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There are no active watches, warnings or advisories for Jefferson (Colorado).

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This afternoon Snow	Tonight Snow	Tuesday Partly Cloudy	Tuesday night Partly Cloudy Cold!	Wednesday Mostly Sunny	Wednesday night Mix	Thursday Partly Cloudy	Thursday night Partly Cloudy	Friday Mostly Sunny

METRIC | IMPERIAL

Updated: 02/06/2012 @ 3:15:00 pm

Summary / Temperature

Wind

Rain/Melted Snow

Fire Risk

Partly cloudy, Dry

34.4°F

---

Feels like:
31°F

24-hr
difference
0.1°F

TEMP:	HIGH:	LOW:
Today:	35.0°F	19.5°F
Today:	11:30am	12:45am
Yesterday:	35.8°F	15.9°F
Yesterday:	2:25pm	4:46am
Record:	66.0°F	1.0°F
Record:	2007	1985
Normal:	42.0°F	22.0°F

	NNW 4.0 Gust: 3.0
Light Breeze
60-Min Avg:	6.6 mph
120-Min Avg:	9.2 mph
Max Gust:	17.0 mph 1:21pm
Month:	34.5 mph Feb 2

Today:	0.00 in
Yesterday:	0.00 in
Last Rain:	2/4/2012 1:10 AM
February:	1.55 in
Last 7 Days:	1.55 in
Rain Season:¹	1.92 in
Rain Days:	7 in 2012
3 rain days in February.

Chandler Burning Index

Currently:
22.0
at 3:15 PM

Barometer

Humidity/Dew Point

Sun/Moon

Current:	30.253 inHg
1-Hr Trend:	Steady
3-Hr Trend:	Steady
Today:	30.359 30.227

Humidity:	44 %
Humidex:	27.4°F
Today:
Dew Point:	14.7°F
Wetbulb:	28.5°F

Daylight:

10:20
^{+
00:02 Min}

64% Illuminated

Current UV Index

Current Solar Energy

0.9

Sunburn in

124 Minutes

Highest:
11:10am
2.4

Energy: 214 W/m² (68 %)

High: 454 at 11:20am

Feels like: 33.2°F

Wind Chill

Heating Degree Days

Air Quality⁶

Current:	30.9°F
Today:	13.6°F at 2:54am
Yesterday:	9.2°F
Last Week:	9.3°F
Record:	-23.8°F 01-Feb-2011

Today:	26.5
February:	198.3
2012 to Date:	999.9
Cooling Degree Days
2012 to Date:	0.0

Current AQI

65

Moderate

Snow³

Irrigation Index⁵

Station All Time Records

Cloud Level

Today:	0.00 in
Yesterday:	0.00 in
February:	18.25 in
Season Total:²	63.25 in
Snow Depth:	18.25 in
2 snow days in February
13 snow days this season.²

Updated at Midnight
Current:	0.04 in
7-Days Rain:	1.55 in
7-Days ET:	0.31 in
7-Day:	1.244 in
February:	1.32 in
Outside Now
Air Density:	1.299 kg/m³

HIGHS:	LOWS:
97.5°F 01-Aug-2008	-13.9°F 02-Feb-2011
Daytime Records
94.5°F 01-Aug-2008	-4.9°F 01-Feb-2011
Nitetime Records
81.3°F 02-Aug-2008	-9.4°F 02-Feb-2011
ICN:5 ISS:Ok CON:4.6 RCP:100%

¹ Rain season: Jan 1st to Dec 31st. ² Snow season October 1st to September 30th. ³ Snow manually measured usually around 7AM and 7PM. 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 Minnesota Polution Control Agency and is updated hourly between the hours of 6AM and Midnight.

NWS Weather Forecast - Outlook Late Afternoon & Tonight

Late
Afternoon

Slight Chc
Snow
Hi 34 °F

NWS forecast: A 20 percent chance of snow. Mostly cloudy, with a high near 34. Light north northwest wind.
WXSIM forecast: Mostly cloudy. A slight chance of snow. Precipitation (liquid equivalent) less than a tenth of an inch.
No snow accumulation expected.

Tonight

Chance
Snow
Lo 14 °F

NWS forecast: A 50 percent chance of snow. Mostly cloudy, with a low around 14. North wind around 6 mph becoming calm. New snow accumulation of less than a half inch possible.
WXSIM forecast: Mostly cloudy to cloudy. A slight chance of snow. Precipitation (liquid equivalent) less than a tenth of an inch.
No snow accumulation expected.

NWS Short Term Weather Forecast

Tonight

Chance Snow. Chance for Measurable Precipitation 50%

Chance
Snow
Lo 14 °F

Tuesday

Slight Chance Snow. Chance for Measurable Precipitation 10%