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

NWS Central Great Lakes Regional Radar WU East Central Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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METRIC | IMPERIAL
Updated: 06/10/2026 @ 3:35am   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Warmer 0.2°F than last hour.

76.1°F

Comfortable
High Today
76.2°F
3:10 AM 		Low Today
75.2°F
1:03 AM
Yest High
86.0°F
3:41 PM 		Yest Low
73.5°F
5:36 AM
Sta* High
91.0°F
2020 		Sta* Low
47.0°F
2023
* This Station's Records Since 1/2011
Rec* High
101.0°F
1933 		Rec* Low
44.0°F
1915
* Records from Weather Underground
Night time, Humid, Overcast Night time, Humid, Overcast

Calm Wind:  SW
0.0
Gusting to:
 0.0 mph
Current Rain Rain:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-0.2 of 100
Overnight

Overnight: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Wednesday

Wednesday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Lo 71°F Hi 88°F Lo 72°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.2°F since last hour. 71.9°F
Last Hour: Increased 0.2°F since last hour. 0.2°F
High 2:28 AM: 72.1°F
Low 12:44 AM: 70.8°F
Record High: 83.5°F on
Jul-4-2025
Record Low: -40.7°F on
May-14-2018
Wetbulb: 73.3°F
Leaf Wet:7 0
Rain Today
rain graph
Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 1.66 in
Jun Rain: 1.66 in
Jun to Date
  Avg:10 		0.00 in
Jun to Date
  Diff from Avg:10 		Over 1.66 in for the month 1.66 in
Jun Avg: 2.32 in
Diff from Avg: Under 0.66 in for the month 0.66 in
Season:1 16.71 in
YTD
  Avg:11 		14.56 in
YTD
  Diff from Avg:11 		Over 2.15 in for the year 2.15 in
Last Rain
Time/Date: 		Jun-7-2026
at 1:45 AM
75 rain days in 2026
2 days in June
2 days since last rain
Current: SW  0.0 mph
1Hr Average: 0.1 mph
Wind Run: 0.34 miles
Wind Gust
Current: 0.0 mph
Today: 5.0 mph 2:50 AM
Month: 15.0 mph Jun-6
Year: 56.0 mph Feb-11
Record Gust: 56.0 mph
Feb-11-2026
Sunlight:
14 h 43 m 20 s
of Sunlight Yesterday
14 h 43 m 55 s
of Sunlight Today Which is 35 sec longer than
yesterday
14 h 44 m 27 s
of Sunlight Tomorrow
 (Noon ?>) graph (Midnight
 Legend

Waning Crescent
Waning Crescent, 24 days, 11 hours, 38 minutes in cycle
28%
Illuminated
Humidity Barometer
Current: No Change 87%
Last Hour: No Change 0%
High 2:07 AM: 88%
Low 12:00 AM: 86%
Record High: 99%
Jan-22-2017
Record Low: 0%
Mar-4-2022
Current: Falling 0.013 inHg/hr 30.799 inHg
Last Hour: Steady
High 12:22 AM: 30.850
Low 3:32 AM: 30.797
Record High: 31.946 inHg
Apr-23-2022
Record Low: 25.895 inHg
Apr-12-2021
Cooling Degree Days Lightning Strikes Heat Index Air
Today: 1.5
Jun: 56.5
2026 to Date: 152.5
Heating Degree Days
2026 to Date: 2954.0
Last Min: 0
Last 5 Mins: 0
Last 30 Mins: 0
Last 60 Mins: 0
Last 12 Hrs: 0
Jun: 2348
2026 to Date: 9948
Current: 76.1°F
High 3:10am: 76.2°F
Yesterday: 96.0°F
Record: 127.2°F
Jun-2-2023
Quality
Index6:
52

Moderate
Density:
1.21 kg/m3
UV Summary/Forecast Solar Summary
High Yest:   4.5 @ 3:16 PM
Jun-10

9.8 		Jun-11

9.7 		Jun-12

9.4
High Yest:   619.0 @ 3:20 PM
Sun Hours Today:
00:00
   This Month: 02:19 Hrs
Rise: 6:01 am  Set: 8:59 pm
Soil Conditions8 Irrigation Index5 Station All Time Records Cloud Level
2.4 in: 3.0 cb | 67°F
1.6 in: 4.0 cb | 68°F
0.8 in: 5.0 cb | 70°F
0.2 in: 12.0 cb | 72°F

Growing conditions
at the depth of:  0.2 in:


Soil moisture range is from
0-Wet to 200-Dry/Frozen
Updated at Midnight
Current ET: 0.02 in
7-Days Rain: 1.66 in
7-Days ET: 0.45 in
7-Day: 1.215 in water in excess of what evaporated in last 7 days. 1.215 in
June: 1.09 in water in excess of what evaporated this month. 1.09 in
HIGHS: LOWS:
99.5°F
Jun-21-2022 		-12.5°F
Jan-31-2026
Daytime Records
  95.0°F°F
Jun-24-2025 		  -2.6°F°F
Jan-30-2019
Nitetime Records
  84.2°F°F
Jun-23-2024 		  -6.3°F°F
Jan-01-2018
ICN:13 | S3C2:4 | Ajax 3.xx
ISS:Ok | CON:4.7 | RCP:98%
METRIC | IMPERIAL
Updated: 06/10/2026 @ 3:35am  
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Snow manually measured usually around 7AM and 7PM.   5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).   6 Air Quality Index is provided by Minnesota Polution Control Agency and is updated hourly between the hours of 6AM and Midnight.   7 Leaf Wetness is surface moisture on foliage. 0 being totally dry and 15 being totally saturated.   8 Soil moisture and temperatures are from sensors burried in the ground at the levels specified.   10 Historical average only to day 10 of just the month of June for this station since 2011.   11 Historical average rain this season to day 10 of June for this station since 2011.
 NWS Weather Forecast  -   Outlook Overnight & Wednesday
Overnight

Overnight: Chance Showers And Thunderstorms
Chance Showers And T-Storms

Lo 71°F 		NWS forecast: A chance of showers and thunderstorms before 3am, then showers and thunderstorms likely. Cloudy, with a low around 71. Southwest wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Local station forecast: Increasing clouds with little temp change. 		Wednesday

Wednesday: Chance Showers And Thunderstorms
Chance Showers And T-Storms

Hi 88°F 		NWS forecast: A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind 6 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
 NWS Short Term Weather Forecast
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Thursday

Thursday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Thursday
Night
Thursday Night: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Friday

Friday: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Friday
Night
Friday Night: Slight Chance Rain Showers then Mostly Clear
Slight Chance Rain Showers then Mostly Clear
Saturday

Saturday: Sunny
Sunny
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Lo 72°F Hi 90°F Lo 72°F Hi 86°F Lo 61°F Hi 85°F Lo 64°F
Script by: Scott of BurnsvilleWeatherLIVE.com
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