Lewis and Clark County (Helena)
Tomorrow
Tomorrow weather in Lewis and Clark County
Tuesday, April 21st, 2026
26°
Sunny
The weather tomorrow in Lewis and Clark County will be a bit hotter than today, with max temperatures of 25°.
The wind tomorrow will get stronger and reach 23 km/h.
26° / 7°
Temp
0%
Rain
23 km/h
Wind
30%
Humidity
Lewis and Clark County Weather Pages
Lewis and Clark County hourly forecast for tomorrow
Scroll right to see more weather forecasts for Lewis and Clark County tomorrow
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 06:30 AM | 07:00 AM | 08:00 AM | 09:00 AM | 10:00 AM | 11:00 AM | 12:00 PM | 01:00 PM | 02:00 PM | 03:00 PM | 04:00 PM | 05:00 PM | 06:00 PM | 07:00 PM | 08:00 PM | 08:24 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | | | |  | | | | | | | | |  | | | | | |  | | | | Next |
| temperatures | 10.1° | 9.4° | 8.8° | 8.3° | 7.8° | 7.4° | 7.4° | Sunrise | 9.3° | 12.1° | 14.4° | 16.7° | 18.9° | 20.8° | 22.6° | 23.8° | 24.6° | 24.8° | 24.1° | 22.8° | 19.6° | 16.6° | Sunset | 14.5° | 12.9° | 11.7° | |
| wind speed | 8 km/h | 7 km/h | 7 km/h | 7 km/h | 7 km/h | 7 km/h | 7 km/h | 5 km/h | 3 km/h | 2 km/h | 3 km/h | 4 km/h | 4 km/h | 6 km/h | 8 km/h | 9 km/h | 11 km/h | 23 km/h | 23 km/h | 16 km/h | 12 km/h | 9 km/h | 9 km/h | 9 km/h | |||
| wind degree | 212° | 211° | 208° | 204° | 203° | 196° | 191° | 192° | 191° | 114° | 78° | 75° | 80° | 88° | 119° | 136° | 164° | 179° | 188° | 177° | 159° | 165° | 170° | 175° | |||
| wind direction | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | ESE | E | ENE | E | E | ESE | SE | SSE | S | S | S | SSE | SSE | S | S | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 37% | 38% | 39% | 40% | 42% | 43% | 43% | 44% | 39% | 32% | 29% | 26% | 23% | 20% | 18% | 16% | 14% | 15% | 18% | 22% | 27% | 30% | 33% | 36% | |||
| dew point | -4.1° | -4.2° | -4.3° | -4.4° | -4.4° | -4.5° | -4.6° | -4° | -2.1° | -1.5° | -1.3° | -1.1° | -1.1° | -1.3° | -1.7° | -2.7° | -3.4° | -3.6° | -2.3° | -1.2° | -2.8° | -3.4° | -3.3° | -3.1° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 3% | 4% | 4% | 5% | 5% | 6% | 7% | 8% | 9% | 9% | 9% | 7% | 6% | 6% | 21% | 39% | 46% | 12% | 7% | 32% | 3% | 5% | 1% | 3% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.4 | 1.2 | 2.5 | 4.4 | 5.9 | 6.8 | 6.7 | 5.4 | 4 | 2.4 | 1 | 0.3 | 0 | 0 | 0 | 0 |
Weather in Lewis and Clark County tomorrow
The weather in Lewis and Clark County tomorrow is expected to be significantly warmer than usual, with a forecast temperature of 26 °F, compared to an average of 8 °F for April 21st in recent years.
temperatures
26 °F
rain
0 mm
wind
23 km/h
UV
High
Lewis and Clark County daylight overview ☀️
Tomorrow in Lewis and Clark County, The sun rises at 06:30 and sets at 20:24, giving a total daylight duration of 13 hours and 54 minutes.
Top locations in Lewis and Clark County
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What to wear tomorrow in Lewis and Clark County? clothing recommendations
Stay comfortably stylish - your tailored guide for tomorrow's Lewis and Clark County forecast.
Short-sleeve shirt
Shorts
Lightweight pants
Sunglasses
Wide brimmed hat
Sunscreen
The weather tomorrow in Lewis and Clark County - FAQ
What is the maximum temperature for tomorrow in Lewis and Clark County?
The maximum temperature for tomorrow in Lewis and Clark County is expected to be 26° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in Lewis and Clark County? 🌧️
No, there is no significant chance of rain in Lewis and Clark County tomorrow. It should be a dry day.
What will be the wind speed tomorrow in Lewis and Clark County? 🌀
The wind in Lewis and Clark County is expected to blow at 23 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Lewis and Clark County tomorrow?
Given the forecast of 26 °F with a 0% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Lewis and Clark County tomorrow.
What is the sunrise and sunset time for Lewis and Clark County tomorrow?
The sun is expected to rise at 06:30 and set at 20:24 in Lewis and Clark County.
How accurate is the weather forecast Lewis and Clark County tomorrow? ✅
Lewis and Clark County weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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Where is Lewis and Clark County?Get accurate weather forecasts for Lewis and Clark County, located at latitude 46.593 and longitude -112.036. Stay updated with localized weather information tailored for Lewis and Clark County.
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