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


Niobrara County, WY 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 Agricultural Weather Outlook
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.

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


NIOBRARA County, Wyoming 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

Regional Hourly Observations For NIOBRARA County

SWR not available
Current Temperatures, Dewpoint, RH, Wind, Regional Obs, Surface 4-Panel
Current Agricultural Weather Conditions in Wyoming
Based on observations at 300pm MDT, Wednesday May 01, 2024

Across Wyoming...temperatures are near 48 degrees north, near 53 degrees central, and near 49 degrees south. Current sky conditions are mostly sunny north, mostly sunny central, and cloudy south. In the north, relative humidity is near 56%, and the dew point is near 33 degrees. In the central part of the state, relative humidity is near 14%, and the dew point is near 5 degrees. In the south, relative humidity is near 56%, and the dew point is near 34 degrees. The livestock heat stress category is no stress north, no stress central, and no stress south. Winds are from the northwest at 16 mph north, where conditions are not favorable for spraying due to strong winds. Winds are from the northwest at 17 mph with gusts at 25 mph central, where conditions are not favorable for spraying due to strong winds. Winds are from the southwest at 13 mph south, where conditions are not favorable for spraying due to strong winds. Based on current available observations, the highest temperature is 58 degrees at Joplin and CASPER. The lowest temperature is 28 degrees at LK YELLOWSTONE.


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

422 AM MDT Wed May 1 2024 /522 AM CDT Wed May 1 2024/

 DAY ONE  Today and Tonight

Isolated thunderstorms are possible this afternoon and evening.
While organized severe thunderstorms are not expected, any storm
could contain small hail and gusty, erratic winds.

 DAYS TWO THROUGH SEVEN  Thursday through Tuesday

Isolated thunderstorms are possible Thursday afternoon and evening
from far northwest South Dakota to south-central South Dakota.
Severe thunderstorms are not expected.

A potentially strong storm system may move into the region early 
next week resulting in windy weather with significant precipitation 
possible. Confidence is low with details, however.

 SPOTTER INFORMATION STATEMENT  

Spotter activation will not be needed today.

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For NIOBRARA County, WY
226 PM MDT Wed May 1 2024

LATE THIS AFTERNOON
Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the upper 50s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

TONIGHT
Mostly cloudy with a chance of rain showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 30s. Northwest winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of rain 50 percent.

THURSDAY
Sunny in the morning, then partly cloudy with a chance of rain showers in the afternoon. Highs in the mid 50s. West winds 10 to 20 mph. Gusts up to 30 mph in the afternoon. Chance of rain 40 percent.

THURSDAY NIGHT
Mostly clear. Lows in the upper 20s. West winds 10 to 20 mph. Gusts up to 30 mph in the evening.

FRIDAY
Partly cloudy. A chance of rain showers in the afternoon. Highs in the lower 50s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.

FRIDAY NIGHT
Mostly clear. Lows in the upper 20s. West winds 10 to 15 mph. Gusts up to 25 mph in the evening.

SATURDAY
Sunny. Highs in the mid 60s.

SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s.

SUNDAY
Mostly sunny in the morning, then partly cloudy with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent.

SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the upper 40s. Chance of rain 60 percent.

MONDAY
Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 60s. Chance of rain 80 percent.

MONDAY NIGHT
Partly cloudy. Rain showers likely with a chance of thunderstorms in the evening, then a chance of rain showers after midnight. Breezy with lows in the upper 30s. Chance of rain 60 percent.

TUESDAY
Partly cloudy with a 50 percent chance of rain showers. Breezy with highs in the mid 50s.

TUESDAY NIGHT
Partly cloudy with a 30 percent chance of rain showers. Breezy with lows in the mid 30s.

WEDNESDAY
Partly cloudy with a 40 percent chance of rain showers. Breezy with 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 Wyoming
                              WYOMING                                                                     
                 ---------------------------------------------
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
                    MAY 7-11     MAY 9-15    JUN       JUN-AUG                      
                 -----------  -----------  --------  ---------
   Temperature:      Below        Below                                            
 Precipitation:      Above        Above                                            

....  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

///////////////////////
MAY 1ST...HISTORIC WEATHER EVENTS
...1854...
The Connecticut River reached a level of nearly twenty-nine feet at
Hartford (the highest level of record up until that time). The record
height was reached in the midst of a great New England flood which followed
sixty-six hours of steady rain. (David Ludlum)
...1935...
Snow, ice and sleet brought winter back to parts of southeast Minnesota.
Minneapolis received three inches of snow to tie their May record which was
established in 1892. (1st-2nd) (The Weather Channel)
...1954...
The temperature at Polebridge MT dipped to 5 degrees below zero to esablish
a state record for the month of May. (The Weather Channel)



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