833
FNCA52 TJSJ 230718
FWFSJU
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
318 AM AST MON FEB 23 2026
DISCUSSION
THE KBDI AT CABO ROJO IS AT 638, IN GUANICA 466, AND 327 AT CAMP
SANTIAGO. ALTHOUGH DRIER CONDTIONS ARE EXPECTED TODAY, WIND
SPEEDS ARE EXPECTED TO DECREASE IN GENERAL, BETWEEN 10 AND 15 MPH
FROM THE SOUTH-SOUTHEAST. THESE WINDS ARE CARRYING SHOWERS AND
LOW-LEVEL CLOUDS FROM THE CARIBBEAN WATERS, AND SOME OF THIS
ACTIVITY WILL REACH AT TIMES THE SOUTHERN COAST OF PR TODAY.
THEREFORE, THE FIRE DANGER FOR TODAY WILL BE LOW IN GENERAL.
PRZ014-240730-
SOUTHEAST COASTAL PLAINS-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 10 50
TEMP (24H TREND) 90 (+3) 70 (-1) 87
RH % (24H TREND) 42 (-11) 76 (-10) 46
WIND 20FT/EARLY(MPH) SE 13 G18 E 5 SE 12 G17
WIND 20FT/LATE(MPH) SE 13 G18 E 5 SE 12 G17
MIXING HGT(FT-AGL/MSL)5520 4250
TRANSPORT WND (MPH) SE 15 E 8
VENT RATE (KT-FT) 71760 29750
DISPERSION 5 5
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ015-240730-
SOUTHERN HILLS-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 0 60
TEMP (24H TREND) 84 (+2) 67 (-1) 83
RH % (24H TREND) 55 (-5) 87 (-3) 62
WIND 20FT/EARLY(MPH) SE 11 SE 8 SE 9
WIND 20FT/LATE(MPH) SE 11 SE 8 SE 9
MIXING HGT(FT-AGL/MSL)6130 4680
TRANSPORT WND (MPH) SE 15 E 8
VENT RATE (KT-FT) 79690 32760
DISPERSION 5 5
DSI 6 1 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ016-240730-
NORTH COASTAL PLAINS-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 0 50
TEMP (24H TREND) 88 (+1) 69 (0) 86
RH % (24H TREND) 53 (-3) 86 (-7) 62
WIND 20FT/EARLY(MPH) SE 12 S 9 NE 12
WIND 20FT/LATE(MPH) SE 12 S 9 NE 12
MIXING HGT(FT-AGL/MSL)6060 3930
TRANSPORT WND (MPH) SE 12 E 7
VENT RATE (KT-FT) 60600 23580
DISPERSION 5 5
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ017-240730-
NORTHERN HILLS-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR CLEAR PCLDY
PRECIP TYPE SHOWERS NONE TSTMS
CHANCE PRECIP (%) 60 0 60
TEMP (24H TREND) 87 (+1) 67 (+1) 84
RH % (24H TREND) 53 (-1) 85 (-9) 59
WIND 20FT/EARLY(MPH) SE 9 S 8 NE 11
WIND 20FT/LATE(MPH) SE 9 S 8 NE 11
MIXING HGT(FT-AGL/MSL)6560 4350
TRANSPORT WND (MPH) SE 12 E 5
VENT RATE (KT-FT) 65600 17400
DISPERSION 5 4
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ018-240730-
WEST COAST-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR CLEAR PCLDY
PRECIP TYPE SHOWERS NONE TSTMS
CHANCE PRECIP (%) 30 0 60
TEMP (24H TREND) 90 (+2) 69 (0) 86
RH % (24H TREND) 50 (-4) 87 (-3) 58
WIND 20FT/EARLY(MPH) SE 16 E 13 NE 14 G17
WIND 20FT/LATE(MPH) SE 16 E 13 NE 14 G17
MIXING HGT(FT-AGL/MSL)6340 4430
TRANSPORT WND (MPH) SE 15 NE 3
VENT RATE (KT-FT) 82420 13290
DISPERSION 5 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ019-240730-
EASTERN INTERIOR-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 20 60
TEMP (24H TREND) 85 (+1) 67 (-2) 84
RH % (24H TREND) 57 (-4) 91 (-2) 64
WIND 20FT/EARLY(MPH) SE 11 SE 8 E 9
WIND 20FT/LATE(MPH) SE 11 SE 8 E 9
MIXING HGT(FT-AGL/MSL)5870 4690
TRANSPORT WND (MPH) S 15 E 9
VENT RATE (KT-FT) 76310 37520
DISPERSION 5 5
DSI 6 1 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ022-240730-
LUQUILLO MOUNTAIN RANGE-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 40 70
TEMP (24H TREND) 81 (+3) 65 (-3) 80
RH % (24H TREND) 64 (-5) 96 (+1) 70
WIND 20FT/EARLY(MPH) SE 10 SE 6 SE 8
WIND 20FT/LATE(MPH) SE 10 SE 6 SE 8
MIXING HGT(FT-AGL/MSL)4450 4180
TRANSPORT WND (MPH) S 15 E 10
VENT RATE (KT-FT) 57850 37620
DISPERSION 5 5
DSI 6 1 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ023-240730-
CENTRAL MOUNTAIN RANGE-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR CLEAR PCLDY
PRECIP TYPE SHOWERS NONE TSTMS
CHANCE PRECIP (%) 40 0 70
TEMP (24H TREND) 84 (+3) 64 (-1) 83
RH % (24H TREND) 55 (-3) 88 (-5) 61
WIND 20FT/EARLY(MPH) SE 13 SE 11 E 13
WIND 20FT/LATE(MPH) SE 13 SE 11 E 13
MIXING HGT(FT-AGL/MSL)6520 5040
TRANSPORT WND (MPH) SE 14 E 5
VENT RATE (KT-FT) 78240 20160
DISPERSION 5 4
DSI 6 1 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ024-240730-
CAYEY MOUNTAIN RANGE-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 30 60
TEMP (24H TREND) 80 (+1) 67 (0) 80
RH % (24H TREND) 64 (-3) 93 (-2) 70
WIND 20FT/EARLY(MPH) SE 10 SE 5 E 8
WIND 20FT/LATE(MPH) SE 10 SE 5 E 8
MIXING HGT(FT-AGL/MSL)5330 4580
TRANSPORT WND (MPH) SE 16 E 10
VENT RATE (KT-FT) 74620 41220
DISPERSION 5 5
DSI 6 0 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ025-240730-
VIEQUES-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 30 60
TEMP (24H TREND) 86 (0) 70 (-3) 86
RH % (24H TREND) 55 (-4) 92 (+5) 59
WIND 20FT/EARLY(MPH) SE 13 SE 9 SE 10
WIND 20FT/LATE(MPH) SE 13 SE 9 SE 10
MIXING HGT(FT-AGL/MSL)3790 3240
TRANSPORT WND (MPH) SE 16 E 12
VENT RATE (KT-FT) 53060 32400
DISPERSION 5 5
DSI 6 4 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ026-240730-
CULEBRA-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 20 60
TEMP (24H TREND) 86 (+1) 71 (-4) 87
RH % (24H TREND) 60 (-3) 94 (+9) 60
WIND 20FT/EARLY(MPH) SE 14 G18 SE 9 SE 11
WIND 20FT/LATE(MPH) SE 14 G18 SE 9 SE 11
MIXING HGT(FT-AGL/MSL)3780 3140
TRANSPORT WND (MPH) SE 18 E 14
VENT RATE (KT-FT) 60480 37680
DISPERSION 5 5
DSI 6 4 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ027-240730-
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR CLEAR PCLDY
PRECIP TYPE SHOWERS NONE SHOWERS
CHANCE PRECIP (%) 10 0 40
TEMP (24H TREND) 91 (+3) 70 (-1) 88
RH % (24H TREND) 44 (-5) 77 (-8) 40
WIND 20FT/EARLY(MPH) SE 16 G21 E 12 E 11
WIND 20FT/LATE(MPH) SE 16 G21 E 12 E 11
MIXING HGT(FT-AGL/MSL)6150 4580
TRANSPORT WND (MPH) SE 15 E 7
VENT RATE (KT-FT) 79950 27480
DISPERSION 5 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
VIZ001-240730-
SAINT THOMAS AND SAINT JOHN-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 10 50
TEMP (24H TREND) 84 (0) 70 (-5) 84
RH % (24H TREND) 60 (-3) 99 (+14) 62
WIND 20FT/EARLY(MPH) SE 16 G19 SE 9 SE 12
WIND 20FT/LATE(MPH) SE 16 G19 SE 9 SE 12
MIXING HGT(FT-AGL/MSL)3800 3260
TRANSPORT WND (MPH) SE 18 SE 15
VENT RATE (KT-FT) 60800 42380
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
VIZ002-240730-
ST CROIX-
318 AM AST MON FEB 23 2026
TODAY TONIGHT TUE
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 20 60
TEMP (24H TREND) 86 (+1) 72 (-2) 88
RH % (24H TREND) 56 (-6) 95 (+9) 57
WIND 20FT/EARLY(MPH) SE 13 SE 8 SE 14 G18
WIND 20FT/LATE(MPH) SE 13 SE 8 SE 14 G18
MIXING HGT(FT-AGL/MSL)4700 4080
TRANSPORT WND (MPH) SE 15 SE 18
VENT RATE (KT-FT) 61100 65280
DISPERSION 5 5
DSI 6 5 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
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