Reporting Station : Manassas Municipal, VA
2 Weather Alerts
for your area.
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New moon
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MONDAY MORNING
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DECEMBER 2ND, 1925-A late season hurricane caused extensive damage across the Florida peninsula, then moved off the Georgia coast crossing Cape Hatteras as a tropical storm. The storm produced whole gales along the Middle Atlantic and Southern New England coast. Winds gusted to 60 mph at Block Island RI, and reached 64 mph at Atlantic City NJ.
| DECEMBER 2ND, 1925 |
A late season hurricane caused extensive damage across the Florida peninsula, then moved off the Georgia coast crossing Cape Hatteras as a tropical storm. The storm produced whole gales along the Middle Atlantic and Southern New England coast. Winds gusted to 60 mph at Block Island RI, and reached 64 mph at Atlantic City NJ. |
| DECEMBER 2ND, 1950 |
A late season tornado killed four persons in Madison County and Bond County, east of St Louis MO. Three tornadoes touched down in Illinois that afternoon, compared to just half a dozen tornadoes in the month of December in 115 years of records up until that time. Thunderstorms also produced hail which caused more than four million dollars damage in the St Louis area, it was the most damaging hailstorm of record for Missouri. |
| DECEMBER 1ST, 1831 |
The coldest December of record in the northeastern U.S. commenced. Temperatures in New York City averaged 22 degrees, with just four days above freezing, and at Burlington VT the temperature never did get above freezing. The Erie Canal was closed the first day of December, and remained closed the entire month. |
| DECEMBER 1ST, 1896 |
The temperature at Kipp MT rose 30 degrees in just seven minutes, and 80 degrees in a matter of a few hours. A thirty-inch snow cover was melted in half a day. |
| NOVEMBER 30TH, 1957 |
Lee slope winds enhanced by Hurricane Nina gusted to 82 mph at Honolulu, Hawaii, a record wind gust for that location. Wainiha, on the island of Kauai, was deluged with 20.42 inches of rain, and 35 foot waves pounded some Kauai beaches, even though the eye of the hurricane was never within 120 miles of the islands. |
| NOVEMBER 30TH, 1976 |
MacLeod Harbor AK reported a precipitation total for November of 70.99 inches, which established a state record for any month of the year. |
| NOVEMBER 29TH, 1969 |
Dense fog along the Jersey Turnpike resulted in a chain reaction of vehicle collisions during the morning rush hour. A propane truck jacknifed and was struck by a trailor truck, and other vehicles piled into the fiery mass. |
| NOVEMBER 29TH, 1975 |
Red River was buried under 34 inches of snow in 24 hours, establishing a record for the state of New Mexico. |
| NOVEMBER 28TH, 1921 |
New England was in the midst of a four day icestorm, their worst of record. Ice was more than three inches thick in many places following the storm, and property damage was in the millions of dollars. Northern New England received heavy snow with more than two feet reported in some areas. Overnight freezing rains continued through the day at Worcester MA while the wind increased to a gale. Streets become impassable even on foot, and whole towns were plunged into darkness without communication. The storm caused 20 million dollars damage to power lines, telephone lines and trees. |
| NOVEMBER 28TH, 1960 |
A severe storm produced waves 20 to 40 feet high on Lake Superior. Duluth MN was buried under a foot of snow, and clocked wind gusts to 73 mph. The northern shore of Lake Superior was flooded, and property along the shore was battered. Thousands of cords of pulpwood were washed into Lake Superior, and up to three feet of water flooded the main street of Grand Marais. Thunder accompanied the "nor'easter". |
| NOVEMBER 27TH, 1883 |
Fire engines were called out in New York City and New Haven CT as a result of the afterglow of the sunset due to vivid red ash from the Krakatoa Volcano explosion in August. |
| Issued By | NWS Field Office | Broadcast Time | Mon, 29 Dec 2014 03:43:00 PST |
| Issuing Time | Mon, 29 Dec 2014 03:43:00 PST | Valid Until | Mon, 29 Dec 2014 03:43:00 PST |
Strong northerly winds are forecast to develop across the San Francisco Bay Area by midday Tuesday and continue through midday Wednesday. A strong..cold and dry storm system will sweep into northern and central California late Monday night and Tuesday morning. This system will generate strong and gusty north to northest winds across the region from midday Tuesday through midday Wednesday.
Rise 7:10AM
Set 4:48PM
New moon
Rise8:48AM
Set5:41PM
MONDAY MORNING
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| History | |||
| Weather Station: Washington-Dulles International Airport , VA , US | |||
| December Data | Choose another month |
| Averages | |
|
Average High Temperature
4.40 °C
|
Average Low Temperature
-6.10 °C
|
|
Average Mean Temp
-0.60 °C
|
Average Dew Point
-6.10 °C
|
|
Average Windspeed
20.40 km/h
|
Average Wind Direction
315.0
|
|
Average Morning Relative Humidity
76.0
|
Average Afternoon Relative Humidity
56.0
|
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
7.11
|
|
Average Snowfall (US Only)
20.30
|
|
| Daily Counts | |
|
Days With Precipitation
10
|
Days With Thunderstorms
*
|
|
Days With Fog
12
|
Days With Snow
4
|
Days With Lows Below Freezing
26
|
Days above 90° F (32.2° C)
0
|
| Records | |
|
Record High
23.90 °C
|
Record Low
-27.80 °C
|
|
Record Wind Speed
100.00 km/h
|
Record Monthly Snowfall
73.6 cm
|
Record 24-hour Snowfall
27.90 cm
|
Record Monthly Rainfall
168 mm
|
Record 24-hour Rainfall
41 mm
|
Record Minimum Monthly Precipitation
1.02 mm
|
| Averages | |
|
Average High Temperature
6.70 °C
|
Average Low Temperature
-5.00 °C
|
|
Average Mean Temp
1.10 °C
|
Average Dew Point
-5.60 °C
|
|
Average Windspeed
20.40 km/h
|
Average Wind Direction
315.0
|
|
Average Morning Relative Humidity
77.0
|
Average Afternoon Relative Humidity
52.0
|
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
7.11
|
|
Average Snowfall (US Only)
17.80
|
|
| Daily Counts | |
|
Days With Precipitation
9
|
Days With Thunderstorms
*
|
|
Days With Fog
10
|
Days With Snow
3
|
Days With Lows Below Freezing
23
|
Days above 90° F (32.2° C)
0
|
| Records | |
|
Record High
26.10 °C
|
Record Low
-25.60 °C
|
|
Record Wind Speed
85.20 km/h
|
Record Monthly Snowfall
71.1 cm
|
Record 24-hour Snowfall
58.40 cm
|
Record Monthly Rainfall
147 mm
|
Record 24-hour Rainfall
53 mm
|
Record Minimum Monthly Precipitation
0.51 mm
|
| Averages | |
|
Average High Temperature
12.80 °C
|
Average Low Temperature
0.00 °C
|
|
Average Mean Temp
6.70 °C
|
Average Dew Point
-1.10 °C
|
|
Average Windspeed
20.40 km/h
|
Average Wind Direction
315.0
|
|
Average Morning Relative Humidity
77.0
|
Average Afternoon Relative Humidity
48.0
|
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
7.87
|
|
Average Snowfall (US Only)
7.60
|
|
| Daily Counts | |
|
Days With Precipitation
10
|
Days With Thunderstorms
1
|
|
Days With Fog
11
|
Days With Snow
2
|
Days With Lows Below Freezing
17
|
Days above 90° F (32.2° C)
0
|
| Records | |
|
Record High
31.70 °C
|
Record Low
-14.40 °C
|
|
Record Wind Speed
98.20 km/h
|
Record Monthly Snowfall
27.9 cm
|
Record 24-hour Snowfall
15.20 cm
|
Record Monthly Rainfall
147 mm
|
Record 24-hour Rainfall
46 mm
|
Record Minimum Monthly Precipitation
2.54 mm
|
| Averages | |
|
Average High Temperature
18.30 °C
|
Average Low Temperature
4.40 °C
|
|
Average Mean Temp
11.70 °C
|
Average Dew Point
3.90 °C
|
|
Average Windspeed
20.40 km/h
|
Average Wind Direction
315.0
|
|
Average Morning Relative Humidity
77.0
|
Average Afternoon Relative Humidity
46.0
|
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
7.87
|
|
Average Snowfall (US Only)
*
|
|
| Daily Counts | |
|
Days With Precipitation
10
|
Days With Thunderstorms
2
|
|
Days With Fog
11
|
Days With Snow
*
|
Days With Lows Below Freezing
6
|
Days above 90° F (32.2° C)
*
|
| Records | |
|
Record High
33.30 °C
|
Record Low
-8.30 °C
|
|
Record Wind Speed
109.30 km/h
|
Record Monthly Snowfall
10.2 cm
|
Record 24-hour Snowfall
7.60 cm
|
Record Monthly Rainfall
185 mm
|
Record 24-hour Rainfall
53 mm
|
Record Minimum Monthly Precipitation
0.76 mm
|
| Averages | |
|
Average High Temperature
23.30 °C
|
Average Low Temperature
10.00 °C
|
|
Average Mean Temp
17.20 °C
|
Average Dew Point
10.60 °C
|
|
Average Windspeed
13.00 km/h
|
Average Wind Direction
180.0
|
|
Average Morning Relative Humidity
82.0
|
Average Afternoon Relative Humidity
53.0
|
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
10.15
|
|
Average Snowfall (US Only)
*
|
|
| Daily Counts | |
|
Days With Precipitation
12
|
Days With Thunderstorms
4
|
|
Days With Fog
15
|
Days With Snow
0
|
Days With Lows Below Freezing
*
|
Days above 90° F (32.2° C)
1
|
| Records | |
|
Record High
36.10 °C
|
Record Low
-2.20 °C
|
|
Record Wind Speed
85.20 km/h
|
Record Monthly Snowfall
* cm
|
Record 24-hour Snowfall
* cm
|
Record Monthly Rainfall
261 mm
|
Record 24-hour Rainfall
79 mm
|
Record Minimum Monthly Precipitation
2.03 mm
|
| Averages | |
|
Average High Temperature
28.30 °C
|
Average Low Temperature
15.00 °C
|
|
Average Mean Temp
21.70 °C
|
Average Dew Point
16.10 °C
|
|
Average Windspeed
11.10 km/h
|
Average Wind Direction
180.0
|
|
Average Morning Relative Humidity
84.0
|
Average Afternoon Relative Humidity
54.0
|
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
9.90
|
|
Average Snowfall (US Only)
0.00
|
|
| Daily Counts | |
|
Days With Precipitation
10
|
Days With Thunderstorms
6
|
|
Days With Fog
16
|
Days With Snow
0
|
Days With Lows Below Freezing
0
|
Days above 90° F (32.2° C)
5
|
| Records | |
|
Record High
37.80 °C
|
Record Low
2.20 °C
|
|
Record Wind Speed
118.50 km/h
|
Record Monthly Snowfall
0.0 cm
|
Record 24-hour Snowfall
0.00 cm
|
Record Monthly Rainfall
462 mm
|
Record 24-hour Rainfall
279 mm
|
Record Minimum Monthly Precipitation
1.27 mm
|
| Averages | |
|
Average High Temperature
30.60 °C
|
Average Low Temperature
17.80 °C
|
|
Average Mean Temp
24.40 °C
|
Average Dew Point
18.30 °C
|
|
Average Windspeed
11.10 km/h
|
Average Wind Direction
180.0
|
|
Average Morning Relative Humidity
85.0
|
Average Afternoon Relative Humidity
54.0
|
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
8.88
|
|
Average Snowfall (US Only)
0.00
|
|
| Daily Counts | |
|
Days With Precipitation
10
|
Days With Thunderstorms
6
|
|
Days With Fog
19
|
Days With Snow
0
|
Days With Lows Below Freezing
0
|
Days above 90° F (32.2° C)
11
|
| Records | |
|
Record High
40.00 °C
|
Record Low
5.00 °C
|
|
Record Wind Speed
125.90 km/h
|
Record Monthly Snowfall
0.0 cm
|
Record 24-hour Snowfall
0.00 cm
|
Record Monthly Rainfall
180 mm
|
Record 24-hour Rainfall
66 mm
|
Record Minimum Monthly Precipitation
2.28 mm
|
| Averages | |
|
Average High Temperature
30.00 °C
|
Average Low Temperature
17.20 °C
|
|
Average Mean Temp
23.30 °C
|
Average Dew Point
17.80 °C
|
|
Average Windspeed
11.10 km/h
|
Average Wind Direction
180.0
|
|
Average Morning Relative Humidity
88.0
|
Average Afternoon Relative Humidity
55.0
|
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
10.15
|
|
Average Snowfall (US Only)
0.00
|
|
| Daily Counts | |
|
Days With Precipitation
10
|
Days With Thunderstorms
5
|
|
Days With Fog
21
|
Days With Snow
0
|
Days With Lows Below Freezing
0
|
Days above 90° F (32.2° C)
8
|
| Records | |
|
Record High
40.00 °C
|
Record Low
3.30 °C
|
|
Record Wind Speed
109.30 km/h
|
Record Monthly Snowfall
0.0 cm
|
Record 24-hour Snowfall
0.00 cm
|
Record Monthly Rainfall
272 mm
|
Record 24-hour Rainfall
119 mm
|
Record Minimum Monthly Precipitation
2.03 mm
|
| Averages | |
|
Average High Temperature
26.10 °C
|
Average Low Temperature
12.80 °C
|
|
Average Mean Temp
19.40 °C
|
Average Dew Point
14.40 °C
|
|
Average Windspeed
11.10 km/h
|
Average Wind Direction
180.0
|
|
Average Morning Relative Humidity
89.0
|
Average Afternoon Relative Humidity
55.0
|
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
8.63
|
|
Average Snowfall (US Only)
0.00
|
|
| Daily Counts | |
|
Days With Precipitation
8
|
Days With Thunderstorms
2
|
|
Days With Fog
19
|
Days With Snow
0
|
Days With Lows Below Freezing
*
|
Days above 90° F (32.2° C)
3
|
| Records | |
|
Record High
37.20 °C
|
Record Low
-1.10 °C
|
|
Record Wind Speed
87.00 km/h
|
Record Monthly Snowfall
0.0 cm
|
Record 24-hour Snowfall
0.00 cm
|
Record Monthly Rainfall
287 mm
|
Record 24-hour Rainfall
140 mm
|
Record Minimum Monthly Precipitation
1.52 mm
|
| Averages | |
|
Average High Temperature
20.00 °C
|
Average Low Temperature
5.60 °C
|
|
Average Mean Temp
12.80 °C
|
Average Dew Point
7.20 °C
|
|
Average Windspeed
11.10 km/h
|
Average Wind Direction
180.0
|
|
Average Morning Relative Humidity
88.0
|
Average Afternoon Relative Humidity
52.0
|
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
8.38
|
|
Average Snowfall (US Only)
*
|
|
| Daily Counts | |
|
Days With Precipitation
8
|
Days With Thunderstorms
1
|
|
Days With Fog
15
|
Days With Snow
*
|
Days With Lows Below Freezing
5
|
Days above 90° F (32.2° C)
*
|
| Records | |
|
Record High
32.20 °C
|
Record Low
-9.40 °C
|
|
Record Wind Speed
83.30 km/h
|
Record Monthly Snowfall
2.5 cm
|
Record 24-hour Snowfall
2.50 cm
|
Record Monthly Rainfall
234 mm
|
Record 24-hour Rainfall
104 mm
|
Record Minimum Monthly Precipitation
* mm
|
| Averages | |
|
Average High Temperature
13.90 °C
|
Average Low Temperature
1.10 °C
|
|
Average Mean Temp
7.80 °C
|
Average Dew Point
1.70 °C
|
|
Average Windspeed
18.50 km/h
|
Average Wind Direction
315.0
|
|
Average Morning Relative Humidity
83.0
|
Average Afternoon Relative Humidity
54.0
|
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
8.12
|
|
Average Snowfall (US Only)
2.50
|
|
| Daily Counts | |
|
Days With Precipitation
9
|
Days With Thunderstorms
1
|
|
Days With Fog
12
|
Days With Snow
1
|
Days With Lows Below Freezing
15
|
Days above 90° F (32.2° C)
0
|
| Records | |
|
Record High
28.90 °C
|
Record Low
-12.80 °C
|
|
Record Wind Speed
85.20 km/h
|
Record Monthly Snowfall
27.9 cm
|
Record 24-hour Snowfall
27.90 cm
|
Record Monthly Rainfall
198 mm
|
Record 24-hour Rainfall
61 mm
|
Record Minimum Monthly Precipitation
0.51 mm
|
| Averages | |
|
Average High Temperature
7.20 °C
|
Average Low Temperature
-3.30 °C
|
|
Average Mean Temp
2.20 °C
|
Average Dew Point
-3.30 °C
|
|
Average Windspeed
20.40 km/h
|
Average Wind Direction
315.0
|
|
Average Morning Relative Humidity
78.0
|
Average Afternoon Relative Humidity
57.0
|
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
8.12
|
|
Average Snowfall (US Only)
10.20
|
|
| Daily Counts | |
|
Days With Precipitation
10
|
Days With Thunderstorms
*
|
|
Days With Fog
12
|
Days With Snow
2
|
Days With Lows Below Freezing
24
|
Days above 90° F (32.2° C)
0
|
| Records | |
|
Record High
25.60 °C
|
Record Low
-20.00 °C
|
|
Record Wind Speed
100.00 km/h
|
Record Monthly Snowfall
60.9 cm
|
Record 24-hour Snowfall
27.90 cm
|
Record Monthly Rainfall
170 mm
|
Record 24-hour Rainfall
74 mm
|
Record Minimum Monthly Precipitation
1.02 mm
|
Rise 7:10AM
Set 4:48PM
New moon
Rise8:48AM
Set5:41PM
MONDAY MORNING
IAD / No delays
| Day | Reason | Upper Soil Moisture | Lower Soil Moisture | |
| Monday |  |
Fire danger very low | 24% | 28% |
| Tuesday | |
Fire danger very low | 24% | 28% |
| Wednesday | |
Fire danger very low | 24% | 28% |
| Thursday |  |
Fire danger low | 24% | 28% |
| Friday | |
Fire danger very low | 24% | 28% |
| Saturday | |
Fire danger very low | 24% | 28% |
Rise 7:10AM
Set 4:48PM
New moon
Rise8:48AM
Set5:41PM
MONDAY MORNING
IAD / No delays
Rise 7:10AM
Set 4:48PM
New moon
Rise8:48AM
Set5:41PM
MONDAY MORNING
IAD / No delays
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