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

harpersferry Regional Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.


METRIC | IMPERIAL
Updated: 10/3/2010 @ 11:40pm - next update at 11:45pm  
Summary / Temperature Wind Rain/Melted Snow Cloud Level


Partly cloudy
Partly cloudy

49.9°F Colder 3.4°F than last hour.
Cool
Currently 49.9, Max: 64.2, Min: 34.1 Feels like:
50°F

24-hr
difference
15.9°FWarmer 15.9°F than yesterday at this time.
LOCALLY: Today Yesterday
High: 64.2°F
2:44pm 		63.9°F
4:58pm
Low: 34.1°F
12:00am 		22.5°F
6:15am
Normal Temp
Normal High:   53.6°F
Normal Low:   30.2°F
Record Temp
Record High:   75.2°F in 1986
Record Low:   1.4°F in 1984
Wind from SE SE
0.2
Gust:
 0.0
Calm
60-Min Avg: 2.3 mph
120-Min Avg: 2.8 mph
Max Gust: 13.0 mph 3:02pm
Month: 24.0 mph Mar 5
Today: 0.00 in
Yesterday: 0.00 in
Last
Rain: 		3/4/2010
9:22 AM
March: 0.06 in
Last 7 Days: 0.05 in
Rain Season:1 3.99 in
Rain Days: 12 in 2010
6 days since last rain.
Barometer Humidity/Dew Point Moon
Current: 29.918 inHg Rising 0.001 °F/hr
1-Hr Trend: Steady
3-Hr Trend: Steady
Today: Todays High 29.963
Todays Low 29.856
Humidity: 69 % Increased 5% since last hour.
Humidex: 48.3°F
Today: Todays High
Todays Low
Dew Point: 40.1°F Decreased 1.4°F since last hour.
Wetbulb: 45.5°F
Morning Crescent, 25 days, 1 hours, 47 minutes in cycle
19%
Illuminated
UV Forecast Solar Information
11 Mar 2010   Medium   3.9   
12 Mar 2010   Medium   4.2   
13 Mar 2010   Medium   4.5   
Sunrise is at: 6:28 AM
Sunlight 24Hrs: 01:10 Hrs
Sunlight Month: 53:51 Hrs
Wind Chill Heating Degree Days Sun
Current: 49.9°F
Today: 34.1°F  at 12:00am
Yesterday: 22.5°F
Last Week: 21.1°F
Record: -7.8°F   16-Jan-2009
Today: 17.3
March: 258.1
2010 to Date: 2331.2
Cooling Degree Days
2010 to Date: 0.0
Daylight: Possible hours of Daylight
11:46
0:03 Min
Snow3 Irrigation Index5 Station All Time Records Fire Risk
Today: 0.00 in
Yesterday: 0.00 in
March: 0.00 in
Season Total:2 70.70 in
Snow Depth: 0.00 in
0 snow day in March
11 snow days this season.2
Updated at Midnight
Current: 0.08 in   
7-Days Rain: 0.05 in   
7-Days ET: 0.58 in   
7-Day: -0.528 in 0.528 in water in deficit of what evaporated in last 7 days.
March: -0.62 in 0.62 in water in deficit of what evaporated this month.
Outside Now
Air Density: 1.243 kg/m3
HIGHS: LOWS:
95.2°F
07-Jun-2008 		-6.2°F
07-Feb-2010
Daytime Records
    86.7 F on: Jun 07 2008   10.9F on: Jan 16 2009
Nitetime Records
  79.9F on: Sep 15 2008 3.0F on: Feb 07 2010
ICN:4 ISS:Ok CON:2.3 RCP:91%
Chandler Burning Index
Chandler Burning Index: LOW
Currently:
3.3
at 11:40 PM
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.)
 NWS Weather Forecast  -   Outlook Overnight & Thursday
Overnight

Mostly Cloudy
Mostly
Cloudy
Lo 42 °F 		NWS forecast: Mostly cloudy, with a low around 42. East wind around 7 mph.
Thursday

Partly Sunny
Partly
Sunny
Hi 64 °F		 NWS forecast: Partly sunny, with a high near 64. Calm wind becoming east between 6 and 9 mph.
 NWS Short Term Weather Forecast
Thursday

Partly Sunny
Partly
Sunny
Hi 64 °F 		Thursday
Night
Rain. Chance for Measurable Precipitation 90%
Rain

Lo 48 °F 		Friday

Rain. Chance for Measurable Precipitation 80%
Rain

Hi 60 °F 		Friday
Night
Rain. Chance for Measurable Precipitation 90%
Rain

Lo 50 °F 		Saturday

Rain. Chance for Measurable Precipitation 90%
Rain

Hi 60 °F 		Saturday
Night
Rain Likely. Chance for Measurable Precipitation 70%
Rain
Likely
Lo 42 °F 		Sunday

Chance Rain. Chance for Measurable Precipitation 50%
Chance
Rain
Hi 59 °F 		Sunday
Night
Chance Rain. Chance for Measurable Precipitation 50%
Chance
Rain
Lo 39 °F
Version 5.00 BETA2 21-Jan-2010 - Script Modification/Additions by: WebsterWeatherLIVE.com
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