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

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3
000
FNCA52 TJSJ 260932
FWFSJU

Fire Weather Planning Forecast for PUERTO RICO
National Weather Service SAN JUAN PR
532 AM AST Fri May 26 2017

.DISCUSSION...An increase in low level moisture is expected today.
Showers and possible thunderstorms are expected to develop across
the Cordillera Central of Puerto Rico. As a result, relative
humidity values will be above critical levels today. Low level
winds will be mainly east at 10 to 15 mph. Fire danger is expected
to be low.




PRZ014-270945-
Southeast Coastal Plains-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           MClear       PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     10           20           20
TEMP (24H TREND)      93 (+1)      71 (-5)      92
RH % (24H TREND)      47 (+4)      89 (+3)      51
20FTWND-VAL/AM(MPH)   E 11                      E 11
20FTWND-RDG/PM(MPH)   SE 13        E  8         SE 13
MIXING HGT(FT-AGL/MSL)6851                      6399
TRANSPORT WND (MPH)   E 13                      E 13
VENT RATE (KT-FT)     87659                     84253
DISPERSION            5                         5
DSI                   6            4            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ015-270945-
Southern Hills-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           MClear       PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     10           20           30
TEMP (24H TREND)      88 (-1)      69 (-4)      89
RH % (24H TREND)      52 (+4)      93 (+4)      55
20FTWND-VAL/AM(MPH)   E  9                      E 10
20FTWND-RDG/PM(MPH)   SE 11        E  7         SE 11
MIXING HGT(FT-AGL/MSL)6859                      6524
TRANSPORT WND (MPH)   E 12                      E 12
VENT RATE (KT-FT)     76271                     79833
DISPERSION            5                         5
DSI                   5            3            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ016-270945-
North Coastal Plains-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           MClear       PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     10           20           40
TEMP (24H TREND)      89 (-1)      74 (-3)      90
RH % (24H TREND)      59 (+7)      88 (+4)      56
20FTWND-VAL/AM(MPH)   E 10                      E 10
20FTWND-RDG/PM(MPH)   E 13         E  9         E 12
MIXING HGT(FT-AGL/MSL)5681                      5829
TRANSPORT WND (MPH)   E 14                      E 12
VENT RATE (KT-FT)     72252                     71832
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ017-270945-
Northern Hills-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           MClear       MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     30           30           40
TEMP (24H TREND)      89 (-1)      70 (-6)      88
RH % (24H TREND)      58 (+8)      94 (+5)      56
20FTWND-VAL/AM(MPH)   E  9                      E  9
20FTWND-RDG/PM(MPH)   E 11         E  6         E  9
MIXING HGT(FT-AGL/MSL)6333                      6711
TRANSPORT WND (MPH)   E 13                      E 10
VENT RATE (KT-FT)     70440                     68160
DISPERSION            5                         5
DSI                   6            3            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ018-270945-
West Coast-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           MClear       MClear       PCldy
PRECIP TYPE           showers      NONE         showers
CHANCE PRECIP (%)     30           0            30
TEMP (24H TREND)      85 (-7)      72 (-5)      92
RH % (24H TREND)      50 (-2)      88 (+5)      52
20FTWND-VAL/AM(MPH)   E  9                      E  8
20FTWND-RDG/PM(MPH)   W  7         Lgt/Var      NE  7
MIXING HGT(FT-AGL/MSL)7016                      6705
TRANSPORT WND (MPH)   E  8                      E  8
VENT RATE (KT-FT)     69500                     73348
DISPERSION            5                         5
DSI                   6            3            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ019-270945-
Eastern Interior-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           MClear       PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           30           30
TEMP (24H TREND)      89 (-1)      70 (-5)      90
RH % (24H TREND)      57 (+7)      96 (+7)      55
20FTWND-VAL/AM(MPH)   E  9                      E  9
20FTWND-RDG/PM(MPH)   E 11         E  7         E 11
MIXING HGT(FT-AGL/MSL)6456                      6584
TRANSPORT WND (MPH)   E 13                      E 12
VENT RATE (KT-FT)     71071                     72787
DISPERSION            5                         5
DSI                   6            4            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ022-270945-
Luquillo Mountain Range-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           40           40
TEMP (24H TREND)      84 (-1)      70 (-2)      86
RH % (24H TREND)      66 (+8)      92 (+4)      66
20FTWND-VAL/AM(MPH)   E 10                      E 10
20FTWND-RDG/PM(MPH)   E 11         E  8         E 11
MIXING HGT(FT-AGL/MSL)5150                      5185
TRANSPORT WND (MPH)   E 14                      E 13
VENT RATE (KT-FT)     53108                     56100
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ023-270945-
Central Mountain Range-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           MClear       MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     30           30           40
TEMP (24H TREND)      85 (-3)      66 (-5)      87
RH % (24H TREND)      56 (+7)      98 (+5)      54
20FTWND-VAL/AM(MPH)   E  9                      E  8
20FTWND-RDG/PM(MPH)   E  8         E  5         SE  8
MIXING HGT(FT-AGL/MSL)6653                      6917
TRANSPORT WND (MPH)   E 10                      E  9
VENT RATE (KT-FT)     65340                     58652
DISPERSION            5                         5
DSI                   5            2            5
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ024-270945-
Cayey Mountain Range-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           MClear       PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     10           20           30
TEMP (24H TREND)      86 (-1)      70 (-2)      87
RH % (24H TREND)      60 (+8)      92 (+3)      60
20FTWND-VAL/AM(MPH)   E 10                      E 10
20FTWND-RDG/PM(MPH)   E 11         E  8         E 11
MIXING HGT(FT-AGL/MSL)5929                      5944
TRANSPORT WND (MPH)   E 13                      E 13
VENT RATE (KT-FT)     70296                     69336
DISPERSION            5                         5
DSI                   6            3            5
LAL                   1            1            1
HAINES INDEX          2            3            3

Remarks...None.


$$

PRZ025-270945-
Vieques-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           40           40
TEMP (24H TREND)      87 (-1)      78 (0)       86
RH % (24H TREND)      72 (+9)      79 (-1)      73
20FTWND-VAL/AM(MPH)   E 12                      E 12
20FTWND-RDG/PM(MPH)   E 12         E 12         E 11
MIXING HGT(FT-AGL/MSL)3650                      3579
TRANSPORT WND (MPH)   E 15                      E 14
VENT RATE (KT-FT)     37248                     42024
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ026-270945-
Culebra-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           40           40
TEMP (24H TREND)      87 (-1)      79 (+1)      86
RH % (24H TREND)      70 (+7)      79 (-1)      70
20FTWND-VAL/AM(MPH)   E 13                      E 13
20FTWND-RDG/PM(MPH)   E 12         E 12         E 11
MIXING HGT(FT-AGL/MSL)3421                      3362
TRANSPORT WND (MPH)   E 17                      E 15
VENT RATE (KT-FT)     45570                     42042
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ027-270945-
Southwest Coastal Plains and Mona Island-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           MClear       MClear       MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     0            0            20
TEMP (24H TREND)      89 (-2)      71 (-6)      93
RH % (24H TREND)      44 (-6)      87 (+4)      48
20FTWND-VAL/AM(MPH)   E 11                      E 12
20FTWND-RDG/PM(MPH)   SE 12        E  9         SE 11
MIXING HGT(FT-AGL/MSL)7148                      6777
TRANSPORT WND (MPH)   E 10                      E 13
VENT RATE (KT-FT)     77110                     84331
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

VIZ001-270945-
Saint Thomas and Saint John-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           MClear       PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     10           40           40
TEMP (24H TREND)      88 (-1)      77 (-1)      88
RH % (24H TREND)      71 (+12)     80 (+1)      71
20FTWND-VAL/AM(MPH)   E 13                      E 13
20FTWND-RDG/PM(MPH)   E 12         E 12         E 11
MIXING HGT(FT-AGL/MSL)3450                      3295
TRANSPORT WND (MPH)   E 17                      E 15
VENT RATE (KT-FT)     49440                     43953
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

VIZ002-270945-
St Croix-
532 AM AST Fri May 26 2017

                      Today        Tonight      Sat

CLOUD COVER           MClear       PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     10           20           30
TEMP (24H TREND)      87 (-1)      74 (0)       88
RH % (24H TREND)      71 (+10)     78 (-2)      72
20FTWND-VAL/AM(MPH)   E 12                      E 12
20FTWND-RDG/PM(MPH)   E 12         E 11         E 11
MIXING HGT(FT-AGL/MSL)3369                      3356
TRANSPORT WND (MPH)   E 16                      E 18
VENT RATE (KT-FT)     42328                     46575
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$


.FORECAST FOR DAYS 3 THROUGH 7...

.SUNDAY...PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE UPPER 80S.
NORTHEAST WINDS AROUND 10 MPH.
.MONDAY...PARTLY CLOUDY. LOWS IN THE LOWER 70S. HIGHS IN THE MID
80S. NORTHEAST WINDS AROUND 10 MPH.
.TUESDAY...PARTLY CLOUDY. SCATTERED SHOWERS. LOWS IN THE LOWER
70S. HIGHS IN THE MID 80S. EAST WINDS AROUND 10 MPH.
.WEDNESDAY...MOSTLY CLOUDY. SCATTERED SHOWERS. LOWS IN THE LOWER
70S. HIGHS IN THE UPPER 80S. EAST WINDS AROUND 10 MPH.
.THURSDAY...PARTLY CLOUDY. LOWS IN THE LOWER 70S. HIGHS IN THE
MID 80S. EAST WINDS AROUND 10 MPH.

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.