259  
FOUS52 KKEY 201957  
PFMKEY  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE KEY WEST FL  
357 PM EDT WED MAY 20 2026  
 
FLZ078-210800-  
KEY WEST-MONROE FL  
24.55N 81.75W ELEV. 3 FT  
357 PM EDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 81 91 81 91 82  
TEMP 88 84 83 82 81 83 87 89 89 84 83 83 81 83 87 89 89 85 83 83 82 84  
DEWPT 75 74 74 74 74 74 75 75 75 74 75 75 75 75 76 75 75 75 75 75 75 75  
RH 66 72 74 77 79 74 68 64 64 72 77 77 82 77 70 64 64 72 77 77 79 74  
WIND DIR E E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 12 13 13 13 12 11 10 10 11 12 13 12 11 11 10 10 11 12 12 12 12 10  
CLOUDS FW FW FW FW FW FW FW FW FW FW FW SC SC FW FW FW FW FW FW FW FW FW  
POP 12HR 20 20 20 10 10  
QPF 12HR 0.02 0 0 0 0  
RAIN SHWRS C S S S S S S S S S S S S S S S S S S S S S  
TSTMS S S S S S S S S S S S S S S S S S S S S S S  
HEAT INDEX 98 91 90 88 86 90 96 99 99 91 90 90 87 90 98 99 99 94 90 90 89 92  
MAX HEAT 99 90 90 99 101 92 90 99 99 92 92  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 92 81 91 81 91 81 91 81 91  
TEMP 90 87 83 84 89 86 83 84 89 87 83 84 89 86 83 84 89 86  
DEWPT 76 75 75 75 76 75 75 75 76 75 75 75 76 75 75 75 76 75  
PWIND DIR E E E E E E E E E  
WIND CHAR GN GN BZ BZ BZ BZ BZ BZ GN  
AVG CLOUDS FW FW FW SC FW FW SC SC FW FW SC B1 SC SC B1 B2 B1 B1  
POP 12HR 10 20 10 30 5 40 10 40 40  
RAIN SHWRS S S S S C C C C S S C C C C  
TSTMS S S S S S S S S S S C C  
 

 
FLZ077-210800-  
MARATHON-MONROE FL  
24.72N 81.04W ELEV. 5 FT  
357 PM EDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 80 87 80 87 81  
TEMP 85 83 82 82 82 82 85 85 85 83 83 82 81 82 85 85 85 83 83 83 82 83  
DEWPT 74 74 74 74 74 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 76  
RH 70 74 77 77 77 79 72 72 72 77 77 79 82 79 72 72 72 77 77 77 79 80  
WIND DIR E E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 13 13 12 12 11 11 11 11 12 13 13 12 11 11 11 11 12 12 12 12 11 10  
CLOUDS FW SC FW FW FW FW FW FW FW FW FW SC SC FW FW FW FW FW FW FW FW FW  
POP 12HR 20 20 20 20 20  
QPF 12HR 0 0 0 0 0  
RAIN SHWRS C S S S S S S S S S S S S S S S S S S S S S  
TSTMS S S S S S S S S S S S S S S S S S S S S S S  
HEAT INDEX 93 90 88 88 88 89 94 94 94 90 90 89 87 89 94 94 94 90 90 90 89 91  
MAX HEAT 94 89 89 94 95 90 89 94 95 90 91  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 88 81 87 80 87 81 87 80 87  
TEMP 86 85 82 83 86 85 83 83 86 85 83 83 86 85 83 83 86 85  
DEWPT 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75  
PWIND DIR E E E E E E E E E  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS FW FW SC SC SC FW SC SC SC FW SC SC SC SC SC B1 B1 B1  
POP 12HR 20 20 10 40 10 30 20 40 30  
RAIN SHWRS S S S S S S C C S S C C S S C C C C  
TSTMS S S S S C C C C S S C C C C  
 

 
 
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