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  Mechanicsburg PA - NWS Weather Forecast  -  
Overnight's and Independence Day's Outlook
Last updated on 9:53 pm EDT Jul 3, 2009
Overnight

Patchy Fog
Patchy
Fog
Lo 59 °F 		Patchy fog after 1am. Otherwise, partly cloudy, with a low around 59. West wind between 3 and 7 mph.
Independence
Day
Mostly Sunny
Mostly
Sunny
Hi 81 °F 		Mostly sunny, with a high near 81. Northwest wind between 7 and 11 mph.

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Current Conditions ...LIVE...
Measured in Mechanicsburg, PA at Station-ID KPAMECHA5
Updated: @ Jul-03-2009 10:08pm - next update at 7:00pm  
Summary / Temperature Wind Rain/Melted Snow Outlook
mostly cloudy_

Currently 67.4°F, Max: 76.4°F, Min: 59.7°F 67.4°F
Colder 0.9°F than last hour.

---

Feels like: 67°F

24-hr difference
5.2°FWarmer 5.2°F than yesterday at this time.
  Today Yesterday
High: 76.4°F
3:17pm 		76.9°F
2:59pm
Low: 59.7°F
2:20am 		60.4°F
11:54pm
Records: 107.6°F
1966 		53.6°F
2001
Wind from WNW WNW
4.2
Gust:
 7.0 mph
2 Bft - Light Breeze
Today: 20.0 4:11pm
Gust Month:   21.0   Jul 1
Rain Today: 0.14 in
Rain Rate (/hr): 0.00 in
Rain Yesterday: 0.80 in
Storm Rain: 1.42 in
July: 1.14 in
Season Total:1 26.53 in
3 rain days in Jul.
Saturday
Night
Chance Rain. Chance for Measurable Precipitation 30%
Chance
Rain
Humidity & Barometer Almanac Moon
Humidity: 67 % Decreased 1% since last hour.
Dew Point: 56.0°F Decreased 1.2°F since last hour.
Barometer: 29.896 inHg Rising 0.022 °F/hr
Baro Trend: Steady
Sunrise: 5:44am
Sunset: 8:41pm
Moonrise: 6:57pm
Moonset: 3:03am
Waxing Gibbous
Waxing Gibbous, Moon at 11 days in cycle
90%
Illuminated
UV Index Forecast UV Index Forecast
3 Jul 2009   Very High   8.0   
4 Jul 2009   Very High   9.2   
5 Jul 2009   Very High   8.8   
6 Jul 2009
8.5     Very High 
Windchill Heating Degree Days Sun
Current: 67.4°F°F
Today: 59.7 °F°F  2:20am
Yesterday: 60.4 °F°F
Last Week: 59.7°F
Record: -6.9°F   Jan-17-2009
Today: 2.3
Jul. to Date: 2.3
2009 to Date: 3305.5
Cooling Degree Days
2009 to Date: 177.7
Hours of Daylight: 14:57:00
Snow3 Irrigation Index4 Station All Time Records Fire Risk
Today: --- in
Yesterday: 0 in
July: 0 in
Season Total:2 0 in
Snow Depth: 0 in
0 snow day in Jul.
8 snow days in all 2009.
ICN:13 ISS:Ok
Updated at Midnight
7-Days Rain: 1.409 in   
7-Days ET: 0.000 in   
7-Day Index: 1.409 inPlus 1.409 in than yesterday at this time.
July Index: 1.14 inPlus 1.14 in than yesterday at this time.
Outside Now
Air Density: 1.2 kg/m3
Cloud Height: 3026 ft
HIGHS: LOWS:
107.1°F
Jul-03-1996 		-22.0°F
Jan-21-1994
Record Day(6am-6pm)
    91.6°F on: Aug 24 2008   11.5°F on: Jan 16 2009
Record Nite(6pm-6am)
  80.6°F on: Sep 15 2008 5.0°F on: Jan 17 2009
Current Fire Weather Index
Today:
0.0 of 31
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Snow manually measured
4 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.)



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