Johnsburg, NY Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Johnsburg, NY.

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Current Conditions — Johnsburg, NY

SARANAC LAKE (KSLK)

Clear

51.8 F
Humidity:28%
Wind Speed: 9.2 mph
Barometer: in
Dewpoint:19.4 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 24 2026, 03:35 PM EDT
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5-Day Forecast — Johnsburg, NY

Friday

High 53 °F
Forecast Missing
Friday
Night
Low 28 °F
Partly Sunny
Saturday

High 50 °F
Mostly Cloudy
Saturday
Night
Low 35 °F
Mostly Cloudy
Sunday

High 57 °F
Partly Sunny
Sunday
Night
Low 37 °F
Partly Cloudy
Monday

High 62 °F
Partly Sunny
Monday
Night
Low 39 °F
Partly Cloudy
Tuesday

High 59 °F
Chance of Rain Showers

Detailed Forecast — Johnsburg, NY

Friday
Sunny. High near 53°F. Wind around 6 mph, with gusts as high as 14 mph.
Friday Night
Partly Sunny. Low around 28°F. Wind 3 to 6 mph, with gusts as high as 13 mph.
Saturday
Mostly Cloudy. High near 50°F. Wind 3 to 6 mph, with gusts as high as 13 mph.
Saturday Night
Mostly Cloudy. Low around 35°F. Wind around 2 mph, with gusts as high as 7 mph.
Sunday
Partly Sunny. High near 57°F. Wind 2 to 5 mph, with gusts as high as 12 mph.
Sunday Night
Partly Cloudy. Low around 37°F. Wind around 2 mph, with gusts as high as 8 mph.
Monday
Partly Sunny. High near 62°F. Wind 2 to 5 mph, with gusts as high as 12 mph.
Monday Night
Partly Cloudy. Low around 39°F. Wind around 2 mph, with gusts as high as 7 mph.
Tuesday
Chance of Rain Showers. High near 59°F. Wind 3 to 10 mph, with gusts as high as 22 mph.
Tuesday Night
Chance of Rain. Low around 44°F. Wind 6 to 7 mph, with gusts as high as 18 mph.
Wednesday
Chance of Rain Showers. High near 53°F. Wind 5 to 7 mph, with gusts as high as 15 mph.
Wednesday Night
Chance of Rain. Low around 42°F. Wind 3 to 5 mph, with gusts as high as 13 mph.
Thursday
Chance of Rain Showers. High near 55°F. Wind 3 to 7 mph, with gusts as high as 14 mph.
NY Radar
Current Radar • NY
Day 1 Outlook • April 24, 2026

Observation History — Johnsburg, NY

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
03:35 PM EDT 9.2 10.00 Clear -- 51.8 19.4 28% NA NA M
03:25 PM EDT 10.4 10.00 Clear -- 51.8 17.6 26% NA NA M
03:10 PM EDT NE 9.2 10.00 Clear -- 51.8 17.6 26% NA NA M
03:00 PM EDT 11.5 G 20.7 10.00 Clear -- 51.8 17.6 26% NA NA M
02:45 PM EDT 5.7 10.00 Clear -- 51.8 14.0 22% NA NA M
02:35 PM EDT 9.2 10.00 Clear -- 50.0 14.0 23% NA NA M
02:25 PM EDT 4.6 10.00 Clear -- 50.0 12.2 22% NA NA M
02:20 PM EDT 9.2 10.00 Clear -- 51.8 12.2 20% NA NA M
02:05 PM EDT 8.1 10.00 Clear -- 50.0 12.2 22% NA NA M
02:00 PM EDT NE 11.5 G 18.4 10.00 Clear -- 50.0 12.2 22% NA NA M
01:50 PM EDT 6.9 10.00 Clear -- 51.8 12.2 20% NA NA M
01:35 PM EDT 9.2 10.00 Clear -- 48.2 10.4 21% 44.1 NA M
01:30 PM EDT 9.2 10.00 Clear -- 50.0 12.2 22% NA NA M
01:25 PM EDT 4.6 10.00 Clear -- 48.2 12.2 23% 46.4 NA M
01:15 PM EDT 6.9 10.00 Clear -- 48.2 12.2 23% 45.1 NA M
01:10 PM EDT NW 8.1 10.00 Clear -- 48.2 14.0 25% 44.6 NA M
01:05 PM EDT 10.00 Clear -- 48.2 14.0 25% NA NA M
01:00 PM EDT 6.9 10.00 Clear -- 48.2 17.6 29% 45.1 NA M
12:45 PM EDT 10.00 Clear -- 48.2 17.6 29% NA NA M
12:40 PM EDT 0.0 10.00 Clear -- 46.4 17.6 31% NA NA M
12:35 PM EDT 5.7 10.00 Clear -- 46.4 17.6 31% 43.5 NA M
12:25 PM EDT NW 5.7 10.00 Clear -- 44.6 17.6 34% 41.4 NA M
12:20 PM EDT S 3.4 10.00 Clear -- 46.4 19.4 34% 45.1 NA M
12:15 PM EDT 6.9 10.00 Clear -- 46.4 19.4 34% 43.0 NA M

Regional Weather Observation

SARANAC LAKE (KSLK)

Clear
51.8 F

GLENS FALLS (KGFL)

Clear
55.4 F

MIDDLEBURY (K6B0)

Clear
50.9 F

POTSDAM (KPTD)

Clear
53.6 F

PLATTSBURGH AFB (KPBG)

Clear
53.6 F

BURLINGTON (KBTV)

Mostly Cloudy
53.6 F
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