Friday, 30 April 2004
Temperatures tended be on the cool side for the most part, however there were a few warm days and mild nights interspersed throughout the month.
A table of State extremes, some more details, some new records, and summaries for sites across the State appear below.
Tasmania and Antarctica Regional Office
Bureau of Meteorology
Phone (03) 6221 2043
Email climate.tas@bom.gov.au
Averaged minimum temperatures for the month tended to be slightly above normal along the north of the State, but slightly below normal for the remainder. A few sites in the southeast were more than one degree below normal. Most nights tended to be cool but there were a few mild nights around mid month and again later in the month. The warmest night across the State was the 14th/15th.
Rainfall varied across the State. It was below normal in parts of the northeast and over the west, where a few sites reported very much below rainfall. Most of the remainder experienced near normal totals, but some location in the east and southeast had above normal rainfall A couple of sites on the east coast had very much above normal totals.
Windy conditions occurred on the 1st with the passage of a cold front associated with a deep low over the Southern Ocean. It was also windy on the 24th in the north and east, when a low formed on a cold front and deepened over eastern Bass Strait.
Tasmania and Antarctica Regional Office
Bureau of Meteorology
Phone (03) 6221 2043
Email climate.tas@bom.gov.au
MONTHLY CLIMATE SUMMARY - TASMANIA
Overview of Tasmania's weather in April 2004
Rainfall for April 2004 was below normal for the west of the State and parts of the northeast. Most of the remainder received rainfall that was close to normal, but there were some locations in the east and southeast where above normal totals were reported.Temperatures tended be on the cool side for the most part, however there were a few warm days and mild nights interspersed throughout the month.
A table of State extremes, some more details, some new records, and summaries for sites across the State appear below.
Further information
Climate and Consultancy SectionTasmania and Antarctica Regional Office
Bureau of Meteorology
Phone (03) 6221 2043
Email climate.tas@bom.gov.au
Extremes
Weather extremes during April 2004 |
|||
|---|---|---|---|
| Highest temperature Hottest day |
28.5 °C | Flinders Island Airport on 14th | |
| Highest mean daily maximum temperature Warmest days on average |
18.9 °C | Flinders Island Airport | |
| Lowest mean daily maximum temperature Coolest days on average |
7.9 °C | Mount Wellington | |
| Lowest daily maximum temperature Coldest day |
2.1 °C | Mount Wellington on 23rd | |
| Lowest temperature Coldest night |
-5.3 °C | Tunnack on 4th | |
| Lowest mean daily minimum temperature Coldest nights on average |
1.1 °C | Liawenee | |
| Highest mean daily minimum temperature Mildest nights on average |
13.0 °C | Swan Island | |
| Highest daily minimum Warmest night |
16.9 °C | Burnie on 15th | |
| Highest total rainfall Wettest overall |
210.6 mm | Mount Read | |
| Lowest total rainfall Driest overall |
29.4 mm | Flinders Island Airport | |
| Highest daily rainfall Wettest day |
62.8 mm | Gray on 12th | |
Details
Averaged over the month, maximum temperatures were close to normal or slightly below. For a few places in the east they were more than one degree below normal. Most days were cooler than normal, however these were largely offset by several warm days, particularly the 6th, 14th, 15th, and 22nd. The 22nd was the warmest day in the month for much of the State; the next day was the coldest.Averaged minimum temperatures for the month tended to be slightly above normal along the north of the State, but slightly below normal for the remainder. A few sites in the southeast were more than one degree below normal. Most nights tended to be cool but there were a few mild nights around mid month and again later in the month. The warmest night across the State was the 14th/15th.
Rainfall varied across the State. It was below normal in parts of the northeast and over the west, where a few sites reported very much below rainfall. Most of the remainder experienced near normal totals, but some location in the east and southeast had above normal rainfall A couple of sites on the east coast had very much above normal totals.
Windy conditions occurred on the 1st with the passage of a cold front associated with a deep low over the Southern Ocean. It was also windy on the 24th in the north and east, when a low formed on a cold front and deepened over eastern Bass Strait.
Records
Record Lowest Daily Maximum Temperature for April |
||||||
|---|---|---|---|---|---|---|
| Lowest daily maximum temperature in April 2004 (°C) |
Previous lowest for April |
Years of record |
||||
| Ross | 9.8 |
on 23rd
|
9.9 |
on 17th in 1996
|
11 | |
| Cape Grim | 12.0 |
on 23rd
|
= 12.0 |
on 26th in 1999
|
10 | |
Record Highest Daily Minimum Temperature for April |
||||||
|---|---|---|---|---|---|---|
| Highest daily minimum temperature in April 2004 (°C) |
Previous highest for April |
Years of record |
||||
| Moogara | 13.9 |
on 15th
|
13.2 |
on 1st in 1994
|
11 | |
Highest Total Rainfall for 10 or more years for April |
|||
|---|---|---|---|
| Total rainfall for April 2004 (mm) |
Most recent higher for April |
||
| Bicheno | 121.0 | 192.5 |
in 1960
|
| Swansea | 104.9 | 211.8 |
in 1974
|
Summaries
Summary statistics for April 2004 |
||||||||
|---|---|---|---|---|---|---|---|---|
| Maximum temperatures for April (°C) |
Minimum temperatures for April (°C) |
Rainfall for April (mm) |
||||||
| Mean for 2004 | Difference from normal | Highest for 2004 | Mean for 2004 | Difference from normal | Lowest for 2004 | Total for 2004 | Normal total | |
| Hobart | 16.8 | -0.4 | 26.9 | 8.7 | -0.3 | 3.8 | 57 | 52 |
| Launceston | 18.2 | -0.7 | 23.1 | 7.4 | 0 | 1.9 | 68 | 53 |
| Burnie | 17.7 | 0 | 21.3 | 10.8 | +1.0 | 7.0 | 52 | 77 |
| Devonport Airport | 17.3 | -0.2 | 22.0 | 9.1 | +0.8 | 3.7 | 53 | 63 |
| Swansea | 18.0 | -0.7 | 25.7 | 7.9 | -0.4 | 3.7 | 105 | 52 |
| Strathgordon | 13.7 | -0.4 | 24.2 | 6.5 | -0.4 | 2.0 | 128 | 204 |
| King Island Airport | 17.4 | 0 |
23.3 | 10.2 | 0 |
4.5 | 39 | 55 |
| Flinders Island Airport | 18.9 | +0.3 | 28.5 | 10.7 | -0.1 | 4.6 | 29 | 61 |
| Bicheno | 17.9 | -1.0 | 26.2 | 9.9 | -0.3 | 6.3 | 121 | 62 |
| Bull Bay | 16.4 | -0.9 | 25.5 | 9.4 | -0.2 | 6.0 | 59 | 49 |
| Bushy Park | 18.2 | +0.4 | 27.8 | 4.9 | -1.4 | -2.4 | 42 | 47 |
| Cape Bruny Lighthouse | 15.4 | 0 | 24.0 | 9.6 | 0 | 7.0 | 52 | 80 |
| Cape Grim | 16.2 | 0 | 21.0 | 11.4 | +0.4 | 9.0 | 38 | 64 |
| Dover | 16.4 | -0.3 | 25.4 | 7.0 | -0.1 | 1.9 | 60 | 68 |
| Eddystone Point | 18.5 | +0.5 | 24.8 | 11.9 | +0.5 | 9.3 | 55 | 67 |
| Fingal | 17.3 | -1.1 | 26.0 | 5.0 | -0.4 | -1.0 | 45 | 53 |
| Friendly Beaches | 18.0 | -0.7 |
26.0 | 9.2 | -0.4 |
5.1 | 106 | 60 |
| Geeveston | 16.3 | -0.9 | 26.9 | 6.2 | 0 | -0.2 | 58 | 63 |
| Grove | 17.2 | -0.4 | 27.3 | 5.8 | -0.5 | -1.7 | 54 | 63 |
| Hartz Mountain | 11.0 | +0.4 |
21.0 | 4.1 | -0.1 |
0.8 | 81 | 62 |
| Hobart Airport | 17.5 | -0.6 | 26.2 | 8.1 | -0.7 | 3.0 | 48 | 45 |
| Lake Leake | 14.0 | -0.1 | 21.2 | 3.4 | -0.8 | -1.8 | 41 | 71 |
| Lake St Clair | 12.6 | -0.3 | 19.0 | 2.3 | -0.5 | -2.7 | 92 | 133 |
| Launceston Airport | 17.2 | -0.1 | 22.9 | 6.1 | -0.5 | 0.5 | 48 | 55 |
| Luncheon Hill | 15.5 | +0.1 |
20.6 | 7.5 | -0.3 |
3.4 | 115 | 93 |
| Maatsuyker Island | 14.3 | -0.2 | 23.3 | 9.2 | -0.2 | 7.2 | 68 | 110 |
| Marrawah | 16.4 | -0.4 | 20.5 | 9.8 | -0.4 | 6.7 | 52 | 87 |
| Maydena Post Office | 15.8 | -0.1 | 26.5 | 5.2 | -0.1 | -1.6 | 65 | 89 |
| Melton Mowbray | 16.9 | -0.3 |
25.8 | 4.6 | -1.0 |
-3.1 | 40 | 29 |
| Moogara | 13.5 | +0.1 | 23.2 | 4.8 | -0.4 | -1.8 | 60 | 63 |
| Mount Read | 8.9 | 0 |
14.4 | 2.7 | -0.5 |
-0.8 | 211 | 276 |
| Mount Wellington | 7.9 | -0.1 | 16.2 | 1.5 | -0.4 | -2.7 | 102 | 86 |
| Orford | 17.0 | -1.4 | 25.6 | 8.0 | -0.4 | 3.8 | 56 | 60 |
| Port Arthur | 15.5 | -0.2 | 23.2 | 8.6 | -0.6 | 5.5 | 62 | 95 |
| Powranna | 17.8 | 0 | 23.7 | 6.5 | +0.6 | 1.6 | 48 | 43 |
| Ross | 17.8 | +0.7 | 24.9 | 4.7 | -0.7 | -1.6 | 47 | 39 |
| Scamander | 18.2 | -0.6 | 27.5 | 8.8 | -0.7 | 5.3 | 93 | 72 |
| Scottsdale | 17.5 | -0.4 | 21.9 | 7.9 | +0.2 | 4.2 | 60 | 84 |
| Sheffield | 15.7 | -0.9 |
20.0 | 6.9 | +0.1 |
3.0 | 79 | 55 |
| Smithton | 17.2 | -0.4 |
20.0 | 7.6 | +0.4 |
0.3 | 59 | 54 |
| Strahan | 16.3 | +0.1 | 24.4 | 7.9 | -0.1 | 1.3 | 79 | 109 |
| Swan Island | 17.7 | 0 | 21.1 | 13.0 | +0.5 | 9.9 | 39 |
53 |
| Tarraleah | 13.7 | -0.2 | 22.0 | 3.6 | -0.4 | -1.3 | 67 | 96 |
| Wynyard Airport | 17.0 | -0.2 | 20.9 | 7.4 | +0.7 | 1.4 | 87 | 75 |
Note
These results are based on data available at noon on Friday 30 April 2004. In particular, they do not include the maximum temperatures for the 30th, although these are not expected to alter the outcome significantly. However, these should be condsidered preliminary results only.Further information
Climate and Consultancy SectionTasmania and Antarctica Regional Office
Bureau of Meteorology
Phone (03) 6221 2043
Email climate.tas@bom.gov.au