Lyman 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
1022 PM CDT Mon Apr 15 2024 /922 PM MDT Mon Apr 15 2024/

Scattered showers and thunderstorms continue across western South
Dakota and parts of southern and eastern North Dakota tonight. 
These showers and thunderstorms will continue overnight through 
Tuesday evening. 

Wednesday through the end of the work week will see significantly 
cooler temperatures below seasonal averages. Chances for light 
rain will also linger through the end of the work week. Northern 
portions of the region may even see periods of light snow at 
times.

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

LYMAN 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 LYMAN County
100 AM CDT TUE APR 16 2024

SOUTHEAST SOUTH DAKOTA CITY SKY/WX TMP DP RH WIND PRES REMARKS SIOUX FALLS CLOUDY 68 35 29 SE21G37 29.62F TC 20 HURON MOCLDY 68 35 29 SE30G43 29.53F TC 20 CHAMBERLAIN PTCLDY 64 43 45 SE22G28 29.47R TC 18 MADISON N/A 64 34 32 SE25G33 29.62F TC 18 MITCHELL CLOUDY 68 35 29 SE29G46 29.53F TC 20 YANKTON CLOUDY 69 39 33 E17G31 29.56F TC 21

Current Temperatures, Dewpoint, RH, Wind, Surface 4-Panel
Current Agricultural Weather Conditions in South Dakota
Based on observations at 1200am CDT, Tuesday April 16, 2024

Across South Dakota...temperatures are near 70 east. Current sky condition is cloudy east.In the east, relative humidity is near 26%, and the dew point is near 34 degrees. Winds are unavailable west. Winds are unavailable central. Winds are from the southeast at 23 mph with gusts at 38 mph east, where conditions are not favorable for spraying due to strong winds. Based on current available observations, the highest temperature is 70 degrees at . The lowest temperature is 63 degrees at BROOKINGS.

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

333 AM CDT Mon Apr 15 2024 /233 AM MDT Mon Apr 15 2024/ DAY ONE Today and tonight. Fire danger will reach the very high category today thanks to mild temperatures, low humidity and a southeast wind gusting from 30 to 40mph. Any burns or fires from Sunday that have not been fully extinguished can be expected to flare back up when the winds pick up and humidity drops. Thunderstorms will move up from south central South Dakota this afternoon with the risk for hail and strong winds, however as these storms continue northwards and become more widespread this evening and overnight, they are expected to weaken significantly. DAYS TWO THROUGH SEVEN Tuesday through Sunday. No hazardous weather is expected at this time. SPOTTER INFORMATION STATEMENT Spotter activation is not expected at this time.
NWS Severe Weather Map , Convective Outlook

7-Day Forecast For LYMAN County, SD
1245 AM CDT Tue Apr 16 2024 REST OF TONIGHT
Windy. Showers likely and a chance of thunderstorms. Lows in the lower 50s. East winds 20 to 35 mph. Chance of precipitation 70 percent.
TUESDAY
Breezy. Showers and a chance of thunderstorms. Highs in the lower 60s. Northeast winds 15 to 25 mph shifting to the north with gusts to around 45 mph in the afternoon.
TUESDAY NIGHT
Windy. Showers and a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 40s. Northwest winds 20 to 30 mph with gusts to around 45 mph.
WEDNESDAY
Windy. Mostly sunny. Highs in the upper 50s. Northwest winds 20 to 30 mph.
WEDNESDAY NIGHT
Breezy. Partly cloudy in the evening then becoming mostly cloudy. A 40 percent chance of rain showers. Lows in the mid 30s. Northwest winds 15 to 25 mph.
THURSDAY AND THURSDAY NIGHT
Windy. Mostly clear. Highs around 50. Lows in the upper 20s.
FRIDAY THROUGH SATURDAY NIGHT
Partly cloudy. Highs in the upper 40s. Lows in the upper 20s.
SUNDAY AND SUNDAY NIGHT
Partly cloudy. Highs in the upper 50s. Lows in the upper 30s.
MONDAY
Partly sunny. Highs in the mid 60s.
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 21-25 APR 23-29 JUN JUN-AUG ----------- ----------- -------- --------- Temperature: Above Above Above Above Precipitation: Normal Above Below Below .... 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 16TH HISTORIC WEATHER EVENTS ...1851... The famous "Lighthouse Storm" raged near Boston Harbor. Whole gales and gigantic waves destroyed Minot Light with its two keepers still inside. The storm resulted in great shipping losses and coastal erosion. (David Ludlum) ...1880... A tornado near Marshall MO carried the heavy timbers of an entire home a distance of twelve miles. (The Weather Channel) ...1933... Franklin Lake NH was buried under 35 inches of snow. (Sandra and TI Richard Sanders - 1987) ...1960... A wind gust of 70 mph was measured at the Stapleton International Airport in Denver CO, their highest wind gust of record. (The Weather Channel)

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