Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
623 FNCA52 TJSJ 250945 FWFSJU Fire Weather Planning Forecast for Puerto Rico National Weather Service San Juan PR 545 AM AST Wed Sep 25 2024 .DISCUSSION... The RH values across the southern, southwestern and parts of the north coast of Puerto Rico will drop to as low as the mid 50s, but KBDI values will remain much below critical thresholds, except for Guanica has now reached 556 due to persistent sunny skies and high temperatures. Fortunately 10 hour fuel moistures range from 15 to 28. Winds will be 10 to 15 mph with some higher gusts today. There is a continued risk of thunderstorms and some may contain frequent lightning, very gusty winds and torrential rain, but nevertheless, the risk of dangerous fire behavior will remain low through the week. PRZ014-260945- Southeast Coastal Plains- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Pcldy Pcldy Precip Type Tstms Showers Tstms Chance Precip (%) 60 30 40 Temp (24h trend) 94 (+2) 75 (-3) 94 RH % (24h trend) 56 (-5) 96 (+6) 56 Wind 20ft/early(mph) E 14 E 12 E 20 G26 Wind 20ft/late(mph) E 14 E 12 E 20 G26 Mixing Hgt(ft-agl/msl)4890 5130 Transport Wnd (mph) E 13 E 15 Vent Rate (kt-ft) 53790 66690 Dispersion 5 5 DSI 5 3 5 LAL 2 1 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ015-260945- Southern Hills- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Pcldy Pcldy Precip Type Tstms Showers Tstms Chance Precip (%) 70 10 60 Temp (24h trend) 91 (+2) 72 (-4) 90 RH % (24h trend) 59 (-3) 98 (+7) 60 Wind 20ft/early(mph) E 11 NE 9 E 14 Wind 20ft/late(mph) E 11 NE 9 E 14 Mixing Hgt(ft-agl/msl)5150 5350 Transport Wnd (mph) E 12 E 15 Vent Rate (kt-ft) 51500 69550 Dispersion 5 5 DSI 5 2 5 LAL 2 2 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ016-260945- North Coastal Plains- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Pcldy Pcldy Precip Type Tstms Showers Tstms Chance Precip (%) 50 50 40 Temp (24h trend) 92 (+1) 75 (-4) 91 RH % (24h trend) 64 (-2) 100 (+8) 67 Wind 20ft/early(mph) E 17 G19 E 14 E 18 G21 Wind 20ft/late(mph) E 17 G19 E 14 E 18 G21 Mixing Hgt(ft-agl/msl)4710 5020 Transport Wnd (mph) E 14 E 17 Vent Rate (kt-ft) 56520 75300 Dispersion 5 5 DSI 5 5 6 LAL 2 2 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ017-260945- Northern Hills- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Pcldy Pcldy Precip Type Tstms Showers Tstms Chance Precip (%) 70 20 60 Temp (24h trend) 91 (+1) 74 (-2) 89 RH % (24h trend) 64 (0) 99 (+5) 65 Wind 20ft/early(mph) E 13 E 12 NE 17 Wind 20ft/late(mph) E 13 E 12 NE 17 Mixing Hgt(ft-agl/msl)5000 5110 Transport Wnd (mph) E 10 E 15 Vent Rate (kt-ft) 45000 66430 Dispersion 5 5 DSI 5 3 6 LAL 2 1 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ018-260945- West Coast- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Mclear Pcldy Precip Type Tstms None Tstms Chance Precip (%) 80 0 60 Temp (24h trend) 93 (+1) 74 (-2) 92 RH % (24h trend) 62 (-1) 98 (+5) 62 Wind 20ft/early(mph) E 12 E 11 SE 13 Wind 20ft/late(mph) E 12 E 11 SE 13 Mixing Hgt(ft-agl/msl)4560 4700 Transport Wnd (mph) SE 8 E 9 Vent Rate (kt-ft) 31920 37600 Dispersion 5 5 DSI 5 3 5 LAL 2 1 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ019-260945- Eastern Interior- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Pcldy Pcldy Precip Type Tstms Showers Tstms Chance Precip (%) 50 60 40 Temp (24h trend) 91 (+1) 73 (-3) 89 RH % (24h trend) 60 (-3) 100 (+5) 64 Wind 20ft/early(mph) E 11 E 10 E 13 Wind 20ft/late(mph) E 11 E 10 E 13 Mixing Hgt(ft-agl/msl)5370 5650 Transport Wnd (mph) E 13 E 16 Vent Rate (kt-ft) 59070 79100 Dispersion 5 5 DSI 5 3 5 LAL 2 2 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ022-260945- Luquillo Mountain Range- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Mcldy Pcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 50 60 50 Temp (24h trend) 89 (+2) 71 (-3) 87 RH % (24h trend) 63 (-1) 100 (+2) 65 Wind 20ft/early(mph) E 10 E 8 E 11 Wind 20ft/late(mph) E 10 E 8 E 11 Mixing Hgt(ft-agl/msl)4650 4350 Transport Wnd (mph) E 13 E 16 Vent Rate (kt-ft) 51150 60900 Dispersion 5 5 DSI 6 3 6 LAL 2 2 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ023-260945- Central Mountain Range- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Mclear Pcldy Precip Type Tstms Showers Tstms Chance Precip (%) 80 0 70 Temp (24h trend) 90 (+3) 69 (-5) 88 RH % (24h trend) 62 (-2) 99 (+6) 63 Wind 20ft/early(mph) E 9 E 9 E 11 Wind 20ft/late(mph) E 9 E 9 E 11 Mixing Hgt(ft-agl/msl)5760 5330 Transport Wnd (mph) E 7 E 12 Vent Rate (kt-ft) 34560 53300 Dispersion 5 5 DSI 5 2 5 LAL 2 1 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ024-260945- Cayey Mountain Range- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Pcldy Pcldy Precip Type Tstms Showers Showers Chance Precip (%) 50 50 40 Temp (24h trend) 89 (+1) 72 (-2) 87 RH % (24h trend) 59 (-1) 100 (+2) 62 Wind 20ft/early(mph) E 10 E 8 E 12 Wind 20ft/late(mph) E 10 E 8 E 12 Mixing Hgt(ft-agl/msl)4990 5150 Transport Wnd (mph) E 14 E 16 Vent Rate (kt-ft) 59880 72100 Dispersion 5 5 DSI 5 3 6 LAL 2 2 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ025-260945- Vieques- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Mcldy Pcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 50 60 50 Temp (24h trend) 91 (0) 77 (-1) 89 RH % (24h trend) 61 (0) 94 (+1) 65 Wind 20ft/early(mph) E 13 G17 E 12 E 14 G19 Wind 20ft/late(mph) E 13 G17 E 12 E 14 G19 Mixing Hgt(ft-agl/msl)3590 3610 Transport Wnd (mph) E 14 E 20 Vent Rate (kt-ft) 43080 61370 Dispersion 5 5 DSI 6 6 6 LAL 2 2 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ026-260945- Culebra- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Mcldy Pcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 50 60 50 Temp (24h trend) 92 (+1) 78 (-2) 91 RH % (24h trend) 61 (-1) 94 (+5) 61 Wind 20ft/early(mph) E 13 E 12 E 14 G19 Wind 20ft/late(mph) E 13 E 12 E 14 G19 Mixing Hgt(ft-agl/msl)3560 3600 Transport Wnd (mph) E 14 E 18 Vent Rate (kt-ft) 42720 57600 Dispersion 5 5 DSI 6 6 6 LAL 2 2 2 Haines Index 4 3 3 RH Recovery Excellent Remarks...None. $$ PRZ027-260945- Southwest Coastal Plains and Mona Island- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Mclear Pcldy Precip Type Tstms Showers Tstms Chance Precip (%) 70 10 50 Temp (24h trend) 94 (+2) 75 (-4) 94 RH % (24h trend) 58 (-2) 92 (+6) 59 Wind 20ft/early(mph) SE 18 G23 E 11 E 19 G25 Wind 20ft/late(mph) SE 18 G23 E 11 E 19 G25 Mixing Hgt(ft-agl/msl)4940 5410 Transport Wnd (mph) E 15 E 10 Vent Rate (kt-ft) 64220 48690 Dispersion 5 5 DSI 5 3 5 LAL 2 1 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ VIZ001-260945- Saint Thomas and Saint John- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Pcldy Pcldy Precip Type Showers Tstms Tstms Chance Precip (%) 20 60 40 Temp (24h trend) 91 (+2) 78 (-2) 89 RH % (24h trend) 63 (0) 94 (+6) 66 Wind 20ft/early(mph) E 14 G17 E 13 E 14 G18 Wind 20ft/late(mph) E 14 G17 E 13 E 14 G18 Mixing Hgt(ft-agl/msl)3630 3450 Transport Wnd (mph) E 14 E 18 Vent Rate (kt-ft) 43560 55200 Dispersion 5 5 DSI 6 6 6 LAL 1 2 2 Haines Index 4 3 3 RH Recovery Excellent Remarks...None. $$ VIZ002-260945- St Croix- 545 AM AST Wed Sep 25 2024 Today Tonight Thu Cloud Cover Pcldy Pcldy Pcldy Precip Type Showers Showers Tstms Chance Precip (%) 30 50 50 Temp (24h trend) 92 (+1) 78 (0) 90 RH % (24h trend) 65 (+1) 95 (+2) 67 Wind 20ft/early(mph) E 14 G18 E 13 E 12 Wind 20ft/late(mph) E 14 G18 E 13 E 12 Mixing Hgt(ft-agl/msl)4430 4870 Transport Wnd (mph) E 18 E 16 Vent Rate (kt-ft) 70880 68180 Dispersion 5 5 DSI 6 6 6 LAL 1 1 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ $$