National Weather Service Forecast for: Topeka KS
Issued by: National Weather Service Topeka, KS
Updated: 1:26 am CDT Aug 20, 2026
 
Overnight

Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 68. Calm wind.
Patchy Fog

 Thursday

Thursday: Patchy fog before 9am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 86. Calm wind becoming north around 5 mph.
Patchy Fog
then Sunny
 Thursday
Night
Thursday Night: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 68. East wind around 5 mph becoming calm.
Mostly Clear
then Patchy
Fog
 Friday

Friday: A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, then gradually becoming sunny, with a high near 90. Calm wind becoming south around 5 mph.
Slight Chance
T-storms then
Sunny
 Friday
Night
Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. Calm wind.
Partly Cloudy
then Chance
T-storms
 Saturday

Saturday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 87. Calm wind becoming east around 5 mph in the afternoon.
Slight Chance
T-storms
 Saturday
Night
Saturday Night: Mostly clear, with a low around 66. Northeast wind around 5 mph becoming calm in the evening.
Mostly Clear

 Sunday

Sunday: Partly sunny, with a high near 84. Calm wind becoming east around 5 mph in the morning.
Partly Sunny

 Sunday
Night
Sunday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67. East wind around 5 mph.
Chance
T-storms
Lo 68 °F Hi 86 °F Lo 68 °F Hi 90 °F Lo 69 °F Hi 87 °F Lo 66 °F Hi 84 °F Lo 67 °F

 

Overnight
 
 Patchy fog. Otherwise, partly cloudy, with a low around 68. Calm wind.
Thursday
 
 Patchy fog before 9am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 86. Calm wind becoming north around 5 mph.
Thursday Night
 
 Patchy fog after 2am. Otherwise, increasing clouds, with a low around 68. East wind around 5 mph becoming calm.
Friday
 
 A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, then gradually becoming sunny, with a high near 90. Calm wind becoming south around 5 mph.
Friday Night
 
 A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. Calm wind.
Saturday
 
 A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 87. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
 
 Mostly clear, with a low around 66. Northeast wind around 5 mph becoming calm in the evening.
Sunday
 
 Partly sunny, with a high near 84. Calm wind becoming east around 5 mph in the morning.
Sunday Night
 
 A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67. East wind around 5 mph.
Monday
 
 A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88.
Monday Night
 
 Mostly clear, with a low around 68.
Tuesday
 
 A 20 percent chance of showers. Mostly sunny, with a high near 89.
Tuesday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Wednesday
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.

 

Forecast from NOAA-NWS for Topeka KS.