Mount Prospect, Il. Weather

66°F

Mount Prospect,Il, USA

Updated: 05/17/2012 6:05pm

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High Temp

103° Needles, CA

Low Temp

25° Embarrass, MN

Precipitation

2.99" Homestead, FL

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A tied weather record has been established for this weather station. Click to view.

Pinpoint Forecasts and Live Weather Conditions for Mount Prospect, Il.


	Courtesy of Weather Underground.	Level3 Radar Click for Details

WXSIM Risk forecast for Mount Prospect, initialized at 4:55 PM 17 May, 2012
	No Hazards
	Significant weather events are not anticipated in the forecast period.
* THIS FORECAST WAS MADE IN AUTOMATED MODE AND MAY BE LESS ACCURATE THAN OTHERWISE *

Today's Temperature Facts

Tonights forecast low of 53° is 1 degree warmer than the normal low of 52°

METRIC | IMPERIAL

Updated: 05/17/2012 @ 6:05:00 pm

Temperature

Good Evening! Current Conditions and Tonight's Outlook

Currently Outside: 67.1°F Feels like: 67°F Comfortable
High Today 72.0°F 2:51pm	Low Today 40.9°F 5:42am
Rec* High 94.0°F 1962	Rec* Low 36.0°F 1973
* Records from Weather Underground

	It is Mostly cloudy
	Wind: ENE 6.1 Gusting to: 5.6
	Rain Today: 0.00 in

Tonight	Partly cloudy in the evening, becoming partly to mostly cloudy after midnight.

Click here for full Forecast

Current Fire Weather Index

Today:
11.3 of 31

Dew Point

Liquid Precipitation

Wind

Sun/Moon

Dew Point:	45.6°F
In Last Hour:	-1.7°F
High Dew Point:	48.5°F at 5:06 PM
Low Dew Point:	35.6°F at 12:29 AM
Wetbulb:	56.0°F

Today:	0.00 in
Yesterday:	0.01 in
Last 7 Days:	0.05 in
May Rain:	1.31 in
May Avg:	4.96 in
Diff from Avg:	-3.65 in
Rain Season:¹	9.13 in
Last YTD Rain:¹	8.70 in
Last Rain Time/Date:	5/16/2012 at 12:36 AM
51 rain days in 2012
10 days in May 1 day since last rain

Currently:	ENE at 6.1 mph
Gusting To:	5.6
Max Gust:	17.8@ 12:07pm
1Hr Average:	4.8 mph
Max Gust This Month:	31.4 mph on May 15
Wind Run:	39.13 miles

Daylight:

14:38

+00:02
Minutes

86%
Illuminated

Humidity

Barometer

Humidity:	46 %
In Last Hour:	+1%
High Today	90% at 6:31 AM
Low Today	35% at 1:37 PM

Current:	30.021 inHg
In Last Hour:	Steady
High Today:	30.149 at 7:09 AM
Low Today:	30.020 at 5:29 PM

Cooling Degree Days

Lightning Strikes

Heat Index

Air

Today:	0.0
May:	16.7
2012 to Date:	55.1
Heating Degree Days
2012 to Date:	3266.5

Last Min:	0
Last 5 Mins:	0
Last 30 Mins:	0
Last 60 Mins:	0
Last 12 Hrs:	0
May:	0
2012 to Date:	0
Last Strike:

Current:	67.1°F
Today:	72.0°F 2:51pm
Yesterday:	61.2°F
Record:	125.2°F Jul-21-2011

Quality
Index⁶:
51

Moderate

Density:
1.206 kg/m³

Current UV Index

Current Solar Energy

0.0

Sunburn in

N/A Minutes

Highest:
12:29pm
8.0

Energy: 192 W/m² (94 %)

High: 604 at 1:19pm

Feels like: 70.0°F

Almanac

Irrigation Index⁵

Station All Time Records

Cloud Level

Currently:	Evening
YTD Avg Temp:	45.9°F
Sunrise:	5:28am
Sunset:	8:06pm
Moonrise:	3:30am
Moonset:	5:10pm
Full Moon:	6 May 2012
New Moon:	23:48 UTC 20 May 2012

Updated at Midnight
Current ET:	0.16 in
7-Days Rain:	0.05 in
7-Days ET:	1.02 in
7-Day:	-0.965 in
May:	-0.31 in

HIGHS:	LOWS:
100.9°F Jul-21-2011	-16.8°F Jan-16-2009
Daytime Records
93.4°F Jul-21-2011	-6.2°F Jan-15-2009
Nitetime Records
86.9°F Jul-21-2011	-12.6°F Jan-16-2009
ICN:0 \| ISS:Ok \| CON:4.6 \| RCP:99%

¹ Rain season: Jan 1st to Dec 31st. ⁴ Updated at Noon Central Time 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.

Our In-House Weather Forecast - Outlook Friday & Friday Night

Friday	Partly to mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Warm.		Friday night	Mostly clear in the evening, becoming clear after midnight.