CARROLL-GREENE-BOONE-GUTHRIE-DALLAS-COUNTIES
1019 AM CST WED FEB 25

WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM.

* SHORT TERM TRENDS…MODERATE TO HEAVY SNOW WILL PERSIST OVER
NORTHERN IOWA AND SPREAD SOUTH INTO CENTRAL IOWA LATER IN THE MORNING. THE SNOW WILL LAST THROUGH THE AFTERNOON INTO THE EARLY EVENING HOURS.

* STORM TOTAL SNOW…4 TO 8 INCHES.

* WINDS/VISIBILITY…WINDS WILL INITIALLY BE EAST AT AROUND 10 MPH THIS MORNING BUT INCREASE TO 15 TO 25 MPH BY AFTERNOON AS THEY BECOME MORE NORTHERLY. VISIBILITIES WILL OFTEN BE A MILE OR LESS DURING PERIODS OF HEAVY SNOW.

* IMPACTS…SNOWFALL RATES MAY REACH AN INCH OR MORE PER HOUR AT TIMES LEADING TO SNOW COVERED ROADS AND HAZARDOUS DRIVING CONDITIONS. BLOWING AND DRIFTING SNOW MAY ALSO LEAD TO DIFFICULT DRIVING CONDITIONS THIS EVENING EVEN AFTER THE HEAVIEST SNOW HAS ENDED.

CRAWFORD-AUDUBON-CASS-ADAIR-ADAMS-UNION-TAYLOR-RINGGOLD

WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM UNTIL 9 PM

* STORM TOTAL SNOW…2 TO 4 INCHES.

* WINDS/VISIBILITY…WINDS WILL INITIALLY BE EAST AT AROUND 10 MPH THIS MORNING BUT INCREASE TO 15 TO 25 MPH BY AFTERNOON AS THEY BECOME MORE NORTHERLY. VISIBILITIES WILL DROP TO A MILE OR SO DURING PERIODS OF HEAVIER SNOW.

* IMPACTS…MODERATE SNOWFALL IS EXPECTED TO PRODUCE SNOW COVERED ROADS AND HAZARDOUS DRIVING CONDITIONS. BLOWING AND DRIFTING SNOW MAY ALSO LEAD TO DIFFICULT DRIVING CONDITIONS THIS EVENING EVEN AFTER THE HEAVIEST SNOW HAS ENDED.

POTTAWATTAMIE –

WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 2 PM UNTIL 8 PM…

HARRISON-SHELBY–

WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM.

* TIMING…A MIX OF RAIN…SNOW AND FREEZING RAIN WILL DEVELOP BY MID MORNING CHANGING TO ALL SNOW BY MID AFTERNOON ENDING BY THIS EVENING.

* IMPACT…1 TO 2 INCHES OF SNOW IS POSSIBLE IN FAR NORTHEAST HARRISON AND SHELBY COUNTIES…OTHERWISE AMOUNTS WILL BE AN INCH OR LESS.

* TIMING…NORTH OF I-80 SNOW WILL MOVE IN DURING THE AFTERNOON HOURS BEFORE DIMINISHING IN THE EARLY EVENING HOURS. SOME LOCATIONS SOUTH OF INTERSTATE 80 WILL SEE A WINTERY MIX OF RAIN…SLEET AND SNOW INITIALLY BEFORE CHANGING OVER TO ALL SNOW LATE IN THE AFTERNOON.