046
FNUS71 KBTV 220121
FWSBTV

Spot Forecast for Hazmat Detail...Vermont State Hazmat
National Weather Service Burlington VT
921 PM EDT Tue Jul 21 2026

Forecast is based on forecast start time of 2200 EDT on July 21.
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...
A broken line of showers with embedded thunderstorms are expected to
impact the Burlington area between midnight and 3 AM. Localized heavy
downpours will be possible, along with a few isolated cloud to ground
lightning strikes. New rainfall will be vary greatly depending upon
areal coverage of showers, but generally range between 0.10 and 0.30"
overnight. Southeast winds of 6 to 12 mph with gusts 17 to 22 mph this
evening will shift to the southwest by 3 AM at 5 to 10 mph with gusts
15 to 20 mph possible. On Wednesday any morning showers with embedded
thunderstorms should exit the Burlington area by 10 AM, with just a
few light rain showers possible on Wednesday afternoon. Winds will shift
to the west-northwest at 5 to 15 mph during the afternoon hours.

.REST OF TONIGHT...

Sky/weather.........Mostly cloudy (65-75 percent). Slight chance of
                    showers late in the evening. Showers with embedded
thunderstorm between 11 PM and 3 AM.
Chance of pcpn......90 percent.
Min temperature.....Around 70.
Max humidity........84 percent.
Max apparent temp...74.
Surface winds (mph).South winds 10 to 13 mph.
Snowfall amount.....0.0 inches.

TIME (EDT)      10 PM  MIDNGT 2 AM   4 AM
Sky (%).........87     80     89     57
Weather cov.....              DEFNTE
Weather type....NONE   NONE   RNSHWR NONE
Tstm cov........              S CHC
Chc of pcpn (%).10     10     90     0
Temp............74     73     73     72
RH..............76     79     76     84
Aparnt tmp (F)..74     73     73     72
Surface wind....SE 12  S 10   SW 13  SW 10
Surface wnd gst.20     21     20     18

.WEDNESDAY...

Sky/weather.........Partly sunny (50-60 percent) then becoming
                    sunny (20-30 percent). Chance of showers in the
                    morning. Slight chance of showers in the
                    afternoon.
Chance of pcpn......30 percent.
Max temperature.....Around 78.
Min humidity........52 percent.
Max apparent temp...78.
Surface winds (mph).Southwest winds 8 to 9 mph shifting to the west
                    10 to 13 mph in the afternoon.
Snowfall amount.....0.0 inches.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........55     51     38     69     47     24
Weather cov.....       S CHC  S CHC  S CHC
Weather type....NONE   RNSHWR RNSHWR RNSHWR NONE   NONE
Tstm cov........              S CHC  S CHC
Chc of pcpn (%).0      20     20     20     10     0
Temp............71     73     76     78     76     75
RH..............84     84     74     64     60     55
Aparnt tmp (F)..71     73     76     78     76     75
Surface wind....S 8    S 8    SW 9   W 10   W 12   W 13
Surface wnd gst.17     16     15     17     20     21

$$
Forecaster...Taber
Requested by...Chief Patrick McLaughlin
Type of request...HAZMAT
.TAG 2617920.0/BTV
.DELDT 07/21/26
.FormatterVersion 2.0.0
.EMAIL patrick.mclaughlin@vermont.gov