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

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FNCA52 TJSJ 280944
FWFSJU

Fire Weather Planning Forecast for PUERTO RICO
National Weather Service SAN JUAN PR
544 AM AST Wed Jun 28 2017

.DISCUSSION...A relatively dry airmass will continue to dominates
the local region today. As a result, Relative humidity values
are forecast to reach near critical thresholds, near 40s late in
the morning and early this afternoon mainly along the south
coastal plains of Puerto Rico. However, low level winds will
remain below critical levels. Fire danger is expected to be low
today.





PRZ014-290945-
Southeast Coastal Plains-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           MClear       MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     10           10           30
TEMP (24H TREND)      90 (0)       77 (+1)      89
RH % (24H TREND)      45 (-4)      88 (-1)      53
20FTWND-VAL/AM(MPH)   E 11                      E 14
20FTWND-RDG/PM(MPH)   E 14         E 10         E 16
MIXING HGT(FT-AGL/MSL)7043                      6028
TRANSPORT WND (MPH)   E 12                      E 20
VENT RATE (KT-FT)     77676                     108504
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            2
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ015-290945-
Southern Hills-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     20           10           40
TEMP (24H TREND)      86 (+1)      73 (0)       87
RH % (24H TREND)      51 (-6)      93 (+2)      57
20FTWND-VAL/AM(MPH)   E  9                      E 13
20FTWND-RDG/PM(MPH)   E 11         E  8         E 14
MIXING HGT(FT-AGL/MSL)7223                      6053
TRANSPORT WND (MPH)   E 10                      E 17
VENT RATE (KT-FT)     73980                     96640
DISPERSION            5                         5
DSI                   5            3            5
LAL                   2            1            2
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ016-290945-
North Coastal Plains-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     20           10           40
TEMP (24H TREND)      90 (+1)      78 (+1)      89
RH % (24H TREND)      58 (-4)      88 (-1)      62
20FTWND-VAL/AM(MPH)   E 11                      E 13
20FTWND-RDG/PM(MPH)   NE 13        E 11         E 16
MIXING HGT(FT-AGL/MSL)6002                      5216
TRANSPORT WND (MPH)   E 13                      E 20
VENT RATE (KT-FT)     67980                     94639
DISPERSION            5                         5
DSI                   6            6            6
LAL                   2            1            2
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ017-290945-
Northern Hills-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     30           10           50
TEMP (24H TREND)      87 (+1)      77 (+2)      87
RH % (24H TREND)      57 (-2)      94 (+2)      60
20FTWND-VAL/AM(MPH)   E  9                      E 11
20FTWND-RDG/PM(MPH)   NE 11        E  7         E 13
MIXING HGT(FT-AGL/MSL)6436                      5418
TRANSPORT WND (MPH)   E 10                      E 17
VENT RATE (KT-FT)     62469                     84924
DISPERSION            5                         5
DSI                   6            5            6
LAL                   2            1            2
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ018-290945-
West Coast-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           tstms        NONE         tstms
CHANCE PRECIP (%)     40           0            50
TEMP (24H TREND)      88 (+1)      78 (+2)      87
RH % (24H TREND)      48 (-8)      89 (+1)      52
20FTWND-VAL/AM(MPH)   E  7                      E 10
20FTWND-RDG/PM(MPH)   E  6         NE  5        E 11
MIXING HGT(FT-AGL/MSL)7423                      6061
TRANSPORT WND (MPH)   E  7                      E 14
VENT RATE (KT-FT)     57768                     96384
DISPERSION            5                         5
DSI                   6            3            6
LAL                   2            1            2
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ019-290945-
Eastern Interior-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     30           20           60
TEMP (24H TREND)      89 (+1)      76 (+1)      87
RH % (24H TREND)      55 (-6)      94 (+1)      67
20FTWND-VAL/AM(MPH)   E  9                      E 11
20FTWND-RDG/PM(MPH)   E 11         E  9         E 13
MIXING HGT(FT-AGL/MSL)6495                      5282
TRANSPORT WND (MPH)   E 13                      E 17
VENT RATE (KT-FT)     68937                     83376
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            2
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ022-290945-
Luquillo Mountain Range-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     30           30           60
TEMP (24H TREND)      86 (+1)      72 (-1)      85
RH % (24H TREND)      71 (-6)      93 (+2)      77
20FTWND-VAL/AM(MPH)   E 10                      E 12
20FTWND-RDG/PM(MPH)   E 11         E 10         E 14
MIXING HGT(FT-AGL/MSL)4573                      3648
TRANSPORT WND (MPH)   E 13                      E 17
VENT RATE (KT-FT)     50303                     59724
DISPERSION            5                         5
DSI                   5            5            6
LAL                   1            1            2
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ023-290945-
Central Mountain Range-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           tstms        NONE         tstms
CHANCE PRECIP (%)     30           0            60
TEMP (24H TREND)      85 (+3)      73 (+1)      85
RH % (24H TREND)      55 (-6)      98 (+3)      58
20FTWND-VAL/AM(MPH)   E  9                      E 11
20FTWND-RDG/PM(MPH)   E  8         NE  5        E 11
MIXING HGT(FT-AGL/MSL)6834                      5659
TRANSPORT WND (MPH)   E  9                      E 15
VENT RATE (KT-FT)     54670                     78400
DISPERSION            5                         5
DSI                   5            2            5
LAL                   2            1            2
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ024-290945-
Cayey Mountain Range-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     30           20           40
TEMP (24H TREND)      86 (+1)      73 (+1)      85
RH % (24H TREND)      59 (-6)      91 (0)       70
20FTWND-VAL/AM(MPH)   E  9                      E 12
20FTWND-RDG/PM(MPH)   E 12         E  9         E 14
MIXING HGT(FT-AGL/MSL)6003                      4446
TRANSPORT WND (MPH)   E 14                      E 18
VENT RATE (KT-FT)     69996                     80028
DISPERSION            5                         5
DSI                   5            5            6
LAL                   1            1            2
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ025-290945-
Vieques-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     30           30           40
TEMP (24H TREND)      89 (0)       77 (-1)      89
RH % (24H TREND)      72 (-4)      84 (0)       71
20FTWND-VAL/AM(MPH)   E 12                      E 16
20FTWND-RDG/PM(MPH)   E 12         E 13         E 16
MIXING HGT(FT-AGL/MSL)3009                      3307
TRANSPORT WND (MPH)   E 15                      E 21
VENT RATE (KT-FT)     39117                     60857
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            2
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ026-290945-
Culebra-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     30           30           40
TEMP (24H TREND)      89 (+1)      77 (-2)      88
RH % (24H TREND)      68 (-6)      86 (+2)      67
20FTWND-VAL/AM(MPH)   E 13                      E 17
20FTWND-RDG/PM(MPH)   E 13         E 14         E 17
MIXING HGT(FT-AGL/MSL)2880                      3313
TRANSPORT WND (MPH)   E 17                      E 22
VENT RATE (KT-FT)     43200                     61978
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            2
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ027-290945-
Southwest Coastal Plains and Mona Island-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           MClear       MClear       PCldy
PRECIP TYPE           showers      NONE         showers
CHANCE PRECIP (%)     10           0            30
TEMP (24H TREND)      89 (+1)      78 (+2)      89
RH % (24H TREND)      42 (-10)     91 (+3)      46
20FTWND-VAL/AM(MPH)   E  9                      E 12
20FTWND-RDG/PM(MPH)   SE 11        E  8         SE 16
MIXING HGT(FT-AGL/MSL)7541                      6281
TRANSPORT WND (MPH)   E  8                      E 17
VENT RATE (KT-FT)     64539                     112594
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

VIZ001-290945-
Saint Thomas and Saint John-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     30           40           40
TEMP (24H TREND)      89 (0)       77 (-1)      87
RH % (24H TREND)      72 (-5)      86 (+2)      71
20FTWND-VAL/AM(MPH)   E 13                      E 18
20FTWND-RDG/PM(MPH)   E 14         E 14         E 17
MIXING HGT(FT-AGL/MSL)2849                      3182
TRANSPORT WND (MPH)   E 17                      E 23
VENT RATE (KT-FT)     45584                     63231
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            2
HAINES INDEX          3            4            3

Remarks...None.


$$

VIZ002-290945-
St Croix-
544 AM AST Wed Jun 28 2017

                      Today        Tonight      Thu

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     30           40           50
TEMP (24H TREND)      91 (0)       75 (0)       89
RH % (24H TREND)      73 (-3)      88 (+3)      72
20FTWND-VAL/AM(MPH)   E 13                      E 18
20FTWND-RDG/PM(MPH)   E 13         E 14         E 16
MIXING HGT(FT-AGL/MSL)3030                      2726
TRANSPORT WND (MPH)   E 17                      E 25
VENT RATE (KT-FT)     45450                     59972
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            2
HAINES INDEX          3            4            3

Remarks...None.


$$


.FORECAST FOR DAYS 3 THROUGH 7...

.FRIDAY...PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE MID 80S. EAST
WINDS AROUND 10 MPH.
.SATURDAY...PARTLY CLOUDY. SCATTERED SHOWERS. LOWS IN THE MID
70S. HIGHS IN THE MID 80S. NORTH WINDS AROUND 10 MPH.
.SUNDAY...PARTLY CLOUDY. LOWS IN THE UPPER 70S. HIGHS IN THE
UPPER 80S. EAST WINDS AROUND 10 MPH.
.MONDAY...PARTLY CLOUDY. SCATTERED SHOWERS. LOWS IN THE MID 70S.
HIGHS IN THE MID 80S. EAST WINDS AROUND 10 MPH.
.TUESDAY...PARTLY CLOUDY. LOWS IN THE MID 70S. HIGHS IN THE MID
80S. EAST WINDS AROUND 10 MPH.

$$



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