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McLean County, IL Weather and Climate Synopsis

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36 Hr. Forecast Map
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Weather Summary Hourly Observations Nowcast Agricultural Weather Outlook
7 Day Forecast Medium & Long Range Outlook Almanac Historical Facts

US Weekly Rainfall Departure

US Weekly Temperature Departure
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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
314 PM CDT Sat Mar 24 2018

Snow continued to fall along and north of a line extending from 
Knox county through Vermilion county. Some locations have reported
snow totals in excess of 6 and 7 inches. Further south, rainfall
in excess of 1 inch has been measured throughout the day.

As the low pressure center of this system begins to shift through
the region, it will cool temperatures through the evening,
changing rain through central Illinois to snowfall. Locations in
southern Illinois will continue to receive rain. Once the system
moves out of the area overnight, re-freeze on roadways will be
possible as surfaces will remain wet. Drier weather and forecasted
sunshine will return Sunday, but another system arrives Monday
bringing more rainfall to the region during the first half of the

Lows tonight, will range from the lower 20s in eastern Iowa and 
northwest Illinois, to upper 30s in southeast Missouri. Highs
Sunday will only reach the upper 30s where snow fell Saturday,
while northeastern Illinois will be in the low 40s and southern
Illinois will reach the upper 40s.

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 400 PM CDT SAT MAR 24 2018

PONTIAC        SNOW      31  30  99 E20       30.10S VSB 1/2 WCI  18  
BLOOMINGTON    LGT SNOW  30  28  93 E31       30.04F FOG     WCI  15  
DECATUR        CLOUDY    33  33 100 E25       29.96R WCI  20          
PEORIA         LGT SNOW  31  28  89 E25G35    30.05R FOG     WCI  17  
LACON*         SNOW      30  29  97 E12G22    30.10R VSB 1/4 WCI  20  
LINCOLN*       CLOUDY    33  32  97 E25G35    29.99R WCI  19          
SPRINGFIELD    LGT RAIN  35  33  92 E22G35    29.94S FOG     WCI  23  
TAYLORVILLE    LGT RAIN  35  33  95 E26       29.92S WCI  22          

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 400pm CDT, Saturday March 24, 2018

Across Illinois...temperatures are near 37 degrees north, near 33 degrees central, and near 41 degrees south. Current sky conditions are cloudy north, cloudy central, and light rain south. In the north, relative humidity is near 46%, and the dew point is near 18 degrees. In the central part of the state, relative humidity is near 100%, and the dew point is near 33 degrees. In the south, relative humidity is near 96%, and the dew point is near 40 degrees. Winds are from the northeast at 21 mph with gusts at 33 mph north, where conditions are not favorable for spraying due to strong winds. The wind chill is near 26 degrees north. Winds are from the east at 25 mph central, where conditions are not favorable for spraying due to strong winds. The wind chill is near 20 degrees central. Winds are from the northeast at 18 mph with gusts at 24 mph south, where conditions are not favorable for spraying due to strong winds and light rain. Based on current available observations, the highest temperature is 54 degrees at Metropolis. The lowest temperature is 30 degrees at Lacon, Danville, and Bloomington.

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

351 PM CDT Sat Mar 24 2018


This Hazardous Weather Outlook is for portions of central
Illinois, east central Illinois and west central Illinois.


Periods of snow and sleet will continue into this evening. The 
snow may be heavy at times with additional accumulations of 1 to 3
inches this evening over much of the area. Storm totals will
locally exceed 7 inches. East winds will gust up to 40 mph at 
times this evening and coupled with the areas of heavy snow, very
difficult travel conditions will occur along and north of the 
Interstate 74 corridor. The snow should move out of the area by 


Isolated thunderstorms will be possible from Monday through Wednesday.


Spotter activation is not anticipated through tonight, although 
reports of snow accumulations would be appreciated.

NWS Severe Weather Map , Convective Outlook

7-Day Forecast For MCLEAN County, IL
341 PM CDT Sat Mar 24 2018


Mostly cloudy. Snow showers, possibly mixed with freezing rain and rain showers in the evening, then slight chance of light freezing rain after midnight. Snow accumulation up to 1 inch. Total snow accumulation up to 4 inches. Little or no ice accumulation. Lows in the lower 20s. East winds 10 to 20 mph with gusts to around 35 mph. Chance of precipitation 90 percent.

Sunny. Highs in the upper 30s. East winds 10 to 15 mph with gusts to around 30 mph.

Mostly clear. Lows in the upper 20s. East winds 10 to 15 mph.

Not as cool. Partly sunny in the morning, then cloudy with rain showers likely in the afternoon. Highs in the upper 40s. Southeast winds 10 to 15 mph. Chance of showers 70 percent.

Not as cool. Rain showers. Lows in the mid 40s. Southeast winds 15 to 20 mph with gusts to around 30 mph. Chance of showers 90 percent.

Rain showers. Highs in the upper 50s. Chance of showers near 100 percent.

Cloudy with a 50 percent chance of rain showers. Lows in the lower 40s.

Partly sunny. Highs in the mid 50s.

Partly cloudy. Lows in the mid 30s. Highs in the mid 50s.

Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower 30s.

Partly cloudy. Highs in the upper 40s. Lows in the upper 20s.

Partly sunny with a 30 percent chance of rain showers. Highs in the mid 40s.

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
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
                MAR 30-APR 3  APR 1-APR 7    MAR       MAR-MAY                      
                 -----------  -----------  --------  ---------
   Temperature:      Below        Below      Below     Normal                      
 Precipitation:      Above        Above     Normal      Above                      

....  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

Saturday March 24, 2018 the 83th Day of Year

Declination 1.810000
Distance 0.999721 AU
Rise 06:55 EDT Set 19:16 EDT
Transit Meridian 13:05 EDT
Civil Twilight Begins 06:29 EDT Ends 19:42 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

...1910...Louisville's warmest March temperature: 88 degrees. 
(NWS Louisville)

...1912...Residents of Kansas City began to dig out from a 
storm produced 25 inches of snow in 24 hours. The snowfall 
total was nearly twice that of any other storm of modern 
record in Kansas City before or since that time. A record 40 
inches of snow fell during the month of March that year, and 
the total for the winter season of 67 inches was also a 
record. By late February of that year Kansas City had 
received just six inches of snow. Olathe KS received 37 
inches of snow in the snowstorm, establishing a single storm 
record for the state of Kansas. (23rd-24th) (The Kansas City 
Weather Almanac) (The Weather Channel)

...1921...Near Stamping Ground (Scott County, Ky) a tornado 
(unofficially F2) killed horses and cattle as it destroyed 
several barns. A stronger tornado (unofficially F3) destroyed 
two homes near Kirksville (Madison County), blowing one of 
the homes' rugs a mile away.  (NWS Louisville)

...1929...Louisville's warmest March temperature: 88 
degrees. Also Bowling Green's warmest March temperature: 92 
degrees.  (NWS Louisville)

...1937...A powerful tornado (unofficially F4) moved 
from extreme eastern Fayette County, Ky to Winchester (Clark 
County KY), where most of the destruction and the five 
fatalities probably occurred.  (NWS Louisville)

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