Union County Weather and Climate Synopsis



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36 Hr. Forecast Map
All Radar images NOAA/UKAWC
Satellite images from NOAA

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

Also see:
Current Soil Moisture Map All NWS Radars NWS Watch/Warning Maps UKAWC Regional Degree Day Maps 7-Day Dep. from Normal Rainfall Map 7-Day Dep. from Normal Temp. Map	Desktop Severe Weather Info US Weather at a Glance Southern Regional Climate Center State Crop/Weather Reports Crop Moisture Index (JAWF) Palmer Drought Index(NOAA) South Dakota State Climatology Office

A joint service of the UK Ag Weather Center and the National Weather Service.


Regional Weather Forecast
National Weather Service Bismarck ND
1058 AM CDT Fri Apr 19 2024 /958 AM MDT Fri Apr 19 2024/

Scattered snow showers persist across the region this afternoon
along with strong northwest winds. Todays high temperatures will 
only be in the mid 30s to mid 40s. Conditions improve through the 
weekend, with warming temperatures, decreasing winds, and overall 
dry conditions. Rain chances return to the forecast late Sunday 
night through Monday, with temperatures back to near average, in 
the lower 50s to lower 60s.

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

UNION County, South Dakota Agriculture, Lawn & Garden Weather Advisory

Click here for UKAWC Point Agricultural, Lawn & Garden Forecast/Outlook
Ag. Weather Forecast Parameter Maps:Spraying Conditions , Dewpoint Temperatures, Livestock Heat Stress

Hourly Observations For UNION County
100 PM CDT FRI APR 19 2024

NORTHWEST IOWA CITY SKY/WX TMP DP RH WIND PRES REMARKS DENISON SUNNY 50 23 34 NW23G33 30.25F TC 10 ESTHERVILLE PTSUNNY 43 27 53 NW26G37 30.18F TC 6 MAURICE MOSUNNY 43 25 49 NW29G40 30.21F TC 6 SHELDON MOSUNNY 43 23 45 W31G38 30.18F TC 6 SIOUX CITY SUNNY 48 26 42 NW23G35 30.25F TC 9 6HR MIN TEMP: 31; 6HR MAX TEMP: 49; SPENCER MOSUNNY 47 22 37 NW29G45 30.19F TC 8 6HR MIN TEMP: 32; 6HR MAX TEMP: 48; STORM LAKE SUNNY 46 25 42 NW32G43 30.20F TC 8

Current Temperatures, Dewpoint, RH, Wind, Surface 4-Panel
Current Agricultural Weather Conditions in South Dakota
Based on observations at 100pm CDT, Friday April 19, 2024

Across South Dakota...temperatures are near 45 east. Current sky condition is mostly sunny east.In the east, relative humidity is near 35%, and the dew point is near 19 degrees. Winds are unavailable west. Winds are unavailable central. Winds are from the northwest at 22 mph with gusts at 41 mph east, where conditions are not favorable for spraying due to strong winds. Based on current available observations, the highest temperature is 45 degrees at YANKTON. The lowest temperature is 35 degrees at BROOKINGS.

All NWS Radars (In near-real time), Current Livestock Heat Stress Index (LSI), Current Wind Chill Map
Hazardous Weather Outlook For UNION County,SD

424 AM CDT Fri Apr 19 2024 DAY ONE Today and Tonight Temperatures will begin the day below freezing in many locations but rise into the 40s to lower 50s by this afternoon. DAYS TWO THROUGH SEVEN Saturday through Thursday Overnight lows will drop into the mid and upper 20s tonight and again Saturday night. Take precautions for your cold sensitive plants. SPOTTER INFORMATION STATEMENT Spotter activation is not expected at this time.
NWS Severe Weather Map , Convective Outlook

7-Day Forecast For UNION County, SD
101 PM CDT Fri Apr 19 2024 THIS AFTERNOON
Sunny, windy with highs in the lower 50s. Northwest winds 25 to 30 mph with gusts up to 45 mph.
TONIGHT
Mostly clear and breezy. Lows in the upper 20s. Northwest winds 20 to 25 mph with gusts up to 40 mph, diminishing to 10 to 15 mph with gusts up to 25 mph after midnight.
SATURDAY
Sunny. Highs in the lower 50s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
SATURDAY NIGHT
Mostly clear. Lows in the upper 20s. Northwest winds 10 to 15 mph.
SUNDAY
Sunny. Highs in the lower 60s. West winds 5 to 10 mph.
SUNDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows around 40.
MONDAY
Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Breezy with highs in the upper 60s. Chance of rain 60 percent.
MONDAY NIGHT
Partly cloudy. A chance of showers after midnight. Lows in the lower 40s. Chance of rain 30 percent.
TUESDAY
Mostly sunny. Highs in the lower 60s.
TUESDAY NIGHT
Mostly clear. Lows in the mid 30s.
WEDNESDAY
Mostly sunny. Highs in the mid 60s.
WEDNESDAY NIGHT
Mostly cloudy. A chance of showers after midnight. Lows in the mid 40s. Chance of rain 30 percent.
THURSDAY
Partly sunny in the morning, then becoming mostly cloudy. A chance of showers. Highs in the lower 60s. Chance of rain 50 percent.
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 South Dakota S DAKOTA --------------------------------------------- 6 TO 10 DAY 8 TO 14 DAY 30 DAY 90 DAY APR 24-28 APR 26-MAY 2 JUN JUN-AUG ----------- ----------- -------- --------- Temperature: Precipitation: .... 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
Historical Weather And Climate Facts For Today

APRIL 19TH HISTORIC WEATHER EVENTS ...1775... The first engagement of the Revolutionary War took place under clear crisp weather at Lexington-Concord. (Sandra and TI Richard Sanders - 1987) ...1941... The temperature at Sodus NY soared to 95 degrees. The next day Albany NY reported a record for April of 93 degrees. (The Weather Channel) ...1973... Glenrock WY received 41 inches of snow in just 24 hours, and a storm total of 58 inches, to establish two state records. (18th-20th) (David Ludlum) (The Weather Channel) ...1976... The northeastern U.S. was in the midst of an early season heat wave, and the Boston Marathon took place in 90 degree heat. At Providence RI the mercury hit 98 degrees. (David Ludlum)

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