A Freezing Rain Advisory is an advisory issued by the National Weather Service in the United States when freezing rain or freezing drizzle is expected to cause significant inconveniences, but does not meet warning criteria (typically greater than 1⁄4 inch or 6.4 millimetres of ice accumulation).
Example
Freezing Rain AdvisoryURGENT - WINTER WEATHER MESSAGENATIONAL WEATHER SERVICE GOODLAND KS248 AM MST THU DEC 18 2008...FREEZING DRIZZLE AND FREEZING FOG EXPECTED TO DEVELOPTODAY....AN UPPER LEVEL STORM SYSTEM WILL MOVE INTO THE CENTRAL HIGHPLAINS TODAY. AS WARM AIR ALOFT OVERRIDES COLD AIR AT THESURFACE...FREEZING DRIZZLE AND FREEZING FOG WILL DEVELOP. WHILEWIDESPREAD ACCUMULATIONS OF ICE ARE NOT ANTICIPATED...TRAVEL COULDBECOME HAZARDOUS AS ICY SPOTS DEVELOP ON THE ROADS AND BRIDGES.KSZ001>004-013>016-029-NEZ079>081-181800-/O.EXT.KGLD.ZR.Y.0002.081218T1800Z-081219T0000Z/CHEYENNE KS-RAWLINS-DECATUR-NORTON-SHERMAN-THOMAS-SHERIDAN-GRAHAM-GOVE-DUNDY-HITCHCOCK-RED WILLOW-INCLUDING THE CITIES OF...ST. FRANCIS...ATWOOD...OBERLIN...NORTON...GOODLAND...COLBY...HOXIE...HILL CITY...QUINTER...BENKELMAN...TRENTON...MCCOOK248 AM MST THU DEC 18 2008 /348 AM CST THU DEC 18 2008/...FREEZING RAIN ADVISORY NOW IN EFFECT FROM 11 AM MST /NOON CST/THIS MORNING TO 5 PM MST /6 PM CST/ THIS AFTERNOON...THE FREEZING RAIN ADVISORY IS NOW IN EFFECT FROM 11 AM MST /NOONCST/ THIS MORNING TO 5 PM MST /6 PM CST/ THIS AFTERNOON.FREEZING DRIZZLE AND FREEZING FOG WILL DEVELOP THIS AFTERNOON ASWARM AIR RIDES UP OVER TOP OF COLD AIR TRAPPED AT THE SURFACE.LATER THIS EVENING THE LOW PRESSURE SYSTEM WILL CONTINUE NORTHEAST AS COOLER AIR ALOFT MOVES OVERHEAD...CAUSING FREEZING RAINAND DRIZZLE TO CHANGE OVER TO SNOW. LESS THAN A HALF OF AN INCHOF SNOW ACCUMULATION IS EXPECTED.A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN ORFREEZING DRIZZLE WILL FORM A GLAZE ON ROADS RESULTING INHAZARDOUS TRAVEL. SLOW DOWN AND USE CAUTION WHILE DRIVING BECAUSEEVEN TRACE AMOUNTS OF ICE ON ROADS CAN BE DANGEROUS.Source:
References
Freezing rain advisory Wikipedia(Text) CC BY-SA