GRAND ISLE, VT 05458 Weather Forecast & Current Conditions

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PLATTSBURGH AFB, NY
Current Weather

10:53 AM EDT MAY 30, 2026
Broken Clouds
54°F
Feels Like: 49°F
Dewpoint: 37°F
Rel. Hum.: 52%
Visibility: 10 miles
Wind: N at 22 mph, gusts to 32
Pressure: 30.07 inches
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GRAND ISLE, VT 05458
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Partly sunny. A slight chance of rain this morning. Breezy with highs around 60. North winds 15 to 25 mph with gusts up to 40 mph. Chance of rain 20 percent.
TONIGHT
Clear until midnight, then becoming partly cloudy. Lows in the upper 40s. North winds around 10 mph until midnight, becoming light and variable.
SUNDAY
Mostly cloudy. A chance of showers in the afternoon. Highs in the mid 60s. Light and variable winds, becoming west around 10 mph in the afternoon. Chance of rain 50 percent.
SUNDAY NIGHT
Partly cloudy with a 50 percent chance of showers. Lows in the upper 40s. Light and variable winds.
MONDAY
Partly sunny. Highs in the mid 60s. Light and variable winds.
MONDAY NIGHT
Mostly clear. Lows in the upper 40s.
TUESDAY AND TUESDAY NIGHT
Partly cloudy. Highs in the mid 60s. Lows around 50.
WEDNESDAY AND WEDNESDAY NIGHT
Mostly clear. Highs around 70. Lows in the lower 50s.
THURSDAY
Sunny. Highs in the mid 70s.
THURSDAY NIGHT
Mostly clear. Lows in the upper 50s.
FRIDAY
Partly sunny. Highs in the upper 70s.

Visible Weather Satellite
GRAND ISLE, VT 05458
Infrared Weather Satellite
GRAND ISLE, VT 05458
NEXRAD Weather Radar
GRAND ISLE, VT 05458

PLATTSBURGH AFB, NY 3 hourly weather forecast

weather forecast created  7:00 PM CDT  5/29/2026
Saturday
30 MAY 2026
GRAND ISLE, VT 05458 weather forecast Day 1, 0 hours 2 AM 48° 43° Mostly Cloudy 93%
RAIN
***
0% Thunder
( 6% severe)
NA   10 89% 45°
Low 47° GRAND ISLE, VT 05458 weather forecast Day 1, 3 hours 5 AM 48° 42° Mostly Cloudy NNE   16 89% 45°
High 63° GRAND ISLE, VT 05458 weather forecast Day 1, 6 hours 8 AM 49° 43° Mostly Cloudy 3%

0% Thunder
( 2% severe)
N   16 77% 42°

Mostly Cloudy



GRAND ISLE, VT 05458 weather forecast Day 1, 9 hours 11 AM 53° 48° Mostly Cloudy N   17 57% 38°
GRAND ISLE, VT 05458 weather forecast Day 1, 12 hours 2 PM 59° 56° Mostly Cloudy 1%

0% Thunder
( 1% severe)
N   16 46% 38°
GRAND ISLE, VT 05458 weather forecast Day 1, 15 hours 5 PM 62° 60° Partly Cloudy N   13 41% 38°
GRAND ISLE, VT 05458 weather forecast Day 1, 18 hours 8 PM 58° 59° Clear 1%

0% Thunder
( 1% severe)
  CALM 53% 41°
GRAND ISLE, VT 05458 weather forecast Day 1, 21 hours 11 PM 51° 51° Clear   CALM 68% 41°
Sunday
31 MAY 2026
GRAND ISLE, VT 05458 weather forecast Day 2, 0 hours 2 AM 49° 49° Partly Cloudy 7%

0% Thunder
( 0% severe)
  CALM 71% 40°
Low 47° GRAND ISLE, VT 05458 weather forecast Day 2, 3 hours 5 AM 49° 49° Mostly Cloudy S   1 71% 40°
High 70° GRAND ISLE, VT 05458 weather forecast Day 2, 6 hours 8 AM 56° 56° Mostly Cloudy 6%

0% Thunder
( 6% severe)
S   2 64% 44°

Mostly Cloudy

Chance of Rain

GRAND ISLE, VT 05458 weather forecast Day 2, 9 hours 11 AM 63° 63° Mostly Cloudy NW   6 52% 45°
GRAND ISLE, VT 05458 weather forecast Day 2, 12 hours 2 PM 66° 66° Mostly Cloudy 37%
RAIN
.1–.25 in
0% Thunder
( 17% severe)
NW   9 47% 45°
GRAND ISLE, VT 05458 weather forecast Day 2, 15 hours 5 PM 65° 65° Mostly Cloudy WNW   9 50% 46°
GRAND ISLE, VT 05458 weather forecast Day 2, 18 hours 8 PM 60° 60° Mostly Cloudy 25%
RAIN
.01–.1 in
0% Thunder
( 9% severe)
NNW   5 62% 47°
GRAND ISLE, VT 05458 weather forecast Day 2, 21 hours 11 PM 54° 54° Mostly Cloudy   CALM 80% 48°

PLATTSBURGH AFB, NY extended weather forecast

Monday
1 JUN 2026
Tuesday
2 JUN 2026
Wednesday
3 JUN 2026
Thursday
4 JUN 2026
Friday
5 JUN 2026
Low 48° Low 46° Low 47° Low 53° Low 57°
High 67° High 72° High 76° High 81° High 80°
GRAND ISLE, VT 05458 weather forecast Day 3 GRAND ISLE, VT 05458 weather forecast Day 4 GRAND ISLE, VT 05458 weather forecast Day 5 GRAND ISLE, VT 05458 weather forecast Day 6 GRAND ISLE, VT 05458 weather forecast Day 7
Mostly Cloudy
67% Rain
Clear
7% Rain
Clear
10% Rain
Clear
19% Rain
Partly Cloudy
25% Rain
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