Risk Overview

Alabama
Alaska
American Samoa
Arizona
Arkansas
California
Colorado
Connecticut
Delaware
District of Columbia
Fed States of Micronesia
Florida
Georgia
Guam
Hawaii
Idaho
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maine
Marshall Islands
Maryland
Massachusetts
Michigan
Minnesota
Mississippi
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Montana
Nebraska
Nevada
New Hampshire
New Jersey
New Mexico
New York
North Carolina
North Dakota
Northern Mariana Islands
Ohio
Oklahoma
Oregon
Palau
Pennsylvania
Puerto Rico
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Utah
Vermont
Virginia
Virgin Islands
Washington
West Virginia
Wisconsin
Wyoming
All Counties
Barnstable, MA
Berkshire, MA
Bristol, MA
Dukes, MA
Essex, MA
Franklin, MA
Hampden, MA
Hampshire, MA
Middlesex, MA
Nantucket, MA
Norfolk, MA
Plymouth, MA
Suffolk, MA
Worcester, MA

Seven-day Weather Risk Overview

The graphic shows the daily risk summary for 7 days. Daily risk is based on highest risk factor for that day.
risk level
3.3000000000000003 out of 10
5.0 out of 10
3.3000000000000003 out of 10
2.5 out of 10
2.5 out of 10
2.5 out of 10
2.5 out of 10
table legend
No risk
Low risk
High risk

Risk Factors

The graphic shows the weather factors that have some risk for the next 7 days. Click on the colored boxes to see what the risk factors is based on and what impact it may have.
Extreme Heat Risk
Rip Current Risk
Marine Hazard Risk
Marine Hazard Risk: risk level 0
Marine Hazard Risk: risk level 0
Marine Hazard Risk: risk level 0
Marine Hazard Risk: risk level 0
Marine Hazard Risk: risk level 0
High Surf Risk
High Surf Risk: risk level 0
High Surf Risk: risk level 0
Wind
Wind: risk level 0
Wind: risk level 0
Wind: risk level 0
Wind: risk level 0
Wind: risk level 0
Wind: risk level 0
Excessive Rainfall Risk
Excessive Rainfall Risk: risk level 0
Excessive Rainfall Risk: risk level 0
Excessive Rainfall Risk: risk level 0
Excessive Rainfall Risk: risk level 0

No impact in 7 other categories: Coastal Flood Risk, Lightning Risk, Fire Weather Risk, Tornado Risk, Frost/Freeze Risk, Severe Thunderstorm Risk, Fog Risk

Thursday: Extreme Heat Risk

1: 1

Heat exhaustion possible with prolonged exposure.

Determining Risk

We base this risk on local weather office temperature and/or heat index forecasts.

Risk Map

Risk Levels

Extreme Heat Risk
risk level name risk level description
1:1
Heat exhaustion possible with prolonged exposure.
2:2
Heat exhaustion likely with prolonged exposure. Heat stroke possible.
3:3
Heat exhaustion or heat stroke likely with prolonged exposure.
4:4
Dangerously hot conditions could quickly result in heat exhaustion or heat stroke.

Thursday: Rip Current Risk

1: 1

Life-threatening rip currents are possible in the surf zone.

Determining Risk

We base this risk on local weather office rip current risk forecasts. These consider swell height/period, wind speed/direction, and other parameters.

Risk Map

Risk Levels

Rip Current Risk
risk level name risk level description
1:1
Life-threatening rip currents are possible in the surf zone.
3:3
Life-threatening rip currents are likely in the surf zone.

Thursday: Marine Hazard Risk

1: 1

Wind or Wind Gusts >= 25 knots and/or Waves >= 5 feet.

Determining Risk

We base this risk on local weather office wind speed/gust and wave height forecasts.

Risk Map

Risk Levels

Marine Hazard Risk
risk level name risk level description
1:1
Wind or Wind Gusts >= 25 knots and/or Waves >= 5 feet.
2:2
Wind or Wind Gusts >= 34 knots and/or Waves >= 8 feet.
3:3
Wind or Wind Gusts >= 48 knots and/or Waves >= 10 feet.
4:4
Wind or Wind Gusts >= 64 knots and/or Waves >= 15 feet.

Thursday: High Surf Risk

1: 1

Large breaking waves will be hazardous to anyone who enters the surf.

Determining Risk

We base this risk on local weather office surf height forecasts.

Risk Map

Risk Levels

High Surf Risk
risk level name risk level description
1:1
Large breaking waves will be hazardous to anyone who enters the surf.
2:2
Large breaking waves will produce dangerous swimming and surfing conditions and localized beach erosion.
3:3
Life-threatening swimming conditions and significant beach erosion can be expected.
4:4
Life-threatening swimming conditions and major beach erosion can be expected.

Thursday: Wind

1:

Risk Map

Sunday: Excessive Rainfall Risk

1: 1

Isolated flash floods possible. Most flooding will be localized to areas that can experience rapid runoff with heavy rainfall.

Determining Risk

We base this risk on the excessive rainfall outlook from the Weather Prediction Center. You can learn more about excessive rainfall on their website.

Risk Map

Risk Levels

Excessive Rainfall Risk
risk level name risk level description
1:1
Isolated flash floods possible. Most flooding will be localized to areas that can experience rapid runoff with heavy rainfall.
2:2
Scattered flash floods possible, some potentially significant. Most vulnerable are urban areas, roads, small streams, and washes.
3:3
Numerous flash floods including some significant events likely. Many streams may flood, affecting nearby residential and urban areas.
4:4
Widespread, severe flash floods expected. Events could occur in areas that don't normally flood. Lives and property in greater danger.

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