Date Number of spells Effects January 1st 21st Visibility reduced to 200 800m in the north and – – 600 1000m in the south. Deterioration in 1 – visibility due to dust haze was wide spread. February 2nd 7th Visibility reduced to 600 over the northern – – February 11th 18th fringes of the country with pronounced reduction 3 – February 25th 29th in Maiduguri and environs. – March 3rd 8th 2 Visibility reduced to 200 800m over Yola, – – 16th 21st Maiduguri and Gombe. – November 23rd 25th 1 Visibility reduced to 800m over Kano. – December 14th 19th 1 Visibility reduced to 800 1500m over Kano – – and Yola. Table 2: Summary of Dust Haze Spells and Effects
Date Number of spells Effects January 1st – 21st 1 Visibility reduced to 200 – 800m in the north and 600 – 1000m in the south. Deterioration in visibility due to dust haze was wide spread. February 2nd – 7th February 11th – 18th February 25th – 29th 3 Visibility reduced to 600 – over the northern fringes of the country with pronounced reduction in Maiduguri and environs. March 3rd – 8th 16th – 21st 2 Visibility reduced to 200 – 800m over Yola, Maiduguri and Gombe. November 23rd – 25th 1 Visibility reduced to 800m over Kano. December 14th – 19th 1 Visibility reduced to 800 – 1500m over Kano and Yola. Table 2: Summary of Dust Haze Spells and Effects
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