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St. Louis County, MO Weather and Climate Synopsis

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36 Hr. Forecast Map
All Radar images NOAA/UKAWC
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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
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National Ag. Weather Outlook, International Ag. Weather Summary
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Regional Hourly Observations For ST. LOUIS County

SWR not available
Current Temperatures, Dewpoint, RH, Wind, Regional Obs, Surface 4-Panel
Current Agricultural Weather Conditions in Missouri
Based on observations at 1200am CDT, Tuesday March 20, 2018

Across Missouri...temperatures are near 40 degrees north, near 44 degrees central, and near 45 degrees south. Current sky conditions are cloudy north, cloudy central, and cloudy south. In the north, relative humidity is near 57%, and the dew point is near 26 degrees. In the central part of the state, relative humidity is near 82%, and the dew point is near 39 degrees. In the south, relative humidity is near 93%, and the dew point is near 43 degrees. Winds are from the northeast at 15 mph north, where conditions are not favorable for spraying due to strong winds. The wind chill is near 32 degrees north. Winds are from the northwest at 6 mph central, where conditions are favorable for spraying. Winds are from the north at 9 mph south, where conditions are favorable for spraying. Based on current available observations, the highest temperature is 46 degrees at Chillicothe. The lowest temperature is 40 degrees at Kirksville.

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 ST. LOUIS County
Hazardous report currently not available
NWS Severe Weather Map , Convective Outlook

Current FORECAST not available 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 Missouri
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
                   MAR 25-29 MAR 27-APR 2    MAR       MAR-MAY                      
                 -----------  -----------  --------  ---------
   Temperature:      Above       Normal      Below      Above                      
 Precipitation:      Above        Above     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 0.230000
Distance 0.999721 AU
Rise 07:11 EDT Set 19:21 EDT
Transit Meridian 13:15 EDT
Civil Twilight Begins 06:46 EDT Ends 19:47 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