831 FNCA52 TJSJ 120941 FWFSJU Fire Weather Planning Forecast for PUERTO RICO National Weather Service SAN JUAN PR 541 AM AST Wed Sep 12 2018 .DISCUSSION...Minimum relative humidities ranging between upper 40s to mid 50s, and easterly winds below 15 mph are expected across the local islands today. In addition, Tropical Storm Isaac will increase shower and thunderstorm activity across most of the forecast area. Although KBDI values at RAWS locations of southern coastal plains are above critical levels, given the aforementioned conditions expected for today, the overall Fire Danger has been set to low. PRZ014-130945- Southeast Coastal Plains- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER MClear MClear PCldy PRECIP TYPE showers showers tstms CHANCE PRECIP (%) 10 20 40 TEMP (24H TREND) 91 (+1) 72 (0) 93 RH % (24H TREND) 48 (-8) 100 (+5) 52 20FTWND-VAL/AM(MPH) E 9 E 11 20FTWND-RDG/PM(MPH) E 12 NE 8 E 14 MIXING HGT(FT-AGL/MSL)7436 7782 TRANSPORT WND (MPH) E 13 E 22 VENT RATE (KT-FT) 88338 156443 DISPERSION 5 5 DSI 6 6 6 LAL 2 1 2 HAINES INDEX 3 3 3 Remarks...None. $$ PRZ015-130945- Southern Hills- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER MClear MClear PCldy PRECIP TYPE tstms showers tstms CHANCE PRECIP (%) 20 10 50 TEMP (24H TREND) 89 (+3) 69 (-1) 89 RH % (24H TREND) 51 (-8) 100 (+4) 58 20FTWND-VAL/AM(MPH) E 8 E 10 20FTWND-RDG/PM(MPH) E 10 NE 8 E 12 MIXING HGT(FT-AGL/MSL)7591 7953 TRANSPORT WND (MPH) E 13 E 21 VENT RATE (KT-FT) 88926 157749 DISPERSION 5 5 DSI 6 6 6 LAL 2 2 2 HAINES INDEX 3 3 3 Remarks...None. $$ PRZ016-130945- North Coastal Plains- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER MClear PCldy PCldy PRECIP TYPE showers showers tstms CHANCE PRECIP (%) 10 40 40 TEMP (24H TREND) 89 (0) 73 (-3) 89 RH % (24H TREND) 53 (-5) 100 (+11) 61 20FTWND-VAL/AM(MPH) E 8 E 12 20FTWND-RDG/PM(MPH) NE 13 E 10 NE 15 MIXING HGT(FT-AGL/MSL)6830 7007 TRANSPORT WND (MPH) E 14 E 23 VENT RATE (KT-FT) 84619 141419 DISPERSION 5 5 DSI 6 6 6 LAL 1 1 2 HAINES INDEX 3 3 3 Remarks...None. $$ PRZ017-130945- Northern Hills- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER MClear MClear PCldy PRECIP TYPE showers showers tstms CHANCE PRECIP (%) 10 30 60 TEMP (24H TREND) 88 (0) 69 (-3) 88 RH % (24H TREND) 54 (-2) 100 (+5) 63 20FTWND-VAL/AM(MPH) E 7 E 9 20FTWND-RDG/PM(MPH) NE 11 E 7 NE 13 MIXING HGT(FT-AGL/MSL)7058 7143 TRANSPORT WND (MPH) E 13 E 22 VENT RATE (KT-FT) 82030 138472 DISPERSION 5 5 DSI 6 6 6 LAL 2 1 2 HAINES INDEX 3 3 3 Remarks...None. $$ PRZ018-130945- West Coast- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER PCldy MClear PCldy PRECIP TYPE tstms showers tstms CHANCE PRECIP (%) 60 10 70 TEMP (24H TREND) 89 (0) 71 (-3) 92 RH % (24H TREND) 54 (-1) 100 (+10) 57 20FTWND-VAL/AM(MPH) E 7 E 7 20FTWND-RDG/PM(MPH) N 6 Lgt/Var SW 6 MIXING HGT(FT-AGL/MSL)7601 7781 TRANSPORT WND (MPH) E 8 E 15 VENT RATE (KT-FT) 67515 115934 DISPERSION 5 5 DSI 6 5 6 LAL 2 1 2 HAINES INDEX 3 3 3 Remarks...None. $$ PRZ019-130945- Eastern Interior- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER MClear PCldy PCldy PRECIP TYPE showers showers tstms CHANCE PRECIP (%) 10 40 50 TEMP (24H TREND) 90 (+1) 70 (-2) 89 RH % (24H TREND) 49 (-7) 100 (+4) 61 20FTWND-VAL/AM(MPH) E 8 E 10 20FTWND-RDG/PM(MPH) NE 11 NE 8 E 13 MIXING HGT(FT-AGL/MSL)7277 7154 TRANSPORT WND (MPH) E 14 E 22 VENT RATE (KT-FT) 84783 141211 DISPERSION 5 5 DSI 6 6 6 LAL 1 2 2 HAINES INDEX 3 3 3 Remarks...None. $$ PRZ022-130945- Luquillo Mountain Range- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER MClear PCldy PCldy PRECIP TYPE showers showers tstms CHANCE PRECIP (%) 10 40 70 TEMP (24H TREND) 87 (+4) 69 (-1) 85 RH % (24H TREND) 58 (-5) 100 (+3) 69 20FTWND-VAL/AM(MPH) E 8 E 11 20FTWND-RDG/PM(MPH) NE 11 E 9 E 13 MIXING HGT(FT-AGL/MSL)6312 6548 TRANSPORT WND (MPH) E 15 E 23 VENT RATE (KT-FT) 78741 126711 DISPERSION 5 5 DSI 6 6 6 LAL 1 2 2 HAINES INDEX 3 3 3 Remarks...None. $$ PRZ023-130945- Central Mountain Range- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER MClear MClear PCldy PRECIP TYPE tstms showers tstms CHANCE PRECIP (%) 40 10 70 TEMP (24H TREND) 87 (+4) 67 (-2) 88 RH % (24H TREND) 55 (-6) 100 (+3) 64 20FTWND-VAL/AM(MPH) E 7 E 9 20FTWND-RDG/PM(MPH) E 7 NE 6 NE 10 MIXING HGT(FT-AGL/MSL)7424 7492 TRANSPORT WND (MPH) E 12 E 20 VENT RATE (KT-FT) 74225 120450 DISPERSION 5 5 DSI 6 6 6 LAL 2 1 2 HAINES INDEX 3 3 3 Remarks...None. $$ PRZ024-130945- Cayey Mountain Range- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER MClear PCldy PCldy PRECIP TYPE showers showers tstms CHANCE PRECIP (%) 10 40 40 TEMP (24H TREND) 86 (+1) 70 (-1) 86 RH % (24H TREND) 53 (-6) 100 (+2) 62 20FTWND-VAL/AM(MPH) E 8 E 11 20FTWND-RDG/PM(MPH) E 12 NE 9 E 14 MIXING HGT(FT-AGL/MSL)6456 7010 TRANSPORT WND (MPH) E 14 E 24 VENT RATE (KT-FT) 79667 142092 DISPERSION 5 5 DSI 6 6 6 LAL 1 1 2 HAINES INDEX 3 3 3 Remarks...None. $$ PRZ025-130945- Vieques- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER PCldy PCldy PCldy PRECIP TYPE showers tstms tstms CHANCE PRECIP (%) 40 40 70 TEMP (24H TREND) 90 (+2) 78 (0) 89 RH % (24H TREND) 57 (-5) 90 (+3) 66 20FTWND-VAL/AM(MPH) E 10 E 15 20FTWND-RDG/PM(MPH) NE 12 NE 14 E 15 MIXING HGT(FT-AGL/MSL)6421 6411 TRANSPORT WND (MPH) E 16 E 25 VENT RATE (KT-FT) 89440 145127 DISPERSION 5 5 DSI 6 6 6 LAL 1 2 2 HAINES INDEX 3 3 3 Remarks...None. $$ PRZ026-130945- Culebra- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER PCldy PCldy PCldy PRECIP TYPE showers tstms tstms CHANCE PRECIP (%) 40 40 70 TEMP (24H TREND) 91 (+4) 78 (-1) 89 RH % (24H TREND) 59 (-4) 92 (+7) 65 20FTWND-VAL/AM(MPH) E 11 E 16 20FTWND-RDG/PM(MPH) NE 14 E 16 E 15 MIXING HGT(FT-AGL/MSL)6401 6080 TRANSPORT WND (MPH) E 16 E 23 VENT RATE (KT-FT) 90247 123140 DISPERSION 5 5 DSI 6 6 6 LAL 1 2 2 HAINES INDEX 3 3 3 Remarks...None. $$ PRZ027-130945- Southwest Coastal Plains and Mona Island- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER MClear MClear PCldy PRECIP TYPE tstms showers tstms CHANCE PRECIP (%) 40 10 60 TEMP (24H TREND) 91 (0) 73 (-1) 93 RH % (24H TREND) 51 (-4) 98 (+8) 52 20FTWND-VAL/AM(MPH) E 9 E 10 20FTWND-RDG/PM(MPH) SE 10 NE 5 E 11 MIXING HGT(FT-AGL/MSL)7863 8037 TRANSPORT WND (MPH) E 10 E 17 VENT RATE (KT-FT) 78797 134942 DISPERSION 5 5 DSI 6 5 6 LAL 2 1 2 HAINES INDEX 3 3 3 Remarks...None. $$ VIZ001-130945- Saint Thomas and Saint John- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER PCldy PCldy PCldy PRECIP TYPE showers tstms tstms CHANCE PRECIP (%) 40 40 40 TEMP (24H TREND) 93 (+3) 76 (-3) 92 RH % (24H TREND) 56 (-2) 98 (+16) 57 20FTWND-VAL/AM(MPH) E 11 E 16 20FTWND-RDG/PM(MPH) NE 14 E 15 E 16 MIXING HGT(FT-AGL/MSL)6912 6439 TRANSPORT WND (MPH) E 18 E 25 VENT RATE (KT-FT) 109678 142853 DISPERSION 5 5 DSI 6 6 6 LAL 1 2 2 HAINES INDEX 3 3 3 Remarks...None. $$ VIZ002-130945- St Croix- 541 AM AST Wed Sep 12 2018 Today Tonight Thu CLOUD COVER PCldy PCldy PCldy PRECIP TYPE showers tstms tstms CHANCE PRECIP (%) 40 70 40 TEMP (24H TREND) 90 (+3) 74 (-1) 91 RH % (24H TREND) 57 (-4) 100 (+6) 58 20FTWND-VAL/AM(MPH) NE 10 E 15 20FTWND-RDG/PM(MPH) NE 13 NE 14 E 16 MIXING HGT(FT-AGL/MSL)6651 6566 TRANSPORT WND (MPH) E 16 E 28 VENT RATE (KT-FT) 94280 153357 DISPERSION 5 5 DSI 6 6 6 LAL 1 2 2 HAINES INDEX 3 3 3 Remarks...None. $$ $$