Government of India

Ministry of Earth Sciences

INDIA METEOROLOGICAL DEPARTMENT

INDIA METEOROLOGICAL DEPARTMENT
ALL INDIA WEEKLY  WEATHER REPORT

Back to home          Weekly Rainfall ( Fig 1 )         Seasonal Rainfall ( Fig 2 )         Table-1         Table-2         Table-3       

Government of India

Ministry of Earth Sciences

INDIA METEOROLOGICAL DEPARTMENT

INDIA METEOROLOGICAL DEPARTMENT
ALL INDIA WEEKLY  WEATHER REPORT

Back to home          Weekly Rainfall ( Fig 1 )         Seasonal Rainfall ( Fig 2 )         Table-1         Table-2         Table-3       
WEATHER DURING THE WEEK ENDING ON





WEATHER DURING THE WEEK ENDING ON

8 JANUARY, 2014


METEOROLOGICAL ANALYSIS


  • Under the influence of last week’s upper air cyclonic circulation over southeast Bay of Bengal & neighbourhood, a low pressure area developed over southeast & adjoining southwest Bay of Bengal on 2nd, it intensified into a well marked low pressure area over the same area on 3rd with associated upper air cyclonic circulation extended upto 3.1 km above mean sea level. It further intensified into a depression and laid centre at 0830 hours IST of 4th over southwest Bay of Bengal near lat. 8.5°N and long. 83.5°E, thereafter, it moved west-northwestwards, laid centre at 0830 hours IST of 5th near lat. 9.3°N and long. 82.0°E. It further moved west-northwestwards and laid centre at 0830 hours IST of 6th near lat. 9.4°N and long. 81.0°E, close to Sri Lanka coast. It weakened into a well marked low pressure area over Sri Lanka and adjoining Gulf of Mannar with associated upper air cyclonic circulation extended upto mid-tropospheric levels on 7th. It laid over comorin area & adjoining southeast Arabian Sea as a low pressure area on 8th with associated upper air cyclonic circulation extended upto 3.1 km above mean sea level.

  • A western disturbance as a trough in mid level westerlies ran along Long. 56.0°E and north of Lat. 25.0°N on 2nd, along Long. 60.0°E and north of Lat. 20.0°N on 3rd, along Long. 67.0°E and north of Lat. 20.0°N on 4th, laid over Jammu & Kashmir & neighbourhood on 5th and has moved away east-northeastwards thereafter.

  • A cyclonic circulation laid over Gujarat & adjoining south Rajasthan between 1.5 to 3.1 km above mean sea level on 3rd and has become less marked on 4th.

  • A western disturbance as a trough in mid level westerlies laid over north Pakistan & neighbourhood on 6th, over Jammu & Kashmir and neighbourhood on 7th and moved east-northeastwards thereafter.

  • Another western disturbance as trough in westerlies in mid-tropospheric levels ran along 58.0°E and north of 25.0°N on 7th and along 63.0°E and north of 25.0°N on 8th.

  • An upper air cyclonic circulation laid over southeast Pakistan and adjoining southwest Rajasthan & Kutch in lower levels on 8th.


FOG


  • Shallow to dense fog occurred over Assam, Sub-Himalayan West Bengal & Sikkim, Uttar Pradesh, Haryana, Chandigarh & Delhi for most days; over Tripura, Bihar, Punjab and Madhya Pradesh for many days; over Odisha, Himachal Pradesh and West Rajasthan for a few days and over Gangetic West Bengal, Jharkhand, Uttarakhand, Jammu & Kashmir, East Rajasthan and Coastal Andhra Pradesh for one or two days of the week.


COLD WAVE

  • Cold wave conditions prevailed over Haryana & Delhi and West Rajasthan for a few days and over East Uttar Pradesh, Punjab, East Rajasthan and Saurashtra and Kutch for one or two days of the week.

  • The lowest minimum temperature of -2.70C was recorded at Churu (Rajasthan) on 3rd January 2014.


RAINFALL AND MINIMUM TEMPERATURE


Sub-divisionwise daily distribution of realised rainfall and minimum temperature is shown in Table-1.


Rainfall During The Week (For the week ending on 8th January, 2014)



Rainfall was excess in 1, deficient/scanty in 19 and no rain in 16 out of 36 meteorological sub-divisions. (All India Actual: 1.0 mm, Normal: 3.4 mm and Departure: -72%).


Cumulative Seasonal Rainfall (1st January to 8th January, 2014)


Rainfall was excess in 3, deficient/scanty in 18 and no rain in 15 out of 36 meteorological sub-divisions. (All India Actual: 2.2 mm, Normal: 4.0 mm and Departure: -45%).

The sub-division wise weekly and seasonal rainfall distribution is presented in Fig.1 and Fig.2.


Statewise distribution of number of districts with excess, normal, deficient, scanty and no 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.

SYNOPTIC FEATURES AS ON 09 January, 2014

  1. Current

  • A western disturbance as an upper air cyclonic circulation extending upto 3.6 km above mean sea level lies over north Pakistan & adjoining Jammu & Kashmir with a trough aloft running along Longitude 70.0°E and north of 25.0°N.

  • A trough extends from West Uttar Pradesh to southeast Rajasthan in lower levels.

  • An upper air cyclonic circulation lies over Lakshadweep area and neighbourhood extending upto 3.1 km above mean sea level.


  1. Predicted

  • The western disturbance as an upper air cyclonic circulation over north Pakistan & adjoining Jammu & Kashmir in lower levels would move over to Jammu & Kashmir and neighbourhood during next 24 hours.

  • The trough extends from West Uttar Pradesh to south Rajasthan in lower levels may persists during next 24 hours with slight eastwards movement.

  • The upper air cyclonic circulation over Lakshadweep area and neighbourhood would become less marked during next 24 hours.


Forecast For The Week Ending on 08 January, 2014


(a) Rainfall Forecast


Detailed Meteorological Sub-division wise rainfall forecast is given in Table 4


(b) Temperature and Fog Forecast

  • Dense fog/fog would occur at a few places over Punjab, Haryana, Delhi, West Uttar Pradesh, East Rajasthan and West Madhya Pradesh during 1st half of the week. It would occur at a few places over east Uttar Pradesh, Bihar, Sub-Himalayan West Bengal, south Assam and Tripura in morning hours during many days of the week.

  • Minimum temperatures would rise by 2- 3°C over east India and it would fall by 2- 4°C over northwest and adjoining central India during 1st half of the week.

Weather Warning during next 3 days*


09 January (Day 1):

  • Dense fog (visibility < 200m) would occur at isolated places over Haryana, Delhi, east Rajasthan, west Madhya Pradesh, Uttar Pradesh, Bihar, Sub-Himalayan West Bengal & Sikkim, south Assam and Tripura.

  • Isolated heavy rain/snow (>35.6 mm rain) would occur over Jammu & Kashmir.

10 January (Day 2):

  • Dense fog (visibility < 200m) would occur at isolated places over Haryana, Delhi, east Rajasthan, west Madhya Pradesh, Uttar Pradesh, Bihar, Sub-Himalayan West Bengal & Sikkim, south Assam and Tripura.

  • Ground frost (temperature < 4°C) would occur at isolated places Punjab, west Rajasthan and Haryana.

11 January (Day 3):

  • Ground frost (temperature < 4°C) would occur at isolated places Punjab, west Rajasthan and west Haryana.


* Forecast and Warning for any day is valid from 0830 hours IST of day till 0830 hours IST of next day.


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