Knox County, Illinois Weather and Climate Synopsis

Regional Hourly Observations Nowcast: 0-6 Hour Forecast Forecast: 7 Day Forecast Medium & Long Range Outlook Almanac Historical Facts

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A joint service of the UK Ag Weather Center and the National Weather Service.

Current Surface Map, [TWC], Yesterday's Highs , Lows
Map of 24 Hr Rainfall (7AM - 7AM EST), 7 Day Rainfall Animation

WEST-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

Current Temperatures, Dewpoint Map, RH, Wind, Regional Obs, Surface 4-Panel
Meteograms : Springfield , Peoria , Quad City , Chicago (O'Hare) , Rockford

.THIS AFTERNOON...Mostly sunny. Near steady temperature in the
mid 80s. Southwest winds 5 to 10 mph. 
.TONIGHT...Partly cloudy. Lows in the mid 60s. Southwest winds
5 to 10 mph, becoming west after midnight. 
.SUNDAY...Sunny. A slight chance of showers and thunderstorms in
the afternoon. Highs in the upper 80s. Northeast winds 5 to
10 mph with gusts up to 20 mph, becoming southeast in the
afternoon. Chance of rain 20 percent. 
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 60s. Southeast winds 5 to 10 mph. 
.MONDAY...Partly sunny with a chance of thunderstorms. A chance
of showers in the morning, then showers likely in the afternoon.
Highs in the mid 80s. South winds 10 to 15 mph with gusts up to
25 mph. Chance of rain 60 percent. 
.MONDAY NIGHT...Showers likely with a chance of thunderstorms.
Lows in the mid 60s. Chance of rain 60 percent. 
.TUESDAY...Mostly sunny with a chance of thunderstorms. A chance
of showers. Highs in the upper 80s. Chance of rain 50 percent. 
.TUESDAY NIGHT...Showers with thunderstorms likely in the
evening, then a chance of showers and thunderstorms after
midnight. Lows in the upper 50s. Chance of rain 80 percent. 
.WEDNESDAY...Mostly sunny. A chance of showers in the afternoon.
Cooler with highs in the lower 70s. Chance of rain 40 percent. 
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows in the lower
50s. Highs in the upper 70s. 
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. 
.FRIDAY...Mostly sunny. A chance of showers in the afternoon.
Highs around 80. Chance of rain 40 percent. 

12-48 Hr Surface, 12-48 Hr ETA 500mb/Sfc, TWC Forecast, Fire Danger, Day 1 Precip, Day 2
NGM 60 Hr Forecast Meteograms : Springfield , Peoria , Quad City , Chicago (O'Hare) , Rockford ,

                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY     120 DAY    180 DAY
                                           NOV05   NOV05-JAN06 DEC05-FEB06 FEB06-APR06
                 -----------  -----------  --------  ---------  ---------  ---------
   Temperature:      Below        Below      Above     Normal     Normal     Normal
 Precipitation:      Below        Below     Normal     Normal     Normal     Normal

....  Medium and long range outlooks provided by NCEP/K. Thomas Priddy

Saturday May 18, 2024 the 139th Day of Year

---------------------------------------------------
SUN
Declination 19.880000
Distance 0.999717 AU
Rise 06:41 EDT Set 21:11 EDT
Transit Meridian 13:55 EDT
Civil Twilight Begins 06:11 EDT Ends 21:41 EDT

Calculations made for central point in the state.
Time in ET -- and will vary due to location and
elevation -- Priddy

////////////////////////////
MAY 18TH...HISTORIC WEATHER EVENTS
...1825...
A tornado (said to have crossed all of the state of Ohio) smashed into the
log cabin settlement of Burlington, northeast of Columbus. (David Ludlum)
...1960...
Salt Lake City UT received an inch of snow. It marked their latest
measurable snowfall of record. (The Weather Channel)
...1980...
Mount Saint Helens (in Washington State) erupted spewing ash and smoke
sixty-three thousand feet into the air. Heavy ash covered the ground to the
immediate northwest, and small particles were carried to the Atlantic
coast. (David Ludlum)