208  
FXUS61 KCLE 270007  
AFDCLE  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE CLEVELAND OH  
807 PM EDT THU MAR 26 2026  
   
WHAT HAS CHANGED  
 
A TORNADO WATCH HAS BEEN ISSUED FOR THE ENTIRE AREA THROUGH 11PM  
TONIGHT AS CONFIDENCE CONTINUES TO INCREASE IN A MULTI-HAZARD  
SEVERE WEATHER EVENT. THERE REMAINS AN ENHANCED RISK (LEVEL 3 OF  
5) FOR SEVERE WEATHER WITH LARGE HAIL AND STRONG WINDS THE  
PRIMARY CONCERN, HOWEVER A TORNADO OR TWO CANNOT BE RULED OUT.  
IN ADDITION, CONFIDENCE CONTINUES TO INCREASE IN LOCALIZED HEAVY  
RAINFALL WITH THESE STORMS. SHORT, INTENSE BURSTS OF  
PRECIPITATION MAY RESULT IN ELEVATED RAINFALL RATES OVER 0.5"  
POSSIBLE.  
 
 
   
KEY MESSAGES  
 
1) SEVERE WEATHER IS EXPECTED THIS AFTERNOON THROUGH TONIGHT WITH  
ALL SEVERE HAZARDS POSSIBLE (I.E. - DAMAGING WIND GUSTS, LARGE HAIL,  
AND TORNADOES). STORMS WILL BE FAST MOVING BUT WILL ALSO TRAIN OVER  
THE SAME AREAS, WHICH MAY ALLOW FOR LOCALLY HEAVY RAINFALL AND  
ISOLATED FLOODING.  
 
2) HIGH PRESSURE BEHIND THE COLD FRONT WILL USHER IN DRY, BUT COLD,  
CONDITIONS ON FRIDAY. TEMPERATURES WARM THROUGH THE WEEKEND.  
PRECIPITATION CHANCES RETURN EARLY NEXT WEEK.  
 
 
   
DISCUSSION  
 
KEY MESSAGE 1...  
CONVECTION IS BEGINNING TO ENTER THE FORECAST AREA THIS AFTERNOON AS  
A CLUSTER OF SUB-SEVERE THUNDERSTORMS PUSHING ACROSS LAKE ERIE ARE  
CREEPING SOUTH INTO NORTHEAST OHIO AND NORTHWEST PENNSYLVANIA. NOT  
ANTICIPATING MUCH WITH THIS CLUSTER OF THUNDERSTORMS GIVEN LIMITED  
INSTABILITY. THE MAIN SHOW WITH THE ENHANCED RISK (LEVEL 3 OF 5)  
WILL COME WITHIN THE NEXT FEW HOURS AS WE ARE ALREADY BEGINNING TO  
SEE A NOSE OF MLCAPE 200-500 J/KG COUPLED WITH 70-80 KNOTS OF  
BULK SHEAR DEVELOP ACROSS THE WESTERN HALF OF THE FORECAST AREA.  
THUNDERSTORMS ARE EXPECTED TO RAPIDLY INITIATE ALONG A LINE  
EXTENDING FROM CENTRAL ILLINOIS INTO NORTHERN OHIO BETWEEN 19  
AND 21Z. AT THE ONSET, THERE MAY BE A MIX OF BOTH SUPERCELLS AND  
ORGANIZED LINEAR CONVECTION. WITH ANY INITIAL DEVELOPMENT OF  
SUPERCELLS THE LARGE HAIL AND TORNADO THREAT WILL BE THE  
PRIMARY SEVERE WEATHER HAZARD. CONVECTION WILL QUICKLY  
TRANSITION TO A LINE OF SEVERE THUNDERSTORMS ALONG THE  
APPROACHING COLD FRONT. THE PRIMARY THREAT IN A LINEAR SET UP  
WILL BE DAMAGING WIND GUSTS WITH A FEW EMBEDDED QLCS TORNADOES  
POSSIBLE. THE COLD FRONT WILL PUSH SOUTH THROUGH THE EVENING AND  
EARLY OVERNIGHT HOURS WITH THE SEVERE THREAT LIKELY DIMINISHING  
AROUND MIDNIGHT TONIGHT. STAY WEATHER AWARE THIS EVENING AS  
FUTURE SEVERE WEATHER WATCHES AND WARNINGS MAY BE ISSUED!  
 
DESPITE A STRONG LLJ OVERHEAD AND FAST STORM MOTIONS, THE MEAN LAYER  
FLOW WILL BE PARALLEL TO THE ADVANCING COLD FRONT. ADDITIONALLY,  
PWAT VALUES WILL RISE TO THE 1.25-1.50" RANGE WHICH EXCEED 90TH  
PERCENTILES FOR LATE MARCH. THE LATEST 12Z GUIDANCE INDICATES THAT  
THERE MAY BE AN AXIS OF RAINFALL AMOUNTS OF 1.50-1.75" ALONG AND  
SOUTH OF US-30. THE 12Z HREF 6-HR LPMM ALSO HIGHLIGHTS THE POTENTIAL  
FOR LOCALLY HIGHER SWATHS OF 2.00+ INCHES OF RAINFALL ACROSS  
PORTIONS OF NORTH CENTRAL OHIO. TO HIGHLIGHT THIS THREAT, THE  
WEATHER PREDICTION CENTER HAS UPGRADED A PORTION OF OUR FORECAST  
AREA TO A SLIGHT RISK (LEVEL 2 OF 4) FOR HEAVY RAINFALL/FLASH  
FLOODING.  
 
KEY MESSAGE 2...  
THE COLD FRONT EXITS SOUTH BY FRIDAY MORNING AS HIGH PRESSURE BUILDS  
ACROSS THE REGION IN ITS WAKE. DRY CONDITIONS WITH MUCH COOLER  
TEMPERATURES ARE ANTICIPATED FRIDAY THROUGH SATURDAY NIGHT. LOWS  
TONIGHT IMMEDIATELY BEHIND THE FRONT WILL FALL INTO THE LOW 30S.  
AFTERNOON HIGHS FRIDAY AND SATURDAY WILL RISE INTO THE UPPER 30S TO  
MID 40S. LOWS DROP INTO THE 20S SATURDAY NIGHT. TEMPERATURES WILL  
BEGIN TO INCREASE ON SUNDAY AS THE HIGH EXITS TO THE EAST AND USHERS  
IN SOUTHERLY FLOW. HIGHS RISE INTO THE MID 50S BY SUNDAY WITH  
HIGHS IN THE UPPER 60S TO LOWER 70S ANTICIPATED TO END MARCH  
AND BEGIN APRIL. A SERIES OF UPPER LEVEL DISTURBANCES ARE  
EXPECTED TO TRACK ACROSS THE REGION THROUGH EARLY NEXT WEEK.  
DAILY RAIN CHANCES ARE EXPECTED WITH HIGHER CHANCES TUESDAY AND  
WEDNESDAY.  
 
 
   
AVIATION /00Z FRIDAY THROUGH TUESDAY/  
 
DIMINISHED CONDITIONS ARE BEING OBSERVED ACROSS THE CWA THIS  
EVENING AS SEVERE STORMS CONTINUE TO MOVE EAST. PRIMARY THREAT  
THIS EVENING WILL BE GUSTY WINDS AND LARGE HAIL AT ALL  
TERMINALS, ALTHOUGH THOSE CLOSEST TO THE LAKE AND KTOL MAY AVOID  
THE BULK AS THEY ARE BEHIND THE BOUNDARY. AS THESE SHOWERS MOVE  
OUT, CEILINGS WILL REMAIN NON-VFR WITH THE POTENTIAL OF SOME FOG  
BUILDING IN FURTHER REDUCING CONDITIONS.  
 
PLEASE SEE THE OTHER NOTES FROM THE PREVIOUS UPDATE AS THEY  
REMAIN RELEVANT IN THIS TAF PERIOD AS WELL. HERE IS THE PREVIOUS  
DISCUSSION...  
 
BEHIND FRONTAL PASSAGE, LINGERING RAIN SHOWERS  
ARE EXPECTED TO PERSIST FOR A FEW HOURS INTO THE EARLY MORNING  
TOMORROW KEEPING CONDITIONS DOWN TO MVFR/IFR. THE WIDESPREAD  
RAIN SHOWERS WILL MOVE OUT OF THE REGION STARTING AROUND 08Z FOR  
THE NORTHERN SITES AND 12Z FOR SITES TO THE SOUTH. NON-VFR  
CEILINGS ARE EXPECTED TO CONTINUE FOR MOST SITES THROUGH MID-DAY  
TOMORROW WHEN CEILINGS BEGIN TO RISE.  
 
BEHIND THE FRONT, AS WINDS SHIFT TO BE NORTHERLY, THEY WILL  
DIMINISH TO AROUND 10 KNOTS SUSTAINED, GUSTING TO AROUND 20  
KNOTS AND WILL CONTINUE THROUGH THE REMAINDER OF THE TAF PERIOD.  
 
OUTLOOK...NON-VFR CEILINGS EXPECTED THROUGH FRIDAY AFTERNOON  
WITH PERIODIC RAIN SHOWERS POSSIBLE IN THE MORNING. NON-VFR  
POSSIBLE ON MONDAY WITH RAIN SHOWERS/THUNDERSTORMS.  
 
 
   
MARINE  
 
WINDS ACROSS LAKE ERIE ARE CURRENTLY OUT OF THE SOUTHWEST AT 10-15  
KNOTS WITH OCCASIONAL GUSTS UP TO 20 KNOTS. A COLD FRONT WILL MOVE  
FROM THE NORTH TO THE SOUTH OVER THE LAKE THIS EVENING AND WINDS  
QUICKLY SHIFT TO BE OUT OF THE NORTH BEHIND THE FRONT. WINDS  
WILL ALSO INCREASE TO AROUND 15-20 KNOTS ACROSS THE LAKE AND  
WAVES WILL BUILD TO BE 3-5 FEET ACROSS MUCH OF THE NEARSHORE. AS  
A RESULT, A SMALL CRAFT ADVISORY IS ACTIVE FOR THE NEARSHORE  
ZONES FROM RENO BEACH TO WILLOWICK FROM 11 PM TONIGHT TO 4 PM  
FRIDAY AND FOR WILLOWICK TO CONNEAUT FROM 2 AM TO 4 PM FRIDAY.  
WINDS WILL BEGIN TO DIMINISH FRIDAY AFTERNOON TO 10-15 KNOTS AND  
SHIFT TO BE MORE NORTHWESTERLY BY SATURDAY MORNING AS HIGH  
PRESSURE BUILDS IN FROM THE WEST. WAVES AS WELL WILL DIMINISH TO  
AROUND 1-3 FEET BY FRIDAY AFTERNOON. THE HIGH PRESSURE WILL  
DRIFT TO THE EAST THROUGHOUT THE DAY INTO SUNDAY AND WINDS WILL  
SHIFT TO BE OUT OF THE SOUTHWEST AROUND 5-10 KNOTS WITH WAVES  
LESS THAN 3 FEET. ON MONDAY, A COLD FRONT WILL DRIFT ACROSS LAKE  
ERIE AND WINDS WILL INCREASE TO BE 10- 15 KNOTS OUT OF THE  
SOUTHWEST AND WAVES BUILDING TO 3-5 FEET FOR AREAS EAST OF THE  
ISLANDS THROUGH MONDAY NIGHT. BY TUESDAY, THE COLD FRONT WILL  
DRIFT SOUTH OF THE LAKE AND AND WINDS WILL SHIFT TO BE OUT OF  
THE SOUTH TO SOUTHEASTERLY AT 15-20 KNOTS. WILL NEED TO MONITOR  
FOR THE POTENTIAL FOR ANOTHER SMALL CRAFT ADVISORY FOR EARLY  
NEXT WEEK.  
 
 
   
CLE WATCHES/WARNINGS/ADVISORIES  
 
OH...NONE.  
PA...NONE.  
MARINE...SMALL CRAFT ADVISORY FROM 11 PM THIS EVENING TO 4 PM EDT  
FRIDAY FOR LEZ143>146.  
SMALL CRAFT ADVISORY FROM 2 AM TO 4 PM EDT FRIDAY FOR LEZ147-  
148.  
 
 
 
 
 
DISCUSSION...04/13  
AVIATION...04/23  
MARINE...23  
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