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

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 29^th March-02^nd April with maximum activity on 30^th & 31^st March, 2021.
• Isolated heavy falls on 29^th March & 01^st April and isolated heavy to very heavy falls on 30th & 31^st March are very likely over south Assam, Meghalaya, Tripura and Mizoram. Isolated heavy falls are likely over Arunachal Pradesh on 01^st April, 2021.
• It may cause landslides and inundation of low-lying areas at some places over south Assam, Meghalaya, Tripura and Mizoram during 30^th March-01^st April, 2021.
• Detailed frecast & warnings are given in next page:

Sub- Divisions	29-Mar-21	30-Mar-21	31-Mar-21	01-April-21	02- April-21
Assam & Meghalaya	Rainfall at many places with isolated thunderstorm, lightning & gusty winds (30-40 kmph). Isolated heavy falls oversouth Assam & Meghalaya	Rainfall at most places with thunderstorm, lightning & gusty winds (40-50 kmph). Isolated heavy to very heavy falls oversouth Assam & Meghalaya	Rainfall at most places with thunderstorm, lightning & gusty winds (40-50 kmph). Isolated heavy to very heavy falls oversouth Assam & Meghalaya	Rainfall at many places with isolated thunderstorm, lightning & gusty winds (30-40 kmph). Isolated heavy falls overAssam & Meghalaya	Rainfall at many places
Nagaland, Manipur, Mizoram & Tripura	Rainfall at many places with isolated thunderstorm, lightning & gusty winds (30-40 kmph). Isolated heavy falls over Mizoram & Tripura	Rainfall at most places with thunderstorm, lightning & gusty winds (40-50 kmph). Isolated heavy to very heavy falls over Mizoram & Tripura	Rainfall at most places with thunderstorm, lightning & gusty winds (40-50 kmph). Isolated heavy to very heavy falls over Mizoram & Tripura	Rainfall at many places with isolated thunderstorm, lightning & gusty winds (30-40 kmph). Isolated heavy falls over Manipur, Mizoram &Tripura	Rainfall at a few places

ArunachalPradesh

Rainfall at a few places with isolated thunderstorm & lightning

Rainfall at many places with isolated thunderstorm & lightning

Rainfall at many places with isolated thunderstorm & lightning

Rainfall 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 29^th March-01^st 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 29^th March-01^st 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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