Pinpoint Forecasts and Live Weather Conditions for Mount Prospect, Il.
Regional Radar Regional Infrared Satellite
  Courtesy of Weather Underground.  Level3 Radar   Click for Details
WXSIM Risk forecast for Mount Prospect, initialized at 7:00 PM 05 Mar, 2015
Wind Chill
Expect wind chills dropping to -14 to -5 Tonight. The low in Mt. Prospect will be 2.
Expect wind chills dropping to -14 to 21 Friday. The high in Mt. Prospect will be 33.
* THIS FORECAST WAS MADE IN AUTOMATED MODE AND MAY BE LESS ACCURATE THAN OTHERWISE *
METRIC | IMPERIAL
Updated: Mar-05-2015 @ 9:50pm  
Temperature Current Conditions In House Forecast / Storm Prediction
Currently Outside: Colder 0.6°F than last hour.

8.1°F

Wind Chill:  -0.4°F
Feels like:  -0°F
---
High Today
20.3°F
2:06 PM
Low Today
3.5°F
6:17 AM
Yesterday High
29.1°F
12:00 AM
Yesterday Low
9.4°F
11:59 PM
24 Hr Change
-4.5°F
Hour Change
-0.6°F
Normal High
42.0°F
Normal Low
27.0°F
Rec* High
76.0°F
1983
Rec* Low
-0.0°F
1978
* Records from Weather Underground
Station Record Low
Night, Dry, Clear skies It is Night, Dry, Clear skies

Wind from SW Wind:  SW
4.6

Gusting to:
5 mph
Current Snow Snow3:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
0.3 of 100
Tonight

Mostly Clear
Cold!
Mostly Clear
Cold!
Low: 2°
Friday

Snow
Cold!
Snow
Cold!
High: 33°
Friday
night
Snow
Cold!
Snow
Cold!
Low: 23°

Click here for full Forecast
SPC Activity Map
Dew Point Liquid Precipitation Wind Sun/Moon
Dew Point: Decreased 0.3°F since last hour. 0.3°F
In Last Hour: Decreased 0.3°F since last hour. 0.3°F
High Dew
Point:
7.0°F
at 2:01 PM
Low Dew
Point:
-4.9°F
at 6:08 AM
Record Dew
Point:
82.4°F
Jul-21-2011
Wetbulb: 6.8°F
Melt Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.06 in
March Rain: 0.04 in
March Avg: 1.29 in
Diff from Avg: Under 1.25 in for the month -1.25 in
Rain Season:1 0.91 in
Last YTD Rain:1 3.27 in
Last Rain
Time/Date:
03/03/2015
at 1:52 PM
14 rain days in 2015
3 days in March
1 day since last rain
Currently: SW at
4.6 mph
Gusting To: 5
Max Gust: 2012:01 PM
1Hr Average: 5.5 mph
Month Gust: 36 mph Mar 4
Year Gust: 54 mph Feb 14
Record Gust: 75 mph
on 25-Apr-2014
Wind Run: miles
Daylight:
11 hrs 29 min
of Daylight Today
graph
46.6% 53.4%
Which is
2 min 50sec longer
than yesterday
FULL MOON, 15 days, 4 hours, 6 minutes in cycle
100%
Illuminated
Humidity Barometer
Humidity: Increased 1% since last hour. 70 %
In Last Hour: +1%
High
Today
75%
at 7:20 AM
Low
Today
52%
at 12:59 PM
Current: Rising 0.004  inHg/hr 30.558 inHg
In Last Hour: Steady
High
Today:
30.563
at 9:13 PM
Low
Today:
30.353
at 12:00 AM
Heating Degree Days Snow3 Wind Chill Air
Today: 50.7
March: 220.2
2015 to Date: 2924.8
Cooling Degree Days
2015 to Date: 0.0
Today: 0.00 in
Yesterday: 0.00 in
March: Over 2.867 in for the month 3.30 in
March Avg: 0.43 in
Diff from Avg: 2.87 in
Season Total:2 43.60 in
Snow Depth: 8.00 in
1 snow day in March
17 snow days this season.2
First Snow of Season:
11/15/2014
Average 1st Snow:
30 of November
Current: -0.4°F
Today: -11.9°F  at 6:17 AM
Yesterday: -5.4°F
Record: -45.8°F
Jan-6-2014
Quality
Index6:

39


Good
Density:
1.386 kg/m3
UV Summary/Forecast Solar Summary
High Today:   0.0 @ 12:00 AM
Mar-06

2.8
Mar-07

2.9
Mar-08

3.0
High Today:  
270 W/m2 @ 12:07 PM
Sun Hours Today:
01:39
  This Month: 04:17 Hrs
Rise: 6:18 AM  Set: 5:47 PM
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Evening
Week Avg Temp: 17.0°F
MTD Avg Temp: 20.5°F
YTD Avg Temp: 19.1°F
Sunrise: 6:18 AM
Sunset: 5:47 PM
Moonrise: 6:04 PM
Moonset: 6:34 AM
Full Moon: 5 March 2015
New Moon: 09:37 UTC 20 March 2015
Updated at Midnight
Current ET: 0.04 in
7-Days Rain: 0.06 in
7-Days ET: 0.17 in
7-Day:  0.102 in water in deficit of what evaporated in last 7 days. -0.102 in 0.102 in water in deficit of what evaporated in last 7 days. in
March:  0.08 in water in deficit of what evaporated this month. -0.08 in
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HIGHS: LOWS:
106.5°F
06-Jul-2012
-17.3°F
06-Jan-2014
Daytime Records
  96.8°F
Jul-06-2012
  -13.7°F
Jan-06-2014
Nitetime Records
  88.0°F
Jul-07-2012
  -13.2°F
Jan-07-2014
ICN:1 | S3C2:6
ISS:Station 2 Low | 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 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 Tonight & Friday
Tonight

Mostly Clear
Mostly
Clear
Lo 2 °F
NWS forecast: Mostly clear, with a low around 2. Wind chill values as low as -13. West southwest wind 5 to 10 mph.
Friday

Breezy
Breezy

Hi 31 °F
NWS forecast: Partly sunny, with a high near 31. Wind chill values as low as -12. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph.
 NWS Short Term Weather Forecast
Friday
Night

Mostly Cloudy
Mostly
Cloudy
Lo 24 °F
Saturday

Partly Sunny
Partly
Sunny
Hi 42 °F
Saturday
Night

Mostly Cloudy
Mostly
Cloudy
Lo 24 °F
Sunday

Slight Chc Rain/Snow. Chance for Measurable Precipitation 20%
Slight Chc
Rain/Snow
Hi 39 °F
Sunday
Night

Partly Cloudy
Partly
Cloudy
Lo 24 °F
Monday

Sunny
Sunny

Hi 42 °F
Monday
Night

Mostly Clear
Mostly
Clear
Lo 26 °F
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