New moon
Rise 6:06AM
Set 9:44PM
SATURDAY AFTERNOON
IAD / No delays
JULY 6TH, 1893-A violent tornado killed 71 persons on its forty-mile track across northwestern Iowa. Forty-nine persons were killed around Pomeroy, where eighty percent of the buildings were destroyed, with most leveled to the ground. Photos showed most of the town without a wall or tree left standing.
JULY 6TH, 1893
A violent tornado killed 71 persons on its forty-mile track across northwestern Iowa. Forty-nine persons were killed around Pomeroy, where eighty percent of the buildings were destroyed, with most leveled to the ground. Photos showed most of the town without a wall or tree left standing.
JULY 6TH, 1928
A hailstorm at Potter NE produced a stone which was 5.5 inches in diameter, and seventeen inches in circumference, weighing a pound and a half.
JULY 5TH, 1970
The morning low at Death Valley CA was 103 degrees, and the high that afternoon was 120 degrees.
JULY 5TH, 1937
The temperature at Medicine Lake MT soared to 117 degrees to establish a state record.
JULY 4TH, 1956
A world record for the most rain in one minute was set at Unionville MD with a downpour of 1.23 inches.
JULY 4TH, 1776
Thomas Jefferson paid for his first thermometer, and signed the Declaration of Independence. According to his weather memorandum book, at 2 PM it was cloudy and 76 degrees.
JULY 3RD, 1863
After Pickett's charge at about 2 p.m., Meade's Union forces defeat Lee's Confederate soldiers following the three-day Battle of Gettysburg. The skies were partly cloudy, light SSW winds prevailed and it was hot, with the mercury registering 87 F (31C), according to Professor Jacobs at Gettysburg College.
JULY 3RD, 1987
Lightning struck and killed three men playing golf on a course near Kingsport TN. The three men had sought shelter from the rain under a tall tree on a small hill.
JULY 2ND, 1833
An unusually large New England tornado, one half to three quarters of a mile wide, went from Salem Pond to Norton Pond VT, and then into Canada.
JULY 2ND, 1843
An alligator reportedly fell from the sky onto Anson Street in Charleston SC during a thunderstorm.
JULY 1ST, 1989
Showers and thunderstorms associated with the low pressure system which was once Tropical Storm Allison continued to drench parts of Mississippi, Louisiana and eastern Texas. Late night thunderstorms produced 12.58 inches of rain at Biloxi MS in six hours, and 10.73 inches at Gulfport MS. Flooding in Mississippi over the first six days of the month caused 55 million dollars damage.
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.
New moon
Rise 6:06AM
Set 9:44PM
SATURDAY AFTERNOON
IAD / No delays
History
Weather Station: Washington-Dulles International Airport , VA , US
July 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
New moon
Rise 6:06AM
Set 9:44PM
SATURDAY AFTERNOON
IAD / No delays
Day
Reason
Upper Soil Moisture
Lower Soil Moisture
Sunday
Fire danger moderate
19%
24%
Monday
Fire danger moderate
19%
24%
Tuesday
Fire danger high
19%
24%
Wednesday
Fire danger very low
19%
24%
Thursday
Fire danger very low
19%
24%
Friday
Fire danger very low
19%
24%
New moon
Rise 6:06AM
Set 9:44PM
SATURDAY AFTERNOON
IAD / No delays
New moon
Rise 6:06AM
Set 9:44PM
SATURDAY AFTERNOON
IAD / No delays
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