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

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FNCA52 TJSJ 200757
FWFSJU

Fire Weather Planning Forecast for PUERTO RICO
National Weather Service SAN JUAN PR
357 AM AST Sat Jan 20 2018

.DISCUSSION...Passing showers are possible today for northern half
of Puerto Rico and eastern U.S. Virgin Islands. RH values and
wind speeds are not forecast to reach critical fire danger
criteria. Therefore, the overall fire danger will continue low
today. No major change is anticipated during the next several days
on the weather conditions.




PRZ014-210800-
Southeast Coastal Plains-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     10           10           30
TEMP (24H TREND)      86 (+1)      66 (-2)      87
RH % (24H TREND)      55 (-9)      92 (0)       57
20FTWND-VAL/AM(MPH)   NE  7                     E  7
20FTWND-RDG/PM(MPH)   E  9         NE  6        E  9
MIXING HGT(FT-AGL/MSL)6000                      6000
TRANSPORT WND (MPH)   E 18                      E 18
VENT RATE (KT-FT)     96000                     102000
DISPERSION            5                         5
DSI                   6            4            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ015-210800-
Southern Hills-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           40
TEMP (24H TREND)      84 (+4)      63 (-3)      83
RH % (24H TREND)      60 (-10)     94 (+3)      59
20FTWND-VAL/AM(MPH)   E  5                      E  6
20FTWND-RDG/PM(MPH)   E  8         NE  5        E  8
MIXING HGT(FT-AGL/MSL)6000                      5500
TRANSPORT WND (MPH)   E 16                      E 17
VENT RATE (KT-FT)     90000                     90000
DISPERSION            5                         5
DSI                   5            3            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ016-210800-
North Coastal Plains-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           40
TEMP (24H TREND)      85 (+1)      68 (-2)      85
RH % (24H TREND)      62 (-5)      90 (+1)      61
20FTWND-VAL/AM(MPH)   E  9                      E 10
20FTWND-RDG/PM(MPH)   E 11         E  9         E 11
MIXING HGT(FT-AGL/MSL)5000                      4500
TRANSPORT WND (MPH)   E 18                      E 18
VENT RATE (KT-FT)     85000                     76500
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ017-210800-
Northern Hills-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           40
TEMP (24H TREND)      85 (+3)      65 (-2)      82
RH % (24H TREND)      64 (-3)      95 (+3)      61
20FTWND-VAL/AM(MPH)   E  6                      E  7
20FTWND-RDG/PM(MPH)   E 10         E  7         E  9
MIXING HGT(FT-AGL/MSL)5500                      4500
TRANSPORT WND (MPH)   E 17                      E 17
VENT RATE (KT-FT)     85000                     72000
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ018-210800-
West Coast-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     30           30           40
TEMP (24H TREND)      85 (+1)      66 (-3)      82
RH % (24H TREND)      60 (-4)      90 (+3)      59
20FTWND-VAL/AM(MPH)   E  7                      E  7
20FTWND-RDG/PM(MPH)   E  7         E  8         E  6
MIXING HGT(FT-AGL/MSL)6000                      5500
TRANSPORT WND (MPH)   E 14                      E 13
VENT RATE (KT-FT)     84000                     77000
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            1
HAINES INDEX          3            3            4

Remarks...None.


$$

PRZ019-210800-
Eastern Interior-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     30           20           40
TEMP (24H TREND)      84 (+2)      65 (-4)      84
RH % (24H TREND)      64 (-9)      95 (+3)      63
20FTWND-VAL/AM(MPH)   E  7                      E  8
20FTWND-RDG/PM(MPH)   E  9         NE  6        E  9
MIXING HGT(FT-AGL/MSL)5500                      5000
TRANSPORT WND (MPH)   E 17                      E 17
VENT RATE (KT-FT)     82500                     76500
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ022-210800-
Luquillo Mountain Range-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           30           40
TEMP (24H TREND)      81 (+5)      64 (-4)      79
RH % (24H TREND)      74 (-6)      91 (+3)      74
20FTWND-VAL/AM(MPH)   E  9                      E  9
20FTWND-RDG/PM(MPH)   E  9         E  8         E 11
MIXING HGT(FT-AGL/MSL)4000                      4000
TRANSPORT WND (MPH)   E 16                      E 17
VENT RATE (KT-FT)     56000                     60000
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ023-210800-
Central Mountain Range-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     30           30           40
TEMP (24H TREND)      82 (+4)      62 (-2)      79
RH % (24H TREND)      65 (-7)      98 (+5)      62
20FTWND-VAL/AM(MPH)   Lgt/Var                   E  5
20FTWND-RDG/PM(MPH)   E  6         Lgt/Var      E  5
MIXING HGT(FT-AGL/MSL)6000                      5000
TRANSPORT WND (MPH)   E 15                      E 14
VENT RATE (KT-FT)     84000                     70000
DISPERSION            5                         5
DSI                   5            3            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ024-210800-
Cayey Mountain Range-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     30           20           40
TEMP (24H TREND)      83 (+6)      64 (-4)      81
RH % (24H TREND)      68 (-10)     90 (0)       70
20FTWND-VAL/AM(MPH)   E  7                      E  7
20FTWND-RDG/PM(MPH)   E  9         NE  5        E  9
MIXING HGT(FT-AGL/MSL)4500                      4500
TRANSPORT WND (MPH)   E 17                      E 18
VENT RATE (KT-FT)     67500                     76500
DISPERSION            5                         5
DSI                   6            4            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ025-210800-
Vieques-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           30           40
TEMP (24H TREND)      80 (-3)      73 (-2)      85
RH % (24H TREND)      69 (-4)      81 (-1)      68
20FTWND-VAL/AM(MPH)   E 13                      E 15
20FTWND-RDG/PM(MPH)   E 12         E 13         E 15
MIXING HGT(FT-AGL/MSL)3500                      3500
TRANSPORT WND (MPH)   E 18                      E 21
VENT RATE (KT-FT)     59500                     63000
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ026-210800-
Culebra-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           40           30
TEMP (24H TREND)      80 (-3)      74 (-1)      84
RH % (24H TREND)      67 (-6)      85 (+1)      65
20FTWND-VAL/AM(MPH)   E 13                      E 15
20FTWND-RDG/PM(MPH)   E 13         E 14         E 16
MIXING HGT(FT-AGL/MSL)3500                      3500
TRANSPORT WND (MPH)   E 18                      E 21
VENT RATE (KT-FT)     59500                     66500
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

PRZ027-210800-
Southwest Coastal Plains and Mona Island-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           MClear       MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           30
TEMP (24H TREND)      86 (+1)      66 (-3)      85
RH % (24H TREND)      53 (-8)      91 (+4)      54
20FTWND-VAL/AM(MPH)   E  6                      E  7
20FTWND-RDG/PM(MPH)   E  8         NE  6        E  8
MIXING HGT(FT-AGL/MSL)6000                      6000
TRANSPORT WND (MPH)   E 15                      E 16
VENT RATE (KT-FT)     96000                     102000
DISPERSION            5                         5
DSI                   6            4            6
LAL                   1            1            1
HAINES INDEX          3            3            4

Remarks...None.


$$

VIZ001-210800-
Saint Thomas and Saint John-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           40           20
TEMP (24H TREND)      80 (-1)      71 (-2)      85
RH % (24H TREND)      70 (-6)      87 (+5)      69
20FTWND-VAL/AM(MPH)   E 13                      E 16
20FTWND-RDG/PM(MPH)   E 13         E 14         E 16
MIXING HGT(FT-AGL/MSL)3500                      3500
TRANSPORT WND (MPH)   E 20                      E 21
VENT RATE (KT-FT)     59500                     66500
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$

VIZ002-210800-
St Croix-
357 AM AST Sat Jan 20 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           30
TEMP (24H TREND)      82 (-1)      70 (-2)      85
RH % (24H TREND)      69 (-6)      86 (+4)      69
20FTWND-VAL/AM(MPH)   E 14                      E 17
20FTWND-RDG/PM(MPH)   E 13         E 14         E 15
MIXING HGT(FT-AGL/MSL)4000                      3500
TRANSPORT WND (MPH)   E 20                      E 24
VENT RATE (KT-FT)     68000                     73500
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            3

Remarks...None.


$$


.FORECAST FOR DAYS 3 THROUGH 7...

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

$$



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