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

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000
FNCA52 TJSJ 230801
FWFSJU

Fire Weather Planning Forecast for Puerto Rico
National Weather Service San Juan PR
401 AM AST Tue Apr 23 2024

.DISCUSSION...

Conditions should be a little drier today, but still, plenty of
moisture should maintain RH values at 50% or greater. Winds are
from the southeast at 10 mph or less. Shower activity should reach
the southern plains at times, maintaining the risk of fire danger
low for today.


PRZ014-240815-
Southeast Coastal Plains-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Pcldy        Mcldy        Pcldy
Precip Type           Tstms        Showers      Tstms
Chance Precip (%)     60           60           60
Temp (24h trend)      90 (+3)      73 (-2)      89
RH % (24h trend)      50 (-10)     88 (+2)      52
Wind 20ft/early(mph)  SE  9        E  6         SE 13 G18
Wind 20ft/late(mph)   SE  9        E  6         SE 13 G18
Mixing Hgt(ft-agl/msl)4110                      4320
Transport Wnd (mph)   SE  8                     E 13
Vent Rate (kt-ft)     28770                     47520
Dispersion            5                         5
DSI                   6            2            5
LAL                   2            1            2
Haines Index          3            3            3
RH Recovery                        Excellent

Remarks...None.

$$

PRZ015-240815-
Southern Hills-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Pcldy        Pcldy        Pcldy
Precip Type           Tstms        Showers      Tstms
Chance Precip (%)     50           60           60
Temp (24h trend)      87 (+4)      70 (-3)      86
RH % (24h trend)      61 (-9)      96 (+3)      63
Wind 20ft/early(mph)  SE  8        E  5         SE 10
Wind 20ft/late(mph)   SE  8        E  5         SE 10
Mixing Hgt(ft-agl/msl)4610                      4660
Transport Wnd (mph)   SE  8                     SE 10
Vent Rate (kt-ft)     32270                     41940
Dispersion            5                         5
DSI                   5            1            5
LAL                   2            1            2
Haines Index          3            3            3
RH Recovery                        Excellent

Remarks...None.

$$

PRZ016-240815-
North Coastal Plains-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Mcldy        Pcldy        Mcldy
Precip Type           Tstms        Showers      Tstms
Chance Precip (%)     70           50           60
Temp (24h trend)      89 (+3)      73 (-2)      87
RH % (24h trend)      64 (-10)     99 (+4)      67
Wind 20ft/early(mph)  NE 12        SE  8        E 12
Wind 20ft/late(mph)   NE 12        SE  8        E 12
Mixing Hgt(ft-agl/msl)4530                      4370
Transport Wnd (mph)   S  6                      E  9
Vent Rate (kt-ft)     22650                     34960
Dispersion            5                         5
DSI                   5            2            5
LAL                   2            1            2
Haines Index          3            3            3
RH Recovery                        Excellent

Remarks...None.

$$

PRZ017-240815-
Northern Hills-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Pcldy        Pcldy        Pcldy
Precip Type           Tstms        Showers      Tstms
Chance Precip (%)     70           30           70
Temp (24h trend)      87 (+3)      70 (-2)      86
RH % (24h trend)      68 (-6)      99 (+2)      70
Wind 20ft/early(mph)  N  6         Lgt/Var      E  9
Wind 20ft/late(mph)   N  6         Lgt/Var      E  9
Mixing Hgt(ft-agl/msl)4520                      4790
Transport Wnd (mph)   S  5                      SE  7
Vent Rate (kt-ft)     18080                     28740
Dispersion            5                         5
DSI                   5            1            5
LAL                   2            1            2
Haines Index          3            3            3
RH Recovery                        Excellent

Remarks...None.

$$

PRZ018-240815-
West Coast-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Pcldy        Pcldy        Pcldy
Precip Type           Tstms        Showers      Tstms
Chance Precip (%)     50           30           50
Temp (24h trend)      89 (+2)      71 (-3)      88
RH % (24h trend)      62 (-7)      98 (+4)      64
Wind 20ft/early(mph)  SE 10        NE  6        E 10
Wind 20ft/late(mph)   SE 10        NE  6        E 10
Mixing Hgt(ft-agl/msl)4510                      4270
Transport Wnd (mph)   SE 12                     SE  7
Vent Rate (kt-ft)     45100                     25620
Dispersion            5                         5
DSI                   6            2            5
LAL                   2            1            2
Haines Index          3            3            3
RH Recovery                        Excellent

Remarks...None.

$$

PRZ019-240815-
Eastern Interior-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Showers      Tstms
Chance Precip (%)     70           60           70
Temp (24h trend)      88 (+3)      71 (-2)      87
RH % (24h trend)      62 (-9)      99 (+3)      64
Wind 20ft/early(mph)  SE 11        SE  9        E 11
Wind 20ft/late(mph)   SE 11        SE  9        E 11
Mixing Hgt(ft-agl/msl)5110                      4900
Transport Wnd (mph)   S  9                      SE 12
Vent Rate (kt-ft)     40880                     49000
Dispersion            5                         5
DSI                   5            2            5
LAL                   2            1            2
Haines Index          3            3            3
RH Recovery                        Excellent

Remarks...None.

$$

PRZ022-240815-
Luquillo Mountain Range-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Showers      Tstms
Chance Precip (%)     70           60           70
Temp (24h trend)      85 (+4)      70 (-2)      84
RH % (24h trend)      66 (-8)      99 (+2)      67
Wind 20ft/early(mph)  SE 10        SE  6        SE 10
Wind 20ft/late(mph)   SE 10        SE  6        SE 10
Mixing Hgt(ft-agl/msl)4560                      4780
Transport Wnd (mph)   SE 10                     SE 14
Vent Rate (kt-ft)     41040                     57360
Dispersion            5                         5
DSI                   5            2            5
LAL                   2            1            2
Haines Index          3            3            4
RH Recovery                        Excellent

Remarks...None.

$$

PRZ023-240815-
Central Mountain Range-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Pcldy        Pcldy        Pcldy
Precip Type           Tstms        Showers      Tstms
Chance Precip (%)     60           40           70
Temp (24h trend)      84 (+3)      69 (-2)      83
RH % (24h trend)      69 (-5)      98 (+2)      72
Wind 20ft/early(mph)  SE  8        E  5         E  6
Wind 20ft/late(mph)   SE  8        E  5         E  6
Mixing Hgt(ft-agl/msl)4960                      5380
Transport Wnd (mph)   SE  7                     SE  7
Vent Rate (kt-ft)     29760                     32280
Dispersion            5                         5
DSI                   5            1            5
LAL                   2            1            2
Haines Index          3            3            3
RH Recovery                        Excellent

Remarks...None.

$$

PRZ024-240815-
Cayey Mountain Range-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Showers      Tstms
Chance Precip (%)     70           60           70
Temp (24h trend)      84 (+3)      69 (-2)      83
RH % (24h trend)      66 (-8)      100 (+1)     68
Wind 20ft/early(mph)  SE  6        Lgt/Var      E  9
Wind 20ft/late(mph)   SE  6        Lgt/Var      E  9
Mixing Hgt(ft-agl/msl)4860                      4750
Transport Wnd (mph)   SE  9                     SE 12
Vent Rate (kt-ft)     38880                     47500
Dispersion            5                         5
DSI                   5            1            5
LAL                   2            1            2
Haines Index          3            3            3
RH Recovery                        Excellent

Remarks...None.

$$

PRZ025-240815-
Vieques-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Mcldy        Pcldy        Mcldy
Precip Type           Tstms        Showers      Tstms
Chance Precip (%)     70           50           70
Temp (24h trend)      89 (0)       72 (-4)      88
RH % (24h trend)      59 (-4)      98 (+7)      59
Wind 20ft/early(mph)  SE  9        E 10         E 12
Wind 20ft/late(mph)   SE  9        E 10         E 12
Mixing Hgt(ft-agl/msl)2800                      3480
Transport Wnd (mph)   SE 10                     SE 14
Vent Rate (kt-ft)     25200                     41760
Dispersion            5                         5
DSI                   6            6            6
LAL                   2            1            2
Haines Index          3            3            4
RH Recovery                        Excellent

Remarks...None.

$$

PRZ026-240815-
Culebra-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Mcldy        Pcldy        Pcldy
Precip Type           Tstms        Showers      Tstms
Chance Precip (%)     70           40           70
Temp (24h trend)      89 (+1)      73 (-4)      89
RH % (24h trend)      60 (-6)      99 (+8)      60
Wind 20ft/early(mph)  SE 10        E 10         E 12
Wind 20ft/late(mph)   SE 10        E 10         E 12
Mixing Hgt(ft-agl/msl)2540                      3120
Transport Wnd (mph)   SE 13                     SE 16
Vent Rate (kt-ft)     27940                     43680
Dispersion            5                         5
DSI                   6            6            6
LAL                   2            1            2
Haines Index          3            3            3
RH Recovery                        Excellent

Remarks...None.

$$

PRZ027-240815-
Southwest Coastal Plains and Mona Island-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Pcldy        Pcldy        Pcldy
Precip Type           Showers      Showers      Showers
Chance Precip (%)     40           50           30
Temp (24h trend)      92 (+3)      73 (-3)      91
RH % (24h trend)      49 (-7)      90 (+4)      49
Wind 20ft/early(mph)  SE 12        E  8         SE 14 G19
Wind 20ft/late(mph)   SE 12        E  8         SE 14 G19
Mixing Hgt(ft-agl/msl)4390                      4640
Transport Wnd (mph)   SE 12                     E 12
Vent Rate (kt-ft)     43900                     46400
Dispersion            5                         5
DSI                   6            2            5
LAL                   2            1            1
Haines Index          3            3            3
RH Recovery                        Excellent

Remarks...None.

$$

VIZ001-240815-
Saint Thomas and Saint John-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Pcldy        Pcldy        Pcldy
Precip Type           Showers      Showers      Showers
Chance Precip (%)     60           30           40
Temp (24h trend)      85 (-1)      74 (-4)      86
RH % (24h trend)      65 (-3)      96 (+7)      63
Wind 20ft/early(mph)  SE 12        E 11         E 13
Wind 20ft/late(mph)   SE 12        E 11         E 13
Mixing Hgt(ft-agl/msl)2810                      2840
Transport Wnd (mph)   SE 16                     E 17
Vent Rate (kt-ft)     39340                     42600
Dispersion            5                         5
DSI                   6            6            6
LAL                   1            1            1
Haines Index          3            3            4
RH Recovery                        Excellent

Remarks...None.

$$

VIZ002-240815-
St Croix-
401 AM AST Tue Apr 23 2024

                      Today        Tonight      Wed

Cloud Cover           Pcldy        Pcldy        Pcldy
Precip Type           Showers      Showers      Showers
Chance Precip (%)     40           40           40
Temp (24h trend)      87 (+1)      73 (-3)      86
RH % (24h trend)      66 (-3)      97 (+5)      66
Wind 20ft/early(mph)  SE 12        E 11         E 12
Wind 20ft/late(mph)   SE 12        E 11         E 12
Mixing Hgt(ft-agl/msl)3580                      4230
Transport Wnd (mph)   SE 15                     E 17
Vent Rate (kt-ft)     46540                     63450
Dispersion            5                         5
DSI                   6            6            6
LAL                   2            1            2
Haines Index          3            3            4
RH Recovery                        Excellent

Remarks...None.

$$


$$


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