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Boone County, IN Weather And Climate Synopsis

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

National Weather Service Indianapolis IN
631 AM EDT Mon Apr 21 2025

.KEY MESSAGES...

- Breezy and cooler today...then dry, lighter winds and 70s for both 
  Tuesday and Wednesday

- Rain and t-storm chances return Thursday through early Saturday

NWS Weather Discussion
National Ag. Weather Outlook (Repair this link), International Highlights ,International Ag. Weather Summary
Current Surface Map, [2nd Source TWC]

Click here for UKAWC Point Agricultural, Lawn & Garden Forecast/Outlook in case of corrupt tables.
Regional Hourly Observations For BOONE County
Issued at 700 AM EDT MON APR 21 2025
CENTRAL INDIANA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ANDERSON +     CLOUDY    64  59  84 SW14G20   29.84S                  
COLUMBUS       CLOUDY    66  61  82 SW14G23   29.88                   
FISHERS *+     CLOUDY    61  61  99 SW13G22   29.86R                  
INDIANAPOLIS   CLOUDY    61  56  83 SW15G24   29.85R                  
-EAGLE CREEK   CLOUDY    62  56  80 S13G18    29.85R                  
KOKOMO +       CLOUDY    63  61  94 SW17G23   29.82R                  
MARION +       CLOUDY    62  58  90 S12       29.83R                  
SHELBYVILLE    CLOUDY    69  60  73 SW20G26   29.85R                  

Hourly Obs., Current Temperatures, Dewpoint, Rh, Wind, Regional Obs., Station Model, Surface 4-Panel
Meteograms: South Bend , Fort Wayne , Lafayette , Indianapolis , Evansville


Current Agricultural Weather Conditions in Indiana
Based on observations at 700am EDT, Monday April 21, 2025

Across Indiana...temperatures are near 61 degrees north, near 61 degrees central, and near 64 degrees south. Current sky conditions are mostly cloudy north, cloudy central, and partly cloudy south. In the north, relative humidity is near 83%, and the dew point is near 56 degrees. In the central part of the state, relative humidity is near 83%, and the dew point is near 56 degrees. In the south, relative humidity is near 87%, and the dew point is near 60 degrees. Winds are from the southwest at 15 mph with gusts at 25 mph north, where conditions are not favorable for spraying due to strong winds. Winds are from the southwest at 15 mph with gusts at 24 mph central, where conditions are not favorable for spraying due to strong winds. Winds are from the west at 10 mph south, where conditions are favorable for spraying. Based on current available observations, the highest temperature is 69 degrees at Shelbyville. The lowest temperature is CLOUDY degrees at and Anderson.


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.

U.S. Radar, All NWS Radars (In near-real time), LSI Heat Index, Wind Chill Map
Hazardous Weather Outlook For BOONE County,IN

334 AM EDT Mon Apr 21 2025

 DAY ONE  Today and Tonight.

Thunderstorms are possible through daybreak. Gusty winds along with 
lightning and brief heavy rain will be the main threats. 

 DAYS TWO THROUGH SEVEN  Tuesday through Sunday.

Thunderstorms are possible at times Thursday night into Saturday
morning. Severe thunderstorms are not expected at this time.

 SPOTTER INFORMATION STATEMENT  

Spotter activation is not anticipated.

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For BOONE County, IN
Issued at 649 AM EDT Mon Apr 21 2025

TODAY
Mostly cloudy this morning, then becoming partly cloudy. Breezy. Near steady temperature in the lower 60s. West winds 15 to 25 mph.

TONIGHT
Mostly clear. Much cooler with lows in the mid 40s. West winds 5 to 10 mph. Gusts up to 20 mph through midnight.

TUESDAY
Mostly sunny. Highs in the lower 70s. Southeast winds 5 to 10 mph, becoming south in the afternoon.

TUESDAY NIGHT
Mostly clear. Lows in the lower 50s. South winds around 5 mph.

WEDNESDAY
Mostly sunny. Highs in the upper 70s. Southeast winds around 5 mph.

WEDNESDAY NIGHT
Partly cloudy. Lows in the mid 50s.

THURSDAY
Partly cloudy. A slight chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 20 percent.

THURSDAY NIGHT
Partly cloudy through midnight, then becoming mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows around 60. Chance of rain 50 percent.

FRIDAY
Mostly cloudy. A chance of showers in the morning, then showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 80 percent.

FRIDAY NIGHT
Mostly cloudy with a chance of showers with a slight chance of thunderstorms through midnight, then partly cloudy with a slight chance of showers toward daybreak. Cooler with lows in the upper 40s. Chance of rain 50 percent.

SATURDAY THROUGH SUNDAY
Partly cloudy. Highs in the mid 60s. Lows in the mid 40s.

12-48 Hr ETA Surface, 12-48 Hr ETA 500mb/Sfc, 24 Hr. Comparsion, TWC Forecast, Fire Danger, Day 1 Precip, Day 2 Precip, Days 1-5 Precip
NGM 60 Hr Forecast Meteograms: South Bend , Fort Wayne , Lafayette , Indianapolis , Evansville , Severe Weather Pot.-Day 1, Day 2


Medium & Long Range Outlook For Indiana
                              INDIANA                                                                     
                 ---------------------------------------------
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
               APR 26-APR 30 APR 28-MAY 4    JUN       JUN-AUG                      
                 -----------  -----------  --------  ---------
   Temperature:      Above        Above                                            
 Precipitation:      Above        Above                                            

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

Almanac Information
Yesterday's Highs , Lows
Sunrise/Sunset/Moonrise/Moonset Computation (USN)

Historical Weather And Climate Facts For Today
APRIL 21ST
HISTORIC WEATHER EVENTS
...1958...
Portions of Montana were in the midst of a spring snowburst. Snowfall
amounts ranged up to 55 inches at Red Lodge, 61 inches at Nye Mine, and 72
inches at Mystic Lake. (David Ludlum)
...1967...
Severe thunderstorms spawned 48 tornadoes in the Upper Midwest. Hardest hit
was northern Illinois where sixteen tornadoes touched down during the
afternoon and evening hours causing fifty million dollars damage. On that
Friday afternoon tornadoes struck Belvidere IL, and the Chicago suburb of
Oak Lawn, killing 57 persons. (David Ludlum)
...1980...
The temperature at International Falls MN hit 90 degrees. (The National
Weather Summary)


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