000 FNCA52 TJSJ 160828 FWFSJU Fire Weather Planning Forecast for Puerto Rico National Weather Service San Juan PR 428 AM AST Thu May 16 2024 .DISCUSSION... Overall stable weather conditions is forecast to persist across the region with mostly sunny skies expected across the coastal plains during the afternoon hours. Fairly moist soil conditions will persist and maintainfire danger thresholds above critical thresholds. Generally light easterly winds but local sea breezes will enhance the local winds between 12 to 15 mph with occasionally higher gusts during the afternoon. RH values may briefly drop to the low to mid 50s along the west and southern plains but will quickly rebound with the sea breeze and diurnally induced afternoon showers. Given these expected conditions, the fire danger risk is anticipated to remain low today. PRZ014-170830- Southeast Coastal Plains- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Mclear Mclear Mclear Precip Type Showers Showers Showers Chance Precip (%) 40 0 20 Temp (24h trend) 91 (+2) 74 (-2) 92 RH % (24h trend) 52 (-5) 89 (+7) 51 Wind 20ft/early(mph) SE 11 E 9 SE 12 Wind 20ft/late(mph) SE 11 E 9 SE 12 Mixing Hgt(ft-agl/msl)4500 4610 Transport Wnd (mph) SE 9 E 12 Vent Rate (kt-ft) 36000 46100 Dispersion 5 5 DSI 5 2 6 LAL 2 1 1 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ015-170830- Southern Hills- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Mclear Mclear Mclear Precip Type Tstms Showers Showers Chance Precip (%) 50 10 30 Temp (24h trend) 89 (+4) 70 (-3) 89 RH % (24h trend) 55 (-9) 97 (+6) 57 Wind 20ft/early(mph) SE 9 E 9 SE 10 Wind 20ft/late(mph) SE 9 E 9 SE 10 Mixing Hgt(ft-agl/msl)5310 5170 Transport Wnd (mph) SE 8 SE 10 Vent Rate (kt-ft) 37170 46530 Dispersion 5 5 DSI 5 2 5 LAL 2 1 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ016-170830- North Coastal Plains- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Mclear Mclear Mclear Precip Type Showers Showers Tstms Chance Precip (%) 20 30 20 Temp (24h trend) 90 (+2) 75 (-1) 91 RH % (24h trend) 61 (-8) 97 (+4) 62 Wind 20ft/early(mph) NE 13 E 11 E 14 G17 Wind 20ft/late(mph) NE 13 E 11 E 14 G17 Mixing Hgt(ft-agl/msl)4820 4770 Transport Wnd (mph) SE 7 E 9 Vent Rate (kt-ft) 28920 38160 Dispersion 5 5 DSI 5 5 5 LAL 1 2 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ017-170830- Northern Hills- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Mclear Mclear Pcldy Precip Type Tstms Showers Tstms Chance Precip (%) 30 30 60 Temp (24h trend) 88 (+2) 72 (-1) 90 RH % (24h trend) 63 (-6) 97 (0) 64 Wind 20ft/early(mph) NE 11 E 9 NE 12 Wind 20ft/late(mph) NE 11 E 9 NE 12 Mixing Hgt(ft-agl/msl)5460 5320 Transport Wnd (mph) SE 7 E 7 Vent Rate (kt-ft) 32760 31920 Dispersion 5 5 DSI 5 3 5 LAL 2 1 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ018-170830- West Coast- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Mclear Mclear Mclear Precip Type Tstms Showers Tstms Chance Precip (%) 60 10 30 Temp (24h trend) 91 (+2) 73 (-1) 91 RH % (24h trend) 56 (-7) 96 (+3) 58 Wind 20ft/early(mph) NE 10 E 11 E 11 Wind 20ft/late(mph) NE 10 E 11 E 11 Mixing Hgt(ft-agl/msl)4490 4500 Transport Wnd (mph) SE 8 SE 8 Vent Rate (kt-ft) 31430 31500 Dispersion 5 5 DSI 5 4 6 LAL 2 1 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ019-170830- Eastern Interior- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Mclear Mclear Pcldy Precip Type Showers Showers Showers Chance Precip (%) 30 30 30 Temp (24h trend) 89 (+3) 72 (-2) 91 RH % (24h trend) 58 (-8) 97 (+4) 59 Wind 20ft/early(mph) E 10 E 9 SE 11 Wind 20ft/late(mph) E 10 E 9 SE 11 Mixing Hgt(ft-agl/msl)5570 5790 Transport Wnd (mph) SE 8 SE 9 Vent Rate (kt-ft) 38990 46320 Dispersion 5 5 DSI 5 2 6 LAL 2 2 1 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ022-170830- Luquillo Mountain Range- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Mclear Pcldy Pcldy Precip Type Showers Tstms Showers Chance Precip (%) 30 40 30 Temp (24h trend) 86 (+5) 70 (-3) 86 RH % (24h trend) 63 (-8) 100 (+6) 65 Wind 20ft/early(mph) E 9 E 8 SE 10 Wind 20ft/late(mph) E 9 E 8 SE 10 Mixing Hgt(ft-agl/msl)4340 4720 Transport Wnd (mph) SE 9 SE 10 Vent Rate (kt-ft) 34720 42480 Dispersion 5 5 DSI 6 3 6 LAL 1 2 1 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ023-170830- Central Mountain Range- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Pcldy Mclear Mclear Precip Type Tstms Showers Tstms Chance Precip (%) 60 10 60 Temp (24h trend) 87 (+5) 68 (-2) 88 RH % (24h trend) 60 (-9) 99 (+3) 62 Wind 20ft/early(mph) E 6 E 8 SE 6 Wind 20ft/late(mph) E 6 E 8 SE 6 Mixing Hgt(ft-agl/msl)6250 6070 Transport Wnd (mph) E 5 SE 6 Vent Rate (kt-ft) 25000 30350 Dispersion 5 5 DSI 5 2 5 LAL 2 1 2 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ024-170830- Cayey Mountain Range- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Mclear Mclear Pcldy Precip Type Showers Showers Showers Chance Precip (%) 30 30 30 Temp (24h trend) 87 (+5) 68 (-3) 87 RH % (24h trend) 60 (-8) 100 (+1) 62 Wind 20ft/early(mph) E 8 E 6 SE 9 Wind 20ft/late(mph) E 8 E 6 SE 9 Mixing Hgt(ft-agl/msl)4740 4990 Transport Wnd (mph) SE 8 SE 10 Vent Rate (kt-ft) 33180 44910 Dispersion 5 5 DSI 6 2 6 LAL 1 2 1 Haines Index 3 3 3 RH Recovery Excellent Remarks...None. $$ PRZ025-170830- Vieques- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Pcldy Pcldy Pcldy Precip Type Showers Tstms Showers Chance Precip (%) 30 40 40 Temp (24h trend) 92 (+3) 76 (-2) 92 RH % (24h trend) 56 (-5) 92 (+6) 58 Wind 20ft/early(mph) E 9 E 11 E 10 Wind 20ft/late(mph) E 9 E 11 E 10 Mixing Hgt(ft-agl/msl)3260 3370 Transport Wnd (mph) E 13 E 13 Vent Rate (kt-ft) 35860 37070 Dispersion 5 5 DSI 6 6 6 LAL 2 2 2 Haines Index 4 3 4 RH Recovery Excellent Remarks...None. $$ PRZ026-170830- Culebra- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Mclear Pcldy Pcldy Precip Type Showers Tstms Showers Chance Precip (%) 20 40 40 Temp (24h trend) 92 (+3) 77 (-2) 92 RH % (24h trend) 53 (-9) 93 (+8) 57 Wind 20ft/early(mph) E 9 E 11 E 10 Wind 20ft/late(mph) E 9 E 11 E 10 Mixing Hgt(ft-agl/msl)3260 3300 Transport Wnd (mph) E 9 E 12 Vent Rate (kt-ft) 26080 33000 Dispersion 5 5 DSI 6 6 6 LAL 1 2 1 Haines Index 4 3 4 RH Recovery Excellent Remarks...None. $$ PRZ027-170830- Southwest Coastal Plains and Mona Island- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Mclear Mclear Mclear Precip Type Tstms None Showers Chance Precip (%) 40 0 20 Temp (24h trend) 94 (+3) 74 (-2) 94 RH % (24h trend) 45 (-8) 93 (+10) 47 Wind 20ft/early(mph) SE 14 G19 E 11 SE 16 G22 Wind 20ft/late(mph) SE 14 G19 E 11 SE 16 G22 Mixing Hgt(ft-agl/msl)4650 4650 Transport Wnd (mph) SE 13 SE 14 Vent Rate (kt-ft) 51150 55800 Dispersion 5 5 DSI 5 3 6 LAL 2 1 1 Haines Index 4 3 4 RH Recovery Excellent Remarks...None. $$ VIZ001-170830- Saint Thomas and Saint John- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Mclear Pcldy Pcldy Precip Type Showers Tstms Showers Chance Precip (%) 20 40 30 Temp (24h trend) 90 (+1) 76 (-2) 90 RH % (24h trend) 57 (-3) 93 (+7) 60 Wind 20ft/early(mph) E 9 E 11 E 10 Wind 20ft/late(mph) E 9 E 11 E 10 Mixing Hgt(ft-agl/msl)3310 3240 Transport Wnd (mph) E 14 E 14 Vent Rate (kt-ft) 39720 38880 Dispersion 5 5 DSI 6 6 6 LAL 1 2 1 Haines Index 4 3 4 RH Recovery Excellent Remarks...None. $$ VIZ002-170830- St Croix- 428 AM AST Thu May 16 2024 Today Tonight Fri Cloud Cover Mclear Pcldy Mclear Precip Type Showers Showers Tstms Chance Precip (%) 20 30 40 Temp (24h trend) 89 (+1) 75 (-2) 89 RH % (24h trend) 61 (-3) 96 (+4) 64 Wind 20ft/early(mph) E 9 E 9 E 11 Wind 20ft/late(mph) E 9 E 9 E 11 Mixing Hgt(ft-agl/msl)4610 4800 Transport Wnd (mph) E 9 E 13 Vent Rate (kt-ft) 36880 52800 Dispersion 5 5 DSI 6 6 6 LAL 1 2 2 Haines Index 3 3 4 RH Recovery Excellent Remarks...None. $$ $$