Areal Flood Advisory — Harnett County, NC, Johnston County, NC, Wake County, NC 9:30 PM

Johnston County, North Carolina, United States

Last updated: 9:23 PM CDT  ·  Refresh
21°C
Feels like 22°
Rain
▲ 28°  /  ▼ 17°
Wind
9 mph NNE
Humidity
93%
Dew Point
20°
Pressure
29.90 inHg
Visibility
4 mi
UV Index
0.0
Cloud Cover
98%
Sunrise
7:01 AM
Sunset
7:10 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Johnston County is currently rain at 21°C. Precipitation is likely — peak probability 71% around 10 PM. Sunrise: 7:01AM · Sunset: 7:10PM.

Alerts

Areal Flood Advisory
Harnett County, NC, Johnston County, NC, Wake County, NC
Expires 9:30 PM
31 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
70%
11 PM
20°
57%
12 AM
20°
59%
1 AM
20°
54%
2 AM
20°
46%
3 AM
19°
31%
4 AM
19°
31%
5 AM
18°
35%
6 AM
17°
39%
7 AM
17°
43%
8 AM
17°
45%
9 AM
18°
45%
10 AM
18°
44%
11 AM
19°
43%
12 PM
19°
44%
1 PM
22°
43%
2 PM
21°
36%
3 PM
21°
39%
4 PM
20°
39%
5 PM
19°
34%
6 PM
19°
37%
7 PM
19°
36%
8 PM
18°
42%
9 PM
17°
48%
7-Day Forecast
Tonight
28° 17°
Rain, 70% chance.
Wed
25° 16°
Overcast with a 54% chance of rain.
Thu
22° 13°
Rain, 46% chance.
Fri
25° 11°
Mostly Cloudy.
Sat
28° 12°
Clear.
Sun
29° 12°
Clear.
Mon
28° 15°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 21° Rain 70% 9 mph NNE 93%
11 PM 20° Rain 57% 10 mph NNE 92%
12 AM 20° Rain 59% 10 mph NNE 93%
1 AM 20° Overcast 54% 10 mph NNE 93%
2 AM 20° Overcast 46% 11 mph NNE 92%
3 AM 19° Mostly Cloudy 31% 11 mph NNE 93%
4 AM 19° Mostly Cloudy 31% 11 mph NNE 94%
5 AM 18° Partly Cloudy 35% 11 mph NNE 95%
6 AM 17° Mostly Cloudy 39% 12 mph NNE 95%
7 AM 17° Overcast 43% 12 mph NNE 94%
8 AM 17° Rain 45% 12 mph NNE 94%
9 AM 18° Rain 45% 12 mph NNE 94%
10 AM 18° Overcast 44% 12 mph NNE 94%
11 AM 19° Overcast 43% 12 mph NNE 92%
12 PM 19° Overcast 44% 13 mph NNE 88%
1 PM 22° Overcast 43% 14 mph NNE 84%
2 PM 21° Overcast 36% 14 mph NNE 83%
3 PM 21° Overcast 39% 14 mph NNE 84%
4 PM 20° Overcast 39% 14 mph NNE 84%
5 PM 19° Overcast 34% 14 mph NNE 85%
6 PM 19° Overcast 37% 14 mph NNE 85%
7 PM 19° Overcast 36% 14 mph NNE 85%
8 PM 18° Overcast 42% 14 mph NNE 86%
9 PM 17° Overcast 48% 13 mph NNE 87%
15-Day Forecast
Today
9/22
Rain
70%
17°
28°
Wed
9/23
Overcast
54%
16°
25°
Thu
9/24
Rain
46%
13°
22°
Fri
9/25
Mostly Cloudy
7%
11°
25°
Sat
9/26
Clear
3%
12°
28°
Sun
9/27
Clear
3%
12°
29°
Mon
9/28
Clear
3%
15°
28°
Tue
9/29
Clear
8%
15°
31°
Wed
9/30
Drizzle
44%
16°
32°
Thu
10/1
Rain
68%
18°
30°
Fri
10/2
Drizzle
60%
17°
31°
Sat
10/3
Drizzle
60%
17°
30°
Sun
10/4
Drizzle
60%
17°
29°
Mon
10/5
Drizzle
60%
16°
28°
Tue
10/6
Drizzle
60%
14°
27°
31
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
31 AQI 5.6 µg/m³
O3
Ground-level ozone
Dominant
31 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 31 Good 31 31
Thu 24 Good 24 18
Fri 22 Good 22 17
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 Wed Sep 23, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1 J/kg
MLCAPE15 J/kg
MUCAPE114 J/kg
SBCIN-93 J/kg
MLCIN0 J/kg
Lifted Index1.1
Kinematics
0–6 km Shear12 kt
0–1 km Shear14 kt
Eff. Shear16 kt
0–1 km SRH7
0–3 km SRH73
Eff. SRH57
Storm Motion328° @ 15 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index34.8
Thermo & Levels
PWAT2.12 in
0–3 km LR4.6 °C/km
700–500 LR5.4 °C/km
Total Totals45.0
LCL996 hPa
LFC636 hPa
EL611 hPa
Freezing Lvl14,009 ft