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Johnson City, TN 37604 Weather

Today: Sunny, high 73°F, low 46°F. Hourly and 10-day forecast from the National Weather Service. Times are local (EDT).

Johnson City, TN 37604 current weather

52°F

Partly Cloudy

Forecast for this hour. No recent report from a nearby station.

H 73° / L 46°

No recent station report. NWS hourly forecast updated 10/28/2026, 4:06 PM PT

Hourly forecast

NWS, updated 10/28/2026, 4:06 PM PT

  1. Now52°
  2. 1 AM51°
  3. 2 AM50°
  4. 3 AM50°
  5. 4 AM48°
  6. 5 AM48°
  7. 6 AM48°
  8. 7 AM47°
  9. 8 AM46°
  10. 9 AM48°
  11. 10 AM54°
  12. 11 AM61°
  13. 12 PM66°
  14. 1 PM69°
  15. 2 PM71°
  16. 3 PM72°
  17. 4 PM73°
  18. 5 PM72°
  19. 6 PM70°
  20. 7 PM65°
  21. 8 PM59°
  22. 9 PM57°
  23. 10 PM55°
  24. 11 PM53°
  25. 12 AM52°Fri
  26. 1 AM51°
  27. 2 AM50°
  28. 3 AM50°
  29. 4 AM49°
  30. 5 AM49°
  31. 6 AM48°
  32. 7 AM48°
  33. 8 AM47°
  34. 9 AM50°
  35. 10 AM56°
  36. 11 AM63°
  37. 12 PM68°
  38. 1 PM71°
  39. 2 PM73°
  40. 3 PM76°
  41. 4 PM76°
  42. 5 PM76°
  43. 6 PM73°
  44. 7 PM69°
  45. 8 PM65°
  46. 9 PM62°
  47. 10 PM59°
  48. 11 PM57°

10-day forecast

Tap a day for details

  • Today10/29Low 46°High 73°

    Thursday: Sunny, with a high near 73. North wind 0 to 5 mph.

    Overnight: Partly cloudy, with a low around 46. Southeast wind 0 to 5 mph.

    Sunny
  • Fri10/30Low 53°High 76°

    Friday: Sunny, with a high near 76. North wind 0 to 5 mph.

    Friday Night: Partly cloudy, with a low around 53. East wind 0 to 5 mph.

    Sunny
  • Sat10/31Low 51°High 72°

    Saturday: Mostly cloudy, with a high near 72. Southeast wind 5 to 10 mph.

    Saturday Night: Mostly cloudy, with a low around 51. Southeast wind around 5 mph.

    Mostly Cloudy
  • Sun11/139% chance of precipitationLow 51°High 68°

    Sunday: A slight chance of rain showers after 1pm. Mostly cloudy, with a high near 68. Chance of precipitation is 20%.

    Sunday Night: A chance of rain showers. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.

    Mostly Cloudy then Slight Chance Rain Showers
  • Mon11/232% chance of precipitationLow 51°High 69°

    Monday: A chance of rain showers before 7am. Partly sunny, with a high near 69. Chance of precipitation is 30%.

    Monday Night: Mostly cloudy, with a low around 51.

    Chance Rain Showers then Partly Sunny
  • Tue11/321% chance of precipitationLow 54°High 72°

    Tuesday: Partly sunny, with a high near 72.

    Tuesday Night: A slight chance of rain showers after 1am. Partly cloudy, with a low around 54. Chance of precipitation is 20%.

    Partly Sunny
  • Wed11/431% chance of precipitationLow High 71°

    Wednesday: A chance of rain showers. Partly sunny, with a high near 71.

    Chance Rain Showers
  • Thu11/5Model blend41% chance of precipitationLow 45°High 70°

    Thursday: Chance of rain. High near 70°. Low that night near 45°. About 0.07 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Fri11/6Model blend38% chance of precipitationLow 41°High 67°

    Friday: Chance of rain. High near 67°. Low that night near 41°. About 0.06 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sat11/7Model blend19% chance of precipitationLow 38°High 66°

    Saturday: Partly cloudy, slight chance of rain. High near 66°. Low that night near 38°. About 0.04 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 36.310, -82.393 from the NWS MRX office, updated 10/28/2026, 4:06 PM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KTRI (Bristol/Tri-Cities Arpt, 12 mi), model run 10/28/2026, 10:00 PM EDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now52°Partly Cloudy0%5 mph
  2. 1 AM51°Partly Cloudy0%5 mph
  3. 2 AM50°Partly Cloudy0%0 mph
  4. 3 AM50°Mostly Clear0%0 mph
  5. 4 AM48°Mostly Clear0%0 mph
  6. 5 AM48°Mostly Clear0%0 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the high temperature today in Johnson City, TN 37604?
The National Weather Service forecast for thursday calls for a high near 73°F. Sunny.
Will it rain in Johnson City, TN 37604 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for Johnson City, TN 37604?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 5 to Nov 7) come from the NOAA National Blend of Models, with highs of 66°F to 70°F and up to a 41% chance of precipitation. Model guidance this far out often changes.
What time is sunrise and sunset in Johnson City, TN 37604 today?
Sunrise is about 7:49 AM EDT and sunset is about 6:36 PM EDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Johnson City, TN 37604?
At Elizabethton, the 1991 to 2020 normal high in October is 70°F and the normal low is 44°F.

Nearby hazards

Tennessee hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

UV index today (Johnson City)
3Moderate
AQI forecast today (Tri-Cities)
50GoodPM2.5
AQI forecast tomorrow (Tri-Cities)
50GoodPM2.5

UV index guide · Air quality

Drought

By county

Washington County, week of 10/20/2026

53% of the county is abnormally dry. No drought.

Sun and moon

Local time, center of the area

Sunrise
7:49 AM
Sunset
6:36 PM
Daylight
10 hr 47 min
Moon
Waning Gibbous 90% lit
First light (civil dawn)
7:23 AM
Last light (civil dusk)
7:02 PM
Moonrise
9:12 PM
Moonset
11:54 AM

Normal October weather

Climate

Normal October high 70°, low 44°, precipitation 2.80 in for the month. 1991 to 2020 normals at Elizabethton, 9 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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