Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
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282
FNAK51 PAFC 261143
FWFAER

FIRE WEATHER PLANNING FORECAST FOR SOUTHCENTRAL ALASKA
NATIONAL WEATHER SERVICE ANCHORAGE AK
343 AM AKDT Sun May 26 2024

.DISCUSSION...

Precipitation over the next few days will primarily be focused in
the Copper River Basin as waves propagate into the area from the
east. Today (Sunday), precipitation will be more showery in the
coverage after light rainfall in the early morning hours. There`s
an off chance of a lightning strike or two, but overall
probability remains low. A more potent wave arrives on Monday
which will likely bring a wetting rain to much of the Copper
River Basin and adjacent mountains. This may also be the case
Tuesday, but the signal is a bit weaker.

Farther west, across the Mat-Su Valley south through Anchorage and
the Kenai Peninsula, mostly rain-free conditions are anticipated.
However, instability driven or enhanced showers are likely, but
quite isolated in nature. There`s also an off chance at a
thunderstorm today or tomorrow in the late afternoon / evening
hours.

Humidity will be lowest today across the Copper River and Susitna
Valleys, where values may drop into the 35-45 percent range in
the typically warmer locations. RH will be higher on Monday,
particularly across the Copper River Basin where rain is expected.

-Brown


AKZ101-270230-
ANCHORAGE-
INCLUDING...ANCHORAGE...EAGLE RIVER...INDIAN...EKLUTNA
343 AM AKDT Sun May 26 2024

.ABOVE 1500 FT...
                   TODAY        TONIGHT      MON

CLOUD COVER        MCLDY        MCLDY        MCLDY
PRECIP TYPE        SHWRS        SHWRS        SHWRS
CHANCE PRECIP (%)  70           70           30
TEMP (24H TREND)   45-51 (-5)   40 (+1)      43-49
RH % (24H TREND)   59-77 (+16)  96 (+4)      65-83
20FTWND(MPH)       LGT/VAR      LGT/VAR      LGT/VAR
MIXING HGT(FT-AGL) 3498                      2439
TRANSPORT WND (MPH)W  6                      SW  8
VENT RATE (KT-FT)  17604                     18720
CWR                10           20           0
LAL                1            1            1

REMARKS...NONE.

.BELOW 1500 FT...
                   TODAY        TONIGHT      MON

CLOUD COVER        MCLDY        CLOUDY       CLOUDY
PRECIP TYPE        SHWRS        SHWRS        SHWRS
CHANCE PRECIP (%)  40           50           30
TEMP (24H TREND)   60 (0)       47 (+1)      58
RH % (24H TREND)   48-55 (+7)   92 (+13)     55-63
20FTWND(MPH)       SW 2-5       SW 1-6       SW 1-5
MIXING HGT(FT-AGL) 4054                      2934
TRANSPORT WND (MPH)W  5                      SW  7
VENT RATE (KT-FT)  17118                     19460
CWR                10           10           0
LAL                1            1            1

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 5...
.TUESDAY...MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE MID
50S. LIGHT WINDS.
.WEDNESDAY...MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER
40S. HIGHS IN THE MID 50S. SOUTHEAST WINDS AROUND 5 MPH.
.THURSDAY...MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 40S.
HIGHS IN THE MID 50S. SOUTHEAST WINDS AROUND 5 MPH.

$$

AKZ111-270230-
MATANUSKA VALLEY-
INCLUDING...PALMER...WASILLA...SUTTON...CHICKALOON
343 AM AKDT Sun May 26 2024

.ABOVE 1500 FT...
                   TODAY        TONIGHT      MON

CLOUD COVER        MCLDY        MCLDY        MCLDY
PRECIP TYPE        SHWRS        SHWRS        SHWRS
CHANCE PRECIP (%)  90           60           40
TEMP (24H TREND)   45-52 (-1)   40 (+1)      43-49
RH % (24H TREND)   58-74 (+17)  95 (+3)      68-82
20FTWND(MPH)       LGT/VAR      LGT/VAR      W 2-6
MIXING HGT(FT-AGL) 3674                      2519
TRANSPORT WND (MPH)NW  5                     W  8
VENT RATE (KT-FT)  21287                     19430
CWR                30           20           0
LAL                1            1            1

REMARKS...NONE.

.BELOW 1500 FT...
                   TODAY        TONIGHT      MON

CLOUD COVER        MCLDY        CLOUDY       CLOUDY
PRECIP TYPE        SHWRS        SHWRS        SHWRS
CHANCE PRECIP (%)  50           40           40
TEMP (24H TREND)   61 (0)       47 (+1)      58
RH % (24H TREND)   52 (+7)      92 (+9)      57-64
20FTWND(MPH)       SW 2-5       S 1-5        SW 1-6
MIXING HGT(FT-AGL) 4407                      3230
TRANSPORT WND (MPH)NW  5                     SW  7
VENT RATE (KT-FT)  25897                     26955
CWR                10           10           0
LAL                1            1            1

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 5...
.TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
LOWER 40S. HIGHS IN THE MID 50S. LIGHT WINDS.
.WEDNESDAY...MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER
40S. HIGHS IN THE UPPER 50S. SOUTH WINDS AROUND 5 MPH.
.THURSDAY...MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 40S.
HIGHS IN THE UPPER 50S. SOUTHEAST WINDS AROUND 5 MPH.

$$

AKZ121-270230-
WESTERN KENAI PENINSULA-
INCLUDING...KENAI...SOLDOTNA...HOMER...COOPER LANDING
343 AM AKDT Sun May 26 2024

.INLAND AREAS...
                   TODAY        TONIGHT      MON

CLOUD COVER        MCLDY        MCLDY        MCLDY
PRECIP TYPE        SHWRS        SHWRS        SHWRS
CHANCE PRECIP (%)  60           50           40
TEMP (24H TREND)   49-59 (-3)   44 (+1)      49-58
RH % (24H TREND)   52-70 (+15)  93 (+4)      55-70
20FTWND(MPH)       LGT/VAR      LGT/VAR      SW 1-6
MIXING HGT(FT-AGL) 3769                      4311
TRANSPORT WND (MPH)NW  5                     SW  8
VENT RATE (KT-FT)  17308                     35658
CWR                0            0            0
LAL                1            1            1

REMARKS...NONE.

.COASTAL AREAS...
                   TODAY        TONIGHT      MON

CLOUD COVER        MCLDY        MCLDY        MCLDY
PRECIP TYPE        SHWRS        SHWRS        NONE
CHANCE PRECIP (%)  30           20           0
TEMP (24H TREND)   51-59 (0)    44 (+1)      52-58
RH % (24H TREND)   49-68 (+1)   91 (0)       53-62
20FTWND(MPH)       SW 2-7       SW 3-9       SW 4-11
MIXING HGT(FT-AGL) 3666                      3784
TRANSPORT WND (MPH)W  6                      SW 12
VENT RATE (KT-FT)  19128                     38760
CWR                0            0            0
LAL                1            1            1

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 5...
.TUESDAY...MOSTLY CLOUDY. LOWS AROUND 40. HIGHS IN THE MID 50S.
WEST WINDS AROUND 5 MPH.
.WEDNESDAY...MOSTLY CLOUDY. CHANCE OF RAIN. LOWS AROUND 40. HIGHS
IN THE MID 50S. SOUTHEAST WINDS AROUND 5 MPH.
.THURSDAY...MOSTLY CLOUDY. CHANCE OF RAIN. LOWS AROUND 40. HIGHS
IN THE MID 50S. EAST WINDS AROUND 5 MPH.

$$

AKZ125-270230-
WESTERN PRINCE WILLIAM SOUND-
INCLUDING...WHITTIER...SEWARD...GIRDWOOD...MOOSE PASS
343 AM AKDT Sun May 26 2024

.INLAND AREAS...
                   TODAY        TONIGHT      MON

CLOUD COVER        CLOUDY       MCLDY        MCLDY
PRECIP TYPE        SHWRS        SHWRS        SHWRS
CHANCE PRECIP (%)  60           30           50
TEMP (24H TREND)   43-53 (+2)   40 (+2)      42-52
RH % (24H TREND)   58-71 (+5)   84-92 (0)    62-74
20FTWND(MPH)       LGT/VAR      LGT/VAR      SW 1-5
MIXING HGT(FT-AGL) 2536                      2823
TRANSPORT WND (MPH)S  3                      W  8
VENT RATE (KT-FT)  9015                      19761
CWR                10           0            10
LAL                1            1            1

REMARKS...NONE.

.COASTAL AREAS...
                   TODAY        TONIGHT      MON

CLOUD COVER        MCLDY        MCLDY        MCLDY
PRECIP TYPE        SHWRS        SHWRS        SHWRS
CHANCE PRECIP (%)  50           30           60
TEMP (24H TREND)   43-51 (0)    37-43 (+3)   42-49
RH % (24H TREND)   67-80 (+6)   83-90 (0)    70-80
20FTWND(MPH)       LGT/VAR      LGT/VAR      S 1-7
MIXING HGT(FT-AGL) 1615                      1990
TRANSPORT WND (MPH)N  5                      SW  6
VENT RATE (KT-FT)  9669                      12568
CWR                10           0            10
LAL                1            1            1

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 5...
.TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
UPPER 30S. HIGHS IN THE UPPER 40S. LIGHT WINDS.
.WEDNESDAY...MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER
30S. HIGHS IN THE UPPER 40S. SOUTHEAST WINDS AROUND 5 MPH.
.THURSDAY...MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER 30S.
HIGHS IN THE MID 40S. EAST WINDS AROUND 10 MPH.

$$

AKZ141-270230-
COPPER RIVER BASIN-
INCLUDING...GLENNALLEN...EUREKA...MCCARTHY...PAXSON...SLANA
343 AM AKDT Sun May 26 2024

.ABOVE 2500 FT...
                   TODAY        TONIGHT      MON

CLOUD COVER        MCLDY        MCLDY        CLOUDY
PRECIP TYPE        SNOW/RAIN    SHWRS        SNOW/RAIN
CHANCE PRECIP (%)  70           70           100
TEMP (24H TREND)   37-49 (+1)   28-36 (+2)   33-47
RH % (24H TREND)   56-73 (+2)   83-93 (0)    62-86
20FTWND(MPH)       NE 0-7       NE 1-5       W 3-11
MIXING HGT(FT-AGL) 4906                      5071
TRANSPORT WND (MPH)NE  7                     W 10
VENT RATE (KT-FT)  51293                     59568
CWR                30           20           80
LAL                1            1            1

REMARKS...NONE.

.BELOW 2500 FT...
                   TODAY        TONIGHT      MON

CLOUD COVER        MCLDY        PCLDY        CLOUDY
PRECIP TYPE        SHWRS        SHWRS        RAIN
CHANCE PRECIP (%)  40           30           100
TEMP (24H TREND)   60 (+2)      42 (0)       56
RH % (24H TREND)   41-50 (0)    91 (0)       47-63
20FTWND(MPH)       LGT/VAR      LGT/VAR      S 3-8
MIXING HGT(FT-AGL) 5592                      5115
TRANSPORT WND (MPH)E  6                      W 10
VENT RATE (KT-FT)  53910                     61296
CWR                0            0            70
LAL                1            1            1

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 5...
.TUESDAY...CLOUDY. RAIN LIKELY. LOWS IN THE UPPER 30S. HIGHS
AROUND 50. SOUTHWEST WINDS AROUND 5 MPH.
.WEDNESDAY...MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER
30S. HIGHS IN THE MID 50S. SOUTH WINDS AROUND 5 MPH.
.THURSDAY...MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER 30S.
HIGHS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.

$$

AKZ145-270230-
SUSITNA VALLEY-
INCLUDING...TALKEETNA...WILLOW
343 AM AKDT Sun May 26 2024

.ABOVE 1500 FT...
                   TODAY        TONIGHT      MON

CLOUD COVER        PCLDY        MCLDY        MCLDY
PRECIP TYPE        SHWRS        SHWRS        SHWRS
CHANCE PRECIP (%)  60           70           40
TEMP (24H TREND)   46-55 (0)    40 (+3)      44-52
RH % (24H TREND)   49-61 (+12)  79-90 (0)    62-73
20FTWND(MPH)       N 1-7        N 1-7        W 2-10
MIXING HGT(FT-AGL) 5198                      4333
TRANSPORT WND (MPH)NE  7                     W  8
VENT RATE (KT-FT)  30872                     49128
CWR                10           20           0
LAL                1            1            1

REMARKS...NONE.

.BELOW 1500 FT...
                   TODAY        TONIGHT      MON

CLOUD COVER        PCLDY        MCLDY        MCLDY
PRECIP TYPE        SHWRS        SHWRS        SHWRS
CHANCE PRECIP (%)  30           50           30
TEMP (24H TREND)   64 (+2)      46 (+2)      61
RH % (24H TREND)   37-48 (+1)   84-91 (+3)   47-60
20FTWND(MPH)       W 1-5        S 1-6        S 3-7
MIXING HGT(FT-AGL) 5904                      5249
TRANSPORT WND (MPH)N  6                      S  8
VENT RATE (KT-FT)  33371                     36210
CWR                10           10           0
LAL                1            1            1

REMARKS...NONE.

.FORECAST FOR DAYS 3 THROUGH 5...
.TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS AROUND
40. HIGHS IN THE MID 50S. SOUTH WINDS AROUND 5 MPH.
.WEDNESDAY...MOSTLY CLOUDY. CHANCE OF RAIN. LOWS AROUND 40. HIGHS
IN THE UPPER 50S. SOUTH WINDS AROUND 5 MPH.
.THURSDAY...MOSTLY CLOUDY. CHANCE OF RAIN. LOWS AROUND 40. HIGHS
IN THE MID 50S. SOUTH WINDS AROUND 5 MPH.

$$