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Johnston County
 Details for Johnston County Heat Advisory
Heat Advisory HEAT ADVISORY - Johnston County

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60-Minute Time Lapse - Updates a couple of minutes after the top of each hour

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Updated: @ 20-Aug-2026 16:46 - next update at 16:47  
Summary / Temperature Wind Rain Outlook
Mainly cloudy, Humid Mainly cloudy, Humid
Currently: 79.1°F, Max: 94.6°F, Min: 73.2°F 79.1°F
Warmer 4.6°F than last hour.

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Feels like: 83.3°F

24-hr difference
-14.3°FColder 14.3°F than yesterday at this time.
  Today Yesterday
High: 94.6°F
13:56 		99.4°F
17:56
Low: 73.2°F
04:44 		72.5°F
06:48
Wind from SSE SSE
1.2
Gust:
 1.1 mph
1 Bft - Light Air
Today: 27.6 mph 14:13
Gust Month: 29.9 mph August 10
Rain Today: 0.88 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0.88 in
This Month: 4.24 in
Season Total: 32.36 in
5 rain days in August.
Tonight

Tonight: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Humidity & Barometer Almanac Moon
Humidity: 93 % Decreased 1.0% since last hour.
Dew Point: 76.9°F Increased 4.3°F since last hour.
Barometer: 29.95 inHg Falling 0.02 inHg/hr
Baro Trend: Falling slowly
Sunrise: 06:36
Sunset: 19:56
Moonrise: 14:49
Moonset: 23:33
Waxing Gibbous
Waxing Gibbous, Moon at 8 days in cycle
57%
Illuminated
UV Index Solar Radiation
   1.8     Low 
High: 8.0 @ 13:45
230 W/m2 (39 %)
High: 925 @  12:06
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms

Hi 96 °F		 NWS forecast: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 96. Heat index values as high as 105. Southwest wind around 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
 
Tonight

Tonight: Showers And Thunderstorms Likely
Showers And T-Storms Likely

Lo 73 °F		 NWS forecast: Showers and thunderstorms likely before 5am. Partly cloudy, with a low around 73. Southwest wind 0 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

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