Newton, Massachusetts

Last updated: 5:49 PM CDT · Refresh

16°C

Feels like 13°

Fog

▲ 16° / ▼ 13°

Wind

13 mph NE

Humidity

98%

Dew Point

15°

Pressure

29.68 inHg

Visibility

0 mi

UV Index

0.0

Cloud Cover

93%

Sunrise

6:37 AM

Sunset

6:33 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Newton is currently fog at 15°C. Precipitation is likely — peak probability 86% around 7 PM. Sunrise: 6:37AM · Sunset: 6:33PM.

34 AQI · Good Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

16°

77%

7 PM

16°

86%

8 PM

16°

84%

9 PM

15°

85%

10 PM

15°

84%

11 PM

14°

82%

12 AM

14°

81%

1 AM

14°

81%

2 AM

14°

81%

3 AM

14°

81%

4 AM

13°

81%

5 AM

13°

81%

6 AM

13°

81%

7 AM

13°

81%

8 AM

13°

81%

9 AM

13°

85%

10 AM

13°

85%

11 AM

13°

85%

12 PM

15°

81%

1 PM

16°

81%

2 PM

16°

80%

3 PM

16°

84%

4 PM

15°

81%

5 PM

14°

84%

7-Day Forecast

Tonight

16° 13°

Fog with a 85% chance of rain.

Mon

16° 12°

Rain, 85% chance.

Tue

18° 12°

Overcast with a 66% chance of rain.

Wed

21° 14°

Overcast.

Thu

26° 14°

Partly Cloudy.

Fri

28° 14°

Clear with a 29% chance of rain.

Sat

21° 9°

Rain, 29% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 16° Fog 77% 13 mph NE 98%

7 PM 16° Fog 86% 12 mph NE 98%

8 PM 16° Fog 84% 12 mph NE 98%

9 PM 15° Fog 85% 12 mph NE 98%

10 PM 15° Fog 84% 12 mph NE 98%

11 PM 14° Heavy Rain 82% 13 mph NNE 98%

12 AM 14° Fog 81% 13 mph NNE 98%

1 AM 14° Heavy Rain 81% 13 mph NNE 98%

2 AM 14° Fog 81% 13 mph NNE 98%

3 AM 14° Fog 81% 13 mph NNE 97%

4 AM 13° Fog 81% 13 mph NNE 97%

5 AM 13° Heavy Rain 81% 13 mph NNE 97%

6 AM 13° Rain 81% 13 mph NNE 97%

7 AM 13° Rain 81% 13 mph NNE 97%

8 AM 13° Rain 81% 13 mph NNE 97%

9 AM 13° Rain 85% 13 mph NNE 96%

10 AM 13° Rain 85% 12 mph NNE 96%

11 AM 13° Rain 85% 11 mph NNE 96%

12 PM 15° Overcast 81% 12 mph NNE 98%

1 PM 16° Overcast 81% 12 mph NNE 98%

2 PM 16° Overcast 80% 12 mph NNE 98%

3 PM 16° Overcast 84% 12 mph NNE 98%

4 PM 15° Overcast 81% 12 mph NNE 98%

5 PM 14° Overcast 84% 12 mph NNE 99%

15-Day Forecast

Today

9/27

Fog

85%

13°

16°

Mon

9/28

Rain

85%

12°

16°

Tue

9/29

Overcast

66%

12°

18°

Wed

9/30

Overcast

14°

21°

Thu

10/1

Partly Cloudy

14°

26°

Fri

10/2

Clear

29%

14°

28°

Sat

10/3

Rain

29%

9°

21°

Sun

10/4

Clear

60%

7°

17°

Mon

10/5

Rain

90%

9°

17°

Tue

10/6

Drizzle

60%

11°

20°

Wed

10/7

Drizzle

60%

9°

17°

Thu

10/8

Drizzle

60%

9°

17°

Fri

10/9

Drizzle

60%

9°

17°

Sat

10/10

Drizzle

60%

9°

17°

Sun

10/11

Drizzle

60%

8°

17°

Good

U.S. Air Quality Index · Dominant: PM2.5

50 100 150 200

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

Pollutant Breakdown · Today

PM_2.5

Fine particulate matter

Dominant

34 AQI 6.2 µg/m³

O₃

Ground-level ozone

33 AQI 36 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Mon 34 Good 33 34

Tue 36 Good 25 36

Wed 29 Good 19 29

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. PM_2.5 (fine particles) is reported in µg/m³ and ozone (O₃) in ppb. Forecast source: NWS NAQFC.

Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio

RAP

Valid Sun Sep 27, 21:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE1 J/kg

MLCAPE15 J/kg

MUCAPE46 J/kg

SBCIN0 J/kg

MLCIN0 J/kg

Lifted Index6.3

Kinematics

0–6 km Shear29 kt

0–1 km Shear23 kt

Eff. Shear—

0–1 km SRH242

0–3 km SRH275

Eff. SRH—

Storm Motion133° @ 19 kt

0–1 km EHI0.0

Composite Parameters

Sig. Tornado0.0

STP (eff)—

Supercell—

K-Index20.9

Thermo & Levels

PWAT1.16 in

0–3 km LR3.7 °C/km

700–500 LR5.8 °C/km

Total Totals45.1

LCL999 hPa

LFC1005 hPa

EL979 hPa

Freezing Lvl12,818 ft

Newton, Massachusetts

Alerts