Minnesota, 2005

Funnel Cloud in Minnesota, April 19, 2005

April 19, 2005 · NWS ARX · 1 event in 1 county or zone

Funnel clouds were sighted by law enforcement officials and the public, but none touched down.

Where it happened

Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
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  • Marine and coastal
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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS ARX wrote it up.

Funnel clouds were sighted by law enforcement officials and the public, but none touched down.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS La Crosse, WI wrote its last area forecast discussion before the first event at Apr 19, 1:33 PM CST, 2 hours 12 minutes earlier.

Area forecast discussion, Apr 19, 1:33 PM CST, 2 hours 12 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LA CROSSE WI
233 PM CDT TUE APR 19 2005

.SHORT TERM...TONIGHT THROUGH THURSDAY

FORECAST CONCERNS ARE PRECIPITATION TRENDS TONIGHT.

LATEST WATER VAPOR SATELLITE IMAGERY INDICATES UPPER LEVEL SHORTWAVE
TROUGH OVER NORTHERN IOWA...AND AN UPPER LEVEL CLOSED LOW OVER
WESTERN U.S. LATEST 18Z SURFACE ANALYSIS INDICATED A LOW OVER SOUTH
CENTRAL MINNESOTA AND COLD FRONT EXTENDING SOUTHWEST FROM LOW INTO
NORTH CENTRAL IOWA. LATEST MOSAIC RADAR INDICATED A LINE OF SHOWERS
AND THUNDERSTORMS EXTENDING FROM WINONA IN SOUTHEAST MINNESOTA...TO
MASON CITY IOWA.

BOTH THE 12Z TUESDAY GFS AND NAM INITIALIZED THE UPPER LEVEL
SHORTWAVE TROUGH WELL PER WATER VAPOR SATELLITE IMAGERY. BIGGEST
DIFFERENCE BETWEEN THE MODELS IS THE GFS SLIGHTLY STRONGER WITH
SURFACE LOW THAN THE NAM. FORECAST CONFIDENCE IS MODERATE.

TONIGHT...SURFACE FRONT/LOW/UPPER LEVEL SHORTWAVE TROUGH TRACKS INTO
NORTHERN MICHIGAN. BOTH MODELS INDICATING GOOD SURFACE MOISTURE
CONVERGENCE AND STRONG MOISTURE TRANSPORTS VECTORS ALONG SURFACE
FRONT THIS EVENING. NAM INDICATING SURFACE BASED CAPE OF 700 J/KG
AND 0-6KM MOST UNSTABLE CAPE OF AROUND 700 J/KG ACROSS EXTREME
SOUTHERN FORECAST AREA. CLOUDS HAVE INHIBIT SOME OF THE INSTABILITY
OUT AHEAD OF THE SURFACE FRONT. THINKING WILL HAVE SOME ISOLATED
SEVERE HAIL AND WIND POTENTIAL THROUGH THIS EVENING. AS SURFACE
FRONT TRACKS SLOWLY ACROSS FORECAST AREA THIS EVENING...THINKING
RAINFALL AMOUNTS WILL BE AROUND AN INCH AND POSSIBLY TO AN INCH AND
A HALF ACROSS SOUTHERN FORECAST AREA. HAVE ADJUSTED QPF GRIDS FOR
THIS.

WEAK SURFACE RIDGE BUILDS INTO THE NORTHERN HALF OF FORECAST AREA
WEDNESDAY. THIS WILL PUSH SURFACE FRONT SLOWLY SOUTH INTO CENTRAL
IOWA. WILL CONTINUE WITH CHANCE OF PRECIPITATION ACROSS SOUTHERN
FORECAST AREA FOR ANY LINGERING SHOWERS AND ISOLATED THUNDERSTORMS.
NORTHEAST FLOW AT SURFACE AND ALOFT WILL ALLOW FOR COOLER AND DRIER
AIR TO ADVECT INTO FORECAST AREA WEDNESDAY AFTERNOON AND INTO
THURSDAY. WILL CONTINUE WITH SEASONABLE TEMPERATURES THROUGH
THURSDAY AND HAVE ADJUSTED DEWPOINT GRIDS DOWNWARD.

BOTH THE GFS AND NAM CONTINUE TO INDICATE ANOTHER UPPER LEVEL
SHORTWAVE TROUGH EMBEDDED IN SOUTHWESTERLY FLOW ALOFT...EJECTING OUT
INTO THE HIGH PLAINS AND UPPER MIDWEST THURSDAY NIGHT AND FRIDAY.
BOTH MODELS INDICATE ENOUGH LIFT...MOISTURE AND INSTABILITY ACROSS
FORECAST AREA. WILL CONTINUE MENTION OF SHOWERS ACROSS ENTIRE
FORECAST AREA AND ISOLATED THUNDERSTORMS ACROSS SOUTHERN FORECAST
AREA.

.LONG TERM...THURSDAY NIGHT THROUGH MONDAY

MAIN FORECAST CONCERNS ARE PRECIPITATION CHANCES THROUGH PERIOD.
BOTH THE 00Z TUESDAY GFS AND ECMWF ARE IN PRETTY GOOD AGREEMENT IN
DIGGING UPPER LEVEL TROUGH OVER THE EASTERN U.S. THROUGH PERIOD.
FIRST UPPER LEVEL SHORTWAVE TROUGH TO AFFECT UPPER MIDWEST AND GREAT
LAKES REGION SUNDAY AND REMAINS NEARLY STATIONARY OVER THE UPPER
MIDWEST AND GREAT LAKES REGION THROUGH EARLY NEXT WEEK. ENOUGH
MOISTURE AND INSTABILITY WILL ALLOW FOR A CHANCE OF SHOWERS AND
ISOLATED THUNDERSTORMS SUNDAY AFTERNOON INTO TUESDAY. 00Z TUESDAY
GFS INDICATING STRONG COLD AIR ADVECTION FRIDAY NIGHT OVER FORECAST
AREA...AND MONDAY NIGHT. WILL LOWER TEMPERATURES FRIDAY NIGHT
SATURDAY...AND TUESDAY.

&&

.ARX WATCHES/WARNINGS/ADVISORIES...
WI...NONE.
MN...NONE.
IA...NONE.

&&

DTJ
Hazardous weather outlook, Apr 19, 9:37 AM CST, 6 hours 8 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LA CROSSE WI
1037 AM CDT TUE APR 19 2005

IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041>044-053>055-061-
201000-
ADAMS-ALLAMAKEE-CHICKASAW-CLAYTON-CRAWFORD-DODGE-FAYETTE-FILLMORE-
FLOYD-GRANT-HOUSTON-HOWARD-JUNEAU-LA CROSSE-MITCHELL-MONROE-MOWER-
OLMSTED-RICHLAND-VERNON-WINNESHIEK-WINONA-
1037 AM CDT TUE APR 19 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHEAST IOWA...
SOUTHEAST MINNESOTA...AND SOUTHWEST AND WEST CENTRAL WISCONSIN.

.DAY ONE...TODAY AND TONIGHT

A SURFACE FRONT WILL SINK SOUTHEAST ACROSS THE REGION LATE THIS
AFTERNOON AND WILL EXTEND APPROXIMATELY FROM NORTHEAST WISCONSIN
INTO NORTHERN KANSAS. MORE SHOWERS AND THUNDERSTORMS SHOULD FIRE
ALONG AND AHEAD OF THIS FRONT...FROM LATE THIS AFTERNOON THROUGH THE
EVENING HOURS. MODERATE INSTABILITY AND FAVORABLE WIND PROFILES
WOULD SUPPORT THE CHANCE FOR SOME OF THESE STORMS TO BECOME
SEVERE...WITH LARGE HAIL AND DAMAGING WINDS BEING THE MAIN THREATS.

CURRENTLY...THE BETTER CHANCES LOOK TO BE SOUTH OF AN AUSTIN TO TOMAH
LINE...AND AFTER 4 PM.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

AN UPPER LEVEL SYSTEM AND ACCOMPANYING COLD FRONT LOOKS TO SLIDE
SOUTH ACROSS THE REGION ON SUNDAY AND MONDAY. THERE WILL BE A
CHANCE FOR SOME THUNDERSTORMS AS THIS SYSTEM MOVES THROUGH.
CURRENTLY...NO ORGANIZED SEVERE WEATHER IS EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED LATE THIS AFTERNOON AND
EVENING...MOSTLY ACROSS NORTHEAST IOWA AND SOUTHWEST WISCONSIN.

.EMERGENCY MANAGEMENT COORDINATION...

NO CALL IS SCHEDULED.

MNZ079-WIZ017-029-032>034-201000-
BUFFALO-CLARK-JACKSON-TAYLOR-TREMPEALEAU-WABASHA-
1037 AM CDT TUE APR 19 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
AND NORTH CENTRAL WISCONSIN.

.DAY ONE...TODAY AND TONIGHT

SHOWERS AND THUNDERSTORMS WILL CONTINUE MOVING NORTHEAST ACROSS THE
AREA THIS AFTERNOON ALONG AND AHEAD OF AN UPPER LEVEL DISTURBANCE.
WEAK WIND SHEAR AND INSTABILITY PARAMETERS WILL PRECLUDE THE
LIKELIHOOD OF SEVERE WEATHER.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

AN UPPER LEVEL SYSTEM AND ACCOMPANYING COLD FRONT LOOKS TO SLIDE
SOUTH ACROSS THE REGION ON SUNDAY AND MONDAY. THERE WILL BE A
CHANCE FOR SOME THUNDERSTORMS AS THIS SYSTEM MOVES THROUGH.
CURRENTLY...NO ORGANIZED SEVERE WEATHER IS EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY.

.EMERGENCY MANAGEMENT COORDINATION...

NO CALL IS SCHEDULED.

RIECK/DAS

In the hours before

Local storm report, Apr 19, 2:13 PM CST, 1 hour 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
313 PM CDT TUE APR 19 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0200 PM     FLOOD            ST. ANSGAR              43.38N 92.92W
04/19/2005                   MITCHELL           IA   LAW ENFORCEMENT

            STREET FLOODING IN ST. ANSGAR.

0215 PM     FLOOD            STACYVILLE              43.44N 92.78W
04/19/2005                   MITCHELL           IA   LAW ENFORCEMENT

            BASEMENT FLOODING IN STACYVILLE

&&

MW

The radar

The Minneapolis radar (KMPX), 107 km away, was scanning. The volume nearest the first event began at 21:42 UTC.

Open the radar archive at this moment

Event by event

1 funnel cloud. Local standard time, as filed.

Funnel Cloud, Dodge

When
April 19, 3:45 PM CST
Where
Dodge County, 3 mi N of Mantorville
Reported by
LAW ENFORCEMENT
Coordinates
44.023, -92.862 (the zone’s center; the record gives no point)

What these are

Funnel Cloud
A rotating column of cloud extending from a thunderstorm that did not reach the ground.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Minnesota in 2005Every state in 2005This day in weather historyWarnings in Minnesota, April 2005

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5445600.