Local weather forecast

Weather in Helena, MO

Updated 2026-08-11 11:45 local time · ZIP codes 64459

Sunny
Now84°F

Sunny

High / Low102° / 77°
Rain chance4%
Wind17 mph
Weather alerts

Active alerts

2
Heat Advisory issued August 11 at 1:50AM CDT until August 11 at 8:00PM CDT by NWS Kansas City/Pleasant Hill MO

* WHAT...Heat index values up to 102 expected. * WHERE...Daviess and Grundy Counties. * WHEN...From noon today to 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Safety instructions

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Heat Advisory issued August 11 at 1:50AM CDT until August 11 at 8:00PM CDT by NWS Kansas City/Pleasant Hill MO

* WHAT...Heat index values up to 105 expected. * WHERE...Portions of east central and northeast Kansas and north central, northwest, and west central Missouri. * WHEN...From noon today to 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Safety instructions

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Hourly

Next hours

NowSunny84°1% rain
1 PMPatchy rain nearby96°9% rain
2 PMSunny101°1% rain
3 PMSunny102°1% rain
4 PMSunny101°1% rain
5 PMSunny101°1% rain
6 PMSunny99°1% rain
7 PMSunny97°1% rain
8 PMSunny92°1% rain
9 PMClear88°1% rain
10 PMClear87°1% rain
11 PMClear86°1% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
102° 77°Sunny
Rain 4%Gust 17 mph
Tomorrow2026-08-12
Sunny
99° 76°Sunny
Rain 17%Gust 15 mph
Thursday2026-08-13
Patchy rain nearby
103° 71°Patchy rain nearby
Rain 57%Gust 20 mph
Conditions

Weather details

Feels like86°F
Humidity66%
Pressure29.89 inHg
Visibility10 mi
Wind17 mph SW
Wind gusts19 mph
Precipitation0.00 in
UV index3
Daylight

Sunrise, sunset and moon

Sunrise06:26 AM
Sunset08:20 PM
Moonrise04:29 AM
Moon phaseNew Moon
Practical guide

Weather insights for today

Umbrella not essential

Rain chance stays relatively low over the next 12 hours (up to 9%).

Choose light, breathable clothing

It feels like 86°F with winds near 17 mph.

Best window: 8 PM

92°F, 1% rain chance and 11 mph wind.

Driving conditions look generally normal

Visibility is around 10 mi; gusts may reach 24 mph.

Run with a few weather adjustments

Current temperature is 84°F, wind 17 mph, rain chance up to 9%.

Moderate UV protection recommended

UV index is 3. Sunscreen and sunglasses are sensible for longer outdoor time.

Helena weather today

Sunny and 84°F in Helena, MO. Today's high is 102°F with a 4% rain chance. Winds are around 17 mph with gusts near 19 mph. Relative humidity is 66%, pressure is 29.89 inHg, and visibility is about 10 miles.

Tonight and tomorrow in Helena

Sunrise is at 06:26 AM and sunset is at 08:20 PM. Tomorrow's forecast calls for Sunny with a high near 99°F and a low near 76°F. The maximum rain chance is 17%.

Nearby

Weather near Helena

Missouri

Popular cities in Missouri

View state page →