Archive for the ‘Weather – Analysis’ Category

Hydro Lakes Seriously Low

Tuesday, February 12th, 2008

New Zealand’s hydro-electric storage lakes remained at seriously low levels during January 2008.


Hydro Lakes Remain Depleted

Saturday, January 26th, 2008

Low inflows, dry weather and increased demand have kept depleted hydro lakes at a reduced level during the first half of January 2008.


Hydro Storage Improves

Friday, January 11th, 2008

New Zealand’s hydro storage improved during December 2007, recovering from the dramatic lows of November. However, at year’s end, storage still remained below average for the time of year.


December 2007 Calm and Dry

Wednesday, January 9th, 2008

Tawa’s climate during December 2007 was calmer and drier than last year, with temperatures similar to 2003 and 2005.


November 2007 Dry and Calm

Friday, January 4th, 2008

Tawa’s climate during November 2007 was calmer than normal, much drier than 2006 but otherwise typical for the time of year.


Hydro Lakes in Serious Decline

Wednesday, December 19th, 2007

Hydro lake storage declined to low levels during November 2007, ending the month lower than levels recorded at the same time in 2004, 2006 and the crisis year 1992.


Hydro Lake Storage Improves Dramatically

Monday, November 19th, 2007

New Zealand’s hydro-electric lake storage levels improved dramatically during October 2007. Lower demand and above average inflows assisted the recovery.


September 2007 Cooler, Wetter

Tuesday, October 9th, 2007

Tawa’s climate during September 2007 was cooler and wetter than the previous two Septembers. Low cloud and fog were recorded on more days last year but otherwise, apart from September 2003 which was particularly wet, September 2007 was typical for the time of year.


Hydro Lake Storage Improves

Monday, September 10th, 2007

Hydro lake storage declined slightly in terms of volume during August 2007, but improved in percentage terms for the time of year. With demand steady and generally below-average inflows, a storm delivered a bonus with whopping inflows on the 11th and 12th.


August 2007 Dry and Calm

Friday, September 7th, 2007

Tawa’s climate during August 2007 was much drier and calmer than last August, with temperatures typical for the time of year.


July 2007 Drier, Calmer

Thursday, August 30th, 2007

Tawa’s climate during July 2007 was drier and calmer than last year. Temperatures were similar to 2005 and 2006, but warmer than 2003 and 2004.


Hydro Lake Storage Declines Again

Sunday, July 15th, 2007

New Zealand’s hydroelectric lake storage declined again during June, a month during which demand was generally lower than last year; as were inflows.


June 2007 Warmer

Monday, July 9th, 2007

Tawa’s climate during June 2007 was warmer than the same month in the previous three years, but cooler than 2003. Rainfall was lower than last year, but higher than 2005.


May 2007 Drier, Windier, Warmer

Thursday, June 14th, 2007

Tawa’s climate during May 2007 was drier and windier, with temperatures similar to those recorded in 2005 which was warmer than 2003, 2004 and 2006. The average monthly temperature was 2 degrees higher than the value calculated for May last year, and nearly 1 degree higher than that calculated for 2005.


Hydro Lake Storage Improves Slightly

Tuesday, June 12th, 2007

New Zealand’s hydro-electric storage lake levels improved slightly during May 2007, with greater inflows than those recorded in April.