No Warnings, Watches, or Advisories

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: 28-Mar-2024 @ 2:15am   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 3.2°F than last hour.

34.9°F

Wind Chill:  32.8°F
24-hr diff: 6.7°FWarmer 6.7°F than yesterday at this time.
Cold
High Today
40.0°F
12:00 AM
Low Today
34.2°F
2:06 AM
Yest High
57.5°F
4:16 PM
Yest Low
25.9°F
6:13 AM
Sta* High
79.8°F
2015
Sta* Low
12.0°F
2009
* This Station's Records Since 11/2006
Night time, Dry, Partly cloudy Night time, Dry, Partly cloudy

Wind from S Wind:  S
2.9

Gusting to:
2.0 mph
Current Snow Snow3:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
12.8 of 100
Overnight

Overnight: Partly Cloudy
Partly Cloudy
Thursday

Thursday: Partly Sunny
Partly Sunny
Thursday
Night
Thursday Night: Mostly Cloudy
Mostly Cloudy
Lo 30°F Hi 62°F Lo 35°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: No Change 19.0°F
Last Hour: No Change -0.0°F
High 1:02 AM: 19.8°F
Low 12:14 AM: 16.6°F
Record High: 73.2°F on
3-Aug-2007
Record Low: -17.3°F on
16-Jan-2024
Wetbulb: 29.8°F
Rain Today
rain graph

Melt Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.48 in
Mar Rain: 2.27 in
Mar to Date
  Avg:10
1.17 in
Mar to Date
  Diff from Avg:10
Over 1.1 in for the month 1.10 in
Mar Avg: 1.17 in
Diff from Avg: Over 1.1 in for the month 1.10 in
Season:1 4.20 in
YTD
  Avg:11
2.20 in
YTD
  Diff from Avg:11
Over 2 in for the year 2.00 in
Last Rain
Time/Date:
26-Mar-2024
at 12:14 PM
19 rain days in 2024
7 days in March
1 day since last rain
Current: S  2.9 mph
1Hr Average: 3.2 mph
Wind Run: 6.46 miles
Wind Gust
Current: 2.0 mph
Today: 9.2 mph 1:24 AM
Month: 31.0 mph 24-Mar
Year: 46.0 mph 10-Jan
Record Gust: 62.1 mph
17-Apr-2018
Sunlight:
12 h 31 m 44 s
of Sunlight Yesterday
12 h 34 m 22 s
of Sunlight Today
Which is
2 min 38 sec longer than
yesterday
12 h 36 m 59 s
of Sunlight Tomorrow
(Noon) graph (Midnight)
Legend

Waning Gibbous
Waning Gibbous, 17 days, 23 hours, 19 minutes in cycle
91%
Illuminated
Humidity Barometer
Current: Increased 6% since last hour. 52%
Last Hour: Increased 6% since last hour. 6%
High 2:04 AM: 54%
Low 12:00 AM: 39%
Record High: 100%
12-Feb-2007
Record Low: 0%
1-Jan-2008
Current: Falling 0.021  inHg/hr 30.111 inHg
Last Hour: Falling slowly
High 12:03 AM: 30.148
Low 2:13 AM: 30.111
Record High: 31.086 inHg
30-Dec-2014
Record Low: 25.130 inHg
17-Dec-2006
Heating Degree Days Snow3 Wind Chill Air
Today: 2.1
Mar: 627.3
2024 to Date: 2516.4
Cooling Degree Days
2024 to Date: 0.0
Today: 0.00 in
Yesterday: 0.00 in
Mar Snow: Over 4.816 in for the month 15.80 in
Mar Avg: 10.98 in
Diff from Avg: 4.82 in
Season Total:2 45.30 in
Snow Depth: 0.00 in
4 snow days in March
21 snow days this season.2
First Snow of Season:
29-Oct-2023
Average 1st Snow:
25 of Oct
Current: 32.8°F
Low 2:13 AM: 30.5°F
Yesterday: 23.1°F
Record: -31.0°F
22-Dec-2022
Quality
Index6:

50


Good
Density:
1.29 kg/m3
UV Summary/Forecast Solar Summary
High Yest:   4.4 @ 12:47 PM
Mar-28

5.3
Mar-29

4.7
Mar-30

4.7
High Yest:   860.0 @ 2:01 PM
Sun Hours Today:
00:00
   This Month: 107:15 Hrs
Rise: 6:49 am  Set: 7:19 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Night
YTD Avg Temp: 36.0°F
Sunrise: 6:49 am
Sunset: 7:19 pm
Moonrise: 10:03 pm
Moonset: 8:13 am
Full Moon: 25-Mar-2024
New Moon: 18:21 UTC
08-Apr-2024
Updated at Midnight
Current ET: 0.03 in
7-Days Rain: 0.48 in
7-Days ET: 0.69 in
7-Day:  0.205 in water in deficit of what evaporated in last 7 days. 0.205 in
March:  0.22 in water in deficit of what evaporated this month. 0.22 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:1 | S3C2:1 | Ajax 3.xx
ISS:Ok | CON:4.7 | RCP:98%
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.   10 Historical average only to day 28 of just the month of March for this station since 2006.   11 Historical average rain this season to day 28 of March for this station since 2006.
 NWS Weather Forecast  -   Outlook Overnight & Thursday
Overnight

Overnight: Partly Cloudy
Partly Cloudy

Lo 30°F
NWS forecast: Partly cloudy, with a low around 30. South southwest wind around 8 mph.
Thursday

Thursday: Partly Sunny
Partly Sunny

Hi 62°F
NWS forecast: Partly sunny, with a high near 62. South southwest wind 6 to 12 mph, with gusts as high as 18 mph.
 NWS Short Term Weather Forecast
Thursday
Night
Thursday Night: Mostly Cloudy
Mostly Cloudy
Friday

Friday: Mostly Sunny then Slight Chance Light Rain
Mostly Sunny then Slight Chance Light Rain
Friday
Night
Friday Night: Chance Light Rain
Chance Light Rain
Saturday

Saturday: Partly Sunny
Partly Sunny
Saturday
Night
Saturday Night: Slight Chance Light Rain then Partly Cloudy
Slight Chance Light Rain then Partly Cloudy
Sunday

Sunday: Mostly Sunny then Chance Light Rain
Mostly Sunny then Chance Light Rain
Sunday
Night
Sunday Night: Chance Rain then Chance Rain And Snow
Chance Rain then Chance Rain And Snow
Lo 35°F Hi 58°F Lo 37°F Hi 63°F Lo 36°F Hi 63°F Lo 35°F
ajax-dashboard6.php - Version 6.95h - 20-Feb-2023 - Script by: Scott of BurnsvilleWeatherLIVE.com
Now supported by Saratoga-weather.org Download