St Louis County, Missouri
Weather and Climate Synopsis

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Map of 24 Hr Rainfall (7AM - 7AM EST), 7 Day Rainfall Animation


WEATHER ROUNDUP FOR ST LOUIS COUNTY: Regional Hourly Observations
400 PM CDT SAT MAY 18 2024

...EASTERN AND SOUTHERN MISSOURI...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ST. LOUIS INTL MOSUNNY   85  61  44 S5        29.86F                  
SPIRIT OF STL  MOSUNNY   85  62  46 NW5       29.85S                  
COLUMBIA       MOSUNNY   84  62  47 SW7G22    29.86F                  
JEFFERSON CITY MOSUNNY   87  61  41 W9        29.85F                  
MEXICO         SUNNY     82  63  51 SW6       29.86F                  
HANNIBAL       MOSUNNY   86  61  42 S8        29.85F                  
ROLLA          MOSUNNY   83  62  49 W3        29.89F                  
LEBANON        MOSUNNY   82  61  47 SW6       29.91F                  
OSAGE BEACH    SUNNY     84  63  49 SW6       29.88F                  
SPRINGFIELD    SUNNY     84  62  47 MISG      29.89F                  
BRANSON        MOSUNNY   82  63  51 CALM      29.92F                  
JOPLIN         MOSUNNY   84  63  49 NW7       29.89F                  
WEST PLAINS    SUNNY     82  60  47 SW3       29.91F                  

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


Current NOWCAST not available US Radar, All NWS Radars (In near-real time),Current Livestock Heat Stress Index (LSI), Current Wind Chill Map
FORECAST FOR ST LOUIS COUNTY: 7-Day Forecast
Sat May 18 15:25:11 EDT 2024

.THIS AFTERNOON...Sunny. Near steady temperature in the lower
80s. South winds around 5 mph. 
.TONIGHT...Mostly clear. Patchy fog after midnight. Lows in the
lower 60s. South winds around 5 mph. 
.SUNDAY...Patchy fog in the morning. Sunny. Highs in the upper
80s. South winds 5 to 10 mph. 
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 60s. South winds 5 to 10 mph. 
.MONDAY...Mostly sunny. A slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 80s. South
winds 5 to 10 mph with gusts up to 20 mph. Chance of rain
20 percent. 
.MONDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Chance of rain 20 percent. 
.TUESDAY...Sunny. A slight chance of showers and thunderstorms in
the afternoon. Highs in the lower 90s. Chance of rain 20 percent.
.TUESDAY NIGHT...Showers with thunderstorms likely in the
evening, then showers likely with a chance of thunderstorms after
midnight. Lows in the mid 60s. Chance of rain 80 percent. 
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. A chance of
showers and thunderstorms. Highs in the upper 70s. Lows in the
upper 50s. Chance of rain 50 percent. 
.THURSDAY...Sunny. A slight chance of showers and thunderstorms
in the afternoon. Highs in the lower 80s. Chance of rain
20 percent. 
.THURSDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. A chance of thunderstorms. A chance of showers.
Lows in the lower 60s. Chance of rain 50 percent. 
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Chance of rain 50 percent.

12-48 Hr Surface Forecast Maps, TWC 4-Panel Surface Forecast, Fire Danger, Day 1 Precip, Day 2


MEDIUM & LONG RANGE OUTLOOK

                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY     120 DAY    180 DAY
                                           NOV05   NOV05-JAN06 DEC05-FEB06 FEB06-APR06
                 -----------  -----------  --------  ---------  ---------  ---------
   Temperature:      Below        Below      Above      Above      Above     Normal
 Precipitation:      Below        Below     Normal     Normal      Above     Normal

....  Medium and long range outlooks provided by NCEP/K. Thomas Priddy
6 to 10 Day , 8 to 14 Day , Text, 30-Day Outook, 90-Day Outook, 120-Day Outlook

ALMANAC INFORMATION

Saturday May 18, 2024 the 139th Day of Year

---------------------------------------------------
SUN
Declination 19.890000
Distance 0.999717 AU
Rise 06:54 EDT Set 21:17 EDT
Transit Meridian 14:05 EDT
Civil Twilight Begins 06:25 EDT Ends 21:46 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

////////////////////////////
MAY 18TH...HISTORIC WEATHER EVENTS
...1825...
A tornado (said to have crossed all of the state of Ohio) smashed into the
log cabin settlement of Burlington, northeast of Columbus. (David Ludlum)
...1960...
Salt Lake City UT received an inch of snow. It marked their latest
measurable snowfall of record. (The Weather Channel)
...1980...
Mount Saint Helens (in Washington State) erupted spewing ash and smoke
sixty-three thousand feet into the air. Heavy ash covered the ground to the
immediate northwest, and small particles were carried to the Atlantic
coast. (David Ludlum)




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