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Madison 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
704 PM CDT Wed Mar 21 2018

High pressure built into the central U.S. on Wednesday, providing
sunny skies and cool air to central and southeast Illinois. High
temperatures reached the middle to upper 40s.

A fast moving disturbance will track southeast from Iowa into
southern Illinois on Thursday, bringing a chance for scattered
rain showers. A larger storm system will begin to impact the
Midwest on Friday, and linger into Saturday. Strong low pressure
will spread rain and snow across the region. Several inches of
snow accumulation is possible from northeast Iowa, southeast into
portions of northern Illinois, and Indiana, for Friday night and 
Saturday. Farther south, rain totals in excess of one inch are 
possible, for central and southern Illinois.

Low temperatures tonight will drop into the mid 20s to mid 30s
across the Midwest. Highs on Thursday will range from the mid 40s
in northern Indiana, to the lower 60s in central 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 MADISON County
Issued at 1100 PM CDT WED MAR 21 2018

ALTON          CLEAR     31  22  68 CALM      30.26R                  
BELLEVILLE     CLEAR     35  27  73 CALM      30.25R                  
CAHOKIA*       CLEAR     36  27  69 CALM      30.26R                  
SPARTA*        CLEAR     38  31  76 CALM      30.27R                  

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 1100pm CDT, Wednesday March 21, 2018

Across Illinois...temperatures are near 30 degrees north, near 36 degrees central, and near 27 degrees south. Current sky conditions are fair north, fair central, and fair south. In the north, relative humidity is near 60%, and the dew point is near 18 degrees. In the central part of the state, relative humidity is near 52%, and the dew point is near 20 degrees. In the south, relative humidity is near 89%, and the dew point is near 24 degrees. Winds are from the southeast at 7 mph north, where conditions are favorable for spraying. The wind chill is near 23 degrees north. Winds are from the northwest at 3 mph central, where conditions are favorable for spraying. Winds are calm south, where conditions are favorable for spraying. Based on current available observations, the highest temperature is 38 degrees at Sparta. The lowest temperature is 25 degrees at Waukegan, Rochelle, and Pontiac.

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 MADISON County,IL

306 PM CDT Wed Mar 21 2018

 DAY ONE  Tonight

No hazardous weather is expected at this time.

 DAYS TWO THROUGH SEVEN  Thursday through Tuesday

There is a slight chance of thunderstorms Friday night and 
Saturday morning. There is also a slight chance of thunderstorms 
late Sunday night through Monday evening. 


Spotter activation is not anticipated tonight.

NWS Severe Weather Map , Convective Outlook

7-Day Forecast For MADISON County, IL
836 PM CDT Wed Mar 21 2018

Clear. Low around 30. Light wind.

Partly sunny in the morning, then cloudy with scattered rain showers in the afternoon. High around 50. Light wind.

Mostly cloudy with a 30 percent chance of rain showers. Low around 40. Light wind.

Cloudy. Slight chance of rain showers in the morning, then rain showers likely in the afternoon. High in the lower 50s. Temperature steady or slowly falling in the afternoon. Southeast wind 10 to 15 mph. Gusts up to 25 mph in the afternoon. Chance of rain 70 percent.

Showers. Low in the mid 40s. Temperature steady or slowly rising after midnight. Southeast wind 10 to 15 mph with gusts to around 25 mph. Chance of rain 90 percent.

Showers likely and slight chance of thunderstorms in the morning, then showers likely in the afternoon. High in the lower 50s. Temperature falling into the 40s in the afternoon. Chance of rain 70 percent.

Colder. Mostly cloudy. A 20 percent chance of rain showers in the evening. Low in the lower 30s.

Partly sunny. High in the lower 50s.

Mostly cloudy. Low around 40.

Mostly cloudy with a 20 percent chance of showers. High around 60.

Warmer, showers. Low around 50. Chance of rain 80 percent.

Showers likely. High around 60. Chance of rain 60 percent.

Showers likely. Low in the upper 40s. Chance of rain 60 percent.

Mostly cloudy with a 30 percent chance of showers. High 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
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
               MAR 27-MAR 31 MAR 29-APR 4    MAR       MAR-MAY                      
                 -----------  -----------  --------  ---------
   Temperature:      Above        Below      Below     Normal                      
 Precipitation:      Above       Normal     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

Thursday March 22, 2018 the 81th Day of Year

Declination 1.020000
Distance 0.999721 AU
Rise 06:58 EDT Set 19:14 EDT
Transit Meridian 13:05 EDT
Civil Twilight Begins 06:32 EDT Ends 19:40 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

A spectactular display of the Northern Lights was visible as far south as
Bradenton FL, El Paso TX, and Fresno CA. At Detroit MI, the display was
described "so brilliant as to blot out all stars below first magnitude".
(22nd-23rd) (The Weather Channel)
A great flood crested on rivers from Ohio to Maine. The flood claimed 107
lives and caused 270 million dollars property damage. (David Ludlum)
Six to ten inch rains caused the Chicago River to overflow its banks. (The
Weather Channel)

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