McCook 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
236 AM CDT Tue Apr 16 2024 /136 AM MDT Tue Apr 16 2024/

A wet Tuesday is on tap for most locations as rain continues to
spread over much of the region. Chances for precipitation continue
over various parts of the area through the remainder of the work
week, with even a little snow possible over some locations.
Seasonal temperatures are expected today into Wednesday before a
cooling trend develops for the second part of the work week.

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

MCCOOK 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 MCCOOK County
300 AM CDT TUE APR 16 2024

SOUTHEAST SOUTH DAKOTA CITY SKY/WX TMP DP RH WIND PRES REMARKS SIOUX FALLS TSTM 58 49 72 S20G30 29.66R TC 14 HURON LGT RAIN 62 43 49 E38G64 29.43F TC 17 CHAMBERLAIN CLOUDY 60 52 76 SE29G38 29.44S TC 15 MADISON LGT RAIN 55 50 82 SW18 29.69R TC 13 MITCHELL LGT RAIN 60 47 61 E26G46 29.50F TC 16 YANKTON LGT RAIN 59 55 87 E16G24 29.57F TC 15

Current Temperatures, Dewpoint, RH, Wind, Surface 4-Panel
Current Agricultural Weather Conditions in South Dakota
Based on observations at 300am CDT, Tuesday April 16, 2024

Across South Dakota...temperatures are near 52 degrees west, near 64 degrees central, and near 58 degrees east. Current sky conditions are not available west, light rain central, and thunderstorms east. In the west, relative humidity is near 93%, and the dew point is near 50 degrees. In the central part of the state, relative humidity is near 57%, and the dew point is near 49 degrees. In the east, relative humidity is near 72%, and the dew point is near 49 degrees. Winds are from the northwest at 10 mph west, where conditions are not favorable for spraying due to not available. Winds are from the southwest at 26 mph with gusts at 58 mph central, where conditions are not favorable for spraying due to strong winds and light rain. Winds are from the south at 20 mph with gusts at 30 mph east, where conditions are not favorable for spraying due to strong winds and thunderstorms. Based on current available observations, the highest temperature is 64 degrees at PIERRE. The lowest temperature is 46 degrees at CUSTER .

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

706 PM CDT Mon Apr 15 2024 DAY ONE Tonight. Elevated fire danger will persist through the evening hours as humidity slowly increases along with persistent gusty southeast winds gusting to 35-40 mph. A strong low pressure system will begin to impact the area this evening. Showers and thunderstorms are possible, with those counties along the Missouri River at the highest risk for severe weather. The most likely threat from these storms are large hail up to 1.5 inches and damaging wind gusts. DAYS TWO THROUGH SEVEN Tuesday through Sunday. Showers and thunderstorms progress northeastward Tuesday morning, bringing more chances for strong to severe thunderstorms. A secondary line of thunderstorms is possible late Tuesday morning. This line is expected to impact areas east of I-29. The greatest threat with these storms are again large hail up to 1.5 inches, damaging wind gusts, and a low chance for a tornado or two. A widespread half inch to two inches of rain is expected by Wednesday, along with isolated amounts of 2+ inches. Be sure to continue to monitor the forecast for updates. SPOTTER INFORMATION STATEMENT Spotter activation is not expected at this time.
NWS Severe Weather Map , Convective Outlook

7-Day Forecast For MCCOOK County, SD
328 AM CDT Tue Apr 16 2024
WIND ADVISORY IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON

TODAY
Showers with thunderstorms likely this morning, then showers likely with a chance of thunderstorms this afternoon. Windy and much cooler with highs in the lower 60s. East winds 20 to 30 mph with gusts up to 50 mph. Chance of rain near 100 percent.
TONIGHT
Showers. A chance of thunderstorms, mainly in the evening. Breezy, cooler with lows in the mid 40s. Northeast winds 10 to 15 mph with gusts up to 25 mph, becoming northwest 15 to 25 mph with gusts up to 40 mph after midnight. Chance of rain 90 percent.
WEDNESDAY
Mostly cloudy with a chance of showers in the morning, then mostly sunny in the afternoon. Breezy with highs in the lower 60s. Northwest winds 20 to 25 mph with gusts up to 40 mph. Chance of rain 40 percent.
WEDNESDAY NIGHT
Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 30s. Northwest winds 15 to 20 mph. Chance of rain 50 percent.
THURSDAY
Mostly sunny. A slight chance of showers in the morning. Breezy with highs in the lower 50s. Northwest winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 20 percent.
THURSDAY NIGHT
Mostly clear and breezy. Lows around 30.
FRIDAY
Mostly sunny and breezy. Highs in the lower 50s.
FRIDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the upper 20s.
SATURDAY
Mostly sunny. Highs around 50.
SATURDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the upper 20s.
SUNDAY
Widespread frost in the morning. Sunny. Highs in the upper 50s.
SUNDAY NIGHT
Partly cloudy. Not as cool with lows in the upper 30s.
MONDAY
Mostly sunny. Highs in the lower 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