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Cumberland 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
1055 AM CST Sun Feb 18 2018

Clouds have shifted back over the northern half of Illinois late
morning, providing partly cloudy skies. Sunshine continued to
reign in the southern half of the state. Temperatures late morning
were climbing through the 30s.

Dry weather will continue this afternoon, before another storm 
system pushes into the region from the southwest tonight. This 
slow moving system will bring heavy, widespread rain to the 
Midwest through Tuesday. Temperatures however, will be very warm, 
for this time of year, with many locations reaching the 60s and 
70s for Monday and Tuesday.

Highs today will range from the lower 40s in northeast Illinois, 
to the lower 60s in central Illinois. Lows overnight will be very
mild, with forecasts ranging from the mid 30s to mid 50s across 
the Midwest, from north to south respectively.

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

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Regional Hourly Observations For CUMBERLAND County
Issued at 1200 PM CST SUN FEB 18 2018

MATTOON        FAIR      42  31  64 S13       30.22F                  

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 CST, Sunday February 18, 2018

Across Illinois...temperatures are near 28 degrees north and near 46 degrees central. Current sky conditions are cloudy north and fair central. In the north, relative humidity is near 86%, and the dew point is near 25 degrees. In the central part of the state, relative humidity is near 62%, and the dew point is near 34 degrees. There is patchy fog north. Winds are from the south at 21 mph north, where conditions are not favorable for spraying due to strong winds. The wind chill is near 15 degrees north. Winds are from the south at 21 mph with gusts at 26 mph central, where conditions are not favorable for spraying due to strong winds. Winds are unavailable south. The livestock cold stress index is in the no stress category north, no stress category central, and unavailable category south. Based on current available observations, the highest temperature is 46 degrees at Springfield, Decatur, and Alton. The lowest temperature is 28 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 CUMBERLAND County,IL

1036 AM CST Sun Feb 18 2018


Isolated thunderstorms will be possible late tonight. No severe
weather is expected. 


Showers will be likely with a chance for thunderstorms Monday 
into Tuesday. Any thunderstorms that develop during this time 
frame are not expected to be severe. The heaviest rainfall should 
fall Tuesday into Tuesday night. Current indications suggest 2 to 
2.5 inches of rainfall is likely, although this is subject to 
change. Significant rises and/or flooding is expected to occur on 
area rivers by midweek as a result of this rainfall. 

As a cold front moves through the area Tuesday night and early
Wednesday, the rain may briefly change to a wintry mix west of
I-57. East of I-57, the precipitation should remain rain.


Spotter activation will not be needed through tonight.

NWS Severe Weather Map , Convective Outlook

7-Day Forecast For CUMBERLAND County, IL
939 AM CST Sun Feb 18 2018

Not as cool. Mostly sunny. Highs in the upper 40s. South winds 5 to 15 mph with gusts to around 25 mph.

Not as cool. Partly cloudy in the evening, then cloudy with showers and isolated thunderstorms after midnight. Lows in the lower 40s. Temperatures rising into the lower 50s after midnight. South winds 10 to 15 mph with gusts to around 25 mph. Chance of precipitation 90 percent.

Warmer, cloudy. Showers and isolated thunderstorms in the morning, then chance of showers and isolated thunderstorms in the afternoon. Highs in the mid 60s. South winds 15 to 20 mph with gusts to around 35 mph. Chance of precipitation 90 percent.

Cloudy with showers likely and scattered thunderstorms. Lows around 60. South winds around 15 mph with gusts to around 30 mph. Chance of precipitation 70 percent.

Showers likely and scattered thunderstorms. Highs in the lower 70s. South winds 15 to 20 mph with gusts to around 35 mph. Chance of precipitation 70 percent.

Much colder. Rain. Lows in the upper 30s. Chance of rain 90 percent.

Much colder. Cloudy with a 50 percent chance of rain. Near steady temperature around 40.

Mostly cloudy with a 40 percent chance of rain and snow. Lows in the lower 30s.

Mostly cloudy. Highs in the mid 40s. Lows in the mid 30s.

Rain likely. Highs in the lower 50s. Chance of rain 60 percent.

Rain. Lows in the lower 40s. Chance of rain 80 percent.

Mostly cloudy with a 40 percent chance of rain. 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
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
                   FEB 23-27 FEB 25-MAR 3    FEB       FEB-APR                      
                 -----------  -----------  --------  ---------
   Temperature:      Above        Above     Normal      Below                      
 Precipitation:      Above        Above      Above      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

Sunday February 18, 2018 the 49th Day of Year

Declination -11.270000
Distance 0.999723 AU
Rise 07:47 EST Set 18:39 EST
Transit Meridian 13:12 EST
Civil Twilight Begins 07:20 EST Ends 19:06 EST

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

While much of the central and eastern U.S. was recovering from the most
severe cold wave of modern history, the temperature at San Francisco soared
to 80 degrees to establish a record for month of February. (David Ludlum)
Some of the higher elevations of California were in the midst of a five day
storm which produced 189 inches of snow, a single storm record for North
America. (13th-19th) (David Ludlum)
A small but intense low pressure system combined with northerly upslope
winds to produce eight inches of snow in five hours at Meeteetsie WY,
located southeast of Cody. (The National Weather Summary) (Storm Data)
Thunderstorms soaked the Central Gulf Coast Region with heavy rain. Totals
in southern Louisiana ranged up to 8.50 inches near the town of Ridge, with
6.55 inches at Plaguemine. Thunderstorms in northern Florida drenched
Apalachicola with 5.41 inches of rain in 24 hours, and produced wind gusts
to 75 mph at Mayo. (The National Weather Summary) (Storm Data)
Low pressure off the coast of North Carolina brought freezing rain and
heavy snow to Virginia and the Carolinas. Snowfall totals in Virginia
ranged up to 18 inches at Franklin. Freezing rain reached a thickness of
two inches around Charlotte NC. (The National Weather Summary) (Storm Data)
An intense but slow moving Pacific storm worked its way across Utah over a
two day period. The storm blanketed the valleys with 4 to 12 inches of
snow, and produced up to 42 inches of snow in the mountains. Heavy snow
also fell across northern Arizona. Williams received 22 inches of snow, and
12 inches was reported along the south rim of the Grand Canyon. (The
National Weather Summary) (Storm Data)

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