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McLean County, IL Weather and Climate Synopsis

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

Weather Summary For Central And Southeast Illinois
National Weather Service Lincoln IL
858 PM CDT Wed Jul 31 2019

Cirrus clouds moved across western Illinois this evening, as a
band of rainfall slid through eastern Missouri. Temperatures late
evening were beginning to fall into the 60s.

The dry and seasonable weather pattern will continue through the
remainder of this week and into the weekend. As High pressure
slides toward the East Coast this weekend, temperatures will climb
back into the upper 80s to near 90 by Sunday.

Lows tonight will drop into the mid 50s to mid 60s. Highs Thursday
will peak in the upper 70s across northeast Indiana, increasing
southwest to the mid 80s in Missouri.

National Ag. Weather Outlook, International Ag. Weather Summary
Current Surface Map, [2nd Source TWC]

Click here for UKAWC Point Agricultural, Lawn & Garden Forecast/Outlook in case of corrupt tables.
Regional Hourly Observations For MCLEAN County
Issued at 600 PM CDT THU MAR 28 2024

CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        PTSUNNY   57  33  40 W18       30.02S TC  14           
BLOOMINGTON    PTSUNNY   57  34  41 W21       30.03S TC  14           
DECATUR        MOSUNNY   61  31  32 W15G28    30.04S TC  16           
PEORIA         LGT RAIN  57  36  45 NW7       30.01F TC  14           
LACON*         PTSUNNY   54  35  47 NW5       30.02S TC  12           
LINCOLN*       PTSUNNY   61  35  36 NW7       30.02F TC  16           
SPRINGFIELD    PTSUNNY   61  33  35 SW13      30.03S TC  16           
TAYLORVILLE    PTSUNNY   59  34  38 MISG      30.05S TC  15           

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


Current Agricultural Weather Conditions in Illinois
Based on observations at 600pm CDT, Thursday March 28, 2024

Across Illinois...temperatures are near 49 degrees north and near 63 degrees south. Current sky conditions are mostly sunny north and sunny south. In the north, relative humidity is near 46%, and the dew point is near 29 degrees. In the south, relative humidity is near 31%, and the dew point is near 32 degrees. Winds are from the west at 12 mph with gusts at 21 mph north, where conditions are not favorable for spraying due to strong winds. Winds are unavailable central. Winds are from the west at 12 mph south, where conditions are favorable for spraying. Based on current available observations, the highest temperature is 310/ degrees at Northerly Island. The lowest temperature is 47 degrees at Waukegan.


Current NOWCAST not available:
Nowcasts are not issued routinely during fair weather. Only when
precipitation or other significant weather is occuring in this county will these
forecasts be issued. Currently, there is no short term forecast in effect.

US Radar, All NWS Radars (In near-real time),Livestock Heat Stress Index (LSI), Wind Chill Map
Hazardous Weather Outlook For MCLEAN County,IL

311 PM CDT Thu Mar 28 2024

 DAY ONE  Tonight.

No hazardous weather is expected at this time.

 DAYS TWO THROUGH SEVEN  Friday through Wednesday.

Occasional thunderstorms are possible Friday night through Tuesday.
While a strong storm or two can't be ruled out Friday night, there 
is a better chance for severe thunderstorms on Sunday and especially 
Monday, with damaging winds, large hail, and tornadoes all possible.

There is a 20 to 50 percent chance of freezing temperatures Tuesday 
night and Wednesday night that could damage sensitive early season 
vegetation.

 SPOTTER INFORMATION STATEMENT  

Spotter activation is not anticipated tonight.

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For MCLEAN County, IL
436 PM CDT Thu Mar 28 2024

TONIGHT
Mostly cloudy with a chance of sprinkles. Not as cool with lows in the upper 30s. West winds 10 to 15 mph, becoming east around 5 mph after midnight.

FRIDAY
Partly sunny. Highs in the upper 60s. South winds 10 to 15 mph.

FRIDAY NIGHT
Showers likely with a chance of thunderstorms. Breezy and not as cool with lows in the lower 50s. South winds 15 to 25 mph. Chance of rain 70 percent.

SATURDAY
Partly sunny. Highs in the upper 60s. West winds 15 to 20 mph with gusts up to 30 mph.

SATURDAY NIGHT
Mostly cloudy. A chance of showers after midnight. Cooler with lows in the lower 40s. North winds 5 to 10 mph, becoming northeast after midnight. Chance of rain 30 percent.

SUNDAY
Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of rain 70 percent.

SUNDAY NIGHT AND MONDAY
Showers with a chance of thunderstorms. Lows in the upper 40s. Highs in the lower 60s. Chance of rain 90 percent.

MONDAY NIGHT
A chance of thunderstorms. Showers likely, mainly in the evening. Lows in the lower 40s. Chance of rain 70 percent.

TUESDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers in the morning. Highs in the mid 50s. Chance of rain 50 percent.

TUESDAY NIGHT AND WEDNESDAY
Partly cloudy. Lows in the lower 30s. Highs in the lower 50s.

WEDNESDAY NIGHT AND THURSDAY
Mostly clear. Lows in the lower 30s. Highs in the upper 50s.

12-48 Hr Surface, 12-48 Hr ETA 500mb/Sfc, TWC Forecast, Fire Danger, Day 1 Precip, Day 2 Precip, Days 1-5 Precip
NGM 60 Hr Forecast Meteograms : Springfield , Peoria , Quad City , Chicago (O'Hare) , Rockford , Severe Weather Pot.-Day 1, Day 2


Medium & Long Range Outlook For Illinois
                             ILLINOIS                                                                     
                 ---------------------------------------------
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
                 APR 3-APR 7 APR 5-APR 11    JUN       JUN-AUG                      
                 -----------  -----------  --------  ---------
   Temperature:      Above        Above      Above     Normal                      
 Precipitation:      Below        Above     Normal     Normal                      

....  Medium and long range outlooks provided by NCEP/K. Thomas Priddy
5 Day Rainfall Forecast, 6 to 10 Day , 8 to 14 Day , Text, 30-Day Outook, 90-Day Outook, 120-Day Outlook
MRF 10-Day Forecast Meteograms : Springfield , Peoria , Quad City , Chicago (O'Hare) , Rockford

Almanac Information

Thursday March 28, 2024 the 88th Day of Year

---------------------------------------------------
SUN
Declination 3.590000
Distance 0.999721 AU
Rise 06:48 EDT Set 19:20 EDT
Transit Meridian 13:03 EDT
Civil Twilight Begins 06:22 EDT Ends 19:46 EDT

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


Historical Weather And Climate Facts For Today

MARCH 28TH
HISTORIC WEATHER EVENTS
...1917...
Thane Creek AK reported a snow cover of 190 inches. (The Weather Channel)
...1920...
The worst tornado disaster of record occurred in Chicago IL as a tornado
killed 28 persons and caused three million dollars damage. (David Ludlum)
...1997...
Ten tornadoes tore across the area, affecting the Kentucky counties of 
Adair, Metcalfe, Casey, Green, Larue, Marion, Hardin, Hart, Nelson, and 
Russell; and the Indiana counties of Scott and Jefferson. Two of the 
twisters produced F3 damage. A 28-year-old woman was killed in Metcalfe 
County as she was thrown from her destroyed mobile home. A 40-year-old man 
was killed when his house in Bonnieville (Hart County) was hit by one of 
the F3 tornadoes and blown off its foundation. This tornado injured many 
people when it caused several car accidents as it crossed Interstate 65.
(NWS Louisville)

Ag Weather Center, Department of Biosystems & Agricultural Engineering, University of Kentucky