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

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FNCA52 TJSJ 220852
FWFSJU

Fire Weather Planning Forecast for PUERTO RICO
National Weather Service SAN JUAN PR
452 AM AST Mon Jan 22 2018

.DISCUSSION...Moderate easterly trade winds will continue to
transport pockets of shallow moisture with periods of isolated to
scattered showers mainly over portions of the north,east and west
interior sections of Puerto Rico today. RH values and wind speeds
are not forecast to reach critical fire danger thresholds. Therefore,
the fire danger will continue low today. No major changes to the
fire weather conditions over the next several days.

PRZ014-230900-
Southeast Coastal Plains-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     30           20           20
TEMP (24H TREND)      87 (+2)      68 (0)       87
RH % (24H TREND)      52 (-3)      93 (+1)      53
20FTWND-VAL/AM(MPH)   NE  8                     NE  8
20FTWND-RDG/PM(MPH)   E 10         NE  8        E  9
MIXING HGT(FT-AGL/MSL)7469                      7550
TRANSPORT WND (MPH)   E 21                      E 20
VENT RATE (KT-FT)     135775                    122584
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ015-230900-
Southern Hills-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           40           20
TEMP (24H TREND)      85 (+3)      64 (-2)      85
RH % (24H TREND)      55 (-10)     95 (+2)      53
20FTWND-VAL/AM(MPH)   NE  7                     NE  8
20FTWND-RDG/PM(MPH)   E  9         NE  8        E  8
MIXING HGT(FT-AGL/MSL)7356                      7472
TRANSPORT WND (MPH)   E 20                      E 20
VENT RATE (KT-FT)     128810                    117198
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ016-230900-
North Coastal Plains-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           40           30
TEMP (24H TREND)      86 (+1)      70 (0)       86
RH % (24H TREND)      55 (-8)      92 (+1)      59
20FTWND-VAL/AM(MPH)   E 10                      E  9
20FTWND-RDG/PM(MPH)   E 12         E 10         E 10
MIXING HGT(FT-AGL/MSL)7114                      7322
TRANSPORT WND (MPH)   E 21                      E 20
VENT RATE (KT-FT)     126269                    120200
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ017-230900-
Northern Hills-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     50           50           40
TEMP (24H TREND)      85 (+1)      66 (-1)      85
RH % (24H TREND)      57 (-10)     96 (+1)      57
20FTWND-VAL/AM(MPH)   E  6                      E  6
20FTWND-RDG/PM(MPH)   E  9         E  7         E  8
MIXING HGT(FT-AGL/MSL)7111                      7294
TRANSPORT WND (MPH)   E 18                      E 18
VENT RATE (KT-FT)     119590                    117214
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ018-230900-
West Coast-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      NONE         showers
CHANCE PRECIP (%)     50           0            20
TEMP (24H TREND)      85 (+1)      67 (-1)      85
RH % (24H TREND)      57 (-9)      93 (+3)      55
20FTWND-VAL/AM(MPH)   E  6                      E  7
20FTWND-RDG/PM(MPH)   E  8         E  6         E  7
MIXING HGT(FT-AGL/MSL)7182                      7356
TRANSPORT WND (MPH)   E 15                      E 15
VENT RATE (KT-FT)     110563                    103301
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ019-230900-
Eastern Interior-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           40           30
TEMP (24H TREND)      84 (+1)      67 (-1)      84
RH % (24H TREND)      57 (-5)      96 (+2)      59
20FTWND-VAL/AM(MPH)   E  7                      E  7
20FTWND-RDG/PM(MPH)   E 10         E  7         E  8
MIXING HGT(FT-AGL/MSL)7350                      7667
TRANSPORT WND (MPH)   E 21                      E 20
VENT RATE (KT-FT)     126132                    114446
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ022-230900-
Luquillo Mountain Range-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           40           40
TEMP (24H TREND)      81 (+3)      64 (-2)      81
RH % (24H TREND)      56 (-15)     94 (0)       61
20FTWND-VAL/AM(MPH)   E 10                      E  9
20FTWND-RDG/PM(MPH)   E 11         E  9         E  9
MIXING HGT(FT-AGL/MSL)6242                      6098
TRANSPORT WND (MPH)   E 22                      E 21
VENT RATE (KT-FT)     113428                    104159
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ023-230900-
Central Mountain Range-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      NONE         showers
CHANCE PRECIP (%)     50           0            30
TEMP (24H TREND)      84 (+3)      62 (-2)      84
RH % (24H TREND)      59 (-10)     99 (+3)      53
20FTWND-VAL/AM(MPH)   E  6                      E  6
20FTWND-RDG/PM(MPH)   E  7         E  5         E  6
MIXING HGT(FT-AGL/MSL)7406                      7566
TRANSPORT WND (MPH)   E 17                      E 17
VENT RATE (KT-FT)     110684                    109401
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ024-230900-
Cayey Mountain Range-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           30           30
TEMP (24H TREND)      82 (+2)      65 (-1)      82
RH % (24H TREND)      56 (-12)     95 (0)       58
20FTWND-VAL/AM(MPH)   E  8                      E  7
20FTWND-RDG/PM(MPH)   E 10         E  8         E  9
MIXING HGT(FT-AGL/MSL)6752                      6501
TRANSPORT WND (MPH)   E 22                      E 20
VENT RATE (KT-FT)     118984                    105095
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ025-230900-
Vieques-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           40           40
TEMP (24H TREND)      84 (+2)      74 (+1)      83
RH % (24H TREND)      53 (-9)      87 (0)       63
20FTWND-VAL/AM(MPH)   E 10                      E 10
20FTWND-RDG/PM(MPH)   E 14         E 13         E 12
MIXING HGT(FT-AGL/MSL)6281                      6192
TRANSPORT WND (MPH)   E 23                      E 22
VENT RATE (KT-FT)     124275                    116044
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ026-230900-
Culebra-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           30           40
TEMP (24H TREND)      86 (+3)      73 (-1)      86
RH % (24H TREND)      53 (-9)      87 (0)       62
20FTWND-VAL/AM(MPH)   E 13                      E 13
20FTWND-RDG/PM(MPH)   E 15         E 15         E 14
MIXING HGT(FT-AGL/MSL)6156                      6377
TRANSPORT WND (MPH)   E 23                      E 22
VENT RATE (KT-FT)     122228                    120871
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ027-230900-
Southwest Coastal Plains and Mona Island-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      NONE         showers
CHANCE PRECIP (%)     50           0            20
TEMP (24H TREND)      87 (+2)      67 (-2)      87
RH % (24H TREND)      51 (-11)     92 (+4)      50
20FTWND-VAL/AM(MPH)   E  7                      E  7
20FTWND-RDG/PM(MPH)   E 10         E  6         E  9
MIXING HGT(FT-AGL/MSL)7512                      7648
TRANSPORT WND (MPH)   E 18                      E 17
VENT RATE (KT-FT)     128650                    122967
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

VIZ001-230900-
Saint Thomas and Saint John-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           20           40
TEMP (24H TREND)      90 (+6)      69 (-4)      90
RH % (24H TREND)      53 (-10)     87 (+2)      60
20FTWND-VAL/AM(MPH)   E 13 G22                  E 12
20FTWND-RDG/PM(MPH)   E 15         E 16         E 14
MIXING HGT(FT-AGL/MSL)7068                      7192
TRANSPORT WND (MPH)   E 25                      E 22
VENT RATE (KT-FT)     153224                    134015
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          4            4            3

Remarks...None.


$$

VIZ002-230900-
St Croix-
452 AM AST Mon Jan 22 2018

                      Today        Tonight      Tue

CLOUD COVER           MClear       PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           20           40
TEMP (24H TREND)      84 (0)       70 (-2)      84
RH % (24H TREND)      50 (-11)     87 (+1)      56
20FTWND-VAL/AM(MPH)   E 11 G18                  E 11
20FTWND-RDG/PM(MPH)   E 14         E 14         E 12
MIXING HGT(FT-AGL/MSL)6388                      6615
TRANSPORT WND (MPH)   E 26                      E 22
VENT RATE (KT-FT)     144053                    123643
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$


.FORECAST FOR DAYS 3 THROUGH 7...

.WEDNESDAY...PARTLY CLOUDY. SCATTERED SHOWERS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 80S. NORTHEAST WINDS AROUND 5 MPH.
.THURSDAY...PARTLY CLOUDY. LOWS IN THE UPPER 60S. HIGHS IN THE
MID 80S. NORTHEAST WINDS AROUND 5 MPH.
.FRIDAY...PARTLY CLOUDY. SCATTERED SHOWERS. LOWS IN THE
UPPER 60S. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND 10 MPH.
.SATURDAY...MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS IN THE
UPPER 60S. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND 10 MPH.
.SUNDAY...MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS AROUND 70.
HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND 10 MPH.

$$



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