METEOROLOGICAL ANALYSIS

Ø   A western disturbance lay over north Pakistan and adjoining Jammu & Kashmir on 28^th and over Jammu & Kashmir and neighbourhood on 29^th January and moved away east-northeastwards by 30^th January.

RAINFALL

Ø Widespread rainfall occurred on 29^th and 30^th January and isolated on 28^th January over Jammu & Kashmir

Ø Scattered rainfall occurred over Himachal Pradesh on 30^th January.

Ø Isolated rainfall occurred over Andaman & Nicobar Islands, Punjab and West Rajasthan on one or two days of the week.

Ø Mainly dry weather prevailed over the remaining parts of the country during the week.

Ø Details of rainfall distribution/activity during the week are given in Table-1.

Minimum Temperature

Ø Below normal to appreciably below normal over Nagaland, Manipur, Mizoram & Tripura, Orissa and Chhattisgarh on most days of the week, over Assam & Meghalaya, Gangetic West Bengal, Jharkhand, Vidarbha and North Interior Karnataka on many days of the week, over Bihar and Marathawada on a few days of the week and over Uttar Pradesh, Haryana, Chandigarh & Delhi, Punjab, Himachal Pradesh, Jammu & Kashmir, East Madhya Pradesh, Andhra Pradesh, Tamil Nadu and South Interior Karnataka on one or two days of the week.

Ø Markedly above normal over West Rajasthan on a few days of the week and over Jammu & Kashmir and East Rajasthan on one day of the week.

Ø Above normal to appreciably above normal over West Madhya Pradesh, Konkan & Goa, Madhya Maharashtra on most days of the week, over Andaman & Nicobar Islands, Rajasthan, Gujarat State and Coastal Karnataka on many days of the week, over Arunachal Pradesh, Sub-Himalayan West Bengal, Himachal Pradesh, Uttarakhand, Haryana, Chandigarh & Delhi on a few days of the week and over Uttar Pradesh, Punjab, Jammu & Kashmir, East Madhya Pradesh, Marathawada, Vidarbha, Chhattisgarh, Telangana, Rayalaseema, Tamil Nadu and Lakshadweep on one or two days of the week.

Ø Minimum temperatures were near normal over the remaining parts of the country.

Rainfall during the week (For the week ending on 3^rd February, 2010)

Rainfall was deficient/scanty in 06 and there was no rain in 30 out of 36 meteorological sub-divisions. (Actual: 1.8 mm, Normal: 5.9 mm and Departure: -70%).

Cumulative Seasonal Rainfall (1^st January to 3^rd February, 2010)

Rainfall was excess/normal in 13, deficient/scanty in 22 and there was no rain in 1 out of 36 Meteorological sub-divisions. (Actual: 7.3 mm, Normal: 22.9 mm and Departure: -68%).

The sub-divisionwise weekly and seasonal rainfall distribution is presented in enclosed map.

Districtwise distribution of excess, normal, deficient and scanty rainfall is shown in Table-2.

A comparative data of cumulative seasonal rainfall during the corresponding period in the last five years is given in Table-3.

Outlook for the week ending on 10^th February, 2010

§          Fairly widespread to widespread rainfall with heavy to very heavy falls at a few places will occur over Jammu & Kashmir from 5^th and isolated heavy fall over Himachal Pradesh from 6^th onwards.

§          Isolated to scattered rainfall would occur over Uttarakhand, Punjab, Haryana, Chandigarh & Delhi, Rajasthan and Uttar Pradesh during second half of the week.

§          Dry weather condition will prevail over remaining parts of the country.