Weather Tomorrow

Weather Tomorrow in Johnson City, TN

Friday, May 22, 2026

79°Low 63°FColdHot
Rain

Precip chance

84%

Wind

0-10 mph

Humidity

78%

Feels like

77–65°F

Rain forecast

Rain likely starts around 3 PM and may continue until 3 AM. Peak chance: 84% around 12 AM.

Data source: National Weather Service (NOAA) · Updated 30 min ago

Tomorrow by Hour

63°Temperature trend79°
TimeTempConditionRain %Wind
4 AM68°FSlight Chance Rain Showers
24%
0 mph
5 AM68°FSlight Chance Rain Showers
23%
0 mph
6 AM67°FChance Rain Showers
33%
0 mph
7 AM67°FChance Rain Showers
28%
5 mph E
8 AM65°FChance Rain Showers
31%
5 mph E
9 AM64°FChance Rain Showers
34%
5 mph E
10 AM64°FChance Rain Showers
28%
5 mph E
11 AM63°FSlight Chance Rain Showers
22%
5 mph E
12 PM64°FChance Rain Showers
25%
5 mph E
1 PM66°FChance Rain Showers
30%
5 mph SE
2 PM70°FChance Rain Showers
39%
5 mph SE
3 PM73°FRain Showers Likely
56%
5 mph SE
4 PM75°FChance Rain Showers
25%
5 mph SE
5 PM76°FChance Rain Showers
53%
5 mph SE
6 PM76°FShowers And Thunderstorms
80%
10 mph SE
7 PM77°FShowers And Thunderstorms
80%
10 mph SE
8 PM78°FShowers And Thunderstorms
80%
10 mph SE
9 PM78°FShowers And Thunderstorms
80%
10 mph SE
10 PM78°FShowers And Thunderstorms
80%
10 mph SE
11 PM79°FShowers And Thunderstorms
80%
10 mph SE
12 AM76°FShowers And Thunderstorms
84%
10 mph SE
1 AM72°FShowers And Thunderstorms
84%
10 mph SE
2 AM70°FShowers And Thunderstorms
84%
10 mph SE
3 AM70°FShowers And Thunderstorms
84%
10 mph SE

Precipitation Timeline

100%
50%
84%
4a10a4p10p
<20%20-50%50-70%>70%

What to Wear Tomorrow

Warm and comfortable — dress light

Clothing

  • T-shirt or light blouse
  • Shorts or light pants

Footwear

Comfortable shoes or sandals

Accessories

  • Umbrella

Conditions

High: 79°F

Low: 63°F

Wind: 0-10 mph

Rain: 84%

Rain expected around 3 PM — carry an umbrella.

Best Time to Be Outside Tomorrow

1 PM – 2 PM88

Excellent conditions for outdoor activities (comfortable temp, light wind, daylight)

4a10a4p10p

More for Johnson City, TN

Forecast by ZIP in Johnson City

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Frequently Asked Questions

What is the weather forecast for tomorrow in Johnson City, TN?
Tomorrow in Johnson City: High of 79°F, Low of 63°F. Rain with 84% chance of precipitation. Wind 0-10 mph.
Will it rain tomorrow in Johnson City?
Rain likely starts around 3 PM and may continue until 3 AM. Peak chance: 84% around 12 AM.
What should I wear tomorrow in Johnson City?
With a high of 79°F and low of 63°F, check our "What to Wear" section above for specific clothing recommendations based on temperature, wind, and precipitation.
How accurate is this forecast?
Our forecasts come directly from the National Weather Service (NOAA), which provides some of the most accurate weather predictions available. Tomorrow forecasts are generally 80-90% accurate, with accuracy decreasing the further out you look. Data is refreshed every 30 minutes.