Severe Storm Outlook Narrative (AC)
Issued by NWS

Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

000
ACUS11 KWNS 162025
SWOMCD
SPC MCD 162025
WIZ000-MNZ000-170030-

MESOSCALE DISCUSSION 0363
NWS STORM PREDICTION CENTER NORMAN OK
0325 PM CDT WED APR 16 2014

AREAS AFFECTED...E CENTRAL MN/NWRN WI

CONCERNING...HEAVY SNOW

VALID 162025Z - 170030Z

SUMMARY...HEAVY SNOW -- LOCALLY EXCEEDING AN INCH PER HOUR -- WILL
CONTINUE OVER THE NEXT SEVERAL HOURS.

DISCUSSION...LATEST WV IMAGERY SHOWS A STRONG CYCLONIC CIRCULATION
CENTER CROSSING THE SUX /SIOUX CITY IA/ VICINITY ATTM...MOVING
EWD/ENEWD WITH TIME.  AN ASSOCIATED SURFACE LOW IS ANALYZED JUST TO
THE NE -- OVER FAR SWRN MN...WITH A WARM FRONT EXTENDING EWD ACROSS
SRN MN INTO CENTRAL WI.  A ZONE OF STRONG QG ASCENT -- IN ADVANCE OF
THE UPPER SYSTEM AND N OF THE SURFACE WARM FRONT -- IS SPREADING
GRADUALLY EWD ACROSS THE UPPER MS VALLEY AREA...AND IS SUPPORTING AN
ARCING BAND OF MODERATE TO HEAVY SNOWFALL FROM SWRN AND CENTRAL MN
NEWD INTO NWRN WI PER LATEST RADAR LOOP.

AS THE UPPER SYSTEM AND ASSOCIATED SURFACE LOW ADVANCE INTO THE
EVENING HOURS...THE BAND OF HEAVY SNOW IS PROGGED TO
PERSIST...SHIFTING GRADUALLY FROM W CENTRAL MN INTO NWRN WI AND THEN
LATER INTO WRN UPPER MI.  SNOWFALL RATES LOCALLY IN EXCESS OF AN
INCH PER HOUR ARE EXPECTED FOR SEVERAL HOURS...PARTICULARLY ACROSS
THE NWRN WI VICINITY LATE THIS AFTERNOON INTO THIS EVENING.

..GOSS.. 04/16/2014

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...DLH...MPX...

LAT...LON   45639232 45099378 45179441 45729434 46349332 46789214
            46949100 46359063 45789096 45639232




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.