MAY 21ST, 1860-A swarm of tornadoes occurred in the Ohio Valley. Tornadoes struck the cities of Louisville KY, Cincinnati OH, Chillicothe OH and Marietta OH causing a million dollars damage.
Rise 5:24AM
Set 8:48PM
Reporting Station : Seattle Boeing Field, WA
Light rain. Fog. Cool
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Rise 5:24AM
Set 8:48PM
Waxing gibbous
Rise7:19PM
Set4:13AM
TUESDAY MORNING
SEA / Delays from 30 to 45 minutes
MAY 21ST, 1860-A swarm of tornadoes occurred in the Ohio Valley. Tornadoes struck the cities of Louisville KY, Cincinnati OH, Chillicothe OH and Marietta OH causing a million dollars damage.
MAY 21ST, 1860 |
A swarm of tornadoes occurred in the Ohio Valley. Tornadoes struck the cities of Louisville KY, Cincinnati OH, Chillicothe OH and Marietta OH causing a million dollars damage. |
MAY 21ST, 1896 |
The mercury soared to 124 degrees at Salton CA to establish a U.S. record for May. |
MAY 20TH, 1916 |
On the same day on this year and again in 1917 and 1918, tornadoes strike Codell, KS. |
MAY 20TH, 1957 |
A tornado touched down to the southwest of Kansas City and traveled a distance of seventy-one miles cutting a swath of near total destruction through the southeastern suburbs of Ruskin Heights and Hickman Mills. The tornado claimed the lives of forty-five persons, and left hundreds homeless. It was the worst weather disaster of record for Kansas City. About all that remained of one house was a small table and a fish bowl atop, with the fish still swimming about inside the bowl, rather unconcerned. |
MAY 19TH, 1955 |
Lake Maloya NM received 11.28 inches of rain in 24 hours to establish a state record. |
MAY 19TH, 1780 |
The infamous "dark day" in New England tradition. At noon it was nearly as dark as night. Chickens went to roost, and many persons were fearful of divine wrath. The phenomena was caused by forest fires to the west of New England. |
MAY 18TH, 1980 |
Mount Saint Helens (in Washington State) erupted spewing ash and smoke sixty-three thousand feet into the air. Heavy ash covered the ground to the immediate northwest, and small particles were carried to the Atlantic coast. |
MAY 18TH, 1825 |
A tornado (said to have crossed all of the state of Ohio) smashed into the log cabin settlement of Burlington, northeast of Columbus. |
MAY 17TH, 1883 |
A three day flood in the Black Hills of western South Dakota resulted in a million dollars damage at Rapid City. |
MAY 17TH, 1979 |
A reading of 12 degrees at Mauna Kea Observatory established an all-time record low for the state of Hawaii. |
MAY 16TH, 1952 |
High winds in the Wasatch Canyon of Utah struck Ogden and Brigham City. Winds at Hill Air Force Base gusted to 92 mph. |
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 5:24AM
Set 8:48PM
Waxing gibbous
Rise7:19PM
Set4:13AM
TUESDAY MORNING
SEA / Delays from 30 to 45 minutes
History | |||
Weather Station: Seattle-Tacoma International Airport , WA , US | |||
May Data | Choose another month |
Averages | |
Average High Temperature
6.70 °C
|
Average Low Temperature
1.10 °C
|
Average Mean Temp
3.90 °C
|
Average Dew Point
0.60 °C
|
Average Windspeed
22.20 km/h
|
Average Wind Direction
203.0
|
Average Morning Relative Humidity
83.0
|
Average Afternoon Relative Humidity
76.0
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
14.47
|
Average Snowfall (US Only)
12.70
|
|
Daily Counts | |
Days With Precipitation
19
|
Days With Thunderstorms
*
|
Days With Fog
18
|
Days With Snow
3
|
Days With Lows Below Freezing
11
|
Days above 90° F (32.2° C)
0
|
Records | |
Record High
17.80 °C
|
Record Low
-17.80 °C
|
Record Wind Speed
87.00 km/h
|
Record Monthly Snowfall
144.7 cm
|
Record 24-hour Snowfall
50.80 cm
|
Record Monthly Rainfall
327 mm
|
Record 24-hour Rainfall
76 mm
|
Record Minimum Monthly Precipitation
1.52 mm
|
Averages | |
Average High Temperature
8.90 °C
|
Average Low Temperature
2.20 °C
|
Average Mean Temp
6.10 °C
|
Average Dew Point
1.70 °C
|
Average Windspeed
22.20 km/h
|
Average Wind Direction
203.0
|
Average Morning Relative Humidity
83.0
|
Average Afternoon Relative Humidity
69.0
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
10.66
|
Average Snowfall (US Only)
5.10
|
|
Daily Counts | |
Days With Precipitation
16
|
Days With Thunderstorms
*
|
Days With Fog
14
|
Days With Snow
1
|
Days With Lows Below Freezing
7
|
Days above 90° F (32.2° C)
0
|
Records | |
Record High
21.10 °C
|
Record Low
-17.20 °C
|
Record Wind Speed
96.30 km/h
|
Record Monthly Snowfall
33.0 cm
|
Record 24-hour Snowfall
17.80 cm
|
Record Monthly Rainfall
231 mm
|
Record 24-hour Rainfall
76 mm
|
Record Minimum Monthly Precipitation
1.52 mm
|
Averages | |
Average High Temperature
11.10 °C
|
Average Low Temperature
3.30 °C
|
Average Mean Temp
7.20 °C
|
Average Dew Point
2.20 °C
|
Average Windspeed
20.40 km/h
|
Average Wind Direction
203.0
|
Average Morning Relative Humidity
84.0
|
Average Afternoon Relative Humidity
63.0
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
9.39
|
Average Snowfall (US Only)
2.50
|
|
Daily Counts | |
Days With Precipitation
17
|
Days With Thunderstorms
1
|
Days With Fog
12
|
Days With Snow
1
|
Days With Lows Below Freezing
5
|
Days above 90° F (32.2° C)
0
|
Records | |
Record High
23.90 °C
|
Record Low
-11.70 °C
|
Record Wind Speed
85.20 km/h
|
Record Monthly Snowfall
45.7 cm
|
Record 24-hour Snowfall
15.20 cm
|
Record Monthly Rainfall
213 mm
|
Record 24-hour Rainfall
69 mm
|
Record Minimum Monthly Precipitation
1.52 mm
|
Averages | |
Average High Temperature
13.90 °C
|
Average Low Temperature
5.00 °C
|
Average Mean Temp
9.40 °C
|
Average Dew Point
3.90 °C
|
Average Windspeed
18.50 km/h
|
Average Wind Direction
203.0
|
Average Morning Relative Humidity
83.0
|
Average Afternoon Relative Humidity
57.0
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
6.09
|
Average Snowfall (US Only)
*
|
|
Daily Counts | |
Days With Precipitation
14
|
Days With Thunderstorms
1
|
Days With Fog
9
|
Days With Snow
*
|
Days With Lows Below Freezing
1
|
Days above 90° F (32.2° C)
0
|
Records | |
Record High
29.40 °C
|
Record Low
-1.70 °C
|
Record Wind Speed
70.40 km/h
|
Record Monthly Snowfall
5.1 cm
|
Record 24-hour Snowfall
2.50 cm
|
Record Monthly Rainfall
107 mm
|
Record 24-hour Rainfall
46 mm
|
Record Minimum Monthly Precipitation
0.76 mm
|
Averages | |
Average High Temperature
17.80 °C
|
Average Low Temperature
7.80 °C
|
Average Mean Temp
12.80 °C
|
Average Dew Point
6.70 °C
|
Average Windspeed
16.70 km/h
|
Average Wind Direction
203.0
|
Average Morning Relative Humidity
80.0
|
Average Afternoon Relative Humidity
54.0
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
4.31
|
Average Snowfall (US Only)
*
|
|
Daily Counts | |
Days With Precipitation
11
|
Days With Thunderstorms
1
|
Days With Fog
8
|
Days With Snow
0
|
Days With Lows Below Freezing
*
|
Days above 90° F (32.2° C)
*
|
Records | |
Record High
33.90 °C
|
Record Low
-2.20 °C
|
Record Wind Speed
74.10 km/h
|
Record Monthly Snowfall
* cm
|
Record 24-hour Snowfall
* cm
|
Record Monthly Rainfall
122 mm
|
Record 24-hour Rainfall
46 mm
|
Record Minimum Monthly Precipitation
1.02 mm
|
Averages | |
Average High Temperature
20.60 °C
|
Average Low Temperature
10.60 °C
|
Average Mean Temp
16.10 °C
|
Average Dew Point
8.90 °C
|
Average Windspeed
16.70 km/h
|
Average Wind Direction
225.0
|
Average Morning Relative Humidity
79.0
|
Average Afternoon Relative Humidity
54.0
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
3.55
|
Average Snowfall (US Only)
0.00
|
|
Daily Counts | |
Days With Precipitation
9
|
Days With Thunderstorms
1
|
Days With Fog
8
|
Days With Snow
0
|
Days With Lows Below Freezing
0
|
Days above 90° F (32.2° C)
*
|
Records | |
Record High
35.60 °C
|
Record Low
3.30 °C
|
Record Wind Speed
51.90 km/h
|
Record Monthly Snowfall
0.0 cm
|
Record 24-hour Snowfall
0.00 cm
|
Record Monthly Rainfall
96 mm
|
Record 24-hour Rainfall
46 mm
|
Record Minimum Monthly Precipitation
0.25 mm
|
Averages | |
Average High Temperature
23.90 °C
|
Average Low Temperature
12.20 °C
|
Average Mean Temp
18.30 °C
|
Average Dew Point
10.60 °C
|
Average Windspeed
14.80 km/h
|
Average Wind Direction
225.0
|
Average Morning Relative Humidity
79.0
|
Average Afternoon Relative Humidity
49.0
|
Typical Sky Cover
CLR
|
Average Precipitation (US Only)
2.03
|
Average Snowfall (US Only)
0.00
|
|
Daily Counts | |
Days With Precipitation
5
|
Days With Thunderstorms
1
|
Days With Fog
8
|
Days With Snow
0
|
Days With Lows Below Freezing
0
|
Days above 90° F (32.2° C)
1
|
Records | |
Record High
36.70 °C
|
Record Low
6.10 °C
|
Record Wind Speed
46.30 km/h
|
Record Monthly Snowfall
0.0 cm
|
Record 24-hour Snowfall
0.00 cm
|
Record Monthly Rainfall
61 mm
|
Record 24-hour Rainfall
20 mm
|
Record Minimum Monthly Precipitation
* mm
|
Averages | |
Average High Temperature
23.30 °C
|
Average Low Temperature
12.80 °C
|
Average Mean Temp
18.30 °C
|
Average Dew Point
11.70 °C
|
Average Windspeed
14.80 km/h
|
Average Wind Direction
203.0
|
Average Morning Relative Humidity
84.0
|
Average Afternoon Relative Humidity
51.0
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
2.79
|
Average Snowfall (US Only)
0.00
|
|
Daily Counts | |
Days With Precipitation
7
|
Days With Thunderstorms
1
|
Days With Fog
12
|
Days With Snow
0
|
Days With Lows Below Freezing
0
|
Days above 90° F (32.2° C)
1
|
Records | |
Record High
37.20 °C
|
Record Low
6.70 °C
|
Record Wind Speed
57.40 km/h
|
Record Monthly Snowfall
0.0 cm
|
Record 24-hour Snowfall
0.00 cm
|
Record Monthly Rainfall
117 mm
|
Record 24-hour Rainfall
41 mm
|
Record Minimum Monthly Precipitation
* mm
|
Averages | |
Average High Temperature
20.60 °C
|
Average Low Temperature
10.60 °C
|
Average Mean Temp
15.60 °C
|
Average Dew Point
10.00 °C
|
Average Windspeed
14.80 km/h
|
Average Wind Direction
0.0
|
Average Morning Relative Humidity
87.0
|
Average Afternoon Relative Humidity
57.0
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
4.82
|
Average Snowfall (US Only)
0.00
|
|
Daily Counts | |
Days With Precipitation
9
|
Days With Thunderstorms
1
|
Days With Fog
16
|
Days With Snow
0
|
Days With Lows Below Freezing
0
|
Days above 90° F (32.2° C)
*
|
Records | |
Record High
36.70 °C
|
Record Low
1.70 °C
|
Record Wind Speed
63.00 km/h
|
Record Monthly Snowfall
0.0 cm
|
Record 24-hour Snowfall
0.00 cm
|
Record Monthly Rainfall
150 mm
|
Record 24-hour Rainfall
41 mm
|
Record Minimum Monthly Precipitation
* mm
|
Averages | |
Average High Temperature
15.00 °C
|
Average Low Temperature
7.20 °C
|
Average Mean Temp
11.10 °C
|
Average Dew Point
7.20 °C
|
Average Windspeed
16.70 km/h
|
Average Wind Direction
180.0
|
Average Morning Relative Humidity
88.0
|
Average Afternoon Relative Humidity
68.0
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
8.88
|
Average Snowfall (US Only)
*
|
|
Daily Counts | |
Days With Precipitation
13
|
Days With Thunderstorms
*
|
Days With Fog
19
|
Days With Snow
*
|
Days With Lows Below Freezing
*
|
Days above 90° F (32.2° C)
0
|
Records | |
Record High
31.70 °C
|
Record Low
-2.20 °C
|
Record Wind Speed
72.20 km/h
|
Record Monthly Snowfall
5.1 cm
|
Record 24-hour Snowfall
5.10 cm
|
Record Monthly Rainfall
198 mm
|
Record 24-hour Rainfall
69 mm
|
Record Minimum Monthly Precipitation
0.76 mm
|
Averages | |
Average High Temperature
10.00 °C
|
Average Low Temperature
3.90 °C
|
Average Mean Temp
7.20 °C
|
Average Dew Point
3.90 °C
|
Average Windspeed
18.50 km/h
|
Average Wind Direction
180.0
|
Average Morning Relative Humidity
85.0
|
Average Afternoon Relative Humidity
76.0
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
14.97
|
Average Snowfall (US Only)
2.50
|
|
Daily Counts | |
Days With Precipitation
18
|
Days With Thunderstorms
1
|
Days With Fog
18
|
Days With Snow
*
|
Days With Lows Below Freezing
5
|
Days above 90° F (32.2° C)
0
|
Records | |
Record High
23.30 °C
|
Record Low
-14.40 °C
|
Record Wind Speed
107.40 km/h
|
Record Monthly Snowfall
45.7 cm
|
Record 24-hour Snowfall
20.30 cm
|
Record Monthly Rainfall
272 mm
|
Record 24-hour Rainfall
86 mm
|
Record Minimum Monthly Precipitation
1.78 mm
|
Averages | |
Average High Temperature
7.20 °C
|
Average Low Temperature
2.20 °C
|
Average Mean Temp
5.00 °C
|
Average Dew Point
1.70 °C
|
Average Windspeed
18.50 km/h
|
Average Wind Direction
180.0
|
Average Morning Relative Humidity
85.0
|
Average Afternoon Relative Humidity
79.0
|
Typical Sky Cover
OVR
|
Average Precipitation (US Only)
14.97
|
Average Snowfall (US Only)
7.60
|
|
Daily Counts | |
Days With Precipitation
19
|
Days With Thunderstorms
*
|
Days With Fog
19
|
Days With Snow
2
|
Days With Lows Below Freezing
9
|
Days above 90° F (32.2° C)
0
|
Records | |
Record High
17.20 °C
|
Record Low
-14.40 °C
|
Record Wind Speed
88.90 km/h
|
Record Monthly Snowfall
55.8 cm
|
Record 24-hour Snowfall
22.80 cm
|
Record Monthly Rainfall
299 mm
|
Record 24-hour Rainfall
53 mm
|
Record Minimum Monthly Precipitation
3.55 mm
|
Rise 5:24AM
Set 8:48PM
Waxing gibbous
Rise7:19PM
Set4:13AM
TUESDAY MORNING
SEA / Delays from 30 to 45 minutes
Day | Reason | Upper Soil Moisture | Lower Soil Moisture | |
Tuesday | Fire danger very low | 26% | 28% | |
Wednesday | Fire danger very low | 26% | 28% | |
Thursday | Fire danger low | 26% | 28% | |
Friday | Fire danger very low | 26% | 28% | |
Saturday | Fire danger very low | 26% | 28% | |
Sunday | Fire danger very low | 26% | 28% |
Rise 5:24AM
Set 8:48PM
Waxing gibbous
Rise7:19PM
Set4:13AM
TUESDAY MORNING
SEA / Delays from 30 to 45 minutes
Rise 5:24AM
Set 8:48PM
Waxing gibbous
Rise7:19PM
Set4:13AM
TUESDAY MORNING
SEA / Delays from 30 to 45 minutes