Air Quality Alert AIR QUALITY ALERT - Adams County

Current Radar
Thornton, Colorado current radar
Click for larger view
Current Webcam
Thornton, Colorado current webcam image
Click for larger view
Latest News
powered by Surfing Waves
spacer
METRIC | IMPERIAL
Updated: 20-Jul-2024 @ 1:55pm   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Warmer 1.7°F than last hour.

83.1°F

Heat Index:  81.8°F
24-hr diff: 1.9°FWarmer 1.9°F than yesterday at this time.
Warm
High Today
83.8°F
1:38 PM
Low Today
59.4°F
5:41 AM
Yest High
90.4°F
3:31 PM
Yest Low
60.2°F
5:42 AM
Sta* High
98.2°F
2018
Sta* Low
55.2°F
2015
* This Station's Records Since 11/2006
Sunny, Dry Sunny, Dry

Wind from E Wind:  E
3.7

Gusting to:
7.0 mph
Current Rain Rain:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
40.4 of 100
This
Afternoon
This Afternoon: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Tonight

Tonight: 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 87°F Lo 60°F Hi 77°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 1.3°F since last hour. 54.9°F
Last Hour: Decreased 1.3°F since last hour. -1.3°F
High 12:28 PM: 61.3°F
Low 3:21 AM: 51.5°F
Record High: 73.2°F on
3-Aug-2007
Record Low: -17.3°F on
16-Jan-2024
Wetbulb: 66.4°F
Rain Today
rain graph

Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.63 in
Jul Rain: 0.86 in
Jul to Date
  Avg:10
1.24 in
Jul to Date
  Diff from Avg:10
Under 0.38 in for the month 0.38 in
Jul Avg: 1.91 in
Diff from Avg: Under 1.05 in for the month 1.05 in
Season:1 9.33 in
YTD
  Avg:11
9.48 in
YTD
  Diff from Avg:11
Under 0.15 in for the year 0.15 in
Last Rain
Time/Date:
18-Jul-2024
at 3:52 PM
44 rain days in 2024
7 days in July
1 day since last rain
Current: E  3.7 mph
1Hr Average: 2.3 mph
Wind Run: 26.20 miles
Wind Gust
Current: 7.0 mph
Today: 14.0 mph 1:45 PM
Month: 37.0 mph 3-Jul
Year: 48.3 mph 14-May
Record Gust: 62.1 mph
17-Apr-2018
Sunlight:
14 h 39 m 52 s
of Sunlight Yesterday
14 h 38 m 19 s
of Sunlight Today
Which is
1 min 33 sec shorter than
yesterday
14 h 36 m 42 s
of Sunlight Tomorrow
(Noon) graph (Midnight)
Legend

Waxing Gibbous
Waxing Gibbous, 14 days, 21 hours, 3 minutes in cycle
100%
Illuminated
Humidity Barometer
Current: Decreased 5% since last hour. 38%
Last Hour: Decreased 5% since last hour. 5%
High 5:14 AM: 78%
Low 1:52 PM: 36%
Record High: 100%
12-Feb-2007
Record Low: 0%
1-Jan-2008
Current: Falling 0.017  inHg/hr 30.055 inHg
Last Hour: Falling slowly
High 10:06 AM: 30.103
Low 2:12 AM: 30.016
Record High: 31.086 inHg
30-Dec-2014
Record Low: 25.130 inHg
17-Dec-2006
Cooling Degree Days Snow3 Heat Index Air
Today: 0.8
Jul: 186.2
2024 to Date: 492.1
Heating Degree Days
2024 to Date: 3173.2
Today: 0.00 in
Yesterday: 0.00 in
Jul Snow: No Change 0.00 in
Jul Avg: 0.00 in
Diff from Avg: 0.00 in
Season Total:2 0.00 in
Snow Depth: 0.00 in
0 snow days in July
0 snow days this season.2
First Snow of Season:
8-Jan-2024
Average 1st Snow:
25 of Oct
Current: 81.8°F
High 1:36pm: 83.2°F
Yesterday: 89.0°F
Record: 102.9°F
8-Jul-2021
Quality
Index6:

126


Unhealthy for Sensitive Groups
Density:
1.17 kg/m3
Current UV Index Current Solar Energy9
7.8
Sunburn in
14 Minutes
Highest:
12:53 PM
8.3
918 W/m2
92%
W/m2 SI
High Today:
1:32 PM
969  W/m2
Record:
1461 W/m2
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Afternoon
YTD Avg Temp: 51.6°F
Sunrise: 5:48 am
Sunset: 8:24 pm
Moonrise: 7:44 pm
Moonset: 4:28 am
Full Moon: 21-Jul-2024
New Moon: 11:14 UTC
04-Aug-2024
Updated at Midnight
Current ET: 0.25 in
7-Days Rain: 0.63 in
7-Days ET: 1.60 in
7-Day:  0.972 in water in deficit of what evaporated in last 7 days. 0.972 in
July:  4.13 in water in deficit of what evaporated this month. 4.13 in
Support this Site!
Your donation helps support this site
HIGHS: LOWS:
102.9°F
25-Jun-2012
-14.6°F
2-Feb-2011
Daytime Records
  100.4°F°F
23-Jun-2012
  -8.1°F°F
22-Dec-2022
Nitetime Records
  88.0°F°F
15-Aug-2012
  -10.7°F°F
02-Feb-2011
ICN:0 | S3C2:1 | Ajax 3.xx
ISS:Ok | CON:4.7 | RCP:99%
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Snow manually measured usually around 5AM and 5PM.   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 Colorado Department of Public Health & Environment.   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 20 of just the month of July for this station since 2006.   11 Historical average rain this season to day 20 of July for this station since 2006.
 NWS Weather Forecast  -   Outlook This Afternoon & Tonight
This
Afternoon
This Afternoon: Showers And Thunderstorms Likely
Showers And T-Storms Likely

Hi 87°F
NWS forecast: Showers and thunderstorms likely. Partly sunny. High near 87, with temperatures falling to around 82 in the afternoon. Northeast wind around 9 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Tonight

Tonight: Showers And Thunderstorms Likely
Showers And T-Storms Likely

Lo 60°F
NWS forecast: Showers and thunderstorms likely. Mostly cloudy. Low around 60, with temperatures rising to around 62 overnight. Northwest wind 2 to 8 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
 NWS Short Term Weather Forecast
Sunday

Sunday: Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Chance Showers And T-Storms then Showers And T-Storms Likely
Sunday
Night
Sunday Night: Areas Of Smoke then Partly Cloudy
Areas Of Smoke then Partly Cloudy
Monday

Monday: Sunny then Chance Showers And Thunderstorms
Sunny then Chance Showers And T-Storms
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday

Tuesday: Sunny then Slight Chance Showers And Thunderstorms
Sunny then Slight Chance Showers And T-Storms
Tuesday
Night
Tuesday Night: Mostly Clear
Mostly Clear
Wednesday

Wednesday: Sunny
Sunny
Hi 77°F Lo 57°F Hi 82°F Lo 58°F Hi 87°F Lo 59°F Hi 91°F
Click here for the complete forecast.
ajax-dashboard6.php - Version 6.95h - 20-Feb-2023 - Script by: Scott of BurnsvilleWeatherLIVE.com
Now supported by Saratoga-weather.org Download