Red Flag Warning RED FLAG WARNING - Boulder, Broomfield & Jefferson Counties Below 6000 Feet  - Denver Metro Area
Air Quality Alert AIR QUALITY ALERT - Boulder, Broomfield & Jefferson Counties Below 6000 Feet  - Denver Metro Area
METRIC | IMPERIAL
Updated: 10/21/2020 @ 4:34 am  
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.4°F than last hour.

39.4°F

Wind Chill:  37.8°F
---
High Today
41.7°F
1:36 AM
Low Today
37.8°F
4:13 AM
Yest High
68.2°F
1:17 PM
Yest Low
39.2°F
11:47 PM
Sta* High
77.7°F
2016
Sta* Low
28.9°F
2013
* This Station's Records Since 6/2011
Rec* High
83.0°F
2003
Rec* Low
17.0°F
1911
* Records from the National Weather Service
Night time, Dry, Mostly cloudy Night time, Dry, Mostly cloudy

Wind from SE Wind:  SE
2.9

Gusting to:
4.0 mph
Current Rain Rain:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
0.4 of 100
Current Lux
Luminance:
lx
Overnight

Overnight: Partly Cloudy
Partly Cloudy
Wednesday

Wednesday: Mostly Sunny then Areas Of Smoke
Mostly Sunny then Areas Of Smoke
Wednesday
Night
Wednesday Night: Smoke
Smoke
Lo 38 °F Hi 71 °F ↓ Lo 45 °F ↑
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.3°F since last hour. 32.4°F
Last Hour: Increased 0.3°F since last hour. 0.3°F
High 1:55 AM: 32.8°F
Low 4:16 AM: 31.0°F
Record High: 72.9°F on
Jun-17-2012
Record Low: -51.7°F on
Jan-23-2013
Wetbulb: 36.8°F
Rain Today
rain graph

Today: 0.00 in
Yesterday: 0.30 in
Last 7 Days: 0.94 in
Oct Rain: 1.00 in
Oct to Date
  Avg:10
0.79 in
Oct to Date
  Diff from Avg:10
Over 0.21 in for the month 0.21 in
Oct Avg: 1.02 in
Diff from Avg: Under 0.02 in for the month 0.02 in
Season:1 7.629 in
YTD
  Avg:11
10.29 in
YTD
  Diff from Avg:11
Under 2.661 in for the year 2.66 in
Last Rain
Time/Date:
Oct-20-2020
at 10:50 AM
75 rain days in 2020
6 days in October
0 days since last rain
Current: SE  2.9 mph
1Hr Average: 5.3 mph
Wind Run: 30.15 miles
Wind Gust
Current: 4.0 mph
Today: 12.7 mph 2:29 AM
Month: 65.9 mph Oct-12
Year: 65.9 mph Oct-12
Record Gust: 74.8 mph
Jul-10-2011
Sunlight:
10 hrs 53 min
48 sec
of Sunlight Today
Which is
2 min 28 sec shorter than
yesterday
(Noon) graph (Midnight)

Waxing Crescent
Waxing Crescent, 4 days, 15 hours, 3 minutes in cycle
26%
Illuminated
Humidity Barometer
Current: Increased 2% since last hour. 76%
Last Hour: Increased 2% since last hour. 2%
High 4:00 AM: 78%
Low 1:33 AM: 69%
Record High: 100%
Sep-7-2020
Record Low: 0%
Nov-10-2011
Current: Falling 0.5  hPa/hr 1018.1 hPa
Last Hour: Falling rapidly
High 12:00 AM: 1021.1
Low 4:26 AM: 1018.1
Record High: 1052.2 hPa
Dec-30-2014
Record Low: 894.1 hPa
Aug-19-2020
Heating Degree Days Lightning Strikes Wind Chill Air
Today: 4.2
Oct: 155.9
2020 to Date: 3404.7
Cooling Degree Days
2020 to Date: 989.2
Last Min: 0
Last 5 Mins: 0
Last 30 Mins: 0
Last 60 Mins: 0
Last 12 Hrs: 0
Oct: 0
2020 to Date: 745
Last
Strike:
19:20:42
Sep-22-2020
Current: 37.8°F
Low 4:05 AM: 32.3°F
Yesterday: 34.6°F
Record: -21.6°F
Dec-17-2016
Quality
Index6:

58


Moderate
Density:
1.28 kg/m3
UV Summary/Forecast Solar Summary
High Yest:   3.5 @ 3:30 PM
Oct-21

4.0
Oct-22

3.8
Oct-23

3.8
High Yest:   432.0 @ 11:59 AM
Sun Hours Today:
00:00
   This Month: 123:34 Hrs
Rise: 7:18 am  Set: 6:13 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Early Morning
YTD Avg Temp: 56.6°F
Sunrise: 7:18 am
Sunset: 6:13 pm
Moonrise: 1:00 pm
Moonset: 9:18 pm
Full Moon: Oct-31-2020
New Moon: 05:08 UTC
Nov-15-2020
Updated at Midnight
Current ET: 0.04 in
7-Days Rain: 0.94 in
7-Days ET: 1.06 in
7-Day:  0.123 in water in deficit of what evaporated in last 7 days. 0.123 in
October:  2.57 in water in deficit of what evaporated this month. 2.57 in
HIGHS: LOWS:
102.9°F
Jun-21-2016
-15.3°F
Feb-5-2014
Daytime Records
  100.9°F
Jun-21-2016
  -6.9°F
Feb-05-2014
Nitetime Records
  84.9°F
Jun-19-2012
  -10.3°F
Feb-06-2014
ICN:1 | 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.   10 Historical average only to day 21 of just the month of October for this station since 2012.   11 Historical average rain this season to day 21 of October for this station since 2012.
 NWS Weather Forecast  -   Outlook Overnight & Wednesday
Overnight

Overnight: Partly Cloudy
Partly Cloudy

Lo 38 °F
NWS forecast: Partly cloudy, with a low around 38. Northwest wind around 7 mph.
Local station forecast: Mostly cloudy. Smoke in the afternoon. Highs 65 to 73. West winds 10 to 15 mph in the afternoon.
Wednesday

Wednesday: Mostly Sunny then Areas Of Smoke
Mostly Sunny then Areas Of Smoke

Hi 71 °F ↓
NWS forecast: Areas of smoke after noon. Mostly sunny. High near 71, with temperatures falling to around 68 in the afternoon. West northwest wind around 7 mph.
 NWS Short Term Weather Forecast
Wednesday
Night
Wednesday Night: Smoke
Smoke
Thursday

Thursday: Smoke
Smoke
Thursday
Night
Thursday Night: Slight Chance Light Snow then Mostly Cloudy
Slight Chance Light Snow then Mostly Cloudy
Friday

Friday: Partly Sunny
Partly Sunny
Friday
Night
Friday Night: Partly Cloudy
Partly Cloudy
Saturday

Saturday: Mostly Sunny then Slight Chance Light Rain
Mostly Sunny then Slight Chance Light Rain
Saturday
Night
Saturday Night: Rain And Snow Likely
Rain And Snow Likely
Lo 45 °F ↑ Hi 63 °F Lo 21 °F Hi 42 °F Lo 27 °F Hi 54 °F Lo 20 °F
Version 6.95b - 03-Apr-2019 - Script by: Scott of BurnsvilleWeatherLIVE.com
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Radar/Satellite images courtesy of Weather Underground.