240
FNCA52 TJSJ 251930
FWFSJU
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
330 PM AST SUN OCT 25 2026
DISCUSSION
NO FIRE DANGER IS EXPECTED TODAY.
PRZ014-260800-
SOUTHEAST COASTAL PLAINS-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 60 50 40
TEMP (24H TREND) 75 (-2) 90 (0) 75 90
RH % (24H TREND) 95 (+2) 52 (-15) 94 60
WIND 20FT/EARLY(MPH) E 10 E 14 E 12 SE 10
WIND 20FT/LATE(MPH) E 10 SE 16 E 11 SE 10
MIXING HGT(FT-AGL/MSL) 4600 4210
TRANSPORT WND (MPH) SE 17 SE 12
VENT RATE (KT-FT) 69000 42100
DISPERSION 5 5
DSI 5 6 5 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ015-260800-
SOUTHERN HILLS-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 50 60 50 40
TEMP (24H TREND) 72 (-3) 88 (+3) 71 88
RH % (24H TREND) 98 (+4) 63 (-7) 98 64
WIND 20FT/EARLY(MPH) SE 10 SE 13 SE 11 SE 10
WIND 20FT/LATE(MPH) SE 9 SE 13 SE 10 SE 10
MIXING HGT(FT-AGL/MSL) 5180 4920
TRANSPORT WND (MPH) SE 17 SE 12
VENT RATE (KT-FT) 77700 49200
DISPERSION 5 5
DSI 4 6 5 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ016-260800-
NORTH COASTAL PLAINS-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 10 40 20 50
TEMP (24H TREND) 74 (-3) 92 (+1) 74 92
RH % (24H TREND) 97 (+4) 59 (-4) 97 58
WIND 20FT/EARLY(MPH) SE 10 SE 12 SE 11 SE 10
WIND 20FT/LATE(MPH) SE 9 SE 14 SE 10 E 12
MIXING HGT(FT-AGL/MSL) 5750 4600
TRANSPORT WND (MPH) SE 13 SE 8
VENT RATE (KT-FT) 63250 32200
DISPERSION 5 5
DSI 3 6 3 5
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ017-260800-
NORTHERN HILLS-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 0 30 20 60
TEMP (24H TREND) 72 (-2) 91 (+1) 72 91
RH % (24H TREND) 97 (+1) 59 (-2) 98 59
WIND 20FT/EARLY(MPH) SE 9 SE 9 SE 9 SE 6
WIND 20FT/LATE(MPH) E 6 SE 13 SE 6 E 9
MIXING HGT(FT-AGL/MSL) 5880 4840
TRANSPORT WND (MPH) SE 12 SE 8
VENT RATE (KT-FT) 58800 33880
DISPERSION 5 5
DSI 2 6 2 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ018-260800-
WEST COAST-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 60 10 10 50
TEMP (24H TREND) 75 (-1) 92 (+1) 74 92
RH % (24H TREND) 96 (+3) 61 (-4) 96 60
WIND 20FT/EARLY(MPH) SE 14 SE 16 SE 14 SE 13
WIND 20FT/LATE(MPH) E 13 SE 17 SE 14 SE 13
MIXING HGT(FT-AGL/MSL) 4870 4610
TRANSPORT WND (MPH) SE 18 SE 15
VENT RATE (KT-FT) 77920 59930
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ019-260800-
EASTERN INTERIOR-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 50 40 40 40
TEMP (24H TREND) 73 (-3) 90 (+2) 73 90
RH % (24H TREND) 98 (+3) 60 (-6) 98 61
WIND 20FT/EARLY(MPH) SE 12 SE 13 SE 12 SE 10
WIND 20FT/LATE(MPH) SE 11 SE 13 SE 12 SE 11
MIXING HGT(FT-AGL/MSL) 5740 5310
TRANSPORT WND (MPH) SE 16 SE 10
VENT RATE (KT-FT) 80360 47790
DISPERSION 5 5
DSI 4 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ022-260800-
LUQUILLO MOUNTAIN RANGE-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 60 40 40 40
TEMP (24H TREND) 71 (-3) 86 (+3) 71 87
RH % (24H TREND) 100 (+2) 64 (-7) 100 64
WIND 20FT/EARLY(MPH) SE 9 SE 11 SE 10 SE 9
WIND 20FT/LATE(MPH) SE 9 SE 12 SE 10 SE 10
MIXING HGT(FT-AGL/MSL) 4430 4120
TRANSPORT WND (MPH) SE 17 SE 12
VENT RATE (KT-FT) 66450 41200
DISPERSION 5 5
DSI 5 6 5 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ023-260800-
CENTRAL MOUNTAIN RANGE-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 30 30 60
TEMP (24H TREND) 70 (-3) 88 (+5) 69 88
RH % (24H TREND) 99 (+3) 63 (-7) 99 64
WIND 20FT/EARLY(MPH) SE 10 SE 11 SE 9 SE 9
WIND 20FT/LATE(MPH) SE 8 SE 11 SE 9 SE 10
MIXING HGT(FT-AGL/MSL) 5690 5230
TRANSPORT WND (MPH) SE 16 SE 12
VENT RATE (KT-FT) 79660 52300
DISPERSION 5 5
DSI 2 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ024-260800-
CAYEY MOUNTAIN RANGE-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 60 50 40
TEMP (24H TREND) 72 (-2) 85 (+2) 72 85
RH % (24H TREND) 99 (+1) 66 (-6) 100 65
WIND 20FT/EARLY(MPH) SE 8 SE 10 SE 9 SE 8
WIND 20FT/LATE(MPH) SE 8 SE 11 SE 9 SE 8
MIXING HGT(FT-AGL/MSL) 4860 4370
TRANSPORT WND (MPH) SE 17 SE 10
VENT RATE (KT-FT) 72900 39330
DISPERSION 5 5
DSI 4 6 5 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ025-260800-
VIEQUES-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 50 30 30 40
TEMP (24H TREND) 78 (-2) 91 (+1) 78 90
RH % (24H TREND) 89 (+3) 60 (-4) 87 59
WIND 20FT/EARLY(MPH) SE 13 SE 14 SE 13 SE 11
WIND 20FT/LATE(MPH) SE 13 SE 14 SE 13 SE 10
MIXING HGT(FT-AGL/MSL) 3400 2920
TRANSPORT WND (MPH) SE 18 SE 14
VENT RATE (KT-FT) 54400 35040
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ026-260800-
CULEBRA-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 30 30 40
TEMP (24H TREND) 79 (-2) 92 (+2) 79 93
RH % (24H TREND) 88 (+3) 60 (-6) 87 56
WIND 20FT/EARLY(MPH) SE 14 SE 16 SE 14 SE 12
WIND 20FT/LATE(MPH) SE 14 SE 16 SE 14 SE 11
MIXING HGT(FT-AGL/MSL) 3400 3110
TRANSPORT WND (MPH) SE 20 SE 15
VENT RATE (KT-FT) 57800 40430
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ027-260800-
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 20 40 40
TEMP (24H TREND) 76 (-2) 92 (+2) 75 92
RH % (24H TREND) 94 (+4) 53 (-10) 93 57
WIND 20FT/EARLY(MPH) SE 16 E 19 G26 SE 17 SE 14
WIND 20FT/LATE(MPH) E 16 SE 20 E 16 SE 16
MIXING HGT(FT-AGL/MSL) 4590 4640
TRANSPORT WND (MPH) SE 21 SE 15
VENT RATE (KT-FT) 82620 60320
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
VIZ001-260800-
SAINT THOMAS AND SAINT JOHN-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 20 20 40
TEMP (24H TREND) 77 (-3) 88 (+1) 77 88
RH % (24H TREND) 90 (+3) 65 (-5) 90 64
WIND 20FT/EARLY(MPH) SE 16 SE 17 SE 14 SE 13
WIND 20FT/LATE(MPH) SE 16 SE 17 SE 14 SE 12
MIXING HGT(FT-AGL/MSL) 3270 2990
TRANSPORT WND (MPH) SE 22 SE 16
VENT RATE (KT-FT) 62130 41860
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
VIZ002-260800-
ST CROIX-
330 PM AST SUN OCT 25 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 20 30 30
TEMP (24H TREND) 78 (-2) 91 (+2) 78 90
RH % (24H TREND) 93 (+3) 65 (-6) 93 63
WIND 20FT/EARLY(MPH) SE 16 SE 16 SE 13 SE 12
WIND 20FT/LATE(MPH) SE 16 SE 16 SE 12 SE 12
MIXING HGT(FT-AGL/MSL) 4460 4170
TRANSPORT WND (MPH) SE 21 SE 14
VENT RATE (KT-FT) 80280 50040
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page