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LaSalle County, IL Weather and Climate Synopsis

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US Weekly Rainfall 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
326 PM CDT Thu Oct 19 2017

Sunny skies, mild temperatures, and light southerly winds 
prevailed across central and southeast Illinois this afternoon. 
Temperatures around the area at 3 PM, were in the mid 70s to low 
80s.

Southerly flow will continue across the Midwest through Saturday,
and produce a few more days of above normal temperatures. Dry 
weather will persist into the start of the weekend. By Saturday 
afternoon and evening, a cold front pushing east towards the 
Mississippi River Valley, will begin to spread showers and 
thunderstorms into the area.

Low temperatures overnight, will drop into the mid 40s to mid 50s
across the Midwest, while highs on Friday will reach the mid 70s 
to low 80s.

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 LASALLE County
Issued at 400 PM CDT THU OCT 19 2017

NORTHEAST ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTSUNNY   67  24  19 E10       30.16S                  
CHICAGO-MIDWAY PTSUNNY   67  23  19 E6        30.17S                  
AURORA         SUNNY     71  30  21 SE5       30.16S                  
LANSING*       SUNNY     66  32  28 E5        30.18S                  
JOLIET*        SUNNY     72  33  23 CALM      30.16F                  
WAUKEGAN       MOSUNNY   62  26  25 SE8       30.16S                  
DUPAGE AIRPORT SUNNY     69  33  26 S5        30.16S                  
KANKAKEE*      SUNNY     73  40  31 CALM      30.16F                  
WHEELING       SUNNY     66  25  21 SE8       30.18R                  
MORRIS*        SUNNY     72  29  20 CALM      30.15F                  
ROMEOVILLE*    SUNNY     70  34  26 SE5       30.17S                  
NORTHERLY ISL    N/A     61  41  47 E5          N/A                   

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, Thursday October 19, 2017

Across Illinois...temperatures are near 71 degrees north, near 77 degrees central, and near 77 degrees south. Current sky conditions are partly sunny north, sunny central, and sunny south. In the north, relative humidity is near 22%, and the dew point is near 31 degrees. In the central part of the state, relative humidity is near 40%, and the dew point is near 51 degrees. In the south, relative humidity is near 40%, and the dew point is near 51 degrees. Winds are from the southeast at 5 mph north, where conditions are favorable for spraying. Winds are from the southwest at 9 mph central, where conditions are favorable for spraying. Winds are from the south at 8 mph south, where conditions are favorable for spraying. Based on current available observations, the highest temperature is 81 degrees at Salem, Galesburg, Centralia, and Belleville. The lowest temperature is 61 degrees at Northerly Island.


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 LASALLE County,IL

335 PM CDT Thu Oct 19 2017 /435 PM EDT Thu Oct 19 2017/

 DAY ONE  Tonight.

  No hazardous weather is expected at this time.

 DAYS TWO THROUGH SEVEN  Friday through Wednesday.

Saturday  
  Limited Thunderstorm Risk.

 SPOTTER INFORMATION STATEMENT  

Spotter activation will not be necessary through tonight.

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For LASALLE County, IL
252 PM CDT Thu Oct 19 2017

TONIGHT
Clear. Lows in the upper 40s. Southeast winds 5 to 10 mph.

FRIDAY
Sunny. Highs in the upper 70s. South winds 10 to 15 mph.

FRIDAY NIGHT
Partly cloudy. Lows in the mid 50s. South winds 10 to 15 mph.

SATURDAY
Partly sunny. Highs in the mid 70s. South winds 10 to 20 mph with gusts up to 30 mph.

SATURDAY NIGHT
Partly cloudy with slight chance of showers in the evening, then cloudy with showers and a chance of thunderstorms after midnight. Lows in the upper 50s. South winds 10 to 15 mph. Chance of precipitation 80 percent.

SUNDAY
Showers. Highs in the mid 60s. Chance of precipitation 80 percent.

SUNDAY NIGHT
Partly cloudy with a 30 percent chance of showers. Lows in the upper 40s.

MONDAY
Partly cloudy with a 30 percent chance of showers. Highs in the mid 60s.

MONDAY NIGHT
Partly cloudy with a 30 percent chance of showers. Lows in the upper 40s.

TUESDAY
Partly sunny with a 30 percent chance of showers. Highs in the mid 50s.

TUESDAY NIGHT
Partly cloudy with a 40 percent chance of showers. Lows around 40.

WEDNESDAY
Partly cloudy with a 30 percent chance of showers. Highs in the lower 50s.

WEDNESDAY NIGHT AND THURSDAY
Mostly clear. Lows around 40. Highs in the mid 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 
                   OCT 25-29 OCT 27-NOV 2    NOV       NOV-JAN                      
                 -----------  -----------  --------  ---------
   Temperature:      Below        Above     Normal      Above                      
 Precipitation:      Below        Below     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 October 19, 2017 the 292th Day of Year

---------------------------------------------------
SUN
Declination -10.410000
Distance 0.999721 AU
Rise 08:14 EDT Set 19:13 EDT
Transit Meridian 13:43 EDT
Civil Twilight Begins 07:48 EDT Ends 19:39 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

///////////////////////////
OCTOBER 19TH
HISTORIC WEATHER EVENTS
...1844...
The famous "Lower Great Lakes Storm" occurred. Southwesterly winds were at
hurricane force for five hours, driving lake waters into downtown Buffalo
NY. The storm drowned 200 persons. (David Ludlum)
...1961...
Rain changed to a record early season, heavy wet snow over the southern
mountains of West Virginia. Leaves were still on trees, resulting in the
worst forest disaster since the fires of 1952 and 953. One to two feet of
snow fell near Summersville and Richwood. (19th-20th) (The Weather Channel)
...1984...
Thunderstorms deluged the town of Odem TX (located 15 miles northwest of
Corpus Christi) with 25 inches of rain in just three and a half hours. Most
businesses in Odem were flooded, as were 1000 homes in nearby Sinton. (The
Weather Channel)
...1987...
A cold front brought rainshowers to parts of the central U.S., and ushered
cool Canadian air into the Great Plains Region. Daytime highs were only in
the 30s in North Dakota and eastern Montana. (The National Weather Summary)
...1988...
Thunderstorms produced high winds in eastern Colorado, with gusts to 63 mph
reported at La Junta. (Storm Data) (The National Weather Summary)
...1989...
Record breaking snows fell across northern and central Indiana. Totals
ranged up to 10.5 inches at Kokomo, and 9.3 inches was reported at
Indianapolis. The 8.8 inch total at South Bend was a record for the month
as a whole. Up to seven inches of snow fell in extreme southern Lower
Michigan, and up to six inches fell in southwestern Ohio. The heavy wet
snow downed many trees and power lines. Half the city of Cincinnati OH was
without electricity during the morning hours. Temperatures dipped below
freezing across much of the Great Plains Region. Twenty cities, including
fourteen in Texas, reported record low temperatures for the date. North
Platte NE reported a record low of 11 degrees. In Florida, four cities
reported record high temperatures for the date. The record high of 92
degrees at Miami also marked a record fourteen days of 90 degree weather in
October, and 116 such days for the year. (The National Weather Summary)


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