Dense Fog Advisory — Emmet, MI, Cheboygan, MI, Presque Isle, MI, Leelanau, MI, Antrim, MI, Otsego, MI, Montmorency, MI, Alpena, MI, Benzie, MI, Grand Traverse, MI, Crawford, MI, Oscoda, MI, Alcona, MI, Manistee, MI, Roscommon, MI, Ogemaw, MI, Iosco, MI, Western Mackinac, MI, Eastern Mackinac, MI, Beaver Island and surrounding islands, MI, Charlevoix, MI 11:00 AM

Saint Ignace, Michigan

Last updated: 3:41 AM CDT  ·  Refresh
8°C
Feels like 6°
Partly Cloudy
▲ 13°  /  ▼ 6°
Wind
7 mph SE
Humidity
93%
Dew Point
7°
Pressure
29.66 inHg
Visibility
5 mi
UV Index
0.0
Cloud Cover
42%
Sunrise
8:05 AM
Sunset
6:39 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Saint Ignace is currently partly cloudy at 8°C. Dry conditions are expected through the next 24 hours. Sunrise: 8:05AM · Sunset: 6:39PM.

Alerts

Dense Fog Advisory
Emmet, MI, Cheboygan, MI, Presque Isle, MI, Leelanau, MI, Antrim, MI, Otsego, MI, Montmorency, MI, Alpena, MI, Benzie, MI, Grand Traverse, MI, Crawford, MI, Oscoda, MI, Alcona, MI, Manistee, MI, Roscommon, MI, Ogemaw, MI, Iosco, MI, Western Mackinac, MI, Eastern Mackinac, MI, Beaver Island and surrounding islands, MI, Charlevoix, MI
Expires 11:00 AM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
8°
6%
5 AM
7°
3%
6 AM
7°
4%
7 AM
7°
4%
8 AM
7°
5%
9 AM
8°
13%
10 AM
9°
15%
11 AM
9°
15%
12 PM
11°
6%
1 PM
13°
6%
2 PM
13°
6%
3 PM
13°
7%
4 PM
13°
7%
5 PM
12°
7%
6 PM
12°
3%
7 PM
11°
3%
8 PM
11°
3%
9 PM
9°
3%
10 PM
9°
3%
11 PM
8°
3%
12 AM
8°
3%
1 AM
9°
3%
2 AM
9°
3%
3 AM
8°
6%
7-Day Forecast
Today
13° 6°
Fog.
Sat
17° 6°
Fog.
Sun
18° 8°
Mostly Cloudy with a 25% chance of rain.
Mon
13° 3°
Partly Cloudy with a 22% chance of rain.
Tue
9° 2°
Rain, 56% chance.
Wed
15° 4°
Rain, 55% chance.
Thu
17° 8°
Clear with a 31% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 8° Partly Cloudy 6% 7 mph SE 93%
5 AM 7° Fog 3% 8 mph SE 93%
6 AM 7° Fog 4% 8 mph SSE 93%
7 AM 7° Fog 4% 8 mph SSE 94%
8 AM 7° Mostly Cloudy 5% 8 mph SSE 92%
9 AM 8° Haze 13% 7 mph SSE 89%
10 AM 9° Fog 15% 7 mph SSE 86%
11 AM 9° Mostly Cloudy 15% 6 mph SSE 83%
12 PM 11° Partly Cloudy 6% 6 mph SE 81%
1 PM 13° Partly Cloudy 6% 6 mph SE 79%
2 PM 13° Partly Cloudy 6% 6 mph ESE 79%
3 PM 13° Partly Cloudy 7% 7 mph E 81%
4 PM 13° Fog 7% 8 mph E 82%
5 PM 12° Partly Cloudy 7% 9 mph E 84%
6 PM 12° Partly Cloudy 3% 9 mph E 86%
7 PM 11° Partly Cloudy 3% 9 mph ESE 88%
8 PM 11° Mostly Clear 3% 9 mph ESE 88%
9 PM 9° Mostly Clear 3% 8 mph ESE 87%
10 PM 9° Mostly Clear 3% 8 mph ESE 87%
11 PM 8° Mostly Clear 3% 8 mph SE 86%
12 AM 8° Mostly Clear 3% 8 mph SE 86%
1 AM 9° Mostly Clear 3% 8 mph SE 86%
2 AM 9° Partly Cloudy 3% 7 mph SE 86%
3 AM 8° Partly Cloudy 6% 7 mph SE 86%
15-Day Forecast
Today
10/23
Fog
15%
6°
13°
Sat
10/24
Fog
18%
6°
17°
Sun
10/25
Mostly Cloudy
25%
8°
18°
Mon
10/26
Partly Cloudy
22%
3°
13°
Tue
10/27
Rain
56%
2°
9°
Wed
10/28
Rain
55%
4°
15°
Thu
10/29
Clear
31%
8°
17°
Fri
10/30
Drizzle
43%
4°
13°
Sat
10/31
Rain
68%
4°
14°
Sun
11/1
Drizzle
60%
7°
17°
Mon
11/2
Drizzle
60%
3°
12°
Tue
11/3
Drizzle
60%
2°
10°
Wed
11/4
Drizzle
60%
2°
9°
Thu
11/5
Drizzle
60%
2°
9°
Fri
11/6
Drizzle
60%
2°
11°
52
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
52 AQI 10.0 µg/m³
O3
Ground-level ozone
33 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 52 Moderate 33 52
Sat 33 Good 33 32
Sun 52 Moderate 42 52
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 Oct 23, 07:00'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
SBCAPE3 J/kg
MLCAPE20 J/kg
MUCAPE0 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index15.7
Kinematics
0–6 km Shear28 kt
0–1 km Shear10 kt
Eff. Shear—
0–1 km SRH69
0–3 km SRH87
Eff. SRH—
Storm Motion345° @ 15 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-23.4
Thermo & Levels
PWAT0.40 in
0–3 km LR2.6 °C/km
700–500 LR5.8 °C/km
Total Totals10.9
LCL992 hPa
LFC1005 hPa
EL988 hPa
Freezing Lvl9,977 ft