Click on button above to view IA Watches/Warnings/Special Wx Statements.


Sac County, IA Weather and Climate Synopsis

To access other UK Agricultural Weather Center Pages use the pull-down menu below.

(Click image to zoom) or Click Here

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

Weather Summary Hourly Observations Nowcast Precision Ag., Lawn & Garden Guidance
7 Day Forecast Medium & Long Range Outlook Almanac Historical Facts





US Weekly Rainfall Departure



US Weekly Temperature Departure
Also see:




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


Weather Summary for Iowa
National Weather Service Des Moines IA
407 AM CDT Thu Mar 28 2024

Today:

A large patch of stratus cloud cover has passed gradually across the 
area early this morning, reaching eastern Iowa by 4 AM. This has kept 
those areas warmer overnight, still in the low 30s. Elsewhere 
temperatures by 4 AM had cooled into the upper teens and low 20s. Wind
overnight has been light and variable in direction.

This afternoon warm air surges north into Iowa, making it to near the
highway 30 corridor. Areas along and south of here will warm into the
upper 50s and near 60 degrees while northern Iowa will only see highs
in the upper 30s to low 50s. 

Tonight and beyond:

Other than a few sprinkles possible in southern Iowa this evening,
expect quiet and cool conditions across the area. Friday will be the
warmest day of the week as warm air extends further north with upper 
60s to low 70s possible in southern Iowa while temperatures in the 50s
extend throughout the state. Showers and thunderstorms are expected 
Friday afternoon and evening, mainly east of the I 35 corridor. This 
weekend temperatures will remain in the 40s and 50s. After a dry and 
sunny Saturday, expect increasing clouds with showers and 
thunderstorms on Sunday, continuing into Monday.

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

Precision Agriculture Weather Forecast For SAC County


For Your Farm PointAgCast...Click here.

Regional Hourly Observations For SAC County
Issued at 100 PM CDT THU MAR 28 2024

   NORTHWEST IOWA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARROLL *      SUNNY     45  32  61 E9        30.06S TC   7           
DENISON *      SUNNY     46  36  66 E7G15     30.06F TC   8           
LE MARS *      MIX PCPN  43  27  52 E9G16     30.04F TC   6           
MAURICE *      SUNNY     39  28  65 E12       30.04F WCI  32 TC   4   
SHELDON *      SUNNY     37  25  60 SE9       30.04F WCI  31 TC   3   
SIOUX CITY     SUNNY     46  33  60 E9        30.04F TC   8           
6HR MIN TEMP:  25; 6HR MAX TEMP:  46;                                

SPENCER        MOSUNNY   39  23  52 E10       30.07F WCI  32 TC   4   
6HR MIN TEMP:  20; 6HR MAX TEMP:  39;                                

STORM LAKE *   SUNNY     37  27  65 E12       30.06F WCI  30 TC   3   

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


Current Agricultural Weather Conditions in Iowa
Based on observations at 100pm CDT, Thursday March 28, 2024

Across Iowa...temperatures are near 46 degrees west, near 50 degrees central, and near 48 degrees east. Current sky conditions are sunny west, mostly sunny central, and sunny east. In the west, relative humidity is near 60%, and the dew point is near 33 degrees. In the central part of the state, relative humidity is near 40%, and the dew point is near 27 degrees. In the east, relative humidity is near 44%, and the dew point is near 27 degrees. Winds are from the east at 9 mph west, where conditions are favorable for spraying. Winds are from the northeast at 7 mph central, where conditions are favorable for spraying. Winds are calm east, where conditions are favorable for spraying. Based on current available observations, the highest temperature is 59 degrees at Lamoni and Clarinda. The lowest temperature is 36 degrees at Mason City and Estherville.


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 SAC County,IA

434 AM CDT Thu Mar 28 2024

 DAY ONE  Today and tonight

No hazardous weather is expected at this time.

 DAYS TWO THROUGH SEVEN  Friday through Wednesday

Scattered non-severe thunderstorms are expected on Friday evening
across southeast portions of Iowa.

Additional threats for thunderstorms are forecast Sunday night 
into early next week. The threat for severe weather will be 
determined in the coming days.

 SPOTTER INFORMATION STATEMENT  

Spotter activation will not be needed.

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For SAC County, IA
1216 PM CDT Thu Mar 28 2024

THIS AFTERNOON
Mostly sunny. Not as cool with highs around 50. East winds around 10 mph.

TONIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 30s. East winds 10 to 15 mph.

FRIDAY
Partly sunny in the morning, then becoming mostly cloudy. Highs around 60. Southeast winds 10 to 15 mph with gusts up to 25 mph.

FRIDAY NIGHT
Mostly cloudy. Lows around 30. Northwest winds 10 to 15 mph with gusts up to 25 mph.

SATURDAY
Partly sunny. Highs in the lower 50s. North winds 10 to 15 mph.

SATURDAY NIGHT
Mostly cloudy. A chance of rain showers after midnight. Lows in the lower 30s. Chance of rain 30 percent.

SUNDAY
Mostly cloudy with a 50 percent chance of rain showers. Highs in the lower 50s.

SUNDAY NIGHT
Mostly cloudy. A chance of showers in the evening, then showers after midnight. Lows in the mid 30s. Chance of rain 80 percent.

MONDAY
A chance of thunderstorms in the morning. Rain showers likely. Highs in the upper 40s. Chance of rain 70 percent.

MONDAY NIGHT
Mostly cloudy. A chance of rain showers in the evening. Lows in the upper 20s. Chance of rain 40 percent.

TUESDAY
Mostly sunny. Highs in the upper 40s.

TUESDAY NIGHT
Mostly clear. Lows in the upper 20s.

WEDNESDAY
Sunny. Highs in the upper 50s.

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 Iowa
                                 IOWA                                                                     
                 ---------------------------------------------
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
                 APR 2-APR 6 APR 4-APR 10    JUN       JUN-AUG                      
                 -----------  -----------  --------  ---------
   Temperature:      Below        Above      Above     Normal                      
 Precipitation:      Below        Above     Normal     Normal                      

....  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

Thursday March 28, 2024 the 88th Day of Year

---------------------------------------------------
SUN
Declination 3.590000
Distance 0.999721 AU
Rise 07:02 EDT Set 19:37 EDT
Transit Meridian 13:18 EDT
Civil Twilight Begins 06:35 EDT Ends 20:04 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

MARCH 28TH
HISTORIC WEATHER EVENTS
...1917...
Thane Creek AK reported a snow cover of 190 inches. (The Weather Channel)
...1920...
The worst tornado disaster of record occurred in Chicago IL as a tornado
killed 28 persons and caused three million dollars damage. (David Ludlum)
...1997...
Ten tornadoes tore across the area, affecting the Kentucky counties of 
Adair, Metcalfe, Casey, Green, Larue, Marion, Hardin, Hart, Nelson, and 
Russell; and the Indiana counties of Scott and Jefferson. Two of the 
twisters produced F3 damage. A 28-year-old woman was killed in Metcalfe 
County as she was thrown from her destroyed mobile home. A 40-year-old man 
was killed when his house in Bonnieville (Hart County) was hit by one of 
the F3 tornadoes and blown off its foundation. This tornado injured many 
people when it caused several car accidents as it crossed Interstate 65.
(NWS Louisville)

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