Waning gibbous
Rise *
Set 8:45AM
THURSDAY AFTERNOON
IAD / No delays
APRIL 17TH, 1922-A family of at least six tornadoes caused death and destruction along parts of a 210 mile path from north of Ogden IL to Allen County OH, killing sixteen persons. A post card, picked up in Madison County IN, was found 124 miles away near Mount Cory OH.
APRIL 17TH, 1922
A family of at least six tornadoes caused death and destruction along parts of a 210 mile path from north of Ogden IL to Allen County OH, killing sixteen persons. A post card, picked up in Madison County IN, was found 124 miles away near Mount Cory OH.
APRIL 17TH, 1965
The Mississippi River reached a flood crest at Saint Paul MN four feet higher than any previous mark. During the next two weeks record levels were reached along the Mississippi between Saint Paul and Hannibal MO. Flooding caused more than 100 million dollars damage, but timely warnings kept the death toll down to just twelve persons.
APRIL 16TH, 1851
The famous "Lighthouse Storm" raged near Boston Harbor. Whole gales and gigantic waves destroyed Minot Light with its two keepers still inside. The storm resulted in great shipping losses and coastal erosion.
APRIL 16TH, 1933
Franklin Lake NH was buried under 35 inches of snow.
APRIL 15TH, 1921
Two mile high Silver Lake CO received 76 inches of snow in 24 hours, the heaviest 24 hour total of record for North America. The storm left a total of 87 inches in twenty-seven and a half hours.
APRIL 15TH, 1927
New Orleans LA was drenched with 14.01 inches of rain, which established a 24 hour rainfall record for the state.
APRIL 14TH, 1886
A devastating tornado, 800 yards in width at times, cut a twenty mile path through Saint Cloud MN killing 74 persons. The bottom of the Mississippi River was said to have been seen during the tornado's crossing. Eleven persons were killed at a wedding party near the town of Rice.
APRIL 14TH, 1873
A famous Easter blizzard raged across Kansas, Nebraska and South Dakota. Gale force winds blew the wet snow into massive drifts, however there were few deaths due to the sparse population and due to the gradual increase of the storm.
APRIL 13TH, 1877
The second coastal storm in just three days hit Virginia and the Carolinas. The first storm flattened the sand dunes at Hatteras, and widened the Oregon inlet three quarters of a mile. The second storm produced hurricane force winds along the coast of North Carolina causing more beach erosion and land transformation.
APRIL 13TH, 1955
The town of Axis AL was deluged with 20.33 inches of rain in 24 hours establishing a state record.
APRIL 12TH, 1861
The Civil War begins under rainy skies as Confederate forces capture Fort Sumpter, at the entrance of Charleston Harbor, in South Carolina. 1927: A tornado kills 72 and destroys Rock Springs, TX.
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.
Waning gibbous
Rise *
Set 8:45AM
THURSDAY AFTERNOON
IAD / No delays
History
Weather Station: Washington-Dulles International Airport , VA , US
April Data
Choose another month
Averages
Average High Temperature
39.92 °F
Average Low Temperature
21.02 °F
Average Mean Temp
30.92 °F
Average Dew Point
21.02 °F
Average Windspeed
12.65 mph
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)
2.80
Average Snowfall (US Only)
8.00
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
75.02 °F
Record Low
-18.04 °F
Record Wind Speed
62.00 mph
Record Monthly Snowfall
73.6 "
Record 24-hour Snowfall
10.99 "
Record Monthly Rainfall
6.62 "
Record 24-hour Rainfall
1.62 "
Record Minimum Monthly Precipitation
0.40 "
Averages
Average High Temperature
44.06 °F
Average Low Temperature
23.00 °F
Average Mean Temp
33.98 °F
Average Dew Point
21.92 °F
Average Windspeed
12.65 mph
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)
2.80
Average Snowfall (US Only)
7.01
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
78.98 °F
Record Low
-14.08 °F
Record Wind Speed
52.82 mph
Record Monthly Snowfall
71.1 "
Record 24-hour Snowfall
23.01 "
Record Monthly Rainfall
5.79 "
Record 24-hour Rainfall
2.09 "
Record Minimum Monthly Precipitation
0.20 "
Averages
Average High Temperature
55.04 °F
Average Low Temperature
32.00 °F
Average Mean Temp
44.06 °F
Average Dew Point
30.02 °F
Average Windspeed
12.65 mph
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)
3.10
Average Snowfall (US Only)
2.99
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
89.06 °F
Record Low
6.08 °F
Record Wind Speed
60.88 mph
Record Monthly Snowfall
27.9 "
Record 24-hour Snowfall
5.99 "
Record Monthly Rainfall
5.79 "
Record 24-hour Rainfall
1.81 "
Record Minimum Monthly Precipitation
1.00 "
Averages
Average High Temperature
64.94 °F
Average Low Temperature
39.92 °F
Average Mean Temp
53.06 °F
Average Dew Point
39.02 °F
Average Windspeed
12.65 mph
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)
3.10
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
91.94 °F
Record Low
17.06 °F
Record Wind Speed
67.77 mph
Record Monthly Snowfall
10.2 "
Record 24-hour Snowfall
2.99 "
Record Monthly Rainfall
7.29 "
Record 24-hour Rainfall
2.09 "
Record Minimum Monthly Precipitation
0.30 "
Averages
Average High Temperature
73.94 °F
Average Low Temperature
50.00 °F
Average Mean Temp
62.96 °F
Average Dew Point
51.08 °F
Average Windspeed
8.06 mph
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)
4.00
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
96.98 °F
Record Low
28.04 °F
Record Wind Speed
52.82 mph
Record Monthly Snowfall
* "
Record 24-hour Snowfall
* "
Record Monthly Rainfall
10.28 "
Record 24-hour Rainfall
3.11 "
Record Minimum Monthly Precipitation
0.80 "
Averages
Average High Temperature
82.94 °F
Average Low Temperature
59.00 °F
Average Mean Temp
71.06 °F
Average Dew Point
60.98 °F
Average Windspeed
6.88 mph
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)
3.90
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
100.04 °F
Record Low
35.96 °F
Record Wind Speed
73.47 mph
Record Monthly Snowfall
0.0 "
Record 24-hour Snowfall
0.00 "
Record Monthly Rainfall
18.20 "
Record 24-hour Rainfall
10.99 "
Record Minimum Monthly Precipitation
0.50 "
Averages
Average High Temperature
87.08 °F
Average Low Temperature
64.04 °F
Average Mean Temp
75.92 °F
Average Dew Point
64.94 °F
Average Windspeed
6.88 mph
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)
3.50
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
104.00 °F
Record Low
41.00 °F
Record Wind Speed
78.06 mph
Record Monthly Snowfall
0.0 "
Record 24-hour Snowfall
0.00 "
Record Monthly Rainfall
7.09 "
Record 24-hour Rainfall
2.60 "
Record Minimum Monthly Precipitation
0.90 "
Averages
Average High Temperature
86.00 °F
Average Low Temperature
62.96 °F
Average Mean Temp
73.94 °F
Average Dew Point
64.04 °F
Average Windspeed
6.88 mph
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)
4.00
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
104.00 °F
Record Low
37.94 °F
Record Wind Speed
67.77 mph
Record Monthly Snowfall
0.0 "
Record 24-hour Snowfall
0.00 "
Record Monthly Rainfall
10.72 "
Record 24-hour Rainfall
4.69 "
Record Minimum Monthly Precipitation
0.80 "
Averages
Average High Temperature
78.98 °F
Average Low Temperature
55.04 °F
Average Mean Temp
66.92 °F
Average Dew Point
57.92 °F
Average Windspeed
6.88 mph
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)
3.40
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
98.96 °F
Record Low
30.02 °F
Record Wind Speed
53.94 mph
Record Monthly Snowfall
0.0 "
Record 24-hour Snowfall
0.00 "
Record Monthly Rainfall
11.31 "
Record 24-hour Rainfall
5.52 "
Record Minimum Monthly Precipitation
0.60 "
Averages
Average High Temperature
68.00 °F
Average Low Temperature
42.08 °F
Average Mean Temp
55.04 °F
Average Dew Point
44.96 °F
Average Windspeed
6.88 mph
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)
3.30
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
89.96 °F
Record Low
15.08 °F
Record Wind Speed
51.65 mph
Record Monthly Snowfall
2.5 "
Record 24-hour Snowfall
0.98 "
Record Monthly Rainfall
9.22 "
Record 24-hour Rainfall
4.10 "
Record Minimum Monthly Precipitation
* "
Averages
Average High Temperature
57.02 °F
Average Low Temperature
33.98 °F
Average Mean Temp
46.04 °F
Average Dew Point
35.06 °F
Average Windspeed
11.47 mph
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)
3.20
Average Snowfall (US Only)
0.98
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
84.02 °F
Record Low
8.96 °F
Record Wind Speed
52.82 mph
Record Monthly Snowfall
27.9 "
Record 24-hour Snowfall
10.99 "
Record Monthly Rainfall
7.80 "
Record 24-hour Rainfall
2.40 "
Record Minimum Monthly Precipitation
0.20 "
Averages
Average High Temperature
44.96 °F
Average Low Temperature
26.06 °F
Average Mean Temp
35.96 °F
Average Dew Point
26.06 °F
Average Windspeed
12.65 mph
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)
3.20
Average Snowfall (US Only)
4.02
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
78.08 °F
Record Low
-4.00 °F
Record Wind Speed
62.00 mph
Record Monthly Snowfall
60.9 "
Record 24-hour Snowfall
10.99 "
Record Monthly Rainfall
6.70 "
Record 24-hour Rainfall
2.92 "
Record Minimum Monthly Precipitation
0.40 "
Waning gibbous
Rise *
Set 8:45AM
THURSDAY AFTERNOON
IAD / No delays
Day
Level
Reason
Upper Soil Moisture
Lower Soil Moisture
Wind Speed
Wind Gust
Humidity
Thursday
Fire danger moderate
Dry
27%
29%
16mph /
S
22mph
35%
Friday
Fire danger low
27%
29%
13mph /
SSW
18mph
41%
Saturday
Fire danger low
27%
29%
9mph /
NNE
12mph
39%
Sunday
Fire danger very low
27%
29%
9mph /
S
12mph
51%
Monday
Fire danger very low
27%
29%
11mph /
WNW
15mph
45%
Tuesday
Fire danger low
27%
29%
7mph /
S
9mph
36%
Waning gibbous
Rise *
Set 8:45AM
THURSDAY AFTERNOON
IAD / No delays
Waning gibbous
Rise *
Set 8:45AM
THURSDAY AFTERNOON
IAD / No delays
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