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Warren 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
838 PM CDT Thu Jul 19 2018

Sunshine mixed with clouds was seen through the evening across
central Illinois. Some developing storms to the west were
approaching the area late Thursday night, ahead of a cold front.
Temperatures around the region were in the 70s after sunset.

Showers and thunderstorms will be possible overnight as a cold
front slides through the region. Some locations could remain dry
due to the loss of daytime heating. The wet weather chance will
remain into Friday morning, as the low pressure slides into the
Ohio Valley region. Once there, the low will stall out for the
weekend, leaving the Midwest with the chance for additional
precipitation. Temperatures behind the front will be in the upper
70s and low 80s, while humidity values will once again decrease.

Overnight low temperatures, will range from near 60 degrees across
northern Wisconsin, to the middle 70s across southwest Missouri.
Highs Friday will range from the 70s in northern Illinois, while
ahead of the front in southern Illinois, it will be in the low
90s.

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

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Regional Hourly Observations For WARREN County
Issued at 400 AM CDT FRI JUL 20 2018

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


Current Agricultural Weather Conditions in Illinois
Based on observations at 400am CDT, Friday July 20, 2018

Across Illinois...temperatures are near 68 degrees north. Current sky condition is thunderstorms north. In the north, relative humidity is near 93%, and the dew point is near 66 degrees. The livestock heat stress category is no stress north, unavailable central, and unavailable south. There is patchy fog north. Winds are from the southwest at 12 mph north, where conditions are not favorable for spraying due to thunderstorms. Winds are unavailable central. Winds are unavailable south. Based on current available observations, the highest temperature is 200/ degrees at Northerly Island. The lowest temperature is 68 degrees at Rockford.


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 WARREN County,IL

358 AM CDT Fri Jul 20 2018

 DAY ONE  TODAY AND TONIGHT

Isolated thunderstorms are expected today into this evening, 
mainly along and north of Interstate 80. The main threats are 
lightning and brief heavy downpours.

 DAYS TWO THROUGH SEVEN  SATURDAY THROUGH THURSDAY

Isolated thunderstorms are possible Saturday and Sunday during 
the afternoon and evening, mainly in the counties along and east 
of the Mississippi River. The areal coverage of storms will be
low. Lightning is the primary risk.

 SPOTTER INFORMATION STATEMENT  

Spotter activation will not be needed today or tonight.

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For WARREN County, IL
327 AM CDT Fri Jul 20 2018

EARLY THIS MORNING
Mostly cloudy. Southwest wind 10 to 15 mph.

TODAY
Breezy. Mostly cloudy. Scattered showers and isolated thunderstorms in the late morning and afternoon. High around 80. West wind 10 to 15 mph increasing to 15 to 25 mph in the afternoon. Gusts up to 30 mph. Chance of rain 30 percent.

TONIGHT
Partly cloudy. Low in the mid 60s. Northwest wind 10 to 15 mph. Gusts up to 25 mph in the evening.

SATURDAY
Mostly cloudy. A 20 percent chance of showers and thunderstorms in the afternoon. High in the lower 80s. Northwest wind 10 to 20 mph with gusts to around 25 mph.

SATURDAY NIGHT
Mostly cloudy in the evening then becoming partly cloudy. Low in the mid 60s. Northwest wind 10 to 15 mph.

SUNDAY
Partly sunny. High around 80. North wind 10 to 15 mph.

SUNDAY NIGHT THROUGH WEDNESDAY
Mostly clear. Low in the mid 60s. High in the mid 80s.

WEDNESDAY NIGHT AND THURSDAY
Partly cloudy. Low in the lower 60s. High in the lower 80s.

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 
                   JUL 25-29 JUL 27-AUG 2    JUL       JUL-SEP                      
                 -----------  -----------  --------  ---------
   Temperature:      Below        Below      Above      Above                      
 Precipitation:      Below       Normal     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 July 20, 2018 the 201th Day of Year

---------------------------------------------------
SUN
Declination 20.470000
Distance 0.999716 AU
Rise 06:48 EDT Set 21:23 EDT
Transit Meridian 14:05 EDT
Civil Twilight Begins 06:18 EDT Ends 21:53 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

////////////////////////
JULY 20TH...HISTORIC WEATHER EVENTS
...1930...
The temperature at Washington D.C. soared to an all-time record of 106
degrees. The next day Millsboro reached 110 degrees to set a record for the
state of Delaware. July 1930 was one of the hottest and driest summers in
the U.S., particularly in the Missouri Valley where severe drought
conditions developed. Toward the end of the month state records were set
for Kentucky with 114 degrees, and Mississippi with 115 degrees. (David
Ludlum)
...1934...
The temperature at Keokuk IA soared to 118 degrees to establish a state
record. (The Weather Channel)
...1953...
Twenty-two inches of hail reportedly fell northeast of Dickinson ND. (The
Weather Channel)
...1986...
The temperature at Charleston SC hit 104 degrees for the second day in a
row to tie their all-time record high. (The Weather Channel)
...1987...
Thunderstorms produced severe weather across Minnesota, Wisconsin and
Michigan. Thunderstorms produced wind gusts to 87 mph at Mosinee WI, and
strong thunderstorm winds capsized twenty-six boats on Grand Traverse Bay
drowning two women. Thunderstorms produced nine inches of rain at Shakopee
MN, with 7.83 inches reported in six hours at Chaska MN. Thunderstorms in
north central Nebraska produced hail as large as golf balls in southwestern
Cherry County, which accumulated to a depth of 12 inches. (The National
Weather Summary) (Storm Data)
...1988...
The temperature at Redding CA soared to an all-time record high of 118
degrees. Showers and thunderstorms produced much needed rains from New
England to southern Texas. Salem IN was deluged with 7.2 inches of rain
resulting in flash flooding. (The National Weather Summary)
...1989...
Showers and thunderstorms in the Middle Atlantic Coast Region soaked
Wilmington DE with 2.28 inches of rain, pushing their total for the period
May through July past the previous record of 22.43 inches. Heavy rain over
that three month period virtually wiped out a 16.82 inch deficit which had
been building since drought conditions began in 1985. Thunderstorms in
central Indiana deluged Lebanon with 6.50 inches of rain in twelve hours,
and thunderstorms over Florida produced wind gusts to 84 mph at Flagler
Beach. (The National Weather Summary) (Storm Data)

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