Reporting Station : O.R. Tambo International Airport, Gauteng, South Africa
29%
Humidity
5°C
Dew Point
25°C
Comfort Level
0 km
Visibility
1025.06 mb
Barometric Pressure
Air Quality
Waxing crescent
Rise 10:55AM
Set 9:23PM
SUNDAY EVENING
AJS / No delays
MAY 12TH, 1972-In Texas, A cloudburst dumped sixteen inches of rain north of New Braunfels sending a thirty foot wall of water down Blueders Creek into the Comal and Guadalupe Rivers washing away people, houses and automobiles. The flood claimed 18 lives and caused more than twenty million dollars damage.
MAY 12TH, 1972
In Texas, A cloudburst dumped sixteen inches of rain north of New Braunfels sending a thirty foot wall of water down Blueders Creek into the Comal and Guadalupe Rivers washing away people, houses and automobiles. The flood claimed 18 lives and caused more than twenty million dollars damage.
MAY 12TH, 1934
A dust storm darkened skies from Oklahoma to the Atlantic coast.
MAY 11TH, 1953
A tornado hit Waco TX killing 114 persons and burying some downtown streets under five feet of fallen bricks.
MAY 11TH, 1966
The 1.6 inch snow at Chicago IL was their latest measurable snow of record. Previously the record was 3.7 inches on the 1st and 2nd of May set in 1940.
MAY 10TH, 1905
A deadly tornado hit the town of Snyder OK killing 87 persons. The tornado leveled 100 homes in Snyder, and destroyed many others. The large and violent tornado killed a total of 97 persons along its 40 miles path across southwestern Oklahoma. Its roar could reportedly be heard up to twelve miles away.
MAY 10TH, 1987
Thunderstorms along the Central Gulf Coast deluged Lillian AL with14.5 inches of rain, and nearby Perdido Key FL with 12.8 inches of rain.
MAY 9TH, 1966
Record snows fell in the northeastern Ohio and western Pennsylvania, including 3.1 inches at Pittsburgh PA and 5.4 inches at Youngstown OH. Snow also extended across parts of New York State, with eight inches reported in the southern Adirondacks.
MAY 9TH, 1977
A late season snowstorm hit parts of Pennsylvania, New York State, and southern and central New England. Heavier snowfall totals included 27 inches at Slide Mountain NY and 20 inches at Norwalk CT. At Boston it was the first May snow in 107 years of records. The heavy wet snow caused extensive damage to trees and power lines. The homes of half a million persons were without power following the storm.
MAY 8TH, 1784
A deadly hailstorm in South Carolina hit the town of Winnsborough. The hailstones, measuring as much as nine inches in circumference, killed several persons, and a great number of sheep, lambs and birds.
MAY 8TH, 1981
The Dallas/Fort Worth area experienced its worst hailstorm of record as baseball to grapefruit size hail, accompanied by 100 mph winds, caused nearly 200 million dollars damage. Hail accumulated eight inches deep at Cedar Hill TX.
MAY 7TH, 1988
A powerful storm in the north central U.S. produced up to three feet of snow in the Bighorn Mountains of Wyoming and the mountains of south central Montana. Up to five inches of rain drenched central Montana in less than 24 hours, and flash flooding in Wyoming caused a 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.
Waxing crescent
Rise 10:55AM
Set 9:23PM
SUNDAY EVENING
AJS / No delays
History
Weather Station: Pretoria Airport , 06 , SF
May Data
Choose another month
Averages
Average High Temperature
27.80 °C
Average Low Temperature
19.40 °C
Average Mean Temp
23.30 °C
Average Dew Point
14.40 °C
Average Windspeed
9.30 km/h
Average Wind Direction
45.0
Average Morning Relative Humidity
77.0
Average Afternoon Relative Humidity
47.0
Typical Sky Cover
BRK
Average Precipitation (US Only)
*
Average Snowfall (US Only)
*
Daily Counts
Days With Precipitation
11
Days With Thunderstorms
8
Days With Fog
*
Days With Snow
0
Days With Lows Below Freezing
0
Days above 90° F (32.2° C)
3
Records
Record High
36.10 °C
Record Low
12.20 °C
Record Wind Speed
92.60 km/h
Record Monthly Snowfall
* cm
Record 24-hour Snowfall
* cm
Record Monthly Rainfall
0 mm
Record 24-hour Rainfall
0 mm
Record Minimum Monthly Precipitation
* mm
Averages
Average High Temperature
27.20 °C
Average Low Temperature
18.90 °C
Average Mean Temp
23.30 °C
Average Dew Point
14.40 °C
Average Windspeed
9.30 km/h
Average Wind Direction
90.0
Average Morning Relative Humidity
79.0
Average Afternoon Relative Humidity
47.0
Typical Sky Cover
BRK
Average Precipitation (US Only)
*
Average Snowfall (US Only)
*
Daily Counts
Days With Precipitation
9
Days With Thunderstorms
4
Days With Fog
1
Days With Snow
0
Days With Lows Below Freezing
0
Days above 90° F (32.2° C)
1
Records
Record High
36.10 °C
Record Low
12.80 °C
Record Wind Speed
103.70 km/h
Record Monthly Snowfall
* cm
Record 24-hour Snowfall
* cm
Record Monthly Rainfall
0 mm
Record 24-hour Rainfall
0 mm
Record Minimum Monthly Precipitation
* mm
Averages
Average High Temperature
26.10 °C
Average Low Temperature
17.80 °C
Average Mean Temp
21.70 °C
Average Dew Point
13.30 °C
Average Windspeed
9.30 km/h
Average Wind Direction
90.0
Average Morning Relative Humidity
80.0
Average Afternoon Relative Humidity
48.0
Typical Sky Cover
SCT
Average Precipitation (US Only)
*
Average Snowfall (US Only)
*
Daily Counts
Days With Precipitation
9
Days With Thunderstorms
4
Days With Fog
2
Days With Snow
0
Days With Lows Below Freezing
0
Days above 90° F (32.2° C)
*
Records
Record High
33.90 °C
Record Low
7.80 °C
Record Wind Speed
92.60 km/h
Record Monthly Snowfall
* cm
Record 24-hour Snowfall
* cm
Record Monthly Rainfall
0 mm
Record 24-hour Rainfall
0 mm
Record Minimum Monthly Precipitation
* mm
Averages
Average High Temperature
23.90 °C
Average Low Temperature
14.40 °C
Average Mean Temp
18.90 °C
Average Dew Point
10.00 °C
Average Windspeed
9.30 km/h
Average Wind Direction
270.0
Average Morning Relative Humidity
77.0
Average Afternoon Relative Humidity
42.0
Typical Sky Cover
SCT
Average Precipitation (US Only)
*
Average Snowfall (US Only)
*
Daily Counts
Days With Precipitation
6
Days With Thunderstorms
3
Days With Fog
1
Days With Snow
0
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
74.10 km/h
Record Monthly Snowfall
* cm
Record 24-hour Snowfall
* cm
Record Monthly Rainfall
0 mm
Record 24-hour Rainfall
0 mm
Record Minimum Monthly Precipitation
* mm
Averages
Average High Temperature
21.70 °C
Average Low Temperature
10.00 °C
Average Mean Temp
16.10 °C
Average Dew Point
5.60 °C
Average Windspeed
9.30 km/h
Average Wind Direction
270.0
Average Morning Relative Humidity
75.0
Average Afternoon Relative Humidity
35.0
Typical Sky Cover
CLR
Average Precipitation (US Only)
*
Average Snowfall (US Only)
*
Daily Counts
Days With Precipitation
2
Days With Thunderstorms
1
Days With Fog
1
Days With Snow
0
Days With Lows Below Freezing
5
Days above 90° F (32.2° C)
0
Records
Record High
28.30 °C
Record Low
2.80 °C
Record Wind Speed
37.00 km/h
Record Monthly Snowfall
* cm
Record 24-hour Snowfall
* cm
Record Monthly Rainfall
0 mm
Record 24-hour Rainfall
0 mm
Record Minimum Monthly Precipitation
* mm
Averages
Average High Temperature
18.30 °C
Average Low Temperature
6.70 °C
Average Mean Temp
12.80 °C
Average Dew Point
2.20 °C
Average Windspeed
9.30 km/h
Average Wind Direction
270.0
Average Morning Relative Humidity
72.0
Average Afternoon Relative Humidity
35.0
Typical Sky Cover
CLR
Average Precipitation (US Only)
*
Average Snowfall (US Only)
*
Daily Counts
Days With Precipitation
2
Days With Thunderstorms
*
Days With Fog
1
Days With Snow
0
Days With Lows Below Freezing
20
Days above 90° F (32.2° C)
0
Records
Record High
28.90 °C
Record Low
0.00 °C
Record Wind Speed
48.10 km/h
Record Monthly Snowfall
* cm
Record 24-hour Snowfall
* cm
Record Monthly Rainfall
0 mm
Record 24-hour Rainfall
0 mm
Record Minimum Monthly Precipitation
* mm
Averages
Average High Temperature
18.90 °C
Average Low Temperature
6.70 °C
Average Mean Temp
12.80 °C
Average Dew Point
1.70 °C
Average Windspeed
11.10 km/h
Average Wind Direction
270.0
Average Morning Relative Humidity
70.0
Average Afternoon Relative Humidity
33.0
Typical Sky Cover
CLR
Average Precipitation (US Only)
*
Average Snowfall (US Only)
*
Daily Counts
Days With Precipitation
1
Days With Thunderstorms
*
Days With Fog
1
Days With Snow
0
Days With Lows Below Freezing
22
Days above 90° F (32.2° C)
0
Records
Record High
25.00 °C
Record Low
0.60 °C
Record Wind Speed
46.30 km/h
Record Monthly Snowfall
* cm
Record 24-hour Snowfall
* cm
Record Monthly Rainfall
0 mm
Record 24-hour Rainfall
0 mm
Record Minimum Monthly Precipitation
* mm
Averages
Average High Temperature
21.10 °C
Average Low Temperature
9.40 °C
Average Mean Temp
15.60 °C
Average Dew Point
2.80 °C
Average Windspeed
13.00 km/h
Average Wind Direction
270.0
Average Morning Relative Humidity
66.0
Average Afternoon Relative Humidity
30.0
Typical Sky Cover
CLR
Average Precipitation (US Only)
*
Average Snowfall (US Only)
*
Daily Counts
Days With Precipitation
2
Days With Thunderstorms
1
Days With Fog
*
Days With Snow
0
Days With Lows Below Freezing
8
Days above 90° F (32.2° C)
0
Records
Record High
28.90 °C
Record Low
1.10 °C
Record Wind Speed
125.90 km/h
Record Monthly Snowfall
* cm
Record 24-hour Snowfall
* cm
Record Monthly Rainfall
0 mm
Record 24-hour Rainfall
0 mm
Record Minimum Monthly Precipitation
* mm
Averages
Average High Temperature
24.40 °C
Average Low Temperature
13.90 °C
Average Mean Temp
19.40 °C
Average Dew Point
5.60 °C
Average Windspeed
13.00 km/h
Average Wind Direction
45.0
Average Morning Relative Humidity
65.0
Average Afternoon Relative Humidity
30.0
Typical Sky Cover
CLR
Average Precipitation (US Only)
*
Average Snowfall (US Only)
*
Daily Counts
Days With Precipitation
4
Days With Thunderstorms
2
Days With Fog
*
Days With Snow
0
Days With Lows Below Freezing
1
Days above 90° F (32.2° C)
*
Records
Record High
32.80 °C
Record Low
3.90 °C
Record Wind Speed
111.10 km/h
Record Monthly Snowfall
* cm
Record 24-hour Snowfall
* cm
Record Monthly Rainfall
0 mm
Record 24-hour Rainfall
0 mm
Record Minimum Monthly Precipitation
* mm
Averages
Average High Temperature
25.60 °C
Average Low Temperature
15.60 °C
Average Mean Temp
21.10 °C
Average Dew Point
9.40 °C
Average Windspeed
11.10 km/h
Average Wind Direction
45.0
Average Morning Relative Humidity
71.0
Average Afternoon Relative Humidity
38.0
Typical Sky Cover
SCT
Average Precipitation (US Only)
*
Average Snowfall (US Only)
*
Daily Counts
Days With Precipitation
7
Days With Thunderstorms
6
Days With Fog
1
Days With Snow
0
Days With Lows Below Freezing
*
Days above 90° F (32.2° C)
1
Records
Record High
33.90 °C
Record Low
6.10 °C
Record Wind Speed
92.60 km/h
Record Monthly Snowfall
* cm
Record 24-hour Snowfall
* cm
Record Monthly Rainfall
0 mm
Record 24-hour Rainfall
0 mm
Record Minimum Monthly Precipitation
* mm
Averages
Average High Temperature
26.10 °C
Average Low Temperature
16.70 °C
Average Mean Temp
21.70 °C
Average Dew Point
11.70 °C
Average Windspeed
9.30 km/h
Average Wind Direction
45.0
Average Morning Relative Humidity
76.0
Average Afternoon Relative Humidity
44.0
Typical Sky Cover
SCT
Average Precipitation (US Only)
*
Average Snowfall (US Only)
*
Daily Counts
Days With Precipitation
10
Days With Thunderstorms
6
Days With Fog
1
Days With Snow
0
Days With Lows Below Freezing
0
Days above 90° F (32.2° C)
1
Records
Record High
35.00 °C
Record Low
8.90 °C
Record Wind Speed
55.60 km/h
Record Monthly Snowfall
* cm
Record 24-hour Snowfall
* cm
Record Monthly Rainfall
0 mm
Record 24-hour Rainfall
0 mm
Record Minimum Monthly Precipitation
* mm
Averages
Average High Temperature
27.20 °C
Average Low Temperature
18.30 °C
Average Mean Temp
22.80 °C
Average Dew Point
13.90 °C
Average Windspeed
9.30 km/h
Average Wind Direction
45.0
Average Morning Relative Humidity
78.0
Average Afternoon Relative Humidity
46.0
Typical Sky Cover
BRK
Average Precipitation (US Only)
*
Average Snowfall (US Only)
*
Daily Counts
Days With Precipitation
11
Days With Thunderstorms
8
Days With Fog
1
Days With Snow
0
Days With Lows Below Freezing
0
Days above 90° F (32.2° C)
1
Records
Record High
36.10 °C
Record Low
11.70 °C
Record Wind Speed
44.40 km/h
Record Monthly Snowfall
* cm
Record 24-hour Snowfall
* cm
Record Monthly Rainfall
0 mm
Record 24-hour Rainfall
0 mm
Record Minimum Monthly Precipitation
* mm
Waxing crescent
Rise 10:55AM
Set 9:23PM
SUNDAY EVENING
AJS / No delays
Day
Reason
Upper Soil Moisture
Lower Soil Moisture
Monday
Fire danger low
8%
11%
Tuesday
Fire danger low
8%
11%
Wednesday
Fire danger low
9%
11%
Thursday
Fire danger extreme
9%
11%
Friday
Fire danger extreme
9%
11%
Saturday
Fire danger extreme
9%
11%
Waxing crescent
Rise 10:55AM
Set 9:23PM
SUNDAY EVENING
AJS / No delays
Waxing crescent
Rise 10:55AM
Set 9:23PM
SUNDAY EVENING
AJS / No delays
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New snow min
Skiable trails open
New snow max
Skiable acres open
Primary surface conditions
Max Skiable acres open
Base depth min
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Base depth max
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Hours of operation
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