harpersferry
United States Satellite
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METRIC | IMPERIAL
Updated: 05/26/2013 @ 3:20:00 am  
Temperature Current Conditions Forecast
Currently Outside: Warmer 2.4°F than last hour.

45.8°F

Feels like:  46°F
Cold
High Today
51.3°F
12:39 AM
Low Today
43.5°F
2:22 AM
Rec* High
94.0°F
1933
Rec* Low
33.0°F
1956
* Records from Weather Underground
Dry, A few clouds Dry, A few clouds

Calm Wind:  WNW
0.0

Gusting to:
0.0
Current Rain Rain:
0.00 in
Overnight

Clear
Clear

Lo 41 °F
Sunday

Sunny
Sunny

Hi 71 °F
Sunday
Night

Clear
Clear

Lo 40 °F

Click here for full Forecast
Chandler Burning Index Chandler Burning Index: LOW Currently:
5.3
at 03:20 AM
Dew Point Liquid Precipitation Wind Sun/Moon
Dew Point: Increased 34.2°F since last hour. 34.3°F
In Last Hour: -0.1°F
High Dew
Point:
35.7°F
at 2:37 AM
Low Dew
Point:
33.7°F
at 1:22 AM
Record Dew
Point:
79.0°F
Jul-26-2012
Wetbulb: 41.1°F
Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.75 in
May Rain: Under 1.1 in for the month 3.05 in
May Avg: 4.15 in
Diff from Avg: -1.10 in
Rain Season:1 10.49 in
Last YTD Rain:1 0.00 in
Last Rain
Time/Date:
5/24/2013
at 12:56 AM
40 rain days in 2013
11 days in May
1 day since last rain
Currently: WNW at
0.0 mph
Gusting To: 0.0
Max Gust: 10.512:36 AM
1Hr Average: 0.4 mph
Max Gust
This Month:
39.1 mph
on  May 24
Wind Run: 2.26 miles
Daylight:
Possible hours of Daylight
14:37:00

+00:01:25
Minutes

Waning Gibbous, 16 days, 7 hours, 2 minutes in cycle
98%
Illuminated
Humidity Barometer
Humidity: Decreased 6% since last hour. 64 %
In Last Hour: -6%
High
Today
71%
at 2:23 AM
Low
Today
53%
at 12:34 AM
Current: No Change 30.145 inHg
In Last Hour: Steady
High
Today:
30.149
at 2:09 AM
Low
Today:
30.139
at 1:10 AM
Heating Degree Days Snow3 Wind Chill Air
Today: 2.1
May: 148.1
2013 to Date: 3099.0
Cooling Degree Days
2013 to Date: 60.4
Today: 0.00 in
Yesterday: 0.00 in
May: No Change 0.00 in
May Avg: 0.00 in
Diff from Avg: 0.00 in
Season Total:2 19.50 in
Snow Depth: 2.00 in
0 snow day in May
7 snow days this season.2
First Snow of Season:
Average 1st Snow:
Current: 45.8°F
Today: 43.5°F  at 2:22 AM
Yesterday: 35.3°F
Record: -7.1°F
Jan-22-2013
Data Not
Available


Data Not Available
Density:
1.263 kg/m3
UV Summary/Forecast Solar Summary
May-26

7.7
May-27

8.2
May-28

8.6
High Yest:   1129.0 @ 1:50 PM
Today: 00:00  Month: 83:57 Hrs
Rise: 5:49 AM  Set: 8:26 PM
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Early Morning
YTD Avg Temp: 43.8°F
Sunrise: 5:49 AM
Sunset: 8:26 PM
Moonrise: 9:18 PM
Moonset: 7:16 AM
Full Moon: 25 May 2013
New Moon: 15:57 UTC 8 June 2013
Updated at Midnight
Current ET: 0.04 in   
7-Days Rain: 0.75 in   
7-Days ET: 1.29 in   
7-Day: -0.538 in 0.538 in water in deficit of what evaporated in last 7 days.
May: -0.84 in 0.84 in water in deficit of what evaporated this month.
HIGHS: LOWS:
100.2°F
Jun-29-2012
2.1°F
Dec-17-2010
Daytime Records
    90.9°F
29-Jun-2012
  17.4°F
22-Jan-2013
Nitetime Records
  82.8°F
08-Jul-2012
7.2°F
17-Dec-2010
ICN:1 | ISS:Ok | CON:3.1 | RCP:94%
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 Maryland Department of the Environment and updated hourly between the hours of 6AM and Midnight.
 NWS Weather Forecast  -   Outlook Overnight & Sunday
Overnight

Clear
Clear

Lo 41 °F
NWS forecast: Clear, with a low around 41. West wind around 7 mph.
Sunday

Sunny
Sunny

Hi 71 °F
NWS forecast: Sunny, with a high near 71. Northwest wind 10 to 16 mph.
 NWS Short Term Weather Forecast
Sunday
Night

Clear
Clear

Lo 40 °F
Memorial
Day

Sunny
Sunny

Hi 76 °F
Monday
Night

Partly Cloudy
Partly
Cloudy
Lo 51 °F
Tuesday

Slight Chc T-Storms. Chance for Measurable Precipitation 20%
Slight Chc
T-Storms
Hi 80 °F
Tuesday
Night

Mostly Cloudy
Mostly
Cloudy
Lo 60 °F
Wednesday

Partly Sunny
Partly
Sunny
Hi 86 °F
Wednesday
Night

Partly Cloudy
Partly
Cloudy
Lo 65 °F
Version 6.51 15-Nov-2011 - Script Mods by: WebsterWeatherLIVE.com
  Today In Weather History

Weather History for May 26
 
1984
Thunderstorms during the late evening and early morning hours produced 6 to 13 inches of rain at Tulsa OK in six hours (8.63 inches at the airport). Flooding claimed fourteen lives and caused 90 million dollars property damage. 4600 cars, 743 houses, and 387 apartments were destroyed or severely damage in the flood. (Storm Data) (The Weather Channel)

1989
Thunderstorms in produced large hail in eastern Oklahoma during the pre-dawn hours, and again during the evening and night. Hail two inches in diameter was reported near Prague, and thunderstorm winds gusted to 70 mph near Kenefic. (Storm Data) (The National Weather Summary)

 
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