234 FNCA52 TJSJ 060813 FWFSJU Fire Weather Planning Forecast for Puerto Rico National Weather Service San Juan PR 413 AM AST Sat Jun 6 2026 .DISCUSSION... RH % values for today are forecast to remain slighty above the threshold limiting the weather conditions to favor widespread fire danger threat along southern coastal plains. Winds will remain from the southeast up to 15 mph with gusty winds along coastal zones. Based on the forecast weather conditions, we expect a low fire danger risk. Please stay tune for further updates. PRZ014-062015- Southeast Coastal Plains- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Mclear Pcldy Precip Type Showers Showers Showers Chance Precip (%) 10 20 30 Temp (24h trend) 91 (+3) 73 (-1) 90 RH % (24h trend) 59 (+4) 97 (+4) 59 Wind 20ft/early(mph) E 13 E 12 E 18 Wind 20ft/late(mph) SE 14 E 10 SE 18 Mixing Hgt(ft-agl/msl)4680 4560 Transport Wnd (mph) E 15 E 18 Vent Rate (kt-ft) 60840 72960 Dispersion 5 5 DSI 6 5 6 RH Recovery Excellent Remarks...None. $$ PRZ015-062015- Southern Hills- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Mclear Pcldy Precip Type Showers Showers Showers Chance Precip (%) 10 10 40 Temp (24h trend) 87 (+3) 69 (-3) 86 RH % (24h trend) 64 (-1) 100 (+5) 64 Wind 20ft/early(mph) E 11 E 11 E 13 Wind 20ft/late(mph) SE 11 E 11 SE 13 Mixing Hgt(ft-agl/msl)5620 4890 Transport Wnd (mph) E 13 E 17 Vent Rate (kt-ft) 61820 73350 Dispersion 5 5 DSI 6 3 6 RH Recovery Excellent Remarks...None. $$ PRZ016-062015- North Coastal Plains- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Mclear Pcldy Precip Type Showers Showers Showers Chance Precip (%) 30 20 40 Temp (24h trend) 90 (0) 72 (-2) 90 RH % (24h trend) 61 (0) 100 (+5) 59 Wind 20ft/early(mph) E 12 E 11 E 14 Wind 20ft/late(mph) E 17 SE 10 E 17 Mixing Hgt(ft-agl/msl)5220 5190 Transport Wnd (mph) E 13 E 16 Vent Rate (kt-ft) 57420 72660 Dispersion 5 5 DSI 6 4 6 RH Recovery Excellent Remarks...None. $$ PRZ017-062015- Northern Hills- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Mclear Pcldy Precip Type Showers Showers Tstms Chance Precip (%) 60 10 60 Temp (24h trend) 89 (+1) 70 (-1) 89 RH % (24h trend) 63 (+3) 100 (+2) 63 Wind 20ft/early(mph) E 10 E 10 E 11 Wind 20ft/late(mph) E 14 E 6 E 14 Mixing Hgt(ft-agl/msl)6450 4900 Transport Wnd (mph) SE 8 SE 14 Vent Rate (kt-ft) 45150 58800 Dispersion 5 5 DSI 6 3 6 RH Recovery Excellent Remarks...None. $$ PRZ018-062015- West Coast- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Mclear Pcldy Precip Type Showers Showers Showers Chance Precip (%) 10 0 50 Temp (24h trend) 91 (+1) 72 (-2) 91 RH % (24h trend) 62 (+2) 100 (+6) 62 Wind 20ft/early(mph) E 12 E 12 E 16 Wind 20ft/late(mph) E 14 E 12 E 16 Mixing Hgt(ft-agl/msl)4720 4850 Transport Wnd (mph) SE 10 E 16 Vent Rate (kt-ft) 42480 67900 Dispersion 5 5 DSI 6 5 6 RH Recovery Excellent Remarks...None. $$ PRZ019-062015- Eastern Interior- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Mclear Pcldy Precip Type Showers Showers Showers Chance Precip (%) 30 40 40 Temp (24h trend) 88 (+2) 70 (-3) 88 RH % (24h trend) 64 (0) 100 (+4) 63 Wind 20ft/early(mph) SE 12 E 12 E 14 Wind 20ft/late(mph) SE 13 E 12 SE 14 Mixing Hgt(ft-agl/msl)6170 5230 Transport Wnd (mph) SE 14 SE 17 Vent Rate (kt-ft) 74040 78450 Dispersion 5 5 DSI 6 4 6 RH Recovery Excellent Remarks...None. $$ PRZ022-062015- Luquillo Mountain Range- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Pcldy Pcldy Precip Type Showers Showers Showers Chance Precip (%) 30 40 40 Temp (24h trend) 83 (+3) 69 (-2) 83 RH % (24h trend) 71 (-3) 100 (+2) 70 Wind 20ft/early(mph) SE 11 E 10 SE 13 Wind 20ft/late(mph) SE 11 E 10 SE 13 Mixing Hgt(ft-agl/msl)4170 4580 Transport Wnd (mph) SE 15 SE 20 Vent Rate (kt-ft) 54210 77860 Dispersion 5 5 DSI 6 6 6 RH Recovery Excellent Remarks...None. $$ PRZ023-062015- Central Mountain Range- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Mclear Pcldy Precip Type Showers Showers Tstms Chance Precip (%) 30 10 70 Temp (24h trend) 88 (+6) 67 (-3) 87 RH % (24h trend) 65 (-1) 100 (+4) 66 Wind 20ft/early(mph) SE 8 SE 6 E 11 Wind 20ft/late(mph) SE 9 E 6 SE 11 Mixing Hgt(ft-agl/msl)6960 5070 Transport Wnd (mph) SE 8 SE 13 Vent Rate (kt-ft) 48720 55770 Dispersion 5 5 DSI 6 2 6 RH Recovery Excellent Remarks...None. $$ PRZ024-062015- Cayey Mountain Range- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Pcldy Pcldy Pcldy Precip Type Showers Showers Showers Chance Precip (%) 40 30 40 Temp (24h trend) 83 (+2) 69 (-2) 83 RH % (24h trend) 69 (-2) 100 (0) 70 Wind 20ft/early(mph) E 10 E 9 E 12 Wind 20ft/late(mph) SE 10 E 9 E 12 Mixing Hgt(ft-agl/msl)4910 4820 Transport Wnd (mph) SE 15 E 18 Vent Rate (kt-ft) 63830 77120 Dispersion 5 5 DSI 6 4 6 RH Recovery Excellent Remarks...None. $$ PRZ025-062015- Vieques- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Pcldy Pcldy Precip Type Showers Showers Showers Chance Precip (%) 30 40 50 Temp (24h trend) 88 (+1) 75 (-2) 88 RH % (24h trend) 62 (-3) 91 (+2) 61 Wind 20ft/early(mph) E 13 E 16 E 18 Wind 20ft/late(mph) E 13 E 16 E 16 Mixing Hgt(ft-agl/msl)2860 3680 Transport Wnd (mph) SE 17 E 21 Vent Rate (kt-ft) 42900 66240 Dispersion 5 5 DSI 6 6 6 RH Recovery Excellent Remarks...None. $$ PRZ026-062015- Culebra- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Pcldy Pcldy Precip Type Showers Showers Showers Chance Precip (%) 20 50 50 Temp (24h trend) 90 (+2) 77 (-2) 90 RH % (24h trend) 60 (-5) 91 (+4) 60 Wind 20ft/early(mph) E 13 E 16 E 18 Wind 20ft/late(mph) E 14 E 16 E 16 Mixing Hgt(ft-agl/msl)2660 3540 Transport Wnd (mph) E 18 SE 23 Vent Rate (kt-ft) 42560 70800 Dispersion 5 5 DSI 6 6 6 RH Recovery Excellent Remarks...None. $$ PRZ027-062015- Southwest Coastal Plains and Mona Island- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Mclear Mclear Precip Type Showers Showers Showers Chance Precip (%) 10 10 30 Temp (24h trend) 92 (+2) 73 (-2) 91 RH % (24h trend) 57 (+3) 95 (+7) 57 Wind 20ft/early(mph) E 18 E 17 E 20 Wind 20ft/late(mph) SE 19 E 17 SE 20 Mixing Hgt(ft-agl/msl)4500 4760 Transport Wnd (mph) SE 18 E 22 Vent Rate (kt-ft) 72000 90440 Dispersion 5 5 DSI 6 6 6 RH Recovery Excellent Remarks...None. $$ VIZ001-062015- Saint Thomas and Saint John- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Pcldy Pcldy Precip Type Showers Showers Showers Chance Precip (%) 20 50 50 Temp (24h trend) 86 (+1) 76 (-2) 86 RH % (24h trend) 66 (-2) 91 (+2) 64 Wind 20ft/early(mph) E 14 E 16 E 19 Wind 20ft/late(mph) E 14 E 18 E 16 Mixing Hgt(ft-agl/msl)2750 3420 Transport Wnd (mph) SE 18 E 24 Vent Rate (kt-ft) 44000 71820 Dispersion 5 5 DSI 6 6 6 RH Recovery Excellent Remarks...None. $$ VIZ002-062015- St Croix- 413 AM AST Sat Jun 6 2026 Today Tonight Sun Cloud Cover Mclear Mclear Pcldy Precip Type Showers Showers Showers Chance Precip (%) 20 30 50 Temp (24h trend) 87 (+1) 76 (-2) 88 RH % (24h trend) 65 (-3) 92 (+1) 63 Wind 20ft/early(mph) E 14 E 14 E 18 Wind 20ft/late(mph) E 14 E 17 E 17 Mixing Hgt(ft-agl/msl)4590 4890 Transport Wnd (mph) SE 20 E 24 Vent Rate (kt-ft) 78030 102690 Dispersion 5 5 DSI 6 6 6 RH Recovery Excellent Remarks...None. $$