Cincinnati Ohio Forecast

Cincinnati Forecast May 13 - May 19, 2013

***Frost Advisory In Effect From 2am To 9am Monday***

Tonight: Becoming mostly clear after midnight with scattered frost developing late.  Low around 35.

Monday: Scattered frost then mostly sunny.  High around 62.

Monday Night:  Partly cloudy.  Low around 43.

Tuesday:  Partly cloudy.  High around 77.

Tuesday Night:  Partly cloudy.  Low around 58.

Wednesday:  Partly cloudy and much warmer.  High around 85.

Wednesday Night:  Partly cloudy with a slight chance of showers and t-storms.  Low around 64.  Chance of rain 30%.

Thursday:  Partly cloudy with a chance of showers and t-storms.  High around 78.  Chance of rain 50%.

Thursday Night:  Mostly cloudy with a chance of showers and t-storms.  Lows around 61.  Chance of rain 50%.

Friday:   Partly cloudy with a 30% chance of showers and t-storms.  Highs around 79.

Friday Night:  Partly cloudy with a 30% chance of showers and t-storms.  Lows around 63.

Saturday:  Partly cloudy with a chance of showers and t-storms.  Highs around 81.  Chance of rain 30%.

Saturday Night:  Partly cloudy with a chance of showers and t-storms.  Lows around 64.  Chance of rain 30%.

Sunday:  Partly cloudy with a 30% chance of showers and t-storms.  Highs around 82.


Cincinnati Ohio Forecast Discussion


.MID EVENING UPDATE...ISSUED AT 9PM...
VIS SAT SHOWS BAND OF CU STILL ACROSS THE CWA.  FRESHENED UP SKY WORDING IN THE GRIDS.  THINK SKIES WILL CLEAR AROUND MIDNIGHT SO TIMED CLEARING OF SKIES.  LATEST RAP ALSO BACKS UP THIS THINKING SHOWING A THIN LAYER OF MOISTURE AT 850 MB DRYING OUT AFTER MIDNIGHT.  DP'S STILL IN THE UPPER 20S SO TEMPS SHOULD BEGIN TO FALL RAPIDLY AFTER MIDNIGHT.  AS FAR AS WINDS GO, THEY ARE BEGINNING TO COME DOWN AT OR BELOW 10 KNOTS.  LATEST RAP HAS WINDS DROPPING OFF FOR 3 OR 4 HOURS PRIOR TO SUNRISE.  SCATTERED FROST STILL LOOKING GOOD BY MORNING.  IT WILL MELT OFF AFTER 8AM.  NO CHANGES TO THE TEMP FORECAST AT THIS TIME.


.NEAR TERM /UNTIL 6 AM MONDAY MORNING/...
WITH LOW DP'S IN THE U20S AND L30S ACROSS THE CWA COMBINED WITH CLEAR SKIES AND DECREASING WINDS AFTER MIDNIGHT, HAVE DECIDED TO ISSUE A FROST ADVISORY FOR THE ENTIRE CWA.  EXCELLENT RADIATIONAL COOLING CONDITIONS WILL OCCUR WITH LOWS IN THE LO TO MID 30S ACROSS THE CWA.


.SHORT TERM /6 AM MONDAY THROUGH WEDNESDAY NIGHT/..
THE PERIOD BEGINS WITH HIGH PRESSURE IN CONTROL PROVIDING A COOL NW FLOW AND SUNNY SKIES.  HAVE HIGHS IN THE L60S ACROSS THE CWA.  LOWS WILL NOT BE AS COLD MON NIGHT AS HIGH CLOUDS MOVE INTO THE REGION AS WEAK WAA COMMENCES AS THE HIGH MOVES OFF TO THE EAST.  A WARM FRONT WILL MOVE THRU THE CWA ON TUES PROVIDING STRONG WAA AND MUCH WARMER AIR.  TEMPS TO RISE INTO THE MID AND U70S ACROSS THE CWA.  850 MB TEMPS RISE TO BETWEEN +16 AND +19 BY WED ALLOWING FOR HIGHS IN THE LO TO MID 80S.  GFS AND ECMWF  BOTH SHOW CONVECTION PUSHING INTO THE CWA LATE WED NIGHT SO HAVE SLIGHT CHANCE POPS IN THE FORECAST.  LOWS WILL BE MUCH WARMER IN THE LO TO MID 60S.


.LONG TERM / THURSDAY THROUGH SUNDAY/..

LONG TERM PERIOD REMAINS ACTIVE WITH FRONT MOVING CLOSER TO THE CWA.  THIS WILL PROVIDE A GOOD SHOT AT T-STORMS BOTH THURS AND THURS NIGHT SO HAVE MAINTAINED HIGH CHANCE POPS.  FRONT TO WAVER BACK AND FORTH ACROSS THE CWA SO USED SLIGHT CHANCE POPS FOR THE REMAINDER OF THE PERIOD.  HIGHS GENERALLY WILL RUN IN THE U70S TO L80S WITH LOWS IN THE 60S.

NEAR TERM....RHOADS
SHORT TERM....RHOADS
LONG TERM....RHOADS

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