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Decatur County, IA Weather and Climate Synopsis

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Weather Summary Hourly Observations Nowcast Precision Ag., Lawn & Garden Guidance
7 Day Forecast Medium & Long Range Outlook Almanac Historical Facts

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 Iowa
National Weather Service Des Moines IA
554 PM CDT Mon Mar 19 2018

It was a quiet and mild day across Iowa. Skies in western Iowa were
partly cloudy, while the eastern half of the state remained mostly 
clear. Afternoon high temperatures were in the lower 50s across 
central and southern Iowa. Northern Iowa had afternoon high 
temperatures in the mid to upper 40s. Winds today have been east- 
northeasterly at 10 to 15 miles per hour. 

Iowa, northern Illinois, and Wisconsin were the clear spots this 
afternoon across the region with temperatures in the 50s. Missouri, 
Kansas, Nebraska, and the rest of the northern Plains however were 
mostly overcast with high temperatures in the 40s. Nebraska and Kansas
have seen off and on rain showers throughout this afternoon, while a
group of thunderstorms moved across eastern Missouri into southern

For rest of this evening, a few isolated snow showers are expected to
begin mainly for northwestern Iowa and portions of western Iowa along
the Missouri River Valley. The rest of the state should remain
relatively dry overnight, with low temperatures in the upper 20s to
lower 30s. Light snow activity overnight is forecast to pick up in
intensity Tuesday morning across northwestern Iowa, where 1 to 3
inches of accumulation is possible. By Tuesday afternoon,
precipitation will occur across most of the state. Afternoon
temperatures should be warm enough where most of the precipitation in
the afternoon is rain. High temperatures will be in the upper 30s to
lower 40s. As for the rest of the week, there will be a brief a period
of dry weather across Iowa, but multiple waves of energy will sweep
frontal boundaries through the area which will introduce changes in 
temperatures and introduce precipitation chances off and on through 

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

Precision Agriculture Weather Forecast For DECATUR County

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Regional Hourly Observations For DECATUR County
Issued at 100 AM CDT TUE MAR 20 2018

TOPEKA         CLOUDY    45  39  79 NW12G21   29.88S                  
6HR MIN TEMP:  45; 6HR MAX TEMP:  50;                                

MANHATTAN      LGT RAIN  41  38  89 NW9G18    29.95S                  
EMPORIA        CLOUDY    41  37  86 NW14      29.89F WCI  33          
CHANUTE        LGT RAIN  44  39  82 NW13      29.87S                  
WICHITA        CLOUDY    39  37  92 N20       29.96S WCI  29          
OMAHA          CLOUDY    40  35  83 N13       29.96S WCI  32          
LINCOLN        LGT RAIN  38  36  92 N17       29.99R WCI  28          
FALLS CITY     CLOUDY    44  37  76 N10       29.90S                  
LAMONI         PTCLDY    40  26  57 NE13      29.87S WCI  32          
DES MOINES     CLOUDY    42  28  57 E8        29.92S                  

Current Temperatures, Dewpoint, RH, Wind, Regional Obs, Surface 4-Panel

Current Agricultural Weather Conditions in Iowa
Based on observations at 1200am CDT, Tuesday March 20, 2018

Across Iowa...temperatures are near 37 degrees west, near 43 degrees central, and near 34 degrees east. Current sky conditions are cloudy west, cloudy central, and mostly cloudy east. In the west, relative humidity is near 85%, and the dew point is near 33 degrees. In the central part of the state, relative humidity is near 57%, and the dew point is near 29 degrees. In the east, relative humidity is near 59%, and the dew point is near 21 degrees. Winds are from the north at 12 mph west, where conditions are favorable for spraying. The wind chill is near 29 degrees west. Winds are from the northeast at 12 mph central, where conditions are favorable for spraying. Winds are from the northeast at 20 mph east, where conditions are not favorable for spraying due to strong winds. The wind chill is near 23 degrees east. Based on current available observations, the highest temperature is 43 degrees at Lamoni, Des Moines, and Clarinda. The lowest temperature is 30 degrees at Dubuque.

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), Current Livestock Heat Stress Index (LSI), Current Wind Chill Map
Hazardous Weather Outlook For DECATUR County,IA

310 PM CDT Mon Mar 19 2018

 DAY ONE  This afternoon and tonight

No hazardous weather is expected at this time. 

 DAYS TWO THROUGH SEVEN  Tuesday through Sunday

No hazardous weather is expected at this time. 


Spotter activation will not be needed at this time.

NWS Severe Weather Map , Convective Outlook

7-Day Forecast For DECATUR County, IA
1207 AM CDT Tue Mar 20 2018

Mostly cloudy. Low in the lower 30s. Northeast wind 5 to 10 mph.

Mostly cloudy. A slight chance of light rain and snow before noon. A chance of light rain in the afternoon. Colder. High in the lower 40s. North wind 5 to 10 mph. Chance of precipitation 30 percent.

Mostly cloudy. Low in the upper 20s. North wind 5 to 10 mph.

Mostly sunny. High in the upper 40s. Northwest wind around 5 mph.

Partly cloudy. Low in the lower 30s. East wind 5 to 10 mph.

Mostly cloudy. A 40 percent chance of light rain in the morning. High in the mid 50s.

Mostly cloudy. Low in the upper 30s.

Cloudy with a 50 percent chance of light rain. High in the mid 50s.

Cloudy. A chance of light rain through midnight, then light rain likely after midnight. Low around 40. Chance of rain 60 percent.

Mostly cloudy. Light rain likely in the morning, then a chance of light rain in the afternoon. High in the upper 40s. Chance of rain 60 percent.

Mostly cloudy. Low in the lower 30s.

Mostly cloudy. A 30 percent chance of light rain in the afternoon. High in the upper 40s.

Mostly cloudy. A chance of light rain through midnight, then a chance of light rain possibly mixed with snow after midnight. Low in the lower 30s. Chance of precipitation 30 percent.

Partly sunny. High around 50.

12-48 Hr Surface Forecast Maps, TWC 4-Panel Surface Forecast, Fire Danger, Day 1 Precip, Day 2 Precip, Days 1-5 Precip, Severe Weather Pot.-Day 1, Day 2

Medium & Long Range Outlook For Iowa
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
                   MAR 25-29 MAR 27-APR 2    MAR       MAR-MAY                      
                 -----------  -----------  --------  ---------
   Temperature:     Normal       Normal      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
Almanac Information

Tuesday March 20, 2018 the 79th Day of Year

Declination 0.240000
Distance 0.999721 AU
Rise 07:16 EDT Set 19:27 EDT
Transit Meridian 13:21 EDT
Civil Twilight Begins 06:50 EDT Ends 19:54 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 tornado (unofficially F2) struck the north side of Lexington, KY destroying 
barns and a roundhouse. (NWS Louisville)
A late winter storm in Oklahoma produced nearly a foot of snow at Oklahoma
City and at Tulsa. (David Ludlum)
The city of Juneau received 31 inches of snow in 24 hours, a record for the
Alaska capitol. (20th-21st) (David Ludlum)
A severe three day winter storm came to an end over the Central Plains. The
storm produced up to twenty inches of snow in Colorado, Nebraska and
Kansas, and left a thick coat of ice from eastern Kansas across
northwestern Missouri into Iowa. (Storm Data)

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