Heat index could rise to about 105 today; heat advisory in effect at noon

Today's maximum heat index. (National Weather Service graphic)
Today’s maximum heat index. (National Weather Service graphic)

Heat index values could rise to 100 to 107 degrees today, the National Weather Service said.

A heat advisory is in effect from noon to 8 p.m. today.

The temperature at 9 a.m. today was 84 degrees, with a heat index of 92, according to the weather service.

Sauna-like conditions will persist through Thursday with heat index values from 100 to 105 common, the weather service said.

Residents are advised to drink plenty of fluids, stay in an air-conditioned room, stay out of the sun and check up on relatives and neighbors.

A complex of thunderstorms is expected to move through the area late this evening through the overnight hours, according to the weather service. Northern into west central Missouri and eastern Kansas stand the best chance for strong, isolated severe storms, the weather service said. Storms are possible again Wednesday and Thursday nights.

Nighttime thunderstorms are possible tonight and again the next two nights, the weather service said. Heavy rainfall will be possible.

While the initial forecast rainfall amounts are not large compared to the past weekend’s rain, this could change if the path of Wednesday and Thursday night’s thunderstorm complexes shift into this region.

Today’s Wyandotte County forecast is mostly sunny with a high near 95 and a heat index as high as 107, the weather service said. A south southwest wind of 8 to 11 mph is possible.

Tonight, there is a 60 percent chance of showers and thunderstorms, mostly after 4 a.m. The low will be around 75, the weather service said. There will be a south wind of 7 to 10 mph.

Wednesday, there is a 60 percent chance of showers and thunderstorms, mainly before 7 a.m., with a high of 92 and a heat index as high as 100, the weather service said. A south wind of 6 to 9 mph is in the forecast.

Wednesday night, there is a 40 percent chance of showers and thunderstorms with a low of 76, the weather service said. A south wind of about 8 mph is possible.

Thursday’s forecast is partly sunny with a high of 94, and a south wind of 8 to 14 mph, gusting to as high as 20 mph, according to the weather service.

Thursday night, there is a 40 percent chance of showers and thunderstorms, with a low of 72, the weather service said.

Storm chance tonight. (National Weather Service graphic)
Storm chance tonight. (National Weather Service graphic)

The rainfall forecast showed a little under an inch of rain is expected for the Kansas City area.  (National Weather Service graphic)
The rainfall forecast showed a little under an inch of rain is expected for the Kansas City area. (National Weather Service graphic)