Agromet Bulletins

Agrometeorological Bulletin No.16, Dekad 1, JUNE (1 –10) 2015.

The 1st dekad of June shows the establishment of rainfall in most parts of the country except the extreme northern states of Sokoto, Katsina, Kano, Jigawa, Yobe and Borno states. Deficit rainfall anomaly was recorded over Makurdi, Lafia, Jos and Kano. The relative position of the Inter-Tropical Discontinuity (ITD) was between between latitude 13.5 and 14oN.

Agrometeorological Bulletin No.15, Dekad 3, MAY (21 –31) 2015.

The 3rd dekad of May shows that Onset of rainfall is still being delayed in the north, while the central states is just experiencing its onset due to the effect of the strong El-Niño on the country. Deficit rainfall anomaly still persist over the north and parts of the central states. The dekad shows that the Inter-Tropical Discontinuity (ITD) oscillates between latitude 14.50N to 15.5 0N, deficit Soil moisture condition continue to persist over the north.

Agrometeorological Bulletin No.14, Dekad 2, MAY (11 –20) 2015.

The 2nd dekad of May shows the strong effect of this year’s El-Niño on the country, with the deficit rainfall anomaly recorded by most stations in the country. The dekad shows that the Inter-Tropical Discontinuity (ITD) continue to oscillate between latitude 12.50N to 14.5 0N, a deficit Soil moisture condition over the country except the southern part which had surplus soil moisture conditions.

Agrometeorological Bulletin No.13, Dekad 1, May (1 –10) 2015.

1st dekad of May indicated that rainfall has spread up to some northern stations in the country like Sokoto and Gombe. Most parts of the country had deficit rainfall anomalies except the extreme northern part and parts of the South which had normal to surplus rainfall anomalies. ITD continue to oscillate between latitude 11.50N to 12.5 0N. Soil moisture condition in the country was deficit except parts of central and southern states which had neutral to surplus soil moisture conditions.

Agrometeorological Bulletin No.12, Dekad 3, April (21 –30) 2015.

Rainfall has picked up in the 3rd dekad of April when compared to 2nd dekad of April. Most parts of the country had deficit rainfall anomalies except the extreme northern part and parts of the South which had normal and surplus rainfall anomalies. ITD continue to oscillate between latitude 11.50N to 12.00N. Soil moisture condition in the country was deficit except the extreme coastal part which had neutral to surplus soil moisture conditions.

Agrometeorological Bulletin No.11, Dekad 2, April (11 –20) 2015.

The 2nd dekad of April indicated that the country had continued to witness a decline in rainfall when compared with the past two dekad. Most parts of the country had deficit rainfall anomalies while the extreme northern part had normal. ITD continue to oscillate between latitude 10.50N to 11.50N. Soil moisture condition in the country was deficit except the extreme coastal part which had neutral soil moisture conditions.

Agrometeorological Bulletin No.9, Dekad 3, March (21 –31) 2015.

The 3rd dekad of March indicated that rainfall had spread up to Zaria and Bauchi in the northern parts of the country. The Southern and Central parts of the country had surplus rainfall anomalies while the northern part had normal. ITD continue to oscillate between latitude 100N to 10.5 0N. Soil moisture condition in the country was neutral to surplus in the South and central parts and deficit in the North. The highest rainfall amount was recorded over Asaba with 171.9mm in 3 rain-days, followed by Ilorin with 140.5mm in 4 rain-days and Benin with 125.4mm in 5 rain-days.

Agrometeorological Bulletin No.8, Dekad 2, March (11 –20) 2015.

The dekad under review that is 2nd dekad of March indicated that, most of the Southern parts of the country had deficit rainfall anomalies except part of the Southwest which showed surplus, while northern and central parts had normal rainfall anomalies. ITD continue to oscillate between latitude 9 0N to 9.50N. Soil moisture condition in the country was deficit except in the coastal parts of the South which had neutral to surplus conditions.

Agrometeorological Bulletin No.7, Dekad 1, March (1 –10) 2015.

The 1 st dekad of March indicated a decline in rainfall amount in the Southern part of the country when compared to the 3rd dekad of February and the ITD continue to oscillate between latitude 8.50N to 9.50N. Soil moisture condition in the country was deficit except in the coastal parts of the South which had neutral to surplus conditions.

Agrometeorological Bulletin No.6, Dekad 3, February (21 –28) 2015.

The dekad under review that is 3rd dekad of February indicated that a many stations in the South and some central states have recorded rain and the ITD continue to oscillate between latitude 8 0N to 9.50N. Soil moisture condition in the country was deficit except in part of South and central parts which had neutral to surplus conditions.

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