Londonderry, Pennsylvania
Current Conditions -  °F | °C
As of 2:56 AM on Tuesday 02 Sep 2014 (Local Time) from KMDT Reporting Station
Few Clouds Few Clouds  
Wind Chill: 78°   Ceiling: Unl
Heat Index: 80°   Visibility: 10mi
Dew Point: 72°   Wind: 3mph
Humidity: 81%   Direction: NA
Pressure: 29.92"   Gusts: NA
Location:  40.1873°N, 76.6948°W
Report Text: KMDT 020656Z VRB03KT 10SM FEW080 26/22 A2992 RMK AO2 SLP131 T02560222
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 91° - Lo 68°
4 AM
Clear
Clear
72°
5 AM
Clear
Clear
72°
6 AM
M Clear
M Clear
71°
7 AM
P Cloudy
P Cloudy
71°
8 AM
M Sunny
M Sunny
71°
9 AM
P Cloudy
P Cloudy
73°
Weather Maps
Daily Forecast -  °F | °C
tue wed thu fri sat sun mon tue wed thu
sep
02
PM T-Storms
PM T-Storms
91°
68°
sep
03
P Cloudy
P Cloudy
86°
63°
sep
04
M Sunny
M Sunny
89°
68°
sep
05
M Sunny
M Sunny
90°
70°
sep
06
PM T-Storms
PM T-Storms
84°
67°
sep
07
Showers
Showers
78°
59°
sep
08
Showers
Showers
76°
57°
sep
09
AM Lgt Rain
AM Lgt Rain
77°
61°
sep
10
Showers
Showers
77°
62°
sep
11
Sct T-Storms
Sct T-Storms
80°
61°
Details for Tuesday, September 02
Mixed clouds and sun this morning. Scattered thunderstorms developing this afternoon. High 91F. Winds WSW at 5 to 10 mph. Chance of rain 40%.
Evening: Scattered thunderstorms early, then partly cloudy after midnight. Low 68F. Winds W at 5 to 10 mph. Chance of rain 50%.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 70%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 39%
Cloud Coverage
Sunrise: 6:35 AM
Sunset: 7:37 PM
 
Moonrise: 2:17 PM
Moonset: 12:01 AM
Moon Phase:  First Quarter
Moonphase:
First Quarter
Wind Direction:  WSW
Direction: WSW (245°)
Speed: 9Mph(14Km, 10Kts)
Details for Wednesday, September 03
Partly cloudy skies. High 86F. Winds NW at 5 to 10 mph.
Evening: A mostly clear sky. Low 63F. Winds light and variable.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 18%
Cloud Coverage
Sunrise: 6:36 AM
Sunset: 7:35 PM
 
Moonrise: 3:15 PM
Moonset: 12:27 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NW
Direction: NW (326°)
Speed: 6Mph(10Km, 7Kts)
Details for Thursday, September 04
A few clouds. Highs in the upper 80s and lows in the upper 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 22%
Cloud Coverage
Sunrise: 6:37 AM
Sunset: 7:34 PM
 
Moonrise: 4:09 PM
Moonset: 1:26 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SE
Direction: SE (145°)
Speed: 7Mph(11Km, 8Kts)
Details for Friday, September 05
Plenty of sun. Highs in the low 90s and lows in the low 70s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 72%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 27%
Cloud Coverage
Sunrise: 6:38 AM
Sunset: 7:32 PM
 
Moonrise: 4:59 PM
Moonset: 2:29 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  S
Direction: S (188°)
Speed: 7Mph(11Km, 8Kts)
Details for Saturday, September 06
Showers and thunderstorms late. Highs in the mid 80s and lows in the upper 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 78%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 39%
Cloud Coverage
Sunrise: 6:39 AM
Sunset: 7:30 PM
 
Moonrise: 5:45 PM
Moonset: 3:39 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  WNW
Direction: WNW (285°)
Speed: 7Mph(12Km, 9Kts)
Details for Sunday, September 07
Chance of showers. Highs in the upper 70s and lows in the upper 50s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 70%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 69%
Cloud Coverage
Sunrise: 6:40 AM
Sunset: 7:29 PM
 
Moonrise: 6:26 PM
Moonset: 4:51 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  N
Direction: N (350°)
Speed: 8Mph(13Km, 9Kts)
Details for Monday, September 08
Showers. Highs in the mid 70s and lows in the upper 50s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 53%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 66%
Cloud Coverage
Sunrise: 6:41 AM
Sunset: 7:27 PM
 
Moonrise: 7:06 PM
Moonset: 6:04 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NE
Direction: NE (47°)
Speed: 6Mph(9Km, 7Kts)
Details for Tuesday, September 09
Morning light rain. Highs in the upper 70s and lows in the low 60s.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 60%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 75%
Cloud Coverage
Sunrise: 6:42 AM
Sunset: 7:26 PM
 
Moonrise: 7:44 PM
Moonset: 7:17 AM
Moon Phase:  Full
Moonphase:
Full
Wind Direction:  E
Direction: E (96°)
Speed: 7Mph(12Km, 9Kts)
Details for Wednesday, September 10
Showers. Highs in the upper 70s and lows in the low 60s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 81%
Cloud Coverage
Sunrise: 6:42 AM
Sunset: 7:24 PM
 
Moonrise: 8:21 PM
Moonset: 8:29 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SE
Direction: SE (125°)
Speed: 8Mph(13Km, 9Kts)
Details for Thursday, September 11
Scattered thunderstorms. Highs in the low 80s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 69%
Cloud Coverage
Sunrise: 6:43 AM
Sunset: 7:22 PM
 
Moonrise: 9:00 PM
Moonset: 9:40 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  S
Direction: S (182°)
Speed: 8Mph(12Km, 9Kts)
Daily Forecast Chart
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