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Day 1 Outlook • April 16, 2026
Day 2 Outlook • April 17, 2026
Day 3 Outlook • April 18, 2026
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dBZ 5
75

Hazardous Weather Conditions

  • No active alerts for ST CLAIRSVILLE, PENNSYLVANIA

Current Conditions: ST CLAIRSVILLE, PENNSYLVANIA

JOHNSTOWN (KJST)

Clear

66.2 F
Humidity:64%
Wind Speed: 9.2 mph
Barometer:29.97 in
Dewpoint:53.6 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 16 2026, 03:40 AM EDT
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5 Day Forecast for ST CLAIRSVILLE, PENNSYLVANIA (16667)

Thursday

High 84 °F
Chance of T-storms
Thursday
Night
Low 59 °F
Chance of T-storms
Friday

High 77 °F
Chance of Rain Showers
Friday
Night
Low 53 °F
Partly Cloudy
Saturday

High 82 °F
Chance of Rain Showers
Saturday
Night
Low 44 °F
Chance of T-storms
Sunday

High 59 °F
Rain Showers Likely
Sunday
Night
Low 32 °F
Chance of Showers
Monday

High 50 °F
Slight Chance of Snow

Detailed Forecast for ST CLAIRSVILLE, PENNSYLVANIA (16667)

Thursday
Chance of Thunderstorms. High near 84°F. Wind 6 to 12 mph, with gusts as high as 20 mph.
Thursday Night
Chance of Thunderstorms. Low around 59°F. Wind 6 to 8 mph, with gusts as high as 16 mph.
Friday
Chance of Rain Showers. High near 77°F. Wind 6 to 9 mph, with gusts as high as 15 mph.
Friday Night
Partly Cloudy. Low around 53°F. Wind 1 to 3 mph, with gusts as high as 8 mph.
Saturday
Chance of Rain Showers. High near 82°F. Wind 2 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Chance of Thunderstorms. Low around 44°F. Wind 10 to 12 mph, with gusts as high as 16 mph.
Sunday
Rain Showers Likely. High near 59°F. Wind 15 to 18 mph, with gusts as high as 26 mph.
Sunday Night
Chance of Showers. Low around 32°F. Wind 14 to 16 mph, with gusts as high as 23 mph.
Monday
Slight Chance of Snow. High near 50°F. Wind 15 to 16 mph, with gusts as high as 25 mph.
Monday Night
Mostly Clear. Low around 30°F. Wind 5 to 10 mph, with gusts as high as 16 mph.
Tuesday
Partly Sunny. High near 68°F. Wind 6 to 10 mph, with gusts as high as 17 mph.
Tuesday Night
Partly Cloudy. Low around 48°F. Wind 9 to 10 mph, with gusts as high as 16 mph.
Wednesday
Slight Chance of Showers. High near 69°F. Wind 10 to 14 mph, with gusts as high as 22 mph.
PA Radar
Current Radar • PA
Day 1 Outlook • April 16, 2026

Observation History for ST CLAIRSVILLE, PENNSYLVANIA

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)
03:40 AM EDT 9.2 10.00 Clear -- 66.2 53.6 64% NA NA 29.97 1014.9
03:35 AM EDT 9.2 10.00 Clear -- 66.2 53.6 64% NA NA 29.97 1014.9
03:20 AM EDT 8.1 10.00 Clear -- 66.2 53.6 64% NA NA 29.96 1014.6
02:45 AM EDT 5.7 10.00 Clear -- 66.2 53.6 64% NA NA 29.97 1014.9
02:30 AM EDT SW 5.7 10.00 Clear -- 66.2 53.6 64% NA NA 29.97 1014.9
02:20 AM EDT 5.7 10.00 Clear -- 68.0 53.6 60% NA NA 29.97 1014.9
02:05 AM EDT 4.6 10.00 Clear -- 66.2 53.6 64% NA NA 29.97 1014.9
01:50 AM EDT 5.7 10.00 Clear -- 68.0 53.6 60% NA NA 29.98 1015.2
01:45 AM EDT 4.6 10.00 Clear -- 68.0 53.6 60% NA NA 29.98 1015.2
01:35 AM EDT SW 5.7 10.00 Clear -- 66.2 53.6 64% NA NA 29.98 1015.2
01:25 AM EDT SW 4.6 10.00 Clear -- 68.0 53.6 60% NA NA 29.98 1015.2
01:20 AM EDT SW 4.6 10.00 Clear -- 68.0 53.6 60% NA NA 29.98 1015.2
01:05 AM EDT SW 4.6 10.00 Clear -- 66.2 53.6 64% NA NA 29.98 1015.2
01:00 AM EDT 3.4 10.00 Clear -- 66.2 53.6 64% NA NA 29.98 1015.2
12:45 AM EDT SW 5.7 10.00 Clear -- 66.2 53.6 64% NA NA 29.98 1015.2
12:35 AM EDT 4.6 10.00 Clear -- 68.0 53.6 60% NA NA 29.98 1015.2
12:30 AM EDT 5.7 10.00 Clear -- 69.8 53.6 56% NA NA 29.98 1015.2
12:25 AM EDT 5.7 10.00 Clear -- 69.8 53.6 56% NA NA 29.98 1015.2
12:05 AM EDT 8.1 10.00 Clear -- 69.8 53.6 56% NA NA 29.98 1015.2
12:00 AM EDT SW 5.7 10.00 Clear -- 69.8 53.6 56% NA NA 29.98 1015.2
11:45 PM EDT SW 6.9 10.00 Clear -- 69.8 53.6 56% NA NA 29.98 1015.2
11:30 PM EDT SW 8.1 10.00 Clear -- 69.8 53.6 56% NA NA 29.99 1015.6
11:25 PM EDT 8.1 10.00 Clear -- 69.8 53.6 56% NA NA 29.99 1015.6
11:00 PM EDT 9.2 10.00 Clear -- 71.6 53.6 53% NA 70.9 29.99 1015.6

Regional Weather Observation

JOHNSTOWN (KJST)

Clear
66.2 F

BEDFORD (KHMZ)

Clear
NULL F

ALTOONA (KAOO)

Clear
69.8 F

SOMERSET (K2G9)

Clear
62.6 F

INDIANA/STEWART (KIDI)

Mostly Cloudy
59.0 F

LATROBE/WESTMORL (KLBE)

Mostly Clear
64.4 F
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