AREA FORECAST DISCUSSION
NWS CHICAGO IL
AFDCHI 255 AM CST FRI MAR 16 2001
ELONGATED SURFACE LOW ERN MO/SRN IL FORECAST TO MOVE SLOWLY E INTO
OHIO TODAY. UPPER LOW TO WEAKEN AS IT MOVES EAST. SATELLITE LOOPS
AND RADAR LOOPS SHOW COLDER CLOUD TOPS AND HEAVIER PRECIP NE OF LOW
ACROSS CENTRAL IL INTO IN. THIS APPEARS TO BE PIVOTING N BUT WHOLE
AREA SHOULD GRADULLY DRIFT EAST WITH UPPER LOW. ANOTHER AREA OF
ENHANCEMENT AND PRECIP OVER NRN MO...IA...SRN MN SHOWS WARMING TOPS
AND WEAKENING TREND. MODELS TAKE THIS AREA SLOWLY E ACROSS NRN IL
THIS AFTN AND TONIGHT.
ACARS SOUNDING FROM ORD IS ALL BELOW FREEZING. BUT JUST SOUTH OF
CHICAGO SURFACE TEMPS STILL ABOVE FREEZING AND RAIN IS SLOW TO
CHANGE TO SNOW. AND AS RAIN DOES CHANGE TO SNOW...WARM WET GROUND IS
PREVENTING MUCH ACCUMULATION. MODEL QPF ONLY A FEW TENTHS TODAY AND
TONIGHT. SO ONLY EXPECT 1 OR 2 INCHES OF WET SNOW ON GRASSY AREAS.
MAYBE ANOTHER INCH TONIGHT...ESPECIALLY SOUTH SECTIONS AND INTO NW
IN.
WINDY...20 TO 30 MPH...MAYBE A FEW GUSTS TO 35...BUT BELOW ADVISORY
CRITERIA. WINDS DIMINISHING OVERNIGHT.
TEMPERATURES WILL HOLD STEADY OR FALL VERY SLOWLY TODAY. NO QUARRELS
WITH MOS. SUNDAY LOOKS LIKE THE BEST DAY OF THE WEEK WITH
SUNSHINE...LIGHT WINDS AND TEMPS RECOVERING TO 45-50...BUT THATS
JUST NEAR NORMAL...HARDLY SPRINGLIKE WARMTH FOR THIS TIME OF YEAR.
MRF SHOWS NO GOOD WARM UP THROUGH NEXT WEEK. SIGH.
.CHI...NONE
$$
ALLSOPP