and then 
to Add to home screen OCTOBER 31ST, 1846-Eighty-seven pioneers were trapped by early snows in the Sierra Nevada Mountains that piled five feet deep, with 30 to 40 foot drifts. Just 47 persons survived the "Donner Pass Tragedy".
Rise 7:36AM
Set 6:10PM
Reporting Station : Leesburg / Godfrey, VA
There are
0 Weather Alerts
for your area.
0 Weather Alerts
for your area.
15°C
Clear. Cool.
- 88%
- 6 km/hSSW
-
88%
Humidity -
13°C
Dew Point -
15°C
Comfort Level -
16 km
Visibility -
1023.71 mb
Barometric Pressure - Air Quality
Waning crescent
Rise5:46AM
Set5:13PM
WEDNESDAY EVENING
IAD / No delays
Previously
| OCTOBER 31ST, 1846 |
Eighty-seven pioneers were trapped by early snows in the Sierra Nevada Mountains that piled five feet deep, with 30 to 40 foot drifts. Just 47 persons survived the "Donner Pass Tragedy". |
| OCTOBER 31ST, 1965 |
Fort Lauderdale FL was deluged with 13.81 inches of rain, which brought their rainfall total for the month of October to an all-time record of 42.43 inches. |
| OCTOBER 30TH, 1947 |
The Donora PA smog disaster finally came to an end. For five days an inversion trapped impurities in the lower atmosphere over the Monongahela Valley killing 20 persons, and leaving more than 2000 others sick. |
| OCTOBER 30TH, 1925 |
Nashville TN was blanketed with an inch of snow, their earliest measurable snow of record. |
| OCTOBER 29TH, 1942 |
A tornado struck the town of Berryville in northwest Arkansas killing 20 persons and causing half a million dollars damage. |
| OCTOBER 29TH, 1956 |
A violent tornado, or series of tornadoes, moved along a path more than 100 miles in length from south of North Platte NE into Rock County NE. It was an unusually late occurence so far north and west in the U.S. for such a storm. |
| OCTOBER 28TH, 1987 |
Thunderstorms over the San Joaquin Valley of California produced three-quarters of an inch of rain in thirty minutes at Placerville, and caused numerous power outages due to lightning. |
| OCTOBER 28TH, 1971 |
A severe early season blizzard raged across the Plateau Region and Rocky Mountain Region. Heavy snow blocked railroads and interstate highways, and record cold accompanied the storm. Lander WY received 27 inches of snow, and the temperature at Big Piney WY plunged to 15 degrees below zero. |
| OCTOBER 27TH, 1764 |
A "very remarkable storm of snow with high winds" produced 22 inches at Rutland in central Massachusetts. |
| OCTOBER 27TH, 1929 |
A snowstorm dumped 27 inches upon Ishpeming MI in 24 hours to establish a state record. |
| OCTOBER 26TH, 1859 |
New York City had their earliest substantial snow of record as four inches blanketed the city. |
Wind Advisory
| 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 7:36AM
Set 6:10PM
Waning crescent
Rise5:46AM
Set5:13PM
WEDNESDAY EVENING
IAD / No delays
| History | |||
| Weather Station: Washington-Dulles International Airport , VA , US | |||
| October 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 7:36AM
Set 6:10PM
Waning crescent
Rise5:46AM
Set5:13PM
WEDNESDAY EVENING
IAD / No delays
| Day | Reason | Upper Soil Moisture | Lower Soil Moisture | |
| Thursday |  |
Fire danger moderate | 18% | 25% |
| Friday |  |
Fire danger low | 18% | 25% |
| Saturday | |
Fire danger low | 18% | 25% |
| Sunday | |
Fire danger low | 18% | 25% |
| Monday | |
Fire danger low | 18% | 25% |
| Tuesday | |
Fire danger low | 18% | 25% |
Rise 7:36AM
Set 6:10PM
Waning crescent
Rise5:46AM
Set5:13PM
WEDNESDAY EVENING
IAD / No delays
Rise 7:36AM
Set 6:10PM
Waning crescent
Rise5:46AM
Set5:13PM
WEDNESDAY EVENING
IAD / No delays
Snow conditions provided by SnoCountry Mountain Reports™