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

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FNCA52 TJSJ 180854
FWFSJU

Fire Weather Planning Forecast for PUERTO RICO
National Weather Service SAN JUAN PR
454 AM AST Thu Jan 18 2018

.DISCUSSION...No overall changes in the weather pattern in
expected today. Light to moderate passing showers will continue to
affect Puerto Rico from time to time. This will keep relative
humidity values well above threshold values. At the same time, low
level winds will remain from the east at less than 15 mph. Fire
danger is expected to be low today.




PRZ014-190900-
Southeast Coastal Plains-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           30
TEMP (24H TREND)      85 (0)       67 (-1)      87
RH % (24H TREND)      62 (0)       95 (+3)      60
20FTWND-VAL/AM(MPH)   Lgt/Var                   NE  5
20FTWND-RDG/PM(MPH)   E  6         Lgt/Var      E  8
MIXING HGT(FT-AGL/MSL)5627                      5698
TRANSPORT WND (MPH)   E 12                      E 15
VENT RATE (KT-FT)     61004                     72009
DISPERSION            5                         5
DSI                   5            3            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ015-190900-
Southern Hills-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           30
TEMP (24H TREND)      82 (+2)      65 (-1)      83
RH % (24H TREND)      65 (-4)      94 (+3)      66
20FTWND-VAL/AM(MPH)   Lgt/Var                   Lgt/Var
20FTWND-RDG/PM(MPH)   E  5         Lgt/Var      E  6
MIXING HGT(FT-AGL/MSL)5509                      5556
TRANSPORT WND (MPH)   E  9                      E 14
VENT RATE (KT-FT)     53997                     63907
DISPERSION            5                         5
DSI                   5            2            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ016-190900-
North Coastal Plains-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           30
TEMP (24H TREND)      85 (+2)      70 (0)       85
RH % (24H TREND)      67 (-1)      92 (+3)      65
20FTWND-VAL/AM(MPH)   E  6                      E  6
20FTWND-RDG/PM(MPH)   E  8         E  6         E 10
MIXING HGT(FT-AGL/MSL)4841                      4885
TRANSPORT WND (MPH)   E 13                      E 16
VENT RATE (KT-FT)     47893                     62231
DISPERSION            5                         5
DSI                   6            4            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ017-190900-
Northern Hills-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           30
TEMP (24H TREND)      82 (0)       66 (0)       83
RH % (24H TREND)      67 (-2)      96 (+3)      68
20FTWND-VAL/AM(MPH)   Lgt/Var                   Lgt/Var
20FTWND-RDG/PM(MPH)   E  6         E  5         E  8
MIXING HGT(FT-AGL/MSL)4810                      4956
TRANSPORT WND (MPH)   E 10                      E 14
VENT RATE (KT-FT)     47914                     61028
DISPERSION            5                         5
DSI                   5            3            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ018-190900-
West Coast-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           MClear       MClear       MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           40
TEMP (24H TREND)      83 (-1)      68 (0)       84
RH % (24H TREND)      63 (-3)      90 (+1)      64
20FTWND-VAL/AM(MPH)   Lgt/Var                   Lgt/Var
20FTWND-RDG/PM(MPH)   Lgt/Var      E  5         E  5
MIXING HGT(FT-AGL/MSL)5396                      5347
TRANSPORT WND (MPH)   E  6                      E  8
VENT RATE (KT-FT)     49104                     52773
DISPERSION            5                         5
DSI                   5            3            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ019-190900-
Eastern Interior-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     30           30           30
TEMP (24H TREND)      84 (+2)      66 (-3)      84
RH % (24H TREND)      71 (+1)      96 (+4)      70
20FTWND-VAL/AM(MPH)   Lgt/Var                   E  5
20FTWND-RDG/PM(MPH)   E  7         Lgt/Var      E  8
MIXING HGT(FT-AGL/MSL)4831                      4996
TRANSPORT WND (MPH)   E 13                      E 15
VENT RATE (KT-FT)     49751                     60023
DISPERSION            5                         5
DSI                   5            3            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ022-190900-
Luquillo Mountain Range-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     50           30           30
TEMP (24H TREND)      81 (+3)      65 (-2)      79
RH % (24H TREND)      80 (+1)      92 (+3)      80
20FTWND-VAL/AM(MPH)   E  6                      E  6
20FTWND-RDG/PM(MPH)   E  8         E  5         E  9
MIXING HGT(FT-AGL/MSL)3333                      3335
TRANSPORT WND (MPH)   E 13                      E 14
VENT RATE (KT-FT)     39614                     40568
DISPERSION            5                         5
DSI                   5            4            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ023-190900-
Central Mountain Range-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           30
TEMP (24H TREND)      78 (0)       61 (-2)      80
RH % (24H TREND)      67 (-6)      98 (+5)      72
20FTWND-VAL/AM(MPH)   Lgt/Var                   Lgt/Var
20FTWND-RDG/PM(MPH)   Lgt/Var      Lgt/Var      E  5
MIXING HGT(FT-AGL/MSL)4995                      4728
TRANSPORT WND (MPH)   E  8                      E 10
VENT RATE (KT-FT)     43763                     43600
DISPERSION            5                         5
DSI                   5            2            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ024-190900-
Cayey Mountain Range-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           40           30
TEMP (24H TREND)      80 (+1)      67 (0)       79
RH % (24H TREND)      74 (0)       92 (+2)      74
20FTWND-VAL/AM(MPH)   Lgt/Var                   Lgt/Var
20FTWND-RDG/PM(MPH)   E  6         Lgt/Var      E  8
MIXING HGT(FT-AGL/MSL)4106                      4143
TRANSPORT WND (MPH)   E 12                      E 14
VENT RATE (KT-FT)     46699                     51187
DISPERSION            5                         5
DSI                   5            2            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ025-190900-
Vieques-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     50           20           20
TEMP (24H TREND)      83 (0)       74 (0)       83
RH % (24H TREND)      72 (-3)      87 (+4)      72
20FTWND-VAL/AM(MPH)   E 10                      E 11
20FTWND-RDG/PM(MPH)   E 10         E 10         E 13
MIXING HGT(FT-AGL/MSL)3156                      3125
TRANSPORT WND (MPH)   E 15                      E 18
VENT RATE (KT-FT)     36408                     50160
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ026-190900-
Culebra-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     50           20           20
TEMP (24H TREND)      84 (+1)      74 (-1)      83
RH % (24H TREND)      69 (-5)      92 (+8)      70
20FTWND-VAL/AM(MPH)   E 13                      E 13
20FTWND-RDG/PM(MPH)   E 12         E 10         E 13
MIXING HGT(FT-AGL/MSL)3129                      3139
TRANSPORT WND (MPH)   E 16                      E 18
VENT RATE (KT-FT)     35964                     48704
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ027-190900-
Southwest Coastal Plains and Mona Island-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           MClear       MClear       MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           30
TEMP (24H TREND)      84 (0)       67 (-2)      87
RH % (24H TREND)      58 (-4)      93 (+5)      57
20FTWND-VAL/AM(MPH)   Lgt/Var                   E  6
20FTWND-RDG/PM(MPH)   Lgt/Var      E  5         E  6
MIXING HGT(FT-AGL/MSL)5840                      5817
TRANSPORT WND (MPH)   E  8                      E 12
VENT RATE (KT-FT)     61618                     68278
DISPERSION            5                         5
DSI                   5            3            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

VIZ001-190900-
Saint Thomas and Saint John-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     50           20           20
TEMP (24H TREND)      83 (-1)      72 (-2)      83
RH % (24H TREND)      72 (-3)      87 (+5)      74
20FTWND-VAL/AM(MPH)   E 13                      E 13
20FTWND-RDG/PM(MPH)   E 12         E 11         E 13
MIXING HGT(FT-AGL/MSL)3193                      3100
TRANSPORT WND (MPH)   E 17                      E 18
VENT RATE (KT-FT)     37297                     50760
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

VIZ002-190900-
St Croix-
454 AM AST Thu Jan 18 2018

                      Today        Tonight      Fri

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           20
TEMP (24H TREND)      84 (-1)      71 (-1)      85
RH % (24H TREND)      72 (-3)      88 (+5)      72
20FTWND-VAL/AM(MPH)   E 11                      E 14
20FTWND-RDG/PM(MPH)   E 11         E 11         E 14
MIXING HGT(FT-AGL/MSL)3235                      3231
TRANSPORT WND (MPH)   E 14                      E 20
VENT RATE (KT-FT)     40583                     57762
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$


.FORECAST FOR DAYS 3 THROUGH 7...

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

$$


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