Oh yay... Here we go again... Just when we get to go outside with just one layer on... Bam... Whelp everyone its michigan... MESOSCALE DISCUSSION 0049 NWS STORM PREDICTION CENTER NORMAN OK 0614 AM CST SAT FEB 01 2014 AREAS AFFECTED...NRN INDIANA...S CENTRAL AND SE LOWER MI CONCERNING...HEAVY SNOW VALID 011214Z - 011715Z SUMMARY...A BAND OF MODERATE-HEAVY SNOWFALL WITH RATES NEAR 1 INCH PER HOUR WILL CONTINUE TO DEVELOP NEWD ACROSS NRN INDIANA AND LOWER MI THIS MORNING...AND PERSIST INTO EARLY AFTERNOON. THE ZONE OF FREEZING RAIN TO THE S WILL SHRINK AS WARMING OCCURS FROM SE-NW ACROSS INDIANA/OH THIS MORNING. DISCUSSION...A WELL-DEVELOPED BAND OF SNOW IS SPREADING NEWD FROM NE IL INTO NW INDIANA...AND THIS TREND WILL CONTINUE ENEWD OVER SRN/SERN LOWER MI THROUGH THE REMAINDER OF THE MORNING. THE SNOW BAND IS BEING SUPPORTED BY STRONG LOW-LEVEL WAA AND MOISTURE TRANSPORT ON THE NOSE OF A 45-50 KT SWLY LLJ...AND THIS REGIME WILL SHIFT ENEWD THROUGH THE MORNING IN TANDEM WITH SURFACE CYCLONE NOW APPROACHING CENTRAL MO. A DEEP SUB-FREEZING ISOTHERMAL LAYER AND THE INFLUX OF LOW-MIDLEVEL MOISTURE WILL SUPPORT AOA 1 INCH PER HOUR SNOWFALL RATES. S OF THE HEAVIER SNOW BAND...WARMING LOW-LEVEL TEMPERATURES WILL RESULT IN A QUICKLY SHRINKING ZONE OF FREEZING RAIN AND A SHARPER TRANSITION ZONE FROM FREEZING/RAIN TO SNOW BY LATE MORNING. ..THOMPSON.. 02/01/2014 ATTN...WFO...CLE...DTX...IWX...GRR...IND...LOT... LAT...LON 42088313 41678394 40668618 40558703 40748746 41158752 41568746 41838691 42158605 42698436 43018311 43088256 42848241 42088313
Posted on: Sat, 01 Feb 2014 13:19:56 +0000
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