170
FNUS71 KBTV 271022
FWSBTV

Spot Forecast for GMFL FR10 RXs...USFS
National Weather Service Burlington VT
622 AM EDT Sat Apr 27 2024

Forecast is based on ignition time of 0800 EDT on April 27.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office at (802) 658-0207, if you have questions
or concerns with this forecast.

.DISCUSSION...

Sunny skies are expected through mid day, becoming increasingly cloudy in
the afternoon. Winds increase this morning from the south at 5 to 10 mph,
with occasional 15 mph gusts and influenced by local topography. Relative humidity
values bottom out at around 30 percent by mid day, before increasing to above
40 percent by early evening. Chance for rain showers increase overnight tonight.

.REST OF TODAY...

Sky/weather.........Sunny (20-30 percent).
Chance of pcpn......0 percent.
LAL.................1.
Begin/end of pcpn...
Max temperature.....Around 59.
Min humidity........32 percent.
Wind (20 ft)........South winds 5 to 9 mph.
Mixing height.......5700 ft AGL.
Transport winds.....Southwest 5 to 14 mph increasing to around 16
                    mph late in the afternoon.
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.

TIME (EDT)      8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........3      8      14     20     37
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      0      0
LAL.............1      1      1      1      1
Temp............40     49     55     57     59
RH..............57     44     37     34     32
20 ft wind......S 5    SW 6   S 7    S 8    S 9
20 ft wind gust.8      9      10     13     13
Mix hgt (ft)....800    3400   5000   5700   4700
Transport wind..SW 5   SW 7   SW 9   S 13   SW 16
Haines index....4      3      3      3      3

.TONIGHT...

Sky/weather.........Mostly cloudy (70-80 percent). Chance of rain
                    showers early in the evening. Rain showers
                    likely overnight, then chance of rain showers
                    overnight.
Chance of pcpn......60 percent.
LAL.................1.
Begin/end of pcpn...
Min temperature.....Around 42.
Max humidity........93 percent.
Wind (20 ft)........South winds 6 to 9 mph.
Mixing height.......400 ft AGL.
Transport winds.....South 6 to 15 mph.
Haines Index........2 to 3 or very low potential for large plume
                    dominated fire growth.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........58     81     90     91     84     90
Weather cov.....       CHANCE CHANCE LIKELY CHANCE CHANCE
Weather type....NONE   RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........
Chc of pcpn (%).0      30     40     60     50     50
LAL.............1      1      1      1      1      1
Temp............57     51     48     45     43     42
RH..............37     48     58     73     86     89
20 ft wind......S 9    S 9    S 9    S 9    S 8    S 7
20 ft wind gust.13     12     13     13     13     10
Mix hgt (ft)....3200   1100   800    500    400    400
Transport wind..SW 15  S 12   S 9    S 9    S 8    SW 7
Haines index....3      2      3      3      3      3

.SUNDAY...

Sky/weather.........Mostly cloudy (70-80 percent). Chance of rain
                    showers in the morning, then slight chance of
                    rain showers late in the morning.
Chance of pcpn......50 percent.
LAL.................1.
Begin/end of pcpn...
Max temperature.....Around 64.
Min humidity........67 percent.
Wind (20 ft)........Southwest winds 6 to 9 mph.
Mixing height.......1700 ft AGL.
Transport winds.....Southwest 6 to 12 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........86     73     75     73     68     68
Weather cov.....CHANCE CHANCE CHANCE S CHC  S CHC  S CHC
Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........
Chc of pcpn (%).50     40     30     20     20     20
LAL.............1      1      1      1      1      1
Temp............43     46     50     56     61     64
RH..............89     86     83     74     70     67
20 ft wind......SW 6   SW 7   SW 6   SW 7   SW 7   SW 8
20 ft wind gust.9      10     12     13     14     15
Mix hgt (ft)....400    500    700    1100   1700   1700
Transport wind..SW 6   SW 7   SW 6   SW 6   SW 7   SW 10
Haines index....3      3      3      3      3      3

$$
Forecaster...Chai
Requested by...Ryan Hughes
Type of request...PRESCRIBED
.TAG 2412573.1/BTV
.DELDT 04/27/24
.FormatterVersion 2.0.0
.EMAIL eric.hughes@usda.gov