Tornado Watch 9:00 PM

Saint Croix County, Wisconsin, United States

Last updated: 5:14 PM CDT  ·  Refresh
19°C
Feels like 17°
Mostly Cloudy
▲ 20°  /  ▼ 6°
Wind
13 mph SSE
Humidity
84%
Dew Point
15°
Pressure
28.73 inHg
Visibility
10 mi
UV Index
1.6
Cloud Cover
82%
Sunrise
7:41 AM
Sunset
6:03 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Saint Croix County is currently mostly cloudy at 19°C. Precipitation is likely — peak probability 90% around 5 PM. Atmospheric instability is elevated (CAPE up to 566 J/kg) — isolated convective development possible. Sunrise: 7:41AM · Sunset: 6:03PM.

Alerts

Tornado Watch
Expires 9:00 PM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
19°
90%
6 PM
18°
87%
7 PM
17°
80%
8 PM
17°
74%
9 PM
16°
74%
10 PM
14°
70%
11 PM
13°
42%
12 AM
12°
21%
1 AM
11°
3%
2 AM
10°
3%
3 AM
9°
3%
4 AM
9°
3%
5 AM
7°
3%
6 AM
7°
3%
7 AM
6°
3%
8 AM
6°
3%
9 AM
7°
3%
10 AM
7°
3%
11 AM
8°
3%
12 PM
11°
3%
1 PM
11°
3%
2 PM
11°
3%
3 PM
11°
3%
4 PM
11°
3%
7-Day Forecast
Today
20° 6°
Mostly Cloudy with a 90% chance of rain.
Thu
18° 5°
Mostly Clear.
Fri
13° 4°
Partly Cloudy.
Sat
12° 5°
Overcast with a 82% chance of rain.
Sun
17° 9°
Clear with a 41% chance of rain.
Mon
17° 8°
Rain, 81% chance.
Tue
14° 6°
Rain, 81% chance.
TimeTempConditionsPrecipWindHumidity
Now 19° Mostly Cloudy 90% 13 mph SSE 84%
6 PM 18° Rain 87% 14 mph SSW 91%
7 PM 17° Overcast 80% 13 mph SSW 95%
8 PM 17° Heavy Rain 74% 13 mph WSW 96%
9 PM 16° Overcast 74% 12 mph WNW 95%
10 PM 14° Mostly Cloudy 70% 11 mph WNW 94%
11 PM 13° Partly Cloudy 42% 10 mph WNW 94%
12 AM 12° Partly Cloudy 21% 10 mph WNW 94%
1 AM 11° Mostly Clear 3% 10 mph WNW 94%
2 AM 10° Mostly Clear 3% 10 mph WNW 93%
3 AM 9° Mostly Clear 3% 9 mph WNW 93%
4 AM 9° Mostly Clear 3% 9 mph WNW 92%
5 AM 7° Partly Cloudy 3% 9 mph WNW 92%
6 AM 7° Partly Cloudy 3% 9 mph WNW 92%
7 AM 6° Haze 3% 10 mph WNW 90%
8 AM 6° Mostly Clear 3% 11 mph WNW 87%
9 AM 7° Mostly Clear 3% 12 mph WNW 83%
10 AM 7° Mostly Clear 3% 13 mph WNW 78%
11 AM 8° Mostly Clear 3% 13 mph WNW 73%
12 PM 11° Clear 3% 12 mph WNW 69%
1 PM 11° Clear 3% 12 mph WNW 65%
2 PM 11° Clear 3% 12 mph WNW 64%
3 PM 11° Clear 3% 11 mph WNW 63%
4 PM 11° Clear 3% 11 mph WNW 62%
15-Day Forecast
Today
10/28
Mostly Cloudy
90%
6°
20°
Thu
10/29
Mostly Clear
3%
5°
18°
Fri
10/30
Partly Cloudy
8%
4°
13°
Sat
10/31
Overcast
82%
5°
12°
Sun
11/1
Clear
41%
9°
17°
Mon
11/2
Rain
81%
8°
17°
Tue
11/3
Rain
81%
6°
14°
Wed
11/4
Drizzle
60%
4°
13°
Thu
11/5
Drizzle
60%
2°
12°
Fri
11/6
Drizzle
60%
-1°
12°
Sat
11/7
Drizzle
60%
-2°
12°
Sun
11/8
Drizzle
60%
3°
12°
Mon
11/9
Drizzle
60%
3°
12°
Tue
11/10
Clear
25%
2°
12°
Wed
11/11
Clear
25%
1°
11°
53
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
53 AQI 10.1 µg/m³
O3
Ground-level ozone
39 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 53 Moderate 39 53
Fri 24 Good 24 20
Sat 25 Good 25 19
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 Oct 28, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE442 J/kg
MLCAPE512 J/kg
MUCAPE1067 J/kg
SBCIN-72 J/kg
MLCIN-45 J/kg
Lifted Index-2.3
Kinematics
0–6 km Shear50 kt
0–1 km Shear26 kt
Eff. Shear48 kt
0–1 km SRH243
0–3 km SRH363
Eff. SRH363
Storm Motion246° @ 38 kt
0–1 km EHI0.7
Composite Parameters
Sig. Tornado0.6
STP (eff)1.0
Supercell9.5
K-Index36.8
Thermo & Levels
PWAT1.33 in
0–3 km LR6.2 °C/km
700–500 LR6.6 °C/km
Total Totals54.6
LCL921 hPa
LFC741 hPa
EL267 hPa
Freezing Lvl10,026 ft