Knox, PA Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Knox, PA.

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Current conditions are temporarily unavailable for KNOX, PENNSYLVANIA. No nearby METAR station found.

5-Day Forecast — Knox, PA

Tuesday

High 62 °F
Mostly Cloudy

Tuesday
Night
Low 48 °F
Rain Likely
Wednesday

High 71 °F
Slight Chance of Rain Showers
Wednesday
Night
Low 44 °F
Partly Cloudy

Thursday

High 75 °F
Partly Sunny

Thursday
Night
Low 50 °F
Mostly Cloudy

Friday

High 75 °F
Chance of T-storms

Friday
Night
Low 53 °F
Chance of T-storms

Saturday

High 60 °F
T-storms Likely

Detailed Forecast — Knox, PA

Tuesday
Mostly Cloudy. High near 62°F. Wind 6 to 7 mph, with gusts as high as 16 mph.
Tuesday Night
Rain Likely. Low around 48°F. Wind around 6 mph, with gusts as high as 15 mph.
Wednesday
Slight Chance of Rain Showers. High near 71°F. Wind 6 to 8 mph, with gusts as high as 16 mph.
Wednesday Night
Partly Cloudy. Low around 44°F. Wind 1 to 5 mph, with gusts as high as 12 mph.
Thursday
Partly Sunny. High near 75°F. Wind 1 to 5 mph, with gusts as high as 10 mph.
Thursday Night
Mostly Cloudy. Low around 50°F. Wind around 2 mph, with gusts as high as 7 mph.
Friday
Chance of Thunderstorms. High near 75°F. Wind 2 to 6 mph, with gusts as high as 12 mph.
Friday Night
Chance of Thunderstorms. Low around 53°F. Wind 1 to 6 mph, with gusts as high as 15 mph.
Saturday
Thunderstorms Likely. High near 60°F. Wind 7 to 8 mph, with gusts as high as 18 mph.
Saturday Night
Chance of Rain. Low around 46°F. Wind 6 to 7 mph, with gusts as high as 17 mph.
Sunday
Chance of Rain Showers. High near 62°F. Wind 6 to 7 mph, with gusts as high as 15 mph.
Sunday Night
Partly Cloudy. Low around 42°F. Wind around 3 mph, with gusts as high as 13 mph.
Monday
Slight Chance of Rain Showers. High near 71°F. Wind 6 to 9 mph, with gusts as high as 18 mph.
Monday Night
Isolated T-storm. Low around 48°F. Wind around 10 mph, with gusts as high as 23 mph.
PA Radar
Current Radar • PA
Day 1 Outlook • April 22, 2026

Observation History — Knox, PA

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)

Regional Weather Observation

(KFKL)


F

MEADVILLE (KGKJ)

Cloudy
57.2 F

NEW CASTLE MUNI (KUCP)

Cloudy
62.6 F

YOUNGSTOWN (KYNG)

Cloudy
62.6 F

ASHTABULA (KHZY)

Cloudy
53.6 F

DU BOIS (KDUJ)

Cloudy
53.6 F
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