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 4 5 6
000
FNCA52 TJSJ 210933
FWFSJU

Fire Weather Planning Forecast for PUERTO RICO
National Weather Service SAN JUAN PR
533 AM AST Sat Apr 21 2018

.DISCUSSION...

A patch of low level clouds with passing showers are expected to
move during the morning hours across the eastern portions of
Puerto Rico. Then in the afternoon showers and thunderstorms are
expected to develop over the northwest quadrant of Puerto Rico.
Winds will increase today, however Relative humidity values will
remain well above critical levels. Fire danger overall should be
low.


PRZ014-220945-
Southeast Coastal Plains-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        MClear       MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           20           30
TEMP (24H TREND)      90 (+2)      67 (-4)      91
RH % (24H TREND)      55 (+2)      89 (-1)      39
20FTWND-VAL/AM(MPH)   E 13                      E 12
20FTWND-RDG/PM(MPH)   E 14         E 10         E 14
MIXING HGT(FT-AGL/MSL)6238                      6760
TRANSPORT WND (MPH)   E 18                      E 14
VENT RATE (KT-FT)     99756                     76536
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            2
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ015-220945-
Southern Hills-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        MClear       MClear
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     40           20           30
TEMP (24H TREND)      87 (+4)      64 (-5)      87
RH % (24H TREND)      59 (+1)      92 (+1)      45
20FTWND-VAL/AM(MPH)   E 12                      E 11
20FTWND-RDG/PM(MPH)   E 12         E  9         E 11
MIXING HGT(FT-AGL/MSL)6170                      6832
TRANSPORT WND (MPH)   E 16                      E 13
VENT RATE (KT-FT)     91770                     67769
DISPERSION            5                         5
DSI                   6            4            6
LAL                   1            1            2
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ016-220945-
North Coastal Plains-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        MClear       MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           20           10
TEMP (24H TREND)      88 (+2)      69 (-4)      87
RH % (24H TREND)      61 (+1)      87 (0)       53
20FTWND-VAL/AM(MPH)   E 12                      E 12
20FTWND-RDG/PM(MPH)   E 14         E 12         NE 14
MIXING HGT(FT-AGL/MSL)5621                      5501
TRANSPORT WND (MPH)   E 17                      E 16
VENT RATE (KT-FT)     87648                     73360
DISPERSION            5                         5
DSI                   6            6            6
LAL                   2            1            1
HAINES INDEX          3            3            4

Remarks...None.


$$

PRZ017-220945-
Northern Hills-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        MClear       MClear
PRECIP TYPE           tstms        showers      showers
CHANCE PRECIP (%)     60           20           20
TEMP (24H TREND)      86 (+1)      65 (-4)      87
RH % (24H TREND)      62 (+3)      93 (+1)      51
20FTWND-VAL/AM(MPH)   E 10                      E 11
20FTWND-RDG/PM(MPH)   E 11         E  8         NE 13
MIXING HGT(FT-AGL/MSL)5607                      6399
TRANSPORT WND (MPH)   E 15                      E 14
VENT RATE (KT-FT)     79830                     72646
DISPERSION            5                         5
DSI                   6            6            6
LAL                   2            1            1
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ018-220945-
West Coast-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     40           40           50
TEMP (24H TREND)      87 (+1)      68 (-5)      87
RH % (24H TREND)      56 (-3)      86 (-2)      50
20FTWND-VAL/AM(MPH)   E 10                      E  9
20FTWND-RDG/PM(MPH)   SE  9        E  6         E  7
MIXING HGT(FT-AGL/MSL)6199                      6796
TRANSPORT WND (MPH)   E 13                      E  9
VENT RATE (KT-FT)     86786                     61164
DISPERSION            5                         5
DSI                   6            5            6
LAL                   2            1            2
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ019-220945-
Eastern Interior-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           20           20
TEMP (24H TREND)      88 (+3)      65 (-6)      87
RH % (24H TREND)      63 (+4)      93 (+2)      50
20FTWND-VAL/AM(MPH)   E 11                      E 10
20FTWND-RDG/PM(MPH)   E 12         E  8         E 11
MIXING HGT(FT-AGL/MSL)5523                      6333
TRANSPORT WND (MPH)   E 18                      E 14
VENT RATE (KT-FT)     88368                     68816
DISPERSION            5                         5
DSI                   6            5            6
LAL                   2            1            1
HAINES INDEX          3            3            4

Remarks...None.


$$

PRZ022-220945-
Luquillo Mountain Range-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           20           20
TEMP (24H TREND)      84 (+5)      65 (-5)      81
RH % (24H TREND)      75 (+8)      90 (-1)      64
20FTWND-VAL/AM(MPH)   E 11                      E 11
20FTWND-RDG/PM(MPH)   E 13         E 10         E 11
MIXING HGT(FT-AGL/MSL)4144                      4348
TRANSPORT WND (MPH)   E 18                      E 14
VENT RATE (KT-FT)     66304                     52780
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            4

Remarks...None.


$$

PRZ023-220945-
Central Mountain Range-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        MClear       MClear
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     40           30           40
TEMP (24H TREND)      84 (+3)      63 (-4)      85
RH % (24H TREND)      61 (0)       97 (+3)      51
20FTWND-VAL/AM(MPH)   E 11                      E 11
20FTWND-RDG/PM(MPH)   E  9         E  7         E  9
MIXING HGT(FT-AGL/MSL)5766                      6905
TRANSPORT WND (MPH)   E 13                      E 10
VENT RATE (KT-FT)     70226                     64955
DISPERSION            5                         5
DSI                   5            3            5
LAL                   2            1            2
HAINES INDEX          3            3            3

Remarks...None.


$$

PRZ024-220945-
Cayey Mountain Range-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        MClear
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           20           20
TEMP (24H TREND)      84 (+3)      65 (-5)      83
RH % (24H TREND)      69 (+6)      89 (-2)      55
20FTWND-VAL/AM(MPH)   E 11                      E 10
20FTWND-RDG/PM(MPH)   E 13         E  9         E 12
MIXING HGT(FT-AGL/MSL)5010                      4955
TRANSPORT WND (MPH)   E 18                      E 15
VENT RATE (KT-FT)     83997                     67788
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            1
HAINES INDEX          3            3            4

Remarks...None.


$$

PRZ025-220945-
Vieques-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        PCldy        PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           20           20
TEMP (24H TREND)      86 (+2)      76 (-1)      84
RH % (24H TREND)      69 (+3)      79 (-3)      65
20FTWND-VAL/AM(MPH)   E 16                      E 14
20FTWND-RDG/PM(MPH)   E 15         E 15         E 13
MIXING HGT(FT-AGL/MSL)3464                      3671
TRANSPORT WND (MPH)   E 21                      E 16
VENT RATE (KT-FT)     63099                     52980
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            3            4

Remarks...None.


$$

PRZ026-220945-
Culebra-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           MClear       MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           10           20
TEMP (24H TREND)      87 (+4)      75 (-2)      85
RH % (24H TREND)      67 (-1)      80 (-2)      65
20FTWND-VAL/AM(MPH)   E 17                      E 15
20FTWND-RDG/PM(MPH)   E 16         E 16         E 14
MIXING HGT(FT-AGL/MSL)3440                      3577
TRANSPORT WND (MPH)   E 20                      E 21
VENT RATE (KT-FT)     61920                     66747
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            4

Remarks...None.


$$

PRZ027-220945-
Southwest Coastal Plains and Mona Island-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           MClear       MClear       PCldy
PRECIP TYPE           showers      showers      tstms
CHANCE PRECIP (%)     10           40           40
TEMP (24H TREND)      89 (+2)      67 (-6)      90
RH % (24H TREND)      52 (-1)      87 (+1)      41
20FTWND-VAL/AM(MPH)   E 14                      E 12
20FTWND-RDG/PM(MPH)   SE 15        E 11         SE 12
MIXING HGT(FT-AGL/MSL)6353                      7030
TRANSPORT WND (MPH)   E 16                      E 10
VENT RATE (KT-FT)     98368                     73062
DISPERSION            5                         5
DSI                   6            5            6
LAL                   1            1            2
HAINES INDEX          3            3            3

Remarks...None.


$$

VIZ001-220945-
Saint Thomas and Saint John-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           MClear       MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     20           10           20
TEMP (24H TREND)      86 (+2)      70 (-5)      86
RH % (24H TREND)      70 (+6)      80 (-4)      64
20FTWND-VAL/AM(MPH)   E 17                      E 14
20FTWND-RDG/PM(MPH)   E 15         E 15         E 14
MIXING HGT(FT-AGL/MSL)3440                      3546
TRANSPORT WND (MPH)   E 22                      E 18
VENT RATE (KT-FT)     65360                     58735
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            4

Remarks...None.


$$

VIZ002-220945-
St Croix-
533 AM AST Sat Apr 21 2018

                      Today        Tonight      Sun

CLOUD COVER           PCldy        MClear       PCldy
PRECIP TYPE           showers      showers      showers
CHANCE PRECIP (%)     40           10           20
TEMP (24H TREND)      86 (+2)      71 (-5)      85
RH % (24H TREND)      68 (+4)      83 (-2)      68
20FTWND-VAL/AM(MPH)   E 16                      E 14
20FTWND-RDG/PM(MPH)   E 15         E 14         E 14
MIXING HGT(FT-AGL/MSL)3454                      3449
TRANSPORT WND (MPH)   E 23                      E 22
VENT RATE (KT-FT)     69080                     65531
DISPERSION            5                         5
DSI                   6            6            6
LAL                   1            1            1
HAINES INDEX          3            4            4

Remarks...None.


$$


$$


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