494
FNUS71 KBTV 011515
FWSBTV

Spot Forecast for Lewis Place Rx...USFS
National Weather Service Burlington VT
1115 AM EDT Thu May 1 2025

Forecast is based on ignition time of 1200 EDT on May 01.
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...
High pressure will prevail today across the prescribed burn area,
resulting in plenty of sunshine and light mainly terrain driven
winds under 10 mph. However, during maximum heating this afternoon
minimum humidities will fall to around 20% with temperatures warming
into the upper 60s. Clouds will quickly increase this evening with
scattered to numerous showers arriving toward midnight. As moisture
arrives humidity levels will quickly recovery. The greatest period
of rain showers will occur between midnight tonight and 10 AM Friday with
total precipitation amounts of 1 to 2 tenths of an inch. Additional
scattered showers with embedded thunderstorms are possible again
on Friday afternoon, but wetting rainfall will be spotty. Humidities
will be much higher on Friday with mostly cloudy skies and temperatures
near 70. South to southwest winds increase 8 to 14 mph
with localized gusts 14 to 18 mph in aligned terrain features and
exposed midslopes and ridges. The probability of thunder increases to
30% by 4 PM on Friday afternoon with likely probability (60-70%)
of rain showers.

.REST OF TODAY...

Sky/weather.........Mostly sunny (25-35 percent).
Chance of pcpn......10 percent.
Chance of thunder...0 percent.
Begin/end of pcpn...
Max temperature.....Around 68.
Min humidity........19 percent.
Wind (20 ft)........Light winds becoming southwest 5 to 6 mph late
                    in the afternoon.
Mixing height.......4400 ft AGL.
Transport winds.....Southwest 7 to 9 mph.

TIME (EDT)      12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........16  16  15  25  34  43
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   10  10
Chc of thdr (%).0   0   0   0   0   0
Temp............59  62  64  66  67  68
RH..............27  24  22  19  19  19
20 FT wind dir..S   S   SW  SW  S   S
20 FT wind spd..1   1   5   6   6   5
20 FT wind gust.5   6   7   8   8   9
Mix hgt (kft)...3.9 4.2 4.4 4.3 4.1 3.7
Transp wind dir.SW  SW  SW  SW  SW  SW
Transp wind spd.7   8   9   9   9   8

.TONIGHT...

Sky/weather.........Mostly cloudy (65-75 percent). Slight chance of
                    rain showers early in the evening. Chance of
                    rain showers late in the evening, then rain
                    showers likely late in the evening.
Chance of pcpn......70 percent.
Chance of thunder...0 percent.
Begin/end of pcpn...
Min temperature.....Around 50.
Max humidity........86 percent.
Wind (20 ft)........South winds around 5 mph early in the evening
                    becoming light, then becoming southeast 7 to 9
                    mph in the late evening and overnight.
Mixing height.......1100 ft AGL.
Transport winds.....South 6 to 14 mph.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........53     73     76     81     86     88
Weather cov.....       S CHC  CHANCE LIKELY LIKELY LIKELY
Weather type....NONE   RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........
Chc of pcpn (%).10     20     40     60     70     70
Chc of thdr (%).0      0      0      0      0      0
Temp............66     57     54     53     52     50
RH..............23     40     54     61     66     74
20 ft wind......S 5    SE 2   SE 8   S 9    S 9    S 8
20 ft wind gust.9      9      12     13     14     13
Mix hgt (ft)....2500   1100   1100   1100   1100   1500
Transport wind..S 8    S 8    S 10   S 10   S 13   S 13

.FRIDAY...

Sky/weather.........Mostly cloudy (70-80 percent). Rain showers
                    likely in the morning, then rain showers and
                    slight chance of thunderstorms in the
                    afternoon.
Chance of pcpn......80 percent.
Chance of thunder...40 percent.
Begin/end of pcpn...
Max temperature.....Around 69.
Min humidity........60 percent.
Wind (20 ft)........South winds 7 to 14 mph shifting to the
                    southwest 12 to 16 mph late in the afternoon.
                    Gusty and erratic winds expected near
                    thunderstorms late in the afternoon.
Mixing height.......4200 ft AGL.
Transport winds.....South 10 to 18 mph increasing to southwest 22
                    to 26 mph in the afternoon.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........89  87  86  82  79  76  66  56  76  76  76  82
Weather cov.....LKY LKY CHC CHC SCH     SCH CHC CHC LKY LKY DEF
Weather type....RW  RW  RW  RW  RW      RW  RW  RW  RW  RW  RW
Tstm cov........                                        SCH SCH
Chc of pcpn (%).70  60  50  30  20  10  20  40  50  60  70  80
Chc of thdr (%).0   0   0   0   0   0   0   0   0   0   20  40
Temp............50  50  52  55  59  62  64  66  68  69  69  69
RH..............83  86  86  83  78  75  73  68  65  63  66  66
20 FT wind dir..S   S   S   S   S   S   SW  SW  SW  SW  SW  SW
20 FT wind spd..7   7   7   8   9   10  12  13  14  13  13  12
20 FT wind gust.12  10  10  12  13  15  17  18  20  20  18  17
Mix hgt (kft)...1.2 1.1 1.2 1.5 1.8 2.0 2.8 3.5 4.2 4.0 3.8 3.6
Transp wind dir.S   S   S   S   SW  SW  SW  SW  SW  SW  W   W
Transp wind spd.13  12  10  13  15  16  18  23  26  26  25  22

$$
Forecaster...Taber
Requested by...Robert Goulding
Type of request...PRESCRIBED
.TAG 2512411.2/BTV
.DELDT 05/01/25
.FormatterVersion 2.0.0
.EMAIL martina.barnes@usda.gov,lindsay.r.silvia@usda.gov,robert.a.goulding@usda.gov,christopher.mattrick@usda.gova.gov,mnoss@blm.gov,eric.hughes@usda.gov