
Jun 18, 1:34 PM CDTRiver Flood WatchDLHAitkin6 days
Jun 18, 1:50 PM CDTSevere Thunderstorm WarningDLHSaint Louis25 min
Jun 18, 1:52 PM CDTSevere Thunderstorm WarningDLHSaint Louis23 min
Jun 18, 1:59 PM CDTTornado WarningDLHSaint Louis13 min
Jun 18, 2:28 PM CDTSpecial Weather StatementDLHCook17 min
Jun 18, 2:55 PM CDTSevere Thunderstorm WarningDLHCook, Lake33 min
Jun 18, 3:26 PM CDTSpecial Weather StatementDLHCook19 min
Jun 18, 3:33 PM CDTFlash Flood WatchDLHAitkin, Carlton, Cass, Cook, Crow Wing, Itasca and 3 more45 hr
Jun 18, 4:19 PM CDTSpecial Weather StatementDLH26 min
Jun 18, 4:56 PM CDTSpecial Weather StatementDLHCook49 min
Jun 18, 4:58 PM CDTSpecial Weather StatementDLHCook47 min
Jun 17, 7:27 PM CDTSpecial Weather StatementDLHBurnett, Washburn33 min
Jun 17, 8:32 PM CDTSpecial Weather StatementDLHDouglas, Sawyer28 min
Jun 17, 9:05 PM CDTSpecial Weather StatementDLHBayfield25 min
Jun 17, 9:55 PM CDTSpecial Weather StatementDLHDouglas20 min
Jun 17, 9:58 PM CDTSpecial Weather StatementDLHSawyer47 min
Jun 17, 10:54 PM CDTSpecial Weather StatementDLHAshland, Bayfield36 min
Jun 17, 10:57 PM CDTSpecial Weather StatementDLHPrice33 min
Jun 17, 11:49 PM CDTSpecial Weather StatementDLHAshland, Iron, Price, Sawyer41 min
Jun 18, 10:34 AM CDTSpecial Weather StatementDLHPrice26 min

Nearby

Special Weather Statements in Minnesota, 2012Every special weather statement in 2012

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.