Weather World
Johnstown, NE 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Johnstown, NE Weather Forecast
Johnstown, NE Weather Forecast Date: 1001 PM CDT Sat Sep 05 2026
The area/counties/county of: Brown, including the city of Ainsworth.or toggle through each period.
Overnight... Mostly cloudy. A slight chance of showers and thunderstorms late in the evening, then a chance of showers and thunderstorms after midnight. Lows in the upper 60s. South winds up to 10 mph. Chance of precipitation 40%.
Sunday... Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. South winds 10 to 20 mph. Chance of precipitation 20%.
Sunday Night... Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 60s. Southeast winds 10 to 15 mph. Chance of precipitation 20%.
Labor Day... Windy. Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. South winds 15 to 30 mph. Chance of precipitation 20%.
Monday Night... Mostly cloudy with showers likely. A chance of thunderstorms in the evening, then a slight chance of thunderstorms after midnight. Lows in the upper 60s. Southwest winds 10 to 15 mph. Chance of precipitation 70%.
Tuesday... Mostly sunny. Highs in the mid 80s.
Tuesday Night... Mostly clear. Lows in the upper 50s.
Wednesday... Sunny. Highs in the lower 80s.
Wednesday Night... Partly cloudy. Lows in the upper 50s.
Thursday... Partly sunny in the morning then clearing. Highs in the mid 80s.
Thursday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s.
Friday... Sunny. Highs in the upper 80s.
Friday Night... Mostly clear. Lows in the upper 50s.
POP = Probability of Precipitation
Johnstown Radar Loop
Use the map search tool if you want to place a location marker on the radar map...