Weather Tomorrow in Gillette, WY

Red Flag WarningUntil Oct 9, 8:00 PM MDT

Red Flag Warning issued October 8 at 11:03AM MDT until October 9 at 8:00PM MDT by NWS Rapid City SD

A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.

Friday, October 9, 2026

High 84°FLow 49°F

Clear

Rain chance: 0%
Wind: 8-20 mph
Humidity: 29%
Feels like: 44–81°F

Data source: National Weather Service (NOAA) · Forecast issued Oct 8, 2:51 PM MDT

Precipitation Timeline

No significant precipitation expected tomorrow.

Tomorrow by Hour

Local time. Rows with a 40% or higher chance of rain are shaded blue.

Hourly forecast for tomorrow, local time: temperature in °F, chance of rain, wind in mph
Time	Sky	Temp	Condition	Feels like	Rain	Wind (mph)	Humidity
12 AM	, Partly Cloudy	54°F	Partly Cloudy	54°F	0%	8 S	38%
1 AM	, Partly Cloudy	54°F	Partly Cloudy	54°F	0%	9 S	40%
2 AM	, Mostly Clear	54°F	Mostly Clear	54°F	0%	10 S	41%
3 AM	, Mostly Clear	53°F	Mostly Clear	53°F	0%	10 S	43%
4 AM	, Mostly Clear	52°F	Mostly Clear	52°F	0%	12 S	46%
5 AM	, Mostly Clear	51°F	Mostly Clear	51°F	0%	13 S	46%
6 AM	, Sunny	49°F	Sunny	44°F	0%	13 S	52%
7 AM	, Sunny	50°F	Sunny	45°F	0%	14 S	48%
8 AM	, Sunny	53°F	Sunny	53°F	0%	15 SW	45%
9 AM	, Sunny	61°F	Sunny	61°F	0%	16 SW	32%
10 AM	, Sunny	68°F	Sunny	68°F	0%	17 SW	25%
11 AM	, Sunny	75°F	Sunny	75°F	0%	18 SW	19%
12 PM	, Mostly Sunny	78°F	Mostly Sunny	78°F	0%	20 SW	17%
1 PM	, Sunny	81°F	Sunny	79°F	0%	20 SW	14%
2 PM	, Sunny	82°F	Sunny	80°F	0%	20 SW	14%
3 PM	, Sunny	83°F	Sunny	80°F	0%	20 SW	13%
4 PM	, Sunny	84°F	Sunny	81°F	0%	18 SW	13%
5 PM	, Sunny	82°F	Sunny	80°F	0%	16 SW	13%
6 PM	, Clear	80°F	Clear	79°F	0%	13 SW	14%
7 PM	, Mostly Clear	75°F	Mostly Clear	75°F	0%	13 SW	18%
8 PM	, Mostly Clear	69°F	Mostly Clear	69°F	0%	13 SW	21%
9 PM	, Mostly Clear	66°F	Mostly Clear	66°F	0%	14 SW	24%
10 PM	, Mostly Clear	65°F	Mostly Clear	65°F	0%	16 SW	27%
11 PM	, Partly Cloudy	65°F	Partly Cloudy	65°F	0%	18 SW	27%

What to Wear Tomorrow

Hot — wear breathable, light clothing

Clothing

Light t-shirt or tank top
Shorts or light skirt
Hat for sun protection

Footwear

Sandals or breathable sneakers

Accessories

Sunglasses
Sunscreen

Conditions

High: 84°F
Low: 49°F
Wind: 8-20 mph
Rain: 0%

Big temperature swing (49°F to 84°F) — dress in removable layers.

Best Time to Be Outside Tomorrow

10 AM – 12 PM

Excellent conditions for outdoor activities (dry, comfortable temp, daylight)

87out of 100

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Frequently Asked Questions

What is the weather forecast for tomorrow in Gillette, WY?

Tomorrow in Gillette: High of 84°F, Low of 49°F. Clear with 0% chance of precipitation. Wind 8-20 mph.

Will it rain tomorrow in Gillette?