Jefferson County Weather and Climate Synopsis



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36 Hr. Forecast Map
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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

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


National Weather Service Denver/Boulder CO
529 AM MDT Tue Apr 23 2024

.KEY MESSAGES...

- Cooler today with a few showers/isolated storms, but then above
  normal temperatures again for Wednesday and Thursday. 

- Stormier weather pattern in the works, starting late Thursday
  and peaking next weekend, with accumulating snowfall in the
  mountains.
 
- Stronger storms possible northeast plains Thursday
  afternoon/evening.

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

JEFFERSON County, Colorado 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 JEFFERSON County
1000 AM MDT TUE APR 23 2024

...NORTHERN COLORADO FRONT RANGE... CITY SKY/WX TMP DP RH WIND PRES REMARKS DENVER INTL AP PTSUNNY 48 23 37 CALM 30.16F AURORA PTSUNNY 47 22 37 CALM 30.16S WATKINS NOT AVBL ERIE PTSUNNY 51 22 31 SE3 30.15F BOULDER FAIR 52 21 30 SE3 30.15S CENTENNIAL PTSUNNY 46 24 42 CALM 30.17S BROOMFIELD MOSUNNY 50 19 29 CALM 30.17F FORT COLLINS FAIR 53 19 26 E8 30.16F LONGMONT FAIR 57 23 26 CALM 30.17F

Current Temperatures, Dewpoint, RH, Wind, Regional Obs, Surface 4-Panel
Current Agricultural Weather Conditions in Colorado
Based on observations at 1000am MDT, Tuesday April 23, 2024

Across Colorado...temperatures are near 72 degrees west, near 48 degrees central, and near 62 degrees east. Current sky conditions are fair west, partly sunny central, and fair east. In the west, relative humidity is near 21%, and the dew point is near 30 degrees. In the central part of the state, relative humidity is near 37%, and the dew point is near 23 degrees. In the east, relative humidity is near 28%, and the dew point is near 29 degrees. Winds are from the southeast at 14 mph west, where conditions are not favorable for spraying due to strong winds. Winds are calm central, where conditions are favorable for spraying. Winds are from the northeast at 18 mph with gusts at 28 mph east, where conditions are not favorable for spraying due to strong winds. Based on current available observations, the highest temperature is 72 degrees at GRAND JUNCTION. The lowest temperature is 37 degrees at MONARCH PASS.

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

318 AM MDT Tue Apr 23 2024 DAY ONE Today and Tonight Scattered showers and isolated thunderstorms can be expected in the mountains today into early evening. Precipitation amounts will be mostly light, but an inch or two of snow is possible over the mountain tops. The plains will see isolated to scattered light rain showers late this afternoon through the evening. DAYS TWO THROUGH SEVEN Wednesday through Monday Mainly dry and warmer weather can be expected Wednesday into early Thursday. The chance for showers and thunderstorms increases Thursday afternoon and evening as a weather disturbance moves over the region. A few stronger storms will be possible over the northeast plains Thursday afternoon and evening. Shower and storm coverage will increase further this weekend, with a potentially stronger storm system moving into the area. Temperatures will also be turning cold enough to bring the potential for accumulating snow to the mountains Friday night and into Sunday morning. SPOTTER INFORMATION STATEMENT Spotter activation will not be needed today or tonight.
NWS Severe Weather Map , Convective Outlook

7-Day Forecast For JEFFERSON County, CO
259 AM MDT Tue Apr 23 2024 TODAY
Partly cloudy in the morning, then mostly cloudy with a slight chance of thunderstorms early in the afternoon. Mostly cloudy with a chance of rain showers and slight chance of thunderstorms late in the afternoon. Highs 50 to 60. East winds 10 to 15 mph in the afternoon. Chance of rain 30 percent.
TONIGHT
Mostly cloudy with a chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 33 to 41. Chance of rain 30 percent.
WEDNESDAY
Mostly sunny in the morning, then mostly cloudy with a slight chance of thunderstorms in the afternoon. Warmer. Highs 63 to 73. Chance of precipitation 20 percent.
WEDNESDAY NIGHT
Partly cloudy. Lows 37 to 45.
THURSDAY
Partly cloudy with a chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50 percent.
THURSDAY NIGHT
Mostly cloudy with a chance of rain showers, snow showers and slight chance of thunderstorms. Lows 37 to 45. Chance of precipitation 50 percent.
FRIDAY
Rain showers likely, slight chance of thunderstorms and snow showers. Highs 55 to 65. Chance of precipitation 70 percent.
FRIDAY NIGHT
Rain showers, snow showers likely and slight chance of thunderstorms. Lows 33 to 41. Chance of precipitation 70 percent.
SATURDAY
Rain showers with snow showers likely and slight chance of thunderstorms. Highs 43 to 53.
SATURDAY NIGHT
Mostly cloudy with a chance of rain showers, snow showers and slight chance of thunderstorms. Lows 29 to 37. Chance of precipitation 50 percent.
SUNDAY
Mostly cloudy with a chance of rain showers, slight chance of thunderstorms and snow showers. Highs 47 to 57. Chance of precipitation 40 percent.
SUNDAY NIGHT
Partly cloudy with a slight chance of rain and snow showers. Lows 30 to 38. Chance of precipitation 20 percent.
MONDAY
Mostly sunny with a 10 percent chance of thunderstorms. Warmer. Highs 57 to 67.
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 Colorado COLORADO --------------------------------------------- 6 TO 10 DAY 8 TO 14 DAY 30 DAY 90 DAY APR 28-MAY 2 APR 30-MAY 6 JUN JUN-AUG ----------- ----------- -------- --------- Temperature: Above Above Precipitation: 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
Historical Weather And Climate Facts For Today

APRIL 23RD HISTORIC WEATHER EVENTS ...1885... The city of Denver CO was in the midst of a storm which produced 23 inches of snow in 24 hours, and at Idaho Springs CO produced 32 inches of snow. (David Ludlum) ...1910... The temperature at the Civic Center in Los Angeles CA hit 100 degrees to establish an April record for the city. (The Weather Channel)

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