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: 2:10 AM CDT  ·  Refresh
23°C
Feels like 27°
Mostly Clear
▲ 32°  /  ▼ 22°
Wind
5 mph SW
Humidity
94%
Dew Point
22°
Pressure
30.02 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
12%
Sunrise
5:42 AM
Sunset
7:55 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 61% around 3 AM. Atmospheric instability is elevated (CAPE up to 1293 J/kg) — isolated convective development possible. Sunrise: 5:42AM · Sunset: 7:55PM.

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
43 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
16%
4 AM
23°
3%
5 AM
22°
4%
6 AM
23°
5%
7 AM
23°
3%
8 AM
24°
3%
9 AM
27°
9%
10 AM
28°
21%
11 AM
29°
28%
12 PM
31°
30%
1 PM
32°
33%
2 PM
32°
34%
3 PM
31°
35%
4 PM
30°
35%
5 PM
29°
36%
6 PM
28°
36%
7 PM
28°
37%
8 PM
27°
37%
9 PM
26°
47%
10 PM
24°
48%
11 PM
24°
57%
12 AM
24°
57%
1 AM
24°
53%
2 AM
23°
60%
7-Day Forecast
Today
32° 22°
Mostly Clear with a 47% chance of rain.
Sat
32° 22°
Partly Cloudy with a 61% chance of rain.
Sun
34° 21°
Mostly Clear.
Mon
32° 20°
Clear with a 45% chance of rain.
Tue
33° 22°
Drizzle, 51% chance.
Wed
31° 20°
Rain, 70% chance.
Thu
29° 18°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Mostly Clear 16% 5 mph SW 94%
4 AM 23° Clear 3% 5 mph WSW 94%
5 AM 22° Clear 4% 5 mph WSW 94%
6 AM 23° Mostly Clear 5% 5 mph W 92%
7 AM 23° Mostly Clear 3% 6 mph W 90%
8 AM 24° Mostly Clear 3% 6 mph W 86%
9 AM 27° Mostly Clear 9% 6 mph W 78%
10 AM 28° Clear 21% 6 mph W 71%
11 AM 29° Clear 28% 5 mph W 64%
12 PM 31° Clear 30% 5 mph W 61%
1 PM 32° Clear 33% 5 mph WSW 58%
2 PM 32° Clear 34% 4 mph WSW 55%
3 PM 31° Clear 35% 4 mph SSW 58%
4 PM 30° Mostly Clear 35% 5 mph SE 61%
5 PM 29° Mostly Clear 36% 5 mph SE 65%
6 PM 28° Mostly Clear 36% 5 mph SSE 70%
7 PM 28° Partly Cloudy 37% 6 mph SSE 75%
8 PM 27° Partly Cloudy 37% 6 mph S 80%
9 PM 26° Partly Cloudy 47% 5 mph S 81%
10 PM 24° Partly Cloudy 48% 4 mph SSW 81%
11 PM 24° Fog 57% 4 mph SSW 82%
12 AM 24° Fog 57% 4 mph SSW 84%
1 AM 24° Fog 53% 4 mph SW 86%
2 AM 23° Fog 60% 4 mph WSW 88%
15-Day Forecast
Today
8/7
Mostly Clear
47%
22°
32°
Sat
8/8
Partly Cloudy
61%
22°
32°
Sun
8/9
Mostly Clear
17%
21°
34°
Mon
8/10
Clear
45%
20°
32°
Tue
8/11
Drizzle
51%
22°
33°
Wed
8/12
Rain
70%
20°
31°
Thu
8/13
Rain
63%
18°
29°
Fri
8/14
Rain
72%
17°
28°
Sat
8/15
Drizzle
44%
17°
28°
Sun
8/16
Drizzle
51%
18°
27°
Mon
8/17
Drizzle
60%
18°
27°
Tue
8/18
Drizzle
60%
18°
27°
Wed
8/19
Drizzle
60%
18°
28°
Thu
8/20
Drizzle
60%
17°
28°
Fri
8/21
Drizzle
60%
18°
29°
43
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
25 AQI 4.5 µg/m³
O3
Ground-level ozone
Dominant
43 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 43 Good 43 25
Sat 54 Moderate 54 38
Sun 61 Moderate 61 46
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, 05:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE244 J/kg
MLCAPE809 J/kg
MUCAPE1156 J/kg
SBCIN-326 J/kg
MLCIN0 J/kg
Lifted Index-0.1
Kinematics
0–6 km Shear26 kt
0–1 km Shear11 kt
Eff. Shear21 kt
0–1 km SRH-47
0–3 km SRH-54
Eff. SRH-21
Storm Motion208° @ 24 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index32.7
Thermo & Levels
PWAT2.02 in
0–3 km LR4.3 °C/km
700–500 LR5.6 °C/km
Total Totals43.2
LCL996 hPa
LFC512 hPa
EL262 hPa
Freezing Lvl16,378 ft