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Loudoun, VA Weather and Climate Synopsis

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Weather Summary Hourly Observations Nowcast Agricultural Weather Outlook
7 Day Forecast Medium & Long Range Outlook Almanac Historical Facts





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Weather Summary for SW VA...SE WV...and NW NC
National Weather Service Blacksburg VA
323 AM EDT Tue Oct 16 2018

.FORECAST SUMMARY...

A cold front will slowly travel southeast across the region today
into tonight and reach South Carolina Wednesday morning. High
pressure will build east into our area Wednesday afternoon and be
centered overhead Wednesday night into Thursday. This high center
will stay Thursday into Friday before another cold front brings a
return of rainfall to the region Friday night into Saturday. 

National Ag. Weather Outlook, International Ag. Weather Summary
Current Surface Map, [2nd Source TWC]

Click here for UKAWC Point Agricultural, Lawn & Garden Forecast/Outlook in case of corrupt tables.
Regional Hourly Observations For LOUDOUN County
900 AM EDT TUE OCT 16 2018


NORTHERN VIRGINIA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
WASH NATIONAL  PTSUNNY   56  39  53 N13       30.23                   
DULLES         PTSUNNY   52  40  63 N10       30.23                   
FORT BELVOIR   FAIR      55  45  69 NW7       30.22                   
QUANTICO       FAIR      57  44  62 NE16      30.23                   
FREDERICKSBRG* FAIR      56  44  64 N5        30.21R                  
STAFFORD*      FAIR      55  44  66 N3        30.26R                  
WARRENTON      FAIR      55  39  56 N14       30.21S                  
CULPEPER*      FAIR      54  40  59 N7        30.22S                  
MANASSAS*      FAIR      54  41  61 N14       30.23                   
LEESBURG*      FAIR      52  41  66 N7        30.25R                  
WINCHESTER     FAIR      46  37  71 CALM      30.25R                  
FRONT ROYAL*   FAIR     N/A N/A N/A MISG      30.23R                  
LURAY*         FAIR      52  43  71 E3        30.21S                  

Current Temperatures, Dewpoint, RH, Wind, Regional Obs, Surface 4-Panel


Current Agricultural Weather Conditions in Virginia
Based on observations at 800am EDT, Tuesday October 16, 2018

Across Virginia...temperatures are near 56 degrees central and near CLOUDY degrees south. Current sky conditions are mostly cloudy central and rapids south. In the central part of the state, relative humidity is near 61%, and the dew point is near 44 degrees. In the south, relative humidity is near 66%, and the dew point is near 68 degrees. Winds are unavailable north. north, where conditions are not favorable for spraying due to notavbl. Winds are from the north at 8 mph central, where conditions are favorable for spraying. Winds are south, where conditions are not favorable for spraying due to rapids. Based on current available observations, the highest temperature is 56 degrees at Richmond and Fredericksburg. The lowest temperature is CLOUDY degrees at Roanoke and Danville.


Current NOWCAST not available:
Nowcasts are not issued routinely during fair weather. Only when
precipitation or other significant weather is occuring in this county will these
forecasts be issued. Currently, there is no short term forecast in effect.

US Radar, All NWS Radars (In near-real time), Current Livestock Heat Stress Index (LSI), Current Wind Chill Map
Hazardous Weather Outlook For LOUDOUN County
Hazardous report currently not available
NWS Severe Weather Map , Convective Outlook

Current FORECAST not available 12-48 Hr Surface Forecast Maps, TWC 4-Panel Surface Forecast, Fire Danger, Day 1 Precip, Day 2 Precip, Days 1-5 Precip, Severe Weather Pot.-Day 1, Day 2

Medium & Long Range Outlook For Virginia
                             VIRGINIA                                                                     
                 ---------------------------------------------
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
                   OCT 21-25    OCT 23-29    OCT       OCT-DEC                      
                 -----------  -----------  --------  ---------
   Temperature:      Below        Below                                            
 Precipitation:      Below        Above                                            

....  Medium and long range outlooks provided by NCEP/K. Thomas Priddy
5 Day Rainfall Forecast, 6 to 10 Day , 8 to 14 Day , Text, 30-Day Outook, 90-Day Outook, 120-Day Outlook
Almanac Information

Tuesday October 16, 2018 the 289th Day of Year

---------------------------------------------------
SUN
Declination -9.220000
Distance 0.999721 AU
Rise 07:26 EDT Set 18:36 EDT
Transit Meridian 13:01 EDT
Civil Twilight Begins 07:00 EDT Ends 19:02 EDT

Calculations made for central point in the state.
Time in ET -- and will vary due to location and
elevation -- Priddy


Historical Weather And Climate Facts For Today

/////////////////////////
OCTOBER 16TH
HISTORIC WEATHER EVENTS
...1780...
The most deadly Western Hemisphere hurricane on record raged across the 
Caribbean. It killed 22,000 people on the islands of Martinique, St. 
Eustatius, and Barbados. Thousands more died at sea. (NWS Louisville)
...1913...
The temperature in Downtown San Francisco soared to 101 degrees to equal
their record for October. (The Weather Channel)
...1925...
A family of tornadoes and downbursts moved over a 45 mile long path from 
Warren County through Edmonson County into Hart County. Two homes near 
Bowling Green were blown into the Barren River. A hotel was torn apart at 
Mammoth Cave National Park. (NWS Louisville)
...1937...
An unlikely winter-like storm produced as much as ten inches of snow in
Minnesota and Iowa.
...1987...
Ten cities in the southeastern U.S. reported record low temperatures for
the date. The low of 34 degrees at Augusta GA marked their third straight
morning of record cold. A cold front brought showers and thunderstorms to
parts of the central U.S. Lightning struck a bull and six cows under a tree
near Battiest OK. (The National Weather Summary)
...1988...
Late afternoon thunderstorms produced severe weather in southwestern Lower
Michigan and northern Indiana. One thunderstorm spawned a tornado north of
Nappanee IN which caused half a million dollars damage. Six cities in
California reported record high temperatures for the date. The afternoon
high of 100 degrees at Red Bluff CA was the latest such reading of record
for so late in the autumn season. (The National Weather Summary) (Storm
Data)
...1989...
Heavy snow blanketed the foothills of Colorado. Up to three inches was
reported around Denver. Echo Lake was buried under nineteen inches of snow.
Temperatures again warmed into the 80s and lower 90s in the eastern and
south central U.S. Thirteen cities reported record high temperatures for
the date, including Atlantic City NJ with a reading of 84 degrees. (Storm
Data) (The National Weather Summary)


Ag Weather Center, Department of Biosystems & Agricultural Engineering, University of Kentucky