795  
FNUS71 KILN 141150  
FWSILN  
 
SPOT FORECAST FOR FIVE RIVERS METROPARKS PRESCRIBED FIRE...FIVE RIVERS METROPARKS  
NATIONAL WEATHER SERVICE WILMINGTON OH  
750 AM EDT WED APR 14 2021  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON APRIL 14.  
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS  
WITH THIS FORECAST.  
   
DISCUSSION
 
 
CONDITIONS ACROSS NORTHERN MONTGOMERY COUNTY ARE DRY THIS MORNING  
WITH LIGHT AND VARIABLE WINDS. WIND FORECAST IS LOW CONFIDENCE  
THIS MORNING DUE TO THE VARIABLE DIRECTION. DURING THE LATE  
MORNING TO EARLY AFTERNOON HOURS, WINDS INCREASE OUT OF THE WEST  
AS A COLD FRONT APPROACHES THE AREA. THE LOCAL AREA WILL REMAIN  
DRY THROUGHOUT THE AFTERNOON EVEN AS THE COLD FRONT APPROACHES.  
THERE IS AN EXPECTED WINDSHIFT FROM WEST TO NORTHWEST THIS EVENING  
AS THE FRONT MOVES THROUGH WEST-CENTRAL OHIO. FOR THURSDAY, WINDS  
REMAIN OUT OF THE NORTHWEST WITH GUSTS OVER 20 MPH MORE FREQUENT.  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT) THEN BECOMING  
SUNNY (15-25 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
MAX TEMPERATURE.....AROUND 63.  
MIN HUMIDITY........36 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 6 TO 10 MPH IN THE  
AFTERNOON.  
MIXING HEIGHT.......7300 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 3 TO 5 MPH SHIFTING TO THE WEST 5 TO  
13 MPH IN THE LATE MORNING AND EARLY AFTERNOON,  
THEN INCREASING TO 15 TO 16 MPH LATE IN THE  
AFTERNOON.  
HAINES INDEX........4 TO 5 OR LOW TO MODERATE POTENTIAL FOR LARGE  
PLUME DOMINATED FIRE GROWTH.  
 
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........63 49 39 52 64 55 50 46 22 14  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).10 10 10 10 10 10 10 0 0 0  
TEMP............46 49 52 56 57 59 60 61 62 61  
RH..............68 63 56 49 47 42 41 41 38 39  
20 FT WIND DIR..E E SE SW W W W W W W  
20 FT WIND SPD..1 2 2 2 3 5 6 6 7 8  
20 FT WIND GUST. 6 8 10 11 12 12  
MIX HGT (KFT)...1.1 2.6 4.2 5.7 6.0 6.4 6.7 6.9 7.1 7.3  
TRANSP WIND DIR.E NE NW W W W W W W W  
TRANSP WIND SPD.3 5 5 6 8 9 12 13 15 16  
HAINES INDEX....5 5 4 4 4 4 4 4 4 4  
   
THURSDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 54.  
MIN HUMIDITY........50 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 7 TO 13 MPH. GUSTS UP TO 23 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......7900 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 9 TO 17 MPH INCREASING TO 20 TO 23  
MPH IN THE AFTERNOON.  
HAINES INDEX........3 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE  
PLUME DOMINATED FIRE GROWTH.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........47 49 54 48 41 42 44 53 61 57 52 48  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............40 39 39 42 45 47 49 50 50 51 51 52  
RH..............64 67 67 65 58 53 50 50 50 50 50 50  
20 FT WIND DIR..NW NW NW NW NW NW W NW NW NW NW NW  
20 FT WIND SPD..5 5 5 6 9 9 9 10 11 11 11 11  
20 FT WIND GUST.6 6 6 8 13 13 14 17 18 18 18 18  
MIX HGT (KFT)...3.4 3.9 4.4 5.1 5.9 6.7 7.1 7.5 7.9 7.7 7.5 7.3  
TRANSP WIND DIR.N NW NW NW NW NW NW NW NW NW NW NW  
TRANSP WIND SPD.9 10 12 14 15 17 20 21 23 23 23 23  
HAINES INDEX....3 3 3 3 4 4 4 4 4 4 4 4  
 

 
FORECASTER...MCGINNIS  
REQUESTED BY...MEREDITH COBB  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2108996.0/ILN  
.DELDT 04/14/21  
.FORMATTERVERSION 1.0.26  
.EMAIL MCOBB@METROPARKS.ORG  
 
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