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Northumberland, VA Weather and Climate Synopsis

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





US Weekly Rainfall Departure



US Weekly Temperature Departure
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A joint service of the UK Ag Weather Center and the National Weather Service.


Weather Summary for SW VA...SE WV...and NW NC
National Weather Service Blacksburg VA
533 AM EDT Fri Jul 20 2018

.FORECAST SUMMARY...
High pressure will continue to slide east and offshore New England
today keeping mainly dry weather in place. This in advance of a
complex area of low pressure that will approach from the west 
tonight, and ahead of an area of low pressure that will track 
north along the coast overnight through Saturday. This will 
result in increasing chances for rainfall by this weekend with 
more diurnally driven rounds of showers and storms into next week.
Temperatures will remain at or slightly below seasonal averages 
with highs mostly in the 70s to low 80s mountains, and low to mid
80s east of the Blue Ridge.


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 NORTHUMBERLAND County

SWR not available
Current Temperatures, Dewpoint, RH, Wind, Regional Obs, Surface 4-Panel
Current Agricultural Weather Conditions in Virginia
Based on observations at 500am EDT, Friday July 20, 2018

Across Virginia...temperatures are near 63 degrees north, near 69 degrees central, and near 63 degrees south. Current sky conditions are fair north, fair central, and fair south. In the north, relative humidity is near 97%, and the dew point is near 62 degrees. In the central part of the state, relative humidity is near 90%, and the dew point is near 66 degrees. In the south, relative humidity is near 97%, and the dew point is near 62 degrees. The livestock heat stress category is no stress north, no stress central, and no stress south. Winds are calm north, where conditions are favorable for spraying. Winds are calm central, where conditions are favorable for spraying. Winds are calm south, where conditions are favorable for spraying. Based on current available observations, the highest temperature is 73 degrees at Norfolk. The lowest temperature is FOG degrees at Roanoke.


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 NORTHUMBERLAND County,VA

452 AM EDT Fri Jul 20 2018

 DAY ONE  Today and Tonight.

Showers and thunderstorms are expected to develop tonight, as low
pressure moves northeast along the North Carolina coast. Locally 
heavy rainfall will be possible.

 DAYS TWO THROUGH SEVEN  Saturday through Thursday.

Unsettled weather will continue Saturday into the middle of next 
week. Showers and thunderstorms may produce locally heavy rainfall.

 SPOTTER INFORMATION STATEMENT  

Spotter activation is not expected at this time.

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For NORTHUMBERLAND County, VA
Issued at 447 AM EDT Fri Jul 20 2018

TODAY
Partly sunny. Highs in the mid 80s. Southeast winds 10 to 15 mph.

TONIGHT
Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 70s. Southeast winds 10 to 15 mph. Chance of rain 50 percent.

SATURDAY
Showers likely. Highs around 80. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.

SATURDAY NIGHT
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows around 70. North winds 5 to 10 mph, becoming west after midnight. Chance of rain 70 percent.

SUNDAY
Mostly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. Southeast winds 10 to 15 mph. Chance of rain 50 percent.

SUNDAY NIGHT
Showers and thunderstorms likely. Lows in the mid 70s. Chance of rain 60 percent.

MONDAY
Showers likely. A chance of thunderstorms in the morning, then thunderstorms likely in the afternoon. Highs in the upper 80s. Chance of rain 60 percent.

MONDAY NIGHT
Mostly cloudy. Showers and thunderstorms likely, mainly in the evening. Lows in the mid 70s. Chance of rain 60 percent.

TUESDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 50 percent.

TUESDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent.

WEDNESDAY
Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent.

WEDNESDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent.

THURSDAY
Mostly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent.

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 
                   JUL 25-29 JUL 27-AUG 2    JUL       JUL-SEP                      
                 -----------  -----------  --------  ---------
   Temperature:      Below        Below      Above      Above                      
 Precipitation:      Above        Above     Normal      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

Friday July 20, 2018 the 201th Day of Year

---------------------------------------------------
SUN
Declination 20.480000
Distance 0.999716 AU
Rise 06:10 EDT Set 20:35 EDT
Transit Meridian 13:22 EDT
Civil Twilight Begins 05:41 EDT Ends 21:04 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

////////////////////////
JULY 20TH...HISTORIC WEATHER EVENTS
...1930...
The temperature at Washington D.C. soared to an all-time record of 106
degrees. The next day Millsboro reached 110 degrees to set a record for the
state of Delaware. July 1930 was one of the hottest and driest summers in
the U.S., particularly in the Missouri Valley where severe drought
conditions developed. Toward the end of the month state records were set
for Kentucky with 114 degrees, and Mississippi with 115 degrees. (David
Ludlum)
...1934...
The temperature at Keokuk IA soared to 118 degrees to establish a state
record. (The Weather Channel)
...1953...
Twenty-two inches of hail reportedly fell northeast of Dickinson ND. (The
Weather Channel)
...1986...
The temperature at Charleston SC hit 104 degrees for the second day in a
row to tie their all-time record high. (The Weather Channel)
...1987...
Thunderstorms produced severe weather across Minnesota, Wisconsin and
Michigan. Thunderstorms produced wind gusts to 87 mph at Mosinee WI, and
strong thunderstorm winds capsized twenty-six boats on Grand Traverse Bay
drowning two women. Thunderstorms produced nine inches of rain at Shakopee
MN, with 7.83 inches reported in six hours at Chaska MN. Thunderstorms in
north central Nebraska produced hail as large as golf balls in southwestern
Cherry County, which accumulated to a depth of 12 inches. (The National
Weather Summary) (Storm Data)
...1988...
The temperature at Redding CA soared to an all-time record high of 118
degrees. Showers and thunderstorms produced much needed rains from New
England to southern Texas. Salem IN was deluged with 7.2 inches of rain
resulting in flash flooding. (The National Weather Summary)
...1989...
Showers and thunderstorms in the Middle Atlantic Coast Region soaked
Wilmington DE with 2.28 inches of rain, pushing their total for the period
May through July past the previous record of 22.43 inches. Heavy rain over
that three month period virtually wiped out a 16.82 inch deficit which had
been building since drought conditions began in 1985. Thunderstorms in
central Indiana deluged Lebanon with 6.50 inches of rain in twelve hours,
and thunderstorms over Florida produced wind gusts to 84 mph at Flagler
Beach. (The National Weather Summary) (Storm Data)

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