Frost Advisory — Nash, NC, Edgecombe, NC, Wake, NC, Johnston, NC, Wilson, NC, Stanly, NC, Montgomery, NC, Moore, NC, Lee, NC, Harnett, NC, Wayne, NC, Anson, NC, Richmond, NC, Scotland, NC, Hoke, NC, Cumberland, NC, Sampson, NC 7:00 AM Freeze Watch 7:00 AM

Johnston County, North Carolina, United States

Last updated: 7:52 PM CDT  ·  Refresh
9°C
Feels like 8°
Mostly Cloudy
▲ 15°  /  ▼ 1°
Wind
5 mph NNW
Humidity
64%
Dew Point
3°
Pressure
29.61 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
83%
Sunrise
6:47 AM
Sunset
5:08 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Johnston County is currently mostly cloudy at 10°C. Precipitation is likely — peak probability 52% around 9 PM. Sunrise: 6:47AM · Sunset: 5:08PM.

Alerts

Frost Advisory
Nash, NC, Edgecombe, NC, Wake, NC, Johnston, NC, Wilson, NC, Stanly, NC, Montgomery, NC, Moore, NC, Lee, NC, Harnett, NC, Wayne, NC, Anson, NC, Richmond, NC, Scotland, NC, Hoke, NC, Cumberland, NC, Sampson, NC
Expires 7:00 AM
Freeze Watch
Expires 7:00 AM
39 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
9°
39%
9 PM
9°
52%
10 PM
8°
41%
11 PM
8°
28%
12 AM
7°
4%
1 AM
6°
1%
2 AM
6°
1%
3 AM
5°
1%
4 AM
1°
1%
5 AM
1°
1%
6 AM
1°
1%
7 AM
3°
1%
8 AM
6°
1%
9 AM
8°
1%
10 AM
9°
0%
11 AM
10°
0%
12 PM
13°
0%
1 PM
14°
0%
2 PM
14°
0%
3 PM
13°
0%
4 PM
11°
0%
5 PM
10°
0%
6 PM
9°
0%
7 PM
8°
0%
7-Day Forecast
Tonight
15° 1°
Mostly Cloudy with a 39% chance of rain.
Sat
14° 1°
Mostly Clear.
Sun
15° 1°
Clear.
Mon
16° -1°
Clear.
Tue
18° -1°
Clear.
Wed
19° -1°
Clear.
Thu
22° 0°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 9° Mostly Cloudy 39% 5 mph NNW 64%
9 PM 9° Mostly Cloudy 52% 6 mph NNW 69%
10 PM 8° Overcast 41% 8 mph N 75%
11 PM 8° Mostly Cloudy 28% 8 mph N 79%
12 AM 7° Mostly Cloudy 4% 7 mph NNW 76%
1 AM 6° Partly Cloudy 1% 7 mph NNW 74%
2 AM 6° Mostly Clear 1% 6 mph NW 76%
3 AM 5° Mostly Clear 1% 6 mph NW 76%
4 AM 1° Clear 1% 6 mph NW 77%
5 AM 1° Clear 1% 5 mph NW 78%
6 AM 1° Clear 1% 5 mph NW 81%
7 AM 3° Clear 1% 6 mph NW 76%
8 AM 6° Clear 1% 8 mph NW 65%
9 AM 8° Clear 1% 9 mph NW 55%
10 AM 9° Mostly Clear 0% 10 mph NW 48%
11 AM 10° Mostly Clear 0% 11 mph NW 42%
12 PM 13° Mostly Clear 0% 11 mph NW 40%
1 PM 14° Mostly Clear 0% 11 mph NW 38%
2 PM 14° Mostly Clear 0% 11 mph NW 37%
3 PM 13° Mostly Clear 0% 10 mph NW 37%
4 PM 11° Mostly Clear 0% 8 mph NW 41%
5 PM 10° Clear 0% 7 mph NW 47%
6 PM 9° Clear 0% 6 mph NW 52%
7 PM 8° Clear 0% 7 mph NW 55%
15-Day Forecast
Today
11/13
Mostly Cloudy
39%
1°
15°
Sat
11/14
Mostly Clear
1%
1°
14°
Sun
11/15
Clear
0%
1°
15°
Mon
11/16
Clear
0%
-1°
16°
Tue
11/17
Clear
0%
-1°
18°
Wed
11/18
Clear
0%
-1°
19°
Thu
11/19
Mostly Clear
1%
0°
22°
Fri
11/20
Partly Cloudy
3%
2°
22°
Sat
11/21
Mostly Clear
3%
2°
23°
Sun
11/22
Mostly Clear
8%
4°
23°
Mon
11/23
Partly Cloudy
12%
7°
22°
Tue
11/24
Drizzle
74%
6°
22°
Wed
11/25
Drizzle
89%
7°
18°
Thu
11/26
Drizzle
83%
8°
17°
Fri
11/27
Drizzle
84%
8°
19°
39
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
27 AQI 4.9 µg/m³
O3
Ground-level ozone
Dominant
39 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 39 Good 39 27
Sun 33 Good 33 26
Mon 36 Good 31 36
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 Nov 13, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 90 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE6 J/kg
MLCAPE43 J/kg
MUCAPE71 J/kg
SBCIN-202 J/kg
MLCIN-19 J/kg
Lifted Index7.4
Kinematics
0–6 km Shear48 kt
0–1 km Shear9 kt
Eff. Shear0 kt
0–1 km SRH-54
0–3 km SRH20
Eff. SRH0
Storm Motion280° @ 29 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index18.3
Thermo & Levels
PWAT0.44 in
0–3 km LR7.4 °C/km
700–500 LR4.9 °C/km
Total Totals45.4
LCL909 hPa
LFC746 hPa
EL687 hPa
Freezing Lvl4,797 ft