Boone County Weather and Climate Synopsis



Click on button above to view IL Watches/Warnings/Special Wx Statements. Boone County, IL Weather and Climate Synopsis To access other UK Agricultural Weather Center Pages use the pull-down menu below.

(Click image to zoom) or Click Here

36 Hr. Forecast Map
All Radar images NOAA/UKAWC
Satellite images from NOAA

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

Also see:
Satellite Images of the Day All NWS Radars NWS Watch/Warning Maps UKAWC Regional Degree Day Maps 7-Day Dep. from Normal Rainfall Map 7-Day Dep. from Normal Temp. Map	Desktop Severe Weather Info US Weather at a Glance Learning About Weather State Crop/Weather Reports Crop Moisture Index (JAWF) Palmer Drought Index(NOAA) State Climatology Office

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 BOONE County
Issued at 1200 PM CDT FRI APR 26 2024

NORTH CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ROCKFORD LGT RAIN 56 36 47 SE15G24 30.03S TC 13 FREEPORT* CLOUDY 52 40 62 SE18G24 30.01S TC 11 ROCHELLE* RAIN 50 38 62 SE15 30.04R TC 10 DE KALB* PTSUNNY 53 33 45 SE18 30.04S TC 12 PERU* HVY RAIN 49 43 79 SE13 30.01F TC 9

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 1200pm CDT, Friday April 26, 2024

Across Illinois...temperatures are near 56 degrees north, near 53 degrees central, and near 67 degrees south. Current sky conditions are light rain north, light rain central, and fair south. In the north, relative humidity is near 47%, and the dew point is near 36 degrees. In the central part of the state, relative humidity is near 86%, and the dew point is near 49 degrees. In the south, relative humidity is near 65%, and the dew point is near 55 degrees. Winds are from the southeast at 15 mph with gusts at 24 mph north, where conditions are not favorable for spraying due to strong winds and light rain. Winds are from the east at 14 mph central, where conditions are not favorable for spraying due to strong winds and light rain. Winds are from the south at 13 mph with gusts at 23 mph south, where conditions are not favorable for spraying due to strong winds. Based on current available observations, the highest temperature is 100/ degrees at Northerly Island. The lowest temperature is 45 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 BOONE County,IL
1136 AM CDT Fri Apr 26 2024 /1236 PM EDT Fri Apr 26 2024/ DAY ONE Today and Tonight. Weather hazards expected Limited Thunderstorm Risk...with an associated: Limited Hail Risk...up to Quarter size. Limited Damaging Wind Risk...up to 60 mph. Limited Flooding Risk. DISCUSSION Strong to marginally severe storms may persist into portions of the area late tonight, mainly west of a Rockford to Kankakee, IL line. DAYS TWO THROUGH SEVEN Saturday through Thursday. Saturday Limited Severe Thunderstorm Risk. Limited Flooding Risk. Sunday Limited Severe Thunderstorm Risk. Monday through Thursday Limited Thunderstorm Risk. DISCUSSION Multiple rounds of showers and thunderstorms are expected over the weekend, some of which could be severe late Saturday and again Sunday night. SPOTTER INFORMATION STATEMENT Spotter activation will not be necessary through tonight. GENERAL STORM MOTION OF THE DAY: Moving toward the northeast at 45 mph.
NWS Severe Weather Map , Convective Outlook

7-Day Forecast For BOONE County, IL
854 AM CDT Fri Apr 26 2024 REST OF TODAY
Mostly cloudy. A slight chance of thunderstorms in the morning, then showers and a slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Southeast winds 10 to 20 mph with gusts up to 30 mph. Chance of precipitation 90 percent.
TONIGHT
Cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Turning warmer and more humid with lows in the mid 50s. South winds 10 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent.
SATURDAY
Mostly cloudy. A slight chance of thunderstorms in the afternoon. Highs around 80. Southwest winds 10 to 20 mph with gusts up to 35 mph. Chance of precipitation 20 percent.
SATURDAY NIGHT
Mostly cloudy. A chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Unseasonably mild. Lows in the lower 60s. South winds 10 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent.
SUNDAY
Showers with a chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. South winds 10 to 20 mph with gusts up to 35 mph. Chance of precipitation 80 percent.
SUNDAY NIGHT
Showers with a chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 90 percent.
MONDAY
Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 60 percent.
MONDAY NIGHT
Partly cloudy. A slight chance of thunderstorms in the evening. Lows around 50. Chance of precipitation 20 percent.
TUESDAY
Mostly sunny. Highs in the mid 70s.
TUESDAY NIGHT
Partly cloudy with a 30 percent chance of thunderstorms. Lows in the mid 50s.
WEDNESDAY
Mostly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of precipitation 40 percent.
WEDNESDAY NIGHT
Partly cloudy with a chance of showers in the evening, then mostly cloudy with a chance of thunderstorms after midnight. Lows in the lower 50s. Chance of precipitation 40 percent.
THURSDAY
Partly cloudy. A chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 30 percent.
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 MAY 1-MAY 5 MAY 3-MAY 9 JUN JUN-AUG ----------- ----------- -------- --------- Temperature: Above Above Precipitation: 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
Friday April 26, 2024 the 117th Day of Year --------------------------------------------------- SUN Declination 14.010000 Distance 0.999718 AU Rise 07:04 EDT Set 20:50 EDT Transit Meridian 13:56 EDT Civil Twilight Begins 06:37 EDT Ends 21:17 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

APRIL 26TH HISTORIC WEATHER EVENTS ...1834... Killer frosts were reported in the Deep South. The frost was quite severe around Huntsville AL, and highlighted a backward spring in the South that year. (David Ludlum) ...1978... An unusually strong occluded front swept out of the Gulf of Alaska and produced the first April thunderstorm of record at Fairbanks. Pea size hail fell northeast of Fairbanks from thunderstorms whose tops were less than 8000 feet. (The Weather Channel) ...1984... Severe thunderstorms associated with an intense cyclone spawned a total of forty-seven tornadoes in two days from Louisiana to Upper Michigan. The tornadoes killed 16 persons and injured 259 others. (Storm Data)

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