Moderator: HAZ - Moderators
PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE PHOENIX AZ
921 AM MST WED DEC 21 2011
...THE WINTER SOLSTICE OCCURS TODAY...21 DECEMBER...AT 1030 PM...
THE WINTER SOLSTICE OCCURS WHEN THE SUN REACHES ITS SOUTHERN MOST
LATITUDE OF THE YEAR AT 1030 PM MST THIS EVENING. THIS IS WHEN THE
SUN WILL BE DIRECTLY OVER THE TROPIC OF CAPRICORN IN THE SOUTHERN
HEMISPHERE AT 23 1/2 DEGREES LATITUDE SOUTH OF THE EQUATOR. IT WILL
BE PRECISELY 1030 PM MST THIS EVENING WHEN THE SUN ENDS ITS 6 MONTH
JOURNEY SOUTH AND BEGINS ITS 6 MONTH JOURNEY NORTH.
THIS IS THE TIME OF YEAR WHEN THE LONGEST SHADOWS ARE CAST BY OBJECTS
IN THE SUNSHINE IN THE NORTHERN HEMISPHERE. AT 1226 PM MST THIS
AFTERNOON WHICH IS SOLAR NOON IN PHOENIX...THE SUN WILL BE AT ITS
LOWEST ANGLE OF THE YEAR WHEN DIRECTLY SOUTH IN THE SKY. THIS ANGLE
IS 33 DEGREES ABOVE THE SOUTHERN HORIZON IN PHOENIX.
TODAY IS THE SHORTEST DAY OF THE YEAR. IN PHOENIX...THERE ARE 9 HOURS
AND 56 MINUTES FROM SUNRISE AT 728 AM THIS MORNING TO SUNSET AT
524 PM MST THIS AFTERNOON.
WINTER HAS BEEN UNDERWAY AT LEAST SINCE 1 DECEMBER. THE OFFICIAL
NATIONAL WEATHER SERVICE DEFINITION OF WINTER IS FROM THE 1ST DAY IN
DECEMBER TO THE LAST DAY IN FEBURARY. ON AVERAGE...THE COLDEST
3 MONTH PERIOD IN THE YEAR IN PHOENIX IS FROM ABOUT THE 23RD OF
NOVEMBER UNTIL ABOUT THE 23RD OF FEBRUARY. THUS...WINTER BEGINS
MUCH EARLIER THAN THE WINTER SOLSTICE.
I thought Al Gore was in charge of that? ;)big_load wrote:Maybe the AZ legislature can take some action to keep them from getting so short in the first place.
I think he's pushing in the opposite direction.SuperstitionGuy wrote:I thought Al Gore was in charge of that? ;)big_load wrote:Maybe the AZ legislature can take some action to keep them from getting so short in the first place.
I believe that would make it an exponential decay curve.chumley wrote:I thinks that's what the Mayans said. Only there's no going back up.Jim_H wrote:We're at the bottom of the sine curve!
That won't happen until late February (talking temperature here) with the lag factor. The coldest is likely yet to come. ;)Jim_H wrote:longer and warmer days