Navigation

External Links

Style Options



Widescreen:
|

Air Quality Alert AIR QUALITY ALERT - Boulder, Broomfield & Jefferson Counties Below 6000 Feet  - Denver Metro Area
METRIC | IMPERIAL
Updated: 07/28/2021 @ 2:56 pm  
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.5°F than last hour.

94.5°F

Heat Index:  92.1°F
Feels like:  92°F
---
High Today
96.4°F
2:40 PM 		Low Today
62.6°F
6:13 AM
Yest High
93.2°F
3:50 PM 		Yest Low
58.5°F
6:35 AM
Sta* High
90.8°F
2017 		Sta* Low
58.1°F
2015
* This Station's Records Since 6/2011
Rec* High
98.0°F
1876 		Rec* Low
49.0°F
1892
* Records from the National Weather Service
Station Record High
Mostly cloudy Mostly cloudy

Wind from ESE Wind:  ESE
2.0
Gusting to:
 3.6 mph
Current Rain Rain:
0.0000 in
Chandler Burning Index: MODERATE Current CBI
Fire Danger:
73.6 of 100
Current Lux
Luminance:
lx
This
Afternoon
This Afternoon: Sunny
Sunny
Tonight

Tonight: Mostly Clear
Mostly Clear
Thursday

Thursday: Sunny
Sunny
Hi 96 °F Lo 66 °F ↑ Hi 93 °F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 1.5°F since last hour. 55.3°F
Last Hour: Decreased 1.5°F since last hour. 1.5°F
High 10:54 AM: 59.6°F
Low 1:46 AM: 47.1°F
Record High: 67.5°F on
Jul-23-2021
Record Low: -14.1°F on
Feb-15-2021
Wetbulb: 70.6°F
Rain Today
rain graph
Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.00 in
Jul Rain: 0.00 in
Jul to Date
  Avg:10 		1.57 in
Jul to Date
  Diff from Avg:10 		Under 1.57 in for the month 1.57 in
Jul Avg: 0.00 in
Diff from Avg: No Change 0.00 in
Season:1 14.94 in
YTD
  Avg:11 		9.63 in
YTD
  Diff from Avg:11 		Over 5.31 in for the year 5.31 in
Last Rain
Time/Date: 		Jun-6-2021
at 4:19 PM
45 rain days in 2021
0 days in July
51 days since last rain
Current: ESE  2.0 mph
1Hr Average: 2.2 mph
Wind Run: 25.78 miles
Wind Gust
Current: 3.6 mph
Today: 6.9 mph 8:33 AM
Month: 26.8 mph Jul-13
Year: 58.0 mph May-8
Record Gust: 58.0 mph
May-8-2021
Sunlight:
14 hrs 22 min
6 sec
of Sunlight Today Which is
1 min 51 sec shorter than
yesterday
 (Noon) graph (Midnight)

Waning Gibbous
Waning Gibbous, 18 days, 19 hours, 39 minutes in cycle
77%
Illuminated
Humidity Barometer
Current: Decreased 1% since last hour. 27%
Last Hour: Decreased 1% since last hour. 1%
High 7:08 AM: 79%
Low 1:29 PM: 23%
Record High: 97%
Jun-21-2021
Record Low: 0%
Apr-28-2021
Current: Falling 0.2 hPa/hr 1021.8 hPa
Last Hour: Steady
High 8:17 AM: 1023.4
Low 2:26 PM: 1021.8
Record High: 1029.8 hPa
May-6-2021
Record Low: 830.7 hPa
Jun-17-2021
Cooling Degree Days Lightning Strikes Heat Index Air
Today: 2.8
Jul: 245.1
2021 to Date: 471.9
Heating Degree Days
2021 to Date: 3644.3
Last Min: 0
Last 5 Mins: 0
Last 30 Mins: 0
Last 60 Mins: 0
Last 12 Hrs: 0
Jul: 754
2021 to Date: 2586
Last
Strike:		 19:59:59
Jul-25-2021
Current: 92.1°F
High 2:39 pm: 95.6°F
Yesterday: 89.7°F
Record: 96.6°F
Jul-8-2021
Quality
Index6:
48

Good
Density:
1.15 kg/m3
Current UV Index Current Solar Energy9
8.3
Sunburn in
13 Minutes 		Highest:
12:48 PM
9.6
799 W/m2
86%
W/m2 ⇒ SI 		High Today:
12:56 PM
 932  W/m2
Record:
1690 W/m2
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Afternoon
YTD Avg Temp: 52.0°F
Sunrise: 5:55 am
Sunset: 8:18 pm
Moonrise: 10:56 pm
Moonset: 10:42 am
Full Moon: Jul-24-2021
New Moon: 13:51 UTC
Aug-8-2021
Updated at Midnight
Current ET: 0.27 in
7-Days Rain: 0.00 in
7-Days ET: 1.67 in
7-Day: 1.665 in water in deficit of what evaporated in last 7 days. 1.665 in
July: 6.23 in water in deficit of what evaporated this month. 6.23 in
HIGHS: LOWS:
99.7°F
Jun-17-2021 		-9.6°F
Feb-15-2021
Daytime Records
  96.3°F
Jun-15-2021 		  -1.7°F
Feb-14-2021
Nitetime Records
  80.6°F
Jun-16-2021 		  -5.8°F
Feb-15-2021
ICN:5 | S3C2:3 | Ajax 3.xx
ISS:Ok |
1 Rain season: Jan 1st to Dec 31st.   5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).   6 Air Quality Index is provided by the Colorado Department of Public Health and Environment and is updated hourly between the hours of 6AM and Midnight.   9 Solar Index represents either an absolute scale of solar energy (W/m²) using the station’s recorded maximum or a percentage of computed theoretical solar maximum using the station’s location and time of day. These indices differ most when the sun is low on the horizon. The current scale is shown, and will toggle if it or the icon is clicked.   10 Historical average only to day 28 of just the month of July for this station since 2012.   11 Historical average rain this season to day 28 of July for this station since 2012.
 NWS Weather Forecast  -   Outlook This Afternoon & Tonight
This
Afternoon
This Afternoon: Sunny
Sunny

Hi 96 °F 		NWS forecast: Sunny, with a high near 96. Northeast wind around 10 mph.
Local station forecast: Mostly sunny. Highs in the mid to upper 90s. 		Tonight

Tonight: Mostly Clear
Mostly Clear

Lo 66 °F ↑ 		NWS forecast: Mostly clear. Low around 66, with temperatures rising to around 68 overnight. Northwest wind 6 to 9 mph.
 NWS Short Term Weather Forecast
Thursday

Thursday: Sunny
Sunny
Thursday
Night
Thursday Night: Partly Cloudy
Partly Cloudy
Friday

Friday: Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And T-Storms
Friday
Night
Friday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Saturday

Saturday: Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Chance Showers And T-Storms then Showers And T-Storms Likely
Saturday
Night
Saturday Night: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Sunday

Sunday: Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Chance Showers And T-Storms then Showers And T-Storms Likely
Hi 93 °F Lo 65 °F Hi 91 °F Lo 64 °F Hi 81 °F Lo 60 °F Hi 75 °F
Version 6.95b - 03-Apr-2019 - Script by: Scott of BurnsvilleWeatherLIVE.com
Now supported by Saratoga-weather.org Download
spacer
Regional Radar
Radar/Satellite images courtesy of Weather Underground.