Winter Weather Advisory WINTER WEATHER ADVISORY - Adams County  - Thornton

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METRIC | IMPERIAL
Updated: 20-Apr-2024 @ 2:30am   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.1°F than last hour.

30.9°F

Wind Chill:  30.9°F
24-hr diff: -3.3°FColder 3.3°F than yesterday at this time.
Cold
High Today
31.4°F
1:08 AM
Low Today
30.8°F
1:44 AM
Yest High
40.5°F
11:32 AM
Yest Low
31.1°F
11:52 PM
Sta* High
81.0°F
2019
Sta* Low
14.7°F
2021
* This Station's Records Since 11/2006
Night time, Dry, Obscured Night time, Dry, Obscured

Calm Wind:  ENE
0.0

Gusting to:
0.0 mph
Current Snow Snow3:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-2.4 of 100
Overnight

Overnight: Snow Showers
Snow Showers
Saturday

Saturday: Snow Showers
Snow Showers
Saturday
Night
Saturday Night: Mostly Cloudy
Mostly Cloudy
Lo 30°F Hi 42°F Lo 34°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 0.1°F since last hour. 29.4°F
Last Hour: Decreased 0.1°F since last hour. -0.1°F
High 12:39 AM: 30.0°F
Low 1:44 AM: 29.3°F
Record High: 73.2°F on
3-Aug-2007
Record Low: -17.3°F on
16-Jan-2024
Wetbulb: 30.3°F
Rain Today
rain graph

Melt Today: 0.00 in
Storm Rain: 0.20 in
Yesterday: 0.18 in
Last 7 Days: 0.52 in
Apr Rain: 0.74 in
Apr to Date
  Avg:10
1.00 in
Apr to Date
  Diff from Avg:10
Under 0.26 in for the month 0.26 in
Apr Avg: 1.52 in
Diff from Avg: Under 0.78 in for the month 0.78 in
Season:1 4.98 in
YTD
  Avg:11
3.26 in
YTD
  Diff from Avg:11
Over 1.72 in for the year 1.72 in
Last Rain
Time/Date:
19-Apr-2024
at 7:02 PM
24 rain days in 2024
4 days in April
0 days since last rain
Current: ENE  0.0 mph
1Hr Average: Calm
Wind Run: 0.00 miles
Wind Gust
Current: 0.0 mph
Today: 0.0 mph 4:01 PM
Month: 36.0 mph 6-Apr
Year: 46.0 mph 10-Jan
Record Gust: 62.1 mph
17-Apr-2018
Sunlight:
13 h 30 m 37 s
of Sunlight Yesterday
13 h 33 m 4 s
of Sunlight Today
Which is
2 min 27 sec longer than
yesterday
13 h 35 m 29 s
of Sunlight Tomorrow
(Noon) graph (Midnight)
Legend

Waxing Gibbous
Waxing Gibbous, 11 days, 14 hours, 13 minutes in cycle
88%
Illuminated
Humidity Barometer
Current: No Change 94%
Last Hour: No Change 0%
High 12:00 AM: 95%
Low 12:07 AM: 94%
Record High: 100%
12-Feb-2007
Record Low: 0%
1-Jan-2008
Current: Falling 0.01  inHg/hr 30.527 inHg
Last Hour: Steady
High 12:54 AM: 30.549
Low 2:29 AM: 30.526
Record High: 31.086 inHg
30-Dec-2014
Record Low: 25.130 inHg
17-Dec-2006
Heating Degree Days Snow3 Wind Chill Air
Today: 2.7
Apr: 250.1
2024 to Date: 2835.3
Cooling Degree Days
2024 to Date: 0.0
Today: 0.00 in
Yesterday: 0.40 in
Apr Snow: Under 5.348 in for the month 0.40 in
Apr Avg: 5.75 in
Diff from Avg: -5.35 in
Season Total:2 45.70 in
Snow Depth: 0.00 in
1 snow day in April
22 snow days this season.2
First Snow of Season:
29-Oct-2023
Average 1st Snow:
25 of Oct
Current: 30.9°F
Low 1:44 AM: 30.8°F
Yesterday: 27.7°F
Record: -31.0°F
22-Dec-2022
Quality
Index6:

44


Good
Density:
1.32 kg/m3
UV Summary/Forecast Solar Summary
High Yest:   2.7 @ 12:16 PM
Apr-20

6.6
Apr-21

6.7
Apr-22

6.8
High Yest:   378.0 @ 10:03 AM
Sun Hours Today:
00:00
   This Month: 95:04 Hrs
Rise: 6:13 am  Set: 7:42 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Night
YTD Avg Temp: 39.2°F
Sunrise: 6:13 am
Sunset: 7:42 pm
Moonrise: 4:53 pm
Moonset: 4:55 am
Full Moon: 23-Apr-2024
New Moon: 03:23 UTC
07-May-2024
Updated at Midnight
Current ET: 0.00 in
7-Days Rain: 0.52 in
7-Days ET: 0.98 in
7-Day:  0.456 in water in deficit of what evaporated in last 7 days. 0.456 in
April:  2.2 in water in deficit of what evaporated this month. 2.2 in
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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: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.   10 Historical average only to day 20 of just the month of April for this station since 2006.   11 Historical average rain this season to day 20 of April for this station since 2006.
 NWS Weather Forecast  -   Outlook Overnight & Saturday
Overnight

Overnight: Snow Showers
Snow Showers

Lo 30°F
NWS forecast: Snow showers. Cloudy, with a low around 30. Northeast wind around 7 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday

Saturday: Snow Showers
Snow Showers

Hi 42°F
NWS forecast: Snow showers before 1pm, then a chance of rain and snow showers. Cloudy, with a high near 42. North northeast wind 6 to 9 mph. Chance of precipitation is 80%. New snow accumulation of less than half an inch possible.
 NWS Short Term Weather Forecast
Saturday
Night
Saturday Night: Mostly Cloudy
Mostly Cloudy
Sunday

Sunday: Mostly Sunny
Mostly Sunny
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy
Monday

Monday: Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And T-Storms
Monday
Night
Monday Night: Partly Cloudy
Partly Cloudy
Tuesday

Tuesday: Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And T-Storms
Tuesday
Night
Tuesday Night: Chance Showers And Thunderstorms then Mostly Cloudy
Chance Showers And T-Storms then Mostly Cloudy
Lo 34°F Hi 66°F Lo 42°F Hi 76°F Lo 42°F Hi 65°F Lo 44°F
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