Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS San Juan, PR

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FNCA52 TJSJ 140805
FWFSJU

Fire Weather Planning Forecast for PUERTO RICO
National Weather Service SAN JUAN PR
405 AM AST Thu Dec 14 2017

.DISCUSSION...A fair and mainly stable weather pattern is expected
to prevail across the local islands during the next several days
with a few passing showers possible. RH values are expected to be
above the critical thresholds with KBDI values very low. Therefore
fire danger is expected to be low today.

PRZ014-150815-
Southeast Coastal Plains-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       MClear       MClear
PRECIP TYPE           showers      NONE         showers
CHANCE PRECIP (%)     10           0            10
TEMP (24H TREND)      87 (+3)      68 (-2)      87
RH % (24H TREND)      66 (+3)      97 (+5)      58
20FTWND-VAL/AM(MPH)   Lgt/Var                   E  6
20FTWND-RDG/PM(MPH)   E  8         NE  5        E  8
MIXING HGT(FT-AGL/MSL)5749                      5929
TRANSPORT WND (MPH)   E 14                      E 15
VENT RATE (KT-FT)     68988                     82026
DISPERSION            5                         5
DSI                   5            3            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ015-150815-
Southern Hills-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       MClear       MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     10           0            10
TEMP (24H TREND)      85 (+5)      64 (-3)      84
RH % (24H TREND)      67 (-4)      100 (+4)     61
20FTWND-VAL/AM(MPH)   Lgt/Var                   Lgt/Var
20FTWND-RDG/PM(MPH)   E  6         Lgt/Var      E  6
MIXING HGT(FT-AGL/MSL)5670                      6007
TRANSPORT WND (MPH)   E 12                      E 14
VENT RATE (KT-FT)     62370                     76830
DISPERSION            5                         5
DSI                   5            2            5
LAL                   1            1            1
HAINES INDEX          2            4            3

Remarks...None.


$$

PRZ016-150815-
North Coastal Plains-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       PCldy        MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           10
TEMP (24H TREND)      87 (+2)      70 (-1)      86
RH % (24H TREND)      65 (+2)      92 (+2)      61
20FTWND-VAL/AM(MPH)   Lgt/Var                   E  7
20FTWND-RDG/PM(MPH)   E  7         E  7         E  9
MIXING HGT(FT-AGL/MSL)5405                      5370
TRANSPORT WND (MPH)   E 12                      E 14
VENT RATE (KT-FT)     58498                     67886
DISPERSION            5                         5
DSI                   5            6            6
LAL                   1            1            1
HAINES INDEX          3            3            2

Remarks...None.


$$

PRZ017-150815-
Northern Hills-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       MClear       MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     30           10           10
TEMP (24H TREND)      85 (+1)      66 (-2)      84
RH % (24H TREND)      65 (-2)      99 (+3)      60
20FTWND-VAL/AM(MPH)   Lgt/Var                   E  5
20FTWND-RDG/PM(MPH)   E  5         Lgt/Var      E  6
MIXING HGT(FT-AGL/MSL)5409                      5709
TRANSPORT WND (MPH)   E  9                      E 13
VENT RATE (KT-FT)     57783                     68796
DISPERSION            5                         5
DSI                   5            4            6
LAL                   1            1            1
HAINES INDEX          2            4            2

Remarks...None.


$$

PRZ018-150815-
West Coast-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       MClear       MClear
PRECIP TYPE           showers      NONE         showers
CHANCE PRECIP (%)     10           0            10
TEMP (24H TREND)      84 (0)       69 (-2)      84
RH % (24H TREND)      65 (-7)      94 (+3)      62
20FTWND-VAL/AM(MPH)   Lgt/Var                   Lgt/Var
20FTWND-RDG/PM(MPH)   Lgt/Var      E  5         Lgt/Var
MIXING HGT(FT-AGL/MSL)5610                      5908
TRANSPORT WND (MPH)   E  9                      E 10
VENT RATE (KT-FT)     61710                     70896
DISPERSION            5                         5
DSI                   5            3            5
LAL                   1            1            1
HAINES INDEX          3            4            2

Remarks...None.


$$

PRZ019-150815-
Eastern Interior-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       PCldy        MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           10           10
TEMP (24H TREND)      85 (+1)      66 (-2)      85
RH % (24H TREND)      65 (0)       100 (+5)     62
20FTWND-VAL/AM(MPH)   Lgt/Var                   E  5
20FTWND-RDG/PM(MPH)   E  7         Lgt/Var      E  8
MIXING HGT(FT-AGL/MSL)5452                      5759
TRANSPORT WND (MPH)   E 12                      E 14
VENT RATE (KT-FT)     55858                     74165
DISPERSION            5                         5
DSI                   5            3            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ022-150815-
Luquillo Mountain Range-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       PCldy        MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           20
TEMP (24H TREND)      81 (+1)      65 (-2)      81
RH % (24H TREND)      68 (-6)      92 (-2)      67
20FTWND-VAL/AM(MPH)   E  5                      E  7
20FTWND-RDG/PM(MPH)   E  7         E  6         E  9
MIXING HGT(FT-AGL/MSL)4210                      3723
TRANSPORT WND (MPH)   E 12                      E 14
VENT RATE (KT-FT)     42100                     46982
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ023-150815-
Central Mountain Range-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       MClear       MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           0            10
TEMP (24H TREND)      82 (+3)      62 (-3)      82
RH % (24H TREND)      67 (-7)      100 (+2)     62
20FTWND-VAL/AM(MPH)   Lgt/Var                   Lgt/Var
20FTWND-RDG/PM(MPH)   Lgt/Var      Lgt/Var      Lgt/Var
MIXING HGT(FT-AGL/MSL)5465                      6138
TRANSPORT WND (MPH)   E  9                      E 12
VENT RATE (KT-FT)     48660                     68100
DISPERSION            5                         5
DSI                   5            2            5
LAL                   1            1            1
HAINES INDEX          2            4            2

Remarks...None.


$$

PRZ024-150815-
Cayey Mountain Range-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       MClear       MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     10           10           10
TEMP (24H TREND)      83 (+3)      65 (-1)      83
RH % (24H TREND)      68 (-5)      100 (+4)     64
20FTWND-VAL/AM(MPH)   Lgt/Var                   E  6
20FTWND-RDG/PM(MPH)   E  7         Lgt/Var      E  8
MIXING HGT(FT-AGL/MSL)4766                      4216
TRANSPORT WND (MPH)   E 12                      E 14
VENT RATE (KT-FT)     50886                     49464
DISPERSION            5                         5
DSI                   5            3            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ025-150815-
Vieques-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       PCldy        MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           30           20
TEMP (24H TREND)      85 (0)       72 (-1)      85
RH % (24H TREND)      67 (0)       81 (0)       67
20FTWND-VAL/AM(MPH)   E 10                      E 12
20FTWND-RDG/PM(MPH)   E 10         E 11         E 12
MIXING HGT(FT-AGL/MSL)3898                      3463
TRANSPORT WND (MPH)   E 13                      E 16
VENT RATE (KT-FT)     42878                     50985
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            4

Remarks...None.


$$

PRZ026-150815-
Culebra-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       PCldy        MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           30           20
TEMP (24H TREND)      85 (0)       74 (-1)      85
RH % (24H TREND)      69 (0)       80 (0)       67
20FTWND-VAL/AM(MPH)   E 10                      E 12
20FTWND-RDG/PM(MPH)   E 10         E 11         E 12
MIXING HGT(FT-AGL/MSL)3657                      3423
TRANSPORT WND (MPH)   E 13                      E 17
VENT RATE (KT-FT)     40227                     51300
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ027-150815-
Southwest Coastal Plains and Mona Island-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       MClear       MClear
PRECIP TYPE           showers      NONE         showers
CHANCE PRECIP (%)     0            0            10
TEMP (24H TREND)      87 (+3)      68 (-3)      87
RH % (24H TREND)      64 (-4)      91 (+2)      57
20FTWND-VAL/AM(MPH)   E  6                      E  5
20FTWND-RDG/PM(MPH)   SE  7        E  6         E  6
MIXING HGT(FT-AGL/MSL)5915                      6239
TRANSPORT WND (MPH)   E 14                      E 14
VENT RATE (KT-FT)     70980                     83468
DISPERSION            5                         5
DSI                   6            4            5
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

VIZ001-150815-
Saint Thomas and Saint John-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       PCldy        MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           30           20
TEMP (24H TREND)      86 (+4)      72 (-2)      86
RH % (24H TREND)      67 (-2)      81 (0)       67
20FTWND-VAL/AM(MPH)   E 10                      E 13
20FTWND-RDG/PM(MPH)   E 10         E 11         E 13
MIXING HGT(FT-AGL/MSL)3698                      3418
TRANSPORT WND (MPH)   E 13                      E 18
VENT RATE (KT-FT)     40678                     57562
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          4            3            4

Remarks...None.


$$

VIZ002-150815-
St Croix-
405 AM AST Thu Dec 14 2017

                      Today        Tonight      Fri

CLOUD COVER           MClear       PCldy        MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           10
TEMP (24H TREND)      85 (0)       69 (-1)      85
RH % (24H TREND)      67 (+1)      83 (0)       67
20FTWND-VAL/AM(MPH)   E 11                      E 13
20FTWND-RDG/PM(MPH)   E 11         E 12         E 13
MIXING HGT(FT-AGL/MSL)4236                      3416
TRANSPORT WND (MPH)   E 14                      E 18
VENT RATE (KT-FT)     50832                     54656
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          4            5            5

Remarks...None.


$$


.FORECAST FOR DAYS 3 THROUGH 7...

.SATURDAY...PARTLY CLOUDY. ISOLATED SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND 5 MPH.
.SUNDAY...PARTLY CLOUDY. LOWS AROUND 70. HIGHS IN THE LOWER 80S.
NORTHEAST WINDS AROUND 10 MPH.
.MONDAY...MOSTLY CLEAR. LOWS AROUND 70. HIGHS IN THE LOWER 80S.
NORTHEAST WINDS AROUND 10 MPH.
.TUESDAY...MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE
LOWER 80S. NORTHEAST WINDS AROUND 10 MPH.
.WEDNESDAY...PARTLY CLOUDY. LOWS IN THE UPPER 60S. HIGHS IN THE
LOWER 80S. NORTHEAST WINDS AROUND 5 MPH.

$$



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