How — and when — Tropical Storm Elsa will impact Massachusetts, according to Boston meteorologists

Here are the 5 AM EDT Key Messages for Tropical Storm #Elsa, now racing northeastward toward eastern Long Island and Cape Cod. pic.twitter.com/riaU5HAEbE

— National Hurricane Center (@NHC_Atlantic) July 9, 2021

[Approximate #Elsa Rain Timing] Approximate timing regarding Elsa's rain threat:

🌧 overspreads SNE 4-6 am
⚠🌧Heaviest between 7am – 1pm, especially the I-84/I-290/I-495 & I-95 corridors. Possible street & flash flooding!
🌧 tapers off thru mid-aftn. pic.twitter.com/cULl49UKGi

— NWS Boston (@NWSBoston) July 9, 2021

Tropical Storm Elsa brings the risk of heavy rainfall, which may lead to flash flooding & strong to damaging wind gusts this morning into the afternoon. #mawx #ctwx #riwx pic.twitter.com/EgT5rGAOCv

— NWS Boston (@NWSBoston) July 9, 2021

⚠️WIND: Stronger wind will also be an issue today, especially across southeastern MA. Prepare for scattered power outages and some tree damage, make sure to have your devices charged ahead of time! pic.twitter.com/gKZGyPhI6D

— Vicki Graf (@VickiGrafWX) July 9, 2021

⚠️POWER OUTAGES: Stronger wind will lead to some tree damage and power outages. The biggest risk will be across southeastern MA where 60 mph wind gusts are possible. pic.twitter.com/Njmv7GeMQJ

— Vicki Graf (@VickiGrafWX) July 9, 2021

⚠️FLOOD THREAT: Torrential rain will arrive between 8am-3pm, flooding will be a top concern from #Elsa. Never drive over a road covered in water! pic.twitter.com/QCX5oXYqrs

— Vicki Graf (@VickiGrafWX) July 9, 2021

FRIDAY AM weather update ⤵️
Tropical Storm #Elsa moving in this morning with heavy rain bringing a flood threat… and strong winds for SE MA #WCVB pic.twitter.com/wYKwzx0JEL

— Cindy Fitzgibbon (@Met_CindyFitz) July 9, 2021

LOW RISK TORNADO IN SE MA…
Although the biggest impacts from TS #Elsa will be rain and wind- a quick spin up or isolated tornado is possible in SE MA from 8-11am as bands of rotating downpours move thru #WCVB pic.twitter.com/IGlwknOnbv

— Cindy Fitzgibbon (@Met_CindyFitz) July 9, 2021

ELSA BRINGS FLOOD THREAT TODAY…
Heaviest rain 8am-2pm with the risk of flash flooding as heavy bands will have rainfall rates of 1-2"/hr+ #WCVB pic.twitter.com/8firOK8Z5J

— Cindy Fitzgibbon (@Met_CindyFitz) July 9, 2021

ELSA BRINGS STRONG WINDS TO SE MA…
Gusts of 45-60mph on the Cape and Islands with the risk of power outages in SE MA. #WCVB pic.twitter.com/WYpIW8qgI6

— Cindy Fitzgibbon (@Met_CindyFitz) July 9, 2021

Downpours moving into the area…as winds increase, we'll be watching for any rotating storms, low risk of a tornado late morning through the early afternoon. #WBZ #CBSNBoston pic.twitter.com/VloiEN94tA

— Sarah Wroblewski (@sarahwroblewski) July 9, 2021

Flash Flood Warnings in RED… 0.5 to 1.5" of rain has already fallen with 1-3" of more rain expected. Do NOT drive in flooded waters… turn around. #WBZ #CBSNBoston pic.twitter.com/YxvT94d0QQ

— Sarah Wroblewski (@sarahwroblewski) July 9, 2021

Elsa moves through with heavy rain and wind. pic.twitter.com/4t6hz32Lej

— Chris Lambert (@clamberton7) July 9, 2021

2-4" of rain across much of eastern and central Mass today. Heaviest mid morning through early afternoon. Locally up to 5" where the heaviest bands set up. pic.twitter.com/X6qYntfyBC

— Chris Lambert (@clamberton7) July 9, 2021

Strongest gusts will be on the Cape and Islands. Highest winds late morning-midday. pic.twitter.com/bh5UXCOXCv

— Chris Lambert (@clamberton7) July 9, 2021

Pockets of tree damage/scattered power outages possible across Southeast Mass. pic.twitter.com/ndjFPXwb7N

— Chris Lambert (@clamberton7) July 9, 2021

Isolated tornado risk mid morning -midday is across Southeast Mass/RI. pic.twitter.com/6bly105pw4

— Chris Lambert (@clamberton7) July 9, 2021

Elsa near Atlantic City now, racing northeast at 31mph. Center near Provincetown by 2pm. pic.twitter.com/2vr7GFPykW

— Chris Lambert (@clamberton7) July 9, 2021