Department of Agriculture and Food Western Australia

Copyright © Western Australian Agriculture Authority, 2008

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MT.BARKER
Latitude 34 38.02 S - Longitude 117 32.00 E - Altitude 300m

The data for the previous minute on Tuesday 24/11/09 at Mt.Barker.

Time Hours	Air Temp	Rel Hum	Soil Temp	Solar W/m²	Rain mm	Delta T	Wspeed kph	Wind from	Batt Volts
00:26	12.7	95.4	18.9	0.0	0.0	0.3	4.0	SE	12.9

DELTA T and/or Wind Speed Outside Preferred Range For Broadscale Spraying For Current Minute.
Percentage unsuitable minutes past 60 minutes = 100 %
Preferred Range: DeltaT between 2 and 8 - Wind Speed between 3 and 15 kph
Click here to obtain more information regarding Delta T

Daily data from 0901 WST to present minute.

Air Temp Min	Air Temp Max	Rel Hum Min	Rel Hum Max	Soil Temp @4cm Min	Soil Temp @4cm Max	Solar Total kJ	Wind Speed Avg kph	Wind Speed Max kph	Rain mm Total	Evap mm Total	Hours of Data
12.4	30.9	16.5	95.4	18.9	33.2	27039	10.8	25.2	0.0	8.00	15h26m
00:02	14:55	14:07	00:26	00:21	14:56			15:01
							from WSW

Previous Day's Daily data from 0901 WST 22/11/09 to 0900 WST 23/11/09.

Air Temp Min	Air Temp Max	Rel Hum Min	Rel Hum Max	Soil Temp @4cm Min	Soil Temp @4cm Max	Solar Total kJ	Wind Speed Avg kph	Wind Speed Max kph	Rain mm Total	Evap mm Total	Lost Mins
5.7	24.8	14.9	98.2	12.8	29.0	30062	7.1	20.2	0.0	7.53	1
03:48	16:59	16:22	04:33	05:50	15:04			17:44
							from SSE

Daily data for 24hrs to 0900 WST

Date DD/MM	Air Temp Min	Air Temp Max	Rel Hum Min	Rel Hum Max	Soil Temp @4cm Min	Soil Temp @4cm Max	Solar Total kJ	Wind Speed Avg kph	Rain mm Total	Evap mm Total			Hours of Data
23/11	5.7	24.8	14.9	98.2	12.8	29.0	30062	7.1	0.0	7.53			23.9
22/11	2.3	16.4	63.9	99.9	9.4	19.9	12289	7.7	7.6	2.04			23.9
21/11	7.5	15.3	54.2	91.2	12.1	20.5	16090	9.6	0.0	3.38			23.9
20/11	9.3	16.5	65.8	96.2	13.1	22.6	17880	15.1	6.8	3.38			23.8
19/11	10.8	19.5	41.5	93.6	13.9	22.5	16512	16.0	1.6	3.95			23.9
18/11	11.9	22.5	40.5	90.5	16.3	30.8	17672	11.3	4.6	4.17			23.9
17/11	12.1	24.1	48.3	97.2	17.3	31.6	20501	9.9	0.0	4.84			23.9

STANDARD OBSERVATIONS AT 0900 WST AND 1500 WST HOURS.

Date DD/MM	Time	Air Temp	Rel Humid	Soil Temp @4cm		Solar W/m²	Wind Speed m/s	Wind Dirn	Rain mm	Penman Evap mm	Delta T
23/11	1500	30.2	18.7	33.2		813.6	5.5	276	0.0	6.37	14.4
23/11	0900	22.0	45.1	20.5		810.1	2.6	6	0.0	2.38	6.6
22/11	1500	23.9	24.2	28.9		818.2	3.3	284	0.0	5.15	10.8
22/11	0900	14.5	63.9	17.5		818.2	2.0	89	7.0	0.74	3.2
21/11	1500	13.8	87.4	19.7		189.8	3.2	225	0.6	1.30	1.0
21/11	0900	14.8	65.9	16.9		547.3	5.2	248	0.0	1.36	3.0
20/11	1500	14.3	65.2	20.2		493.9	3.7	217	0.0	2.02	3.0
20/11	0900	12.9	69.2	16.3		397.1	4.0	190	3.8	0.88	2.5

AIR & SOIL TEMPERATURE THRESHOLDS AS AT 0900 WST FOR THE PREVIOUS 24HOURS.
Hours per day Mean values are above or below indicated thresholds
    SoilT   SoilT   SoilT   SoilT              
            @ 4cm   @ 4cm   @ 4cm   @ 4cm   AirT   AirT    AirT
     Date     >10°C   >12°C   >14°C   >16°C  >35°C  <2.0°C  <7.2°C
17/11/09     24      24      24      24      0      0       0
18/11/09     24      24      24      24      0      0       0
19/11/09     24      24      24      13      0      0       0
20/11/09     24      24      18      11      0      0       0
21/11/09     24      24      17      11      0      0       0
22/11/09     22      18      14      11      0      0       6
23/11/09     24      24      20      16      0      0       2
From 09:01   15      15      15      15      0      0       0