However, Rayalaseema and Kerala which has so far received marginally deficient rainfall is likely to makeup in the remaining periods and particularly due to the arrival of northeast monsoon around October 15. Weather forecast: Increased rainfall activity is likely over northeastern states, West Bengal, Sikkim, Orissa and coastal Andhra Pradesh.

PREVIOUS WEEK'S REVIEW: The southwest monsoon withdrew from parts of west Rajasthan on September 18, and it further withdrew from Jammu and Kashmir, Punjab, most parts of Rajasthan and some partsof Himachal Pradesh and Haryana. Previous week's well-marked low pressure area over central parts of MP persisted on September 16. It moved over east MP on September 17 and became unimportant later on. Another low pressure area was formed over Gangetic West Bengal and adjoining areas of Orissa on September 22.

During the week ended on September 22, southwest monsoon was vigorous in west MP and Vidarbha and active in Gangetic West Bengal and hills of west Uttar Pradesh. Rainfall occurred at most places in east Madhya Pradesh, Assam, Meghalaya, Nagaland, Manipur, Mizoram and Tripura and at many place in Orissa, sub-Himalayan West Bengal, Sikkim, east UP, plains of west UP and Andaman and Nicobar Island. Rainfall also occurred at a few places in Bihar, Himachal Pradesh, Jammu and Kashmir, coastal Andhra Pradesh and coastal Karnataka and at isolated places in rest regions of the country.

SEASON'S REVIEW: During the period June 1 to September 22, 27 out of 35 meteorological sub-divisions covering 79 percent area and 63 per cent districts of the country received normal to excess rainfall. Eight meteorological sub-divisions received deficient rainfall. However, deficiency is marginal in four sub-divisions, namely, Haryana, Chandigarh and Delhi (-22 per cent), West Rajasthan (-25 per cent), Rayalaseema (-24 per cent) and Kerala (-24 per cent).

RAIN DEFICIENT AREAS: Gujarat state on the whole is the worst rain deficient area. In the current season Saurashtra, Kutch and Diu received only 215 mm rainfall as against 573 mm rainfall in the corresponding period last year and against a normal level of rainfall of 531 mm. The situation in the remaining Gujarat region is little better. This region received 766 mm rainfall in the current period as against 1,244 mm rainfall in the corresponding period last year and against the normal level of rainfall of 1,030 mm. The west Rajasthan is marginally deficient in rainfall. It received 206 mm rainfall in the current period as against 71 mm rainfall in thecorresponding period last year and against the normal level of rainfall of 275 mm.

Haryana, Chandigarh and Delhi is also marginally deficient in rainfall. This region received 383 mm rain in the 689 mm rainfall in the corresponding period last year and against a normal rainfall of 488 mm. Ralayaseema is also marginally deficient in rainfall. It received 256 mm rains in the current season as against 489 mm rains in the corresponding period last year and against a normal level of 335 mm.

Kerala too is marginally deficient in rainfall. It received 1,587 mm rainfall in the current period as against 2,103 mm rainfall in the corresponding period last year and against a normal level of 2,077 mm. Tamil Nadu, of course has very deficient rainfall. It received only 161 mm rains in the current period as against 289 mm rainfall in the corresponding period last year and against the normal level of 290 mm.

Andaman & Nicobar Islands is another area of very deficient rainfall. It received 1,025 mm rains in the currentperiod as against 1,518 mm rains in the corresponding period last year and against the normal level of 1,482 mm.