Heat Advisory — Hartford, CT, Tolland, CT, Windham, CT, Eastern Franklin, MA, Northern Worcester, MA, Central Middlesex County, MA, Western Essex, MA, Eastern Essex, MA, Eastern Hampshire, MA, Eastern Hampden, MA, Southern Worcester, MA, Western Norfolk, MA, Southeast Middlesex, MA, Suffolk, MA, Eastern Norfolk, MA, Northern Bristol, MA, Western Plymouth, MA, Eastern Plymouth, MA, Southern Bristol, MA, Southern Plymouth, MA, Northwest Middlesex County, MA, Northwest Providence, RI, Southeast Providence, RI, Western Kent, RI, Eastern Kent, RI, Bristol, RI, Washington, RI, Newport, RI 7:00 PM

Lynn, Massachusetts

Last updated: 3:00 AM CDT  ·  Refresh
23°C
Feels like 26°
Mostly Clear
▲ 32°  /  ▼ 22°
Wind
5 mph SW
Humidity
95%
Dew Point
22°
Pressure
30.01 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
18%
Sunrise
5:42 AM
Sunset
7:56 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lynn is currently mostly clear at 23°C. Precipitation is likely — peak probability 57% around 12 AM. Atmospheric instability is elevated (CAPE up to 1224 J/kg) — isolated convective development possible. Sunrise: 5:42AM · Sunset: 7:56PM.

Alerts

Heat Advisory
Hartford, CT, Tolland, CT, Windham, CT, Eastern Franklin, MA, Northern Worcester, MA, Central Middlesex County, MA, Western Essex, MA, Eastern Essex, MA, Eastern Hampshire, MA, Eastern Hampden, MA, Southern Worcester, MA, Western Norfolk, MA, Southeast Middlesex, MA, Suffolk, MA, Eastern Norfolk, MA, Northern Bristol, MA, Western Plymouth, MA, Eastern Plymouth, MA, Southern Bristol, MA, Southern Plymouth, MA, Northwest Middlesex County, MA, Northwest Providence, RI, Southeast Providence, RI, Western Kent, RI, Eastern Kent, RI, Bristol, RI, Washington, RI, Newport, RI
Expires 7:00 PM
40 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
7%
5 AM
22°
3%
6 AM
23°
4%
7 AM
23°
3%
8 AM
24°
3%
9 AM
27°
9%
10 AM
28°
23%
11 AM
29°
30%
12 PM
31°
32%
1 PM
32°
32%
2 PM
32°
35%
3 PM
32°
36%
4 PM
31°
36%
5 PM
30°
37%
6 PM
29°
37%
7 PM
28°
38%
8 PM
27°
33%
9 PM
26°
47%
10 PM
25°
48%
11 PM
24°
56%
12 AM
24°
57%
1 AM
24°
50%
2 AM
24°
49%
3 AM
23°
55%
7-Day Forecast
Today
32° 22°
Mostly Clear with a 48% chance of rain.
Sat
32° 22°
Partly Cloudy with a 59% chance of rain.
Sun
35° 22°
Mostly Clear.
Mon
32° 20°
Clear with a 37% chance of rain.
Tue
33° 22°
Drizzle, 52% chance.
Wed
31° 20°
Rain, 69% chance.
Thu
28° 19°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Mostly Clear 7% 5 mph SW 95%
5 AM 22° Clear 3% 5 mph WSW 94%
6 AM 23° Clear 4% 5 mph W 92%
7 AM 23° Clear 3% 5 mph W 90%
8 AM 24° Clear 3% 6 mph W 86%
9 AM 27° Clear 9% 6 mph W 79%
10 AM 28° Clear 23% 6 mph W 71%
11 AM 29° Clear 30% 6 mph W 63%
12 PM 31° Clear 32% 5 mph W 60%
1 PM 32° Clear 32% 4 mph WSW 57%
2 PM 32° Clear 35% 4 mph WSW 54%
3 PM 32° Clear 36% 4 mph SW 56%
4 PM 31° Mostly Clear 36% 4 mph S 59%
5 PM 30° Mostly Clear 37% 5 mph SSE 62%
6 PM 29° Mostly Clear 37% 5 mph SSE 68%
7 PM 28° Partly Cloudy 38% 5 mph S 74%
8 PM 27° Partly Cloudy 33% 6 mph S 80%
9 PM 26° Partly Cloudy 47% 5 mph S 81%
10 PM 25° Partly Cloudy 48% 5 mph SSW 81%
11 PM 24° Fog 56% 5 mph SSW 82%
12 AM 24° Fog 57% 4 mph SW 84%
1 AM 24° Fog 50% 5 mph SW 86%
2 AM 24° Fog 49% 5 mph SW 88%
3 AM 23° Overcast 55% 5 mph WSW 89%
15-Day Forecast
Today
8/7
Mostly Clear
48%
22°
32°
Sat
8/8
Partly Cloudy
59%
22°
32°
Sun
8/9
Mostly Clear
13%
22°
35°
Mon
8/10
Clear
37%
20°
32°
Tue
8/11
Drizzle
52%
22°
33°
Wed
8/12
Rain
69%
20°
31°
Thu
8/13
Rain
63%
19°
28°
Fri
8/14
Rain
74%
18°
28°
Sat
8/15
Drizzle
47%
17°
28°
Sun
8/16
Clear
35%
17°
27°
Mon
8/17
Drizzle
60%
17°
27°
Tue
8/18
Clear
60%
17°
27°
Wed
8/19
Drizzle
60%
17°
28°
Thu
8/20
Clear
60%
18°
28°
Fri
8/21
Drizzle
60%
18°
28°
40
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
23 AQI 4.1 µg/m³
O3
Ground-level ozone
Dominant
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 40 Good 40 23
Sat 48 Good 48 36
Sun 54 Moderate 54 44
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Fri Aug 7, 06:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE258 J/kg
MLCAPE759 J/kg
MUCAPE979 J/kg
SBCIN-327 J/kg
MLCIN0 J/kg
Lifted Index-0.6
Kinematics
0–6 km Shear23 kt
0–1 km Shear8 kt
Eff. Shear17 kt
0–1 km SRH-32
0–3 km SRH-56
Eff. SRH-33
Storm Motion210° @ 24 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index32.6
Thermo & Levels
PWAT2.05 in
0–3 km LR4.2 °C/km
700–500 LR5.9 °C/km
Total Totals44.7
LCL997 hPa
LFC577 hPa
EL268 hPa
Freezing Lvl15,991 ft