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Intense Wet spell over Northeast India during 29th March-01st April, 2021

Intense Wet spell over Northeast India

Heavy rainfall over south Assam, Meghalaya, Mizoram and Tripura during 29th March-01st April, 2021

  • DELHI, MARCH 29: Under the influence of strong lower level southwesterlies winds from the Bay of Bengal, fairly widespread to widespread rainfall with thunderstorm/lightning at isolated places are very likely over Northeast India during 29th March-02nd April with maximum activity on 30th & 31st March, 2021.
  • Isolated heavy falls on 29th March & 01st April and isolated heavy to very heavy falls on 30th & 31st March are very likely over south Assam, Meghalaya, Tripura and Mizoram. Isolated heavy falls are likely over Arunachal Pradesh on 01st April, 2021.
  • It may cause landslides and inundation of low-lying areas at some places over south Assam, Meghalaya, Tripura and Mizoram during 30th March-01st April, 2021.
  • Detailed frecast & warnings are given in next page:
Sub- Divisions29-Mar-2130-Mar-2131-Mar-2101-April-2102- April-21
   Assam & MeghalayaRainfall at many places with isolated thunderstorm, lightning & gusty winds (30-40 kmph). Isolated heavy falls oversouth Assam & MeghalayaRainfall at most places with thunderstorm, lightning & gusty winds (40-50 kmph). Isolated heavy to very heavy falls oversouth Assam & MeghalayaRainfall at most places with thunderstorm, lightning & gusty winds (40-50 kmph). Isolated heavy to very heavy falls oversouth Assam & MeghalayaRainfall at many places with isolated thunderstorm, lightning & gusty winds (30-40 kmph). Isolated heavy falls overAssam & Meghalaya   Rainfall at many places
   Nagaland, Manipur, Mizoram & TripuraRainfall at many places with isolated thunderstorm, lightning & gusty winds (30-40 kmph). Isolated heavy falls over Mizoram & TripuraRainfall at most places with thunderstorm, lightning & gusty winds (40-50 kmph). Isolated heavy to very heavy falls over Mizoram & TripuraRainfall at most places with thunderstorm, lightning & gusty winds (40-50 kmph). Isolated heavy to very heavy falls over Mizoram & TripuraRainfall at many places with isolated thunderstorm, lightning & gusty winds (30-40 kmph). Isolated heavy falls over Manipur, Mizoram &TripuraRainfall at a few places
  ArunachalPradeshRainfall at a few places with isolated thunderstorm & lightningRainfall at many places with isolated thunderstorm & lightningRainfall at many places with isolated thunderstorm & lightningRainfall at many places with isolated heavy falls  Rainfall at many places

Impact expected and action suggested due to Thunderstorm, Lightning & Gusty winds (speed reaching 40-50 kmph) over Assam & Meghalaya and Nagaland, Manipur, Mizoram & Tripura during 29th March-01st April, 2021.

Impact expected:

  • Strong winds may damage plantation, horticulture and standing crops.
  • Strong winds may injure people and cattle at open places.

Action suggested:

  • Stay indoors, close windows & doors and avoid travel if possible.
  • Take safe shelters; do not take shelter under trees.
  • Do not lie on concrete floors and do not lean against concrete walls.
  • Unplug electrical/ electronic appliances.
  • Immediately get out of water bodies.
  • Keep away from all the objects that conduct electricity.
  • Farming operations may be suspended during the event.

Impact expected & action suggested due to heavy rainfall over south Assam, Meghalaya, Mizoram and Tripura during 29th March-01st April, 2021.

  • Localized flooding of roads, water logging in low lying areas and closure of underpasses mainly in urban areas of the above region.
  • Occasional reduction in visibility due to heavy rainfall/snowfall.
  • Disruption of traffic due to water logging in roads leading to increased travel time.
  • Minor damage to kutcha roads.
  • Possibilities of damage to vulnerable structure.
  • Localized Landslides/Mudslides.

Action Suggested

  • Check for traffic congestion on your route before starting your journey.
  • Follow any traffic advisories that are issued in this regard.
  • Avoid going to areas that face water logging problem often.
  • Avoid staying in vulnerable structure.

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