River Raisin at GRAPE
10 mi- Level
- 2.5 ft
- Flow
- 203 cfs
Reading from Sat 10 AM · NWS gauge page
Observed 11:15 AM EDT at KDUH
Petersburg, MI weather
Mostly sunny and 57°14°, jacket by 8 PM.
Today: low 40°4° (likely 38°3° to 42°6°), high 66°19° (likely 62°17° to 66°19°).
Now 57°14°
Mostly sunny
- Wind
- 3 mph5 km/h
- Up to 5 mph8 km/h through 12 AM
- Dew point
- 54°12°
- Comfortable
- UV index
- 3Moderate
- Moderate until 4 PM
- Air quality
- 68Moderate
- Main pollutant: PM2.5 (fine particles)
- Pressure
- 30.48 inHg1032 hPa
- Steady over the last 3 h
Next 2 hours
No precipitation expected in the next 2 hours.
From forecast models
Next 48 hours
9°5° warmer than this time yesterday (48°9° then, 57°14° now)
Good hours for
This afternoonUp to 66°19° by 3 PM · Clear
TonightDown to 41°5° by 5 AM · Partly cloudy
Tomorrow morningUp to 56°13° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 69°21° by 3 PM · Mostly cloudy
Tomorrow nightDown to 46°8° by 4 AM · Partly cloudy
Monday morningUp to 60°16° by 11 AM · Partly cloudy
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 12p | Partly sunny | 59°15° (likely 52°11° to 59°15°) | 59°15° | 0% | 2 mph3 km/h from E, gusts 7 mph12 km/h | 77% | 37% | 3 |
| Sat 1p | Partly sunny | 62°17° (likely 56°13° to 62°17°) | 63°17° | 0% | 2 mph3 km/h from ESE, gusts 7 mph11 km/h | 65% | 17% | 3 |
| Sat 2p | Sunny | 64°18° (likely 59°15° to 65°18°) | 65°18° | 0% | 2 mph3 km/h from SE, gusts 7 mph11 km/h | 58% | 9% | 3 |
| Sat 3p | Sunny | 66°19° (likely 61°16° to 66°19°) | 66°19° | 0% | 2 mph3 km/h from SE, gusts 7 mph11 km/h | 56% | 12% | 3 |
| Sat 4p | Sunny | 66°19° (likely 62°17° to 66°19°) | 66°19° | 0% | 3 mph5 km/h from ESE, gusts 8 mph12 km/h | 54% | 17% | 2 |
| Sat 5p | Mostly sunny | 65°18° (likely 62°17° to 65°18°) | 65°18° | 0% | 3 mph5 km/h from ESE, gusts 8 mph14 km/h | 53% | 15% | 1 |
| Sat 6p | Sunny | 63°17° (likely 59°15° to 63°17°) | 63°17° | 0% | 5 mph8 km/h from ESE, gusts 8 mph13 km/h | 59% | 10% | 0 |
| Sat 7p | Clear | 59°15° (likely 54°12° to 59°15°) | 59°15° | 0% | 5 mph8 km/h from ESE, gusts 9 mph14 km/h | 70% | 14% | 0 |
| Sat 8p | Partly cloudy | 53°12° (likely 50°10° to 53°12°) | 53°12° | 0% | 3 mph5 km/h from ESE, gusts 8 mph13 km/h | 87% | 17% | 0 |
| Sat 9p | Partly cloudy | 51°11° (likely 49°9° to 51°11°) | 51°11° | 0% | 3 mph5 km/h from ESE, gusts 8 mph13 km/h | 91% | 16% | 0 |
| Sat 10p | Clear | 50°10° (likely 48°9° to 50°10°) | 50°10° | 0% | 2 mph3 km/h from SE, gusts 8 mph13 km/h | 94% | 12% | 0 |
| Sat 11p | Clear | 49°9° (likely 47°8° to 49°9°) | 49°9° | 0% | 2 mph3 km/h from SE, gusts 7 mph11 km/h | 96% | 9% | 0 |
| Sun 12a | Mostly clear | 48°9° (likely 46°8° to 48°9°) | 48°9° | 0% | 2 mph3 km/h from SE, gusts 6 mph10 km/h | 97% | 15% | 0 |
| Sun 1a | Partly cloudy | 47°8° (likely 44°7° to 48°9°) | 47°8° | 0% | 1 mph2 km/h from SSE, gusts 6 mph10 km/h | 97% | 42% | 0 |
| Sun 2a | Fog | 45°7° (likely 43°6° to 47°8°) | 45°7° | 0% | 1 mph2 km/h from SSE, gusts 5 mph9 km/h | 100% | 51% | 0 |
| Sun 3a | Fog | 44°7° (likely 41°5° to 47°8°) | 44°7° | 0% | 1 mph2 km/h from S, gusts 4 mph7 km/h | 100% | 55% | 0 |
| Sun 4a | Fog | 43°6° (likely 40°4° to 46°8°) | 43°6° | 0% | 1 mph2 km/h from S, gusts 2 mph3 km/h | 100% | 60% | 0 |
| Sun 5a | Fog | 41°5° (likely 41°5° to 44°7°) | 41°5° | 0% | 1 mph2 km/h from S, gusts 3 mph5 km/h | 100% | 60% | 0 |
| Sun 6a | Fog | 41°5° (likely 40°4° to 43°6°) | 41°5° | 0% | 1 mph2 km/h from SSW, gusts 3 mph5 km/h | 100% | 60% | 0 |
| Sun 7a | Fog | 41°5° (likely 39°4° to 42°6°) | 41°5° | 0% | 1 mph2 km/h from SW, gusts 3 mph4 km/h | 100% | 61% | 0 |
| Sun 8a | Fog | 40°4° (likely 38°3° to 42°6°) | 41°5° | 0% | 1 mph2 km/h from SSW, gusts 3 mph6 km/h | 100% | 61% | 0 |
| Sun 9a | Fog | 44°7° (likely 39°4° to 45°7°) | 44°7° | 0% | 2 mph3 km/h from S, gusts 3 mph5 km/h | 98% | 62% | 0 |
| Sun 10a | Partly sunny | 50°10° (likely 45°7° to 50°10°) | 50°10° | 0% | 2 mph3 km/h from SSW, gusts 8 mph13 km/h | 88% | 60% | 1 |
| Sun 11a | Cloudy | 56°13° (likely 52°11° to 56°13°) | 56°13° | 0% | 3 mph5 km/h from SSW, gusts 9 mph15 km/h | 74% | 60% | 2 |
| Sun 12p | Cloudy | 61°16° (likely 57°14° to 61°16°) | 61°16° | 0% | 5 mph8 km/h from SSW, gusts 9 mph15 km/h | 62% | 69% | 3 |
| Sun 1p | Partly sunny | 66°19° (likely 62°17° to 66°19°) | 66°19° | 0% | 5 mph8 km/h from SSW, gusts 9 mph15 km/h | 51% | 75% | 4 |
| Sun 2p | Cloudy | 68°20° (likely 65°18° to 68°20°) | 68°20° | 0% | 5 mph8 km/h from S, gusts 9 mph15 km/h | 48% | 73% | 4 |
| Sun 3p | Cloudy | 69°21° (likely 67°19° to 69°21°) | 69°21° | 0% | 5 mph8 km/h from S, gusts 9 mph14 km/h | 45% | 78% | 3 |
| Sun 4p | Mostly cloudy | 69°21° (likely 67°19° to 69°21°) | 69°21° | 0% | 5 mph8 km/h from S, gusts 9 mph14 km/h | 45% | 69% | 2 |
| Sun 5p | Sunny | 69°21° (likely 66°19° to 69°21°) | 69°21° | 0% | 5 mph8 km/h from S, gusts 9 mph14 km/h | 44% | 38% | 1 |
| Sun 6p | Sunny | 67°19° (likely 63°17° to 67°19°) | 67°19° | 0% | 3 mph5 km/h from S, gusts 7 mph11 km/h | 49% | 28% | 1 |
| Sun 7p | Partly cloudy | 63°17° (likely 58°14° to 63°17°) | 63°17° | 0% | 2 mph3 km/h from SSE, gusts 7 mph12 km/h | 57% | 30% | 0 |
| Sun 8p | Partly cloudy | 58°14° (likely 55°13° to 58°14°) | 58°14° | 0% | 2 mph3 km/h from SSE, gusts 7 mph11 km/h | 68% | 53% | 0 |
| Sun 9p | Clear | 55°13° (likely 53°12° to 56°13°) | 55°13° | 0% | 1 mph2 km/h from SSE, gusts 7 mph11 km/h | 72% | 62% | 0 |
| Sun 10p | Mostly clear | 53°12° (likely 51°11° to 54°12°) | 53°12° | 0% | 1 mph2 km/h from S, gusts 6 mph10 km/h | 76% | 66% | 0 |
| Sun 11p | Partly cloudy | 52°11° (likely 50°10° to 53°12°) | 52°11° | 0% | 1 mph2 km/h from SSW, gusts 6 mph9 km/h | 79% | 63% | 0 |
| Mon 12a | Partly cloudy | 50°10° (likely 49°9° to 51°11°) | 50°10° | 0% | 1 mph2 km/h from SSW, gusts 6 mph9 km/h | 82% | 58% | 0 |
| Mon 1a | Partly cloudy | 49°9° (likely 48°9° to 49°9°) | 49°9° | 0% | 2 mph3 km/h from SW, gusts 7 mph11 km/h | 84% | 63% | 0 |
| Mon 2a | Fog | 48°9° (likely 46°8° to 48°9°) | 48°9° | 0% | 2 mph3 km/h from SW, gusts 7 mph11 km/h | 85% | 47% | 0 |
| Mon 3a | Fog | 47°8° (likely 44°7° to 47°8°) | 47°8° | 0% | 2 mph3 km/h from SW, gusts 6 mph10 km/h | 87% | 47% | 0 |
| Mon 4a | Fog | 46°8° (likely 42°6° to 46°8°) | 46°8° | 0% | 2 mph3 km/h from WSW, gusts 5 mph8 km/h | 89% | 58% | 0 |
| Mon 5a | Fog | 46°8° (likely 42°6° to 46°8°) | 46°8° | 0% | 2 mph3 km/h from WSW, gusts 5 mph8 km/h | 90% | 59% | 0 |
| Mon 6a | Mostly clear | 44°7° (likely 42°6° to 46°8°) | 44°7° | 0% | 2 mph3 km/h from WSW, gusts 5 mph8 km/h | 94% | 58% | 0 |
| Mon 7a | Fog | 43°6° (likely 42°6° to 46°8°) | 43°6° | 0% | 2 mph3 km/h from WSW, gusts 5 mph8 km/h | 96% | 55% | 0 |
| Mon 8a | Fog | 44°7° (likely 42°6° to 47°8°) | 44°7° | 0% | 2 mph3 km/h from WSW, gusts 5 mph8 km/h | 95% | 57% | 0 |
| Mon 9a | Partly sunny | 49°9° (likely 43°6° to 53°12°) | 49°9° | 0% | 2 mph3 km/h from W, gusts 4 mph7 km/h | 87% | 32% | 0 |
| Mon 10a | Partly sunny | 54°12° (likely 48°9° to 58°14°) | 54°12° | 0% | 3 mph5 km/h from WNW, gusts 5 mph7 km/h | 77% | 42% | 1 |
| Mon 11a | Partly sunny | 60°16° (likely 54°12° to 61°16°) | 60°16° | 0% | 3 mph5 km/h from WNW, gusts 6 mph9 km/h | 69% | 28% | 2 |
Days ahead
Shaded: typical range for these dates (1991–2020)
Today, Oct 24. Fog. High 66°19°, low 40°4°. Typical 59°15° / 36°2°. Dry. Mostly agree.
Afternoon
noon–6 PM
Sunny, 66°19°Dry
Evening
6 PM–midnight
Partly cloudy, 53°12°Dry
Overnight
midnight–6 AM
Fog, 41°5°Dry
Official NWS forecast
Today: Sunny, with a high near 66. East southeast wind around 3 mph.
Tonight: Patchy fog after 2am. Partly cloudy, with a low around 40. South southeast wind 1 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 62°17°–66°19°
- Low, likely
- 38°3°–42°6°
- Typical high / low
- 59°15° / 36°2°
- Wind
- 7 mph12 km/h, gusts 14 mph22 km/h
- UV peak
- 4
Tomorrow, Oct 25. Fog. High 69°21°, low 43°6°. Typical 59°15° / 36°2°. Dry. Forecasts agree.
Morning
6 AM–noon
Fog, 40°4°Dry
Afternoon
noon–6 PM
Cloudy, 69°21°Dry
Evening
6 PM–midnight
Clear, 58°14°Dry
Overnight
midnight–6 AM
Fog, 46°8°Dry
Official NWS forecast
Day: Patchy fog before 9am. Mostly sunny, with a high near 69. South southwest wind 1 to 5 mph.
Night: Patchy fog after 2am. Partly cloudy, with a low around 43. South southwest wind around 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 67°19°–69°21°
- Low, likely
- 38°3°–43°6°
- Typical high / low
- 59°15° / 36°2°
- Wind
- 7 mph11 km/h, gusts 13 mph20 km/h
- UV peak
- 4
Monday, Oct 26. Cloudy. High 68°20°, low 43°6°. Typical 58°14° / 35°2°. Dry. Mostly agree.
Morning
6 AM–noon
Partly sunny, 44°7°Dry
Afternoon
noon–6 PM
Cloudy, 69°21°Dry
Evening
6 PM–midnight
Partly cloudy, 59°15°Dry
Overnight
midnight–6 AM
Clear, 48°9°Dry
Official NWS forecast
Day: Patchy fog before 9am. Mostly sunny, with a high near 68. Northwest wind around 5 mph.
Night: Mostly cloudy, with a low around 43.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 68°20°–70°21°
- Low, likely
- 41°5°–45°7°
- Typical high / low
- 58°14° / 35°2°
- Wind
- 11 mph17 km/h, gusts 17 mph28 km/h
- UV peak
- 4
Tuesday, Oct 27. Cloudy. High 61°16°, low 44°7°. Typical 58°14° / 35°2°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 47°8°Dry
Afternoon
noon–6 PM
Cloudy, 60°16°Dry
Evening
6 PM–midnight
Cloudy, 54°12°Dry
Overnight
midnight–6 AM
Cloudy, 52°11°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 61.
Night: Mostly cloudy, with a low around 44.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 59°15°–61°16°
- Low, likely
- 44°7°–49°9°
- Typical high / low
- 58°14° / 35°2°
- Wind
- 13 mph21 km/h, gusts 20 mph32 km/h
- UV peak
- 3
Wednesday, Oct 28. Cloudy. High 68°20°, low 49°9°. Typical 57°14° / 35°2°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 51°10°Dry
Afternoon
noon–6 PM
Sunny, 70°21°Dry
Evening
6 PM–midnight
Clear, 59°15°Dry
Overnight
midnight–6 AM
Clear, 52°11°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 68.
Night: Partly cloudy, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 68°20°–72°22°
- Low, likely
- 48°9°–52°11°
- Typical high / low
- 57°14° / 35°2°
- Wind
- 8 mph13 km/h, gusts 21 mph33 km/h
- UV peak
- 3
Thursday, Oct 29. Mostly sunny. High 71°22°, low 44°7°. Typical 57°14° / 34°1°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 51°10°Dry
Afternoon
noon–6 PM
Partly sunny, 69°21°Dry
Evening
6 PM–midnight
Clear, 61°16°Dry
Overnight
midnight–6 AM
Cloudy, 50°10°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 71.
Night: Partly cloudy, with a low around 44.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 66°19°–73°23°
- Low, likely
- 44°7°–53°12°
- Typical high / low
- 57°14° / 34°1°
- Wind
- 13 mph20 km/h, gusts 26 mph42 km/h
- UV peak
- 2
Friday, Oct 30. Partly sunny. High 68°20°, low 44°7°. Typical 56°13° / 34°1°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 49°9°Dry
Afternoon
noon–6 PM
Sunny, 67°20°Dry
Evening
6 PM–midnight
Clear, 57°14°Dry
Overnight
midnight–6 AM
Mostly clear, 48°9°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 68.
Night: Partly cloudy, with a low around 44.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 63°17°–73°23°
- Low, likely
- 42°6°–53°12°
- Typical high / low
- 56°13° / 34°1°
- Wind
- 11 mph17 km/h, gusts 19 mph31 km/h
- UV peak
- 3
Saturday, Oct 31. Cloudy. High 68°20°, low 49°9°. Typical 56°13° / 34°1°. Rain 0.01 in0.3 mm, 20% chance. Forecasts differ.
Morning
6 AM–noon
Cloudy, 48°9°Dry
Afternoon
noon–6 PM
Cloudy, 67°19°Dry
Evening
6 PM–midnight
Cloudy, 59°15°20% chance
Overnight
midnight–6 AM
Cloudy, 54°12°40% chance
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 56°13°–75°24°
- Low, likely
- 42°6°–54°12°
- Typical high / low
- 56°13° / 34°1°
- Wind
- 14 mph23 km/h
- UV peak
- 3
Sunday, Nov 1. Drizzle. High 68°20°, low 55°13°. Typical 55°13° / 33°1°. Rain 0.24 in6.1 mm, 50% chance. Mostly agree.
Morning
6 AM–noon
Cloudy, 54°12°50% chance · 0.02 in0.5 mm
Afternoon
noon–6 PM
Cloudy, 67°20°50% chance · 0.05 in1.3 mm
Evening
6 PM–midnight
Drizzle, 64°18°40% chance · 0.23 in5.9 mm
Overnight
midnight–6 AM
Rain, 61°16°40% chance · 0.17 in4.3 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 65°18°–72°22°
- Low, likely
- 48°9°–60°16°
- Typical high / low
- 55°13° / 33°1°
- Wind
- 21 mph33 km/h, gusts 35 mph56 km/h
- UV peak
- 2
Monday, Nov 2. Rain. High 63°17°, low 56°13°. Typical 55°13° / 33°1°. Rain 0.63 in16 mm, 40% chance. Forecasts differ.
Morning
6 AM–noon
Rain, 61°16°40% chance · 0.11 in2.7 mm
Afternoon
noon–6 PM
Rain, 64°18°40% chance · 0.26 in6.6 mm
Evening
6 PM–midnight
Drizzle, 59°15°40% chance · 0.24 in6.1 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 60°16°–69°21°
- Low, likely
- 52°11°–63°17°
- Typical high / low
- 55°13° / 33°1°
- Wind
- 19 mph31 km/h, gusts 38 mph61 km/h
The outlook
Today
Dry, high 66°, low 40°.
Tomorrow
Dry, high 69°, low 43°, warming up.
Monday
Dry, high 68°, low 43°.
Rest of week
Highs 61–71°; chance of precipitation on Sunday, Monday.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (DTX) (opens in a new tab)
What changed since yesterday
No meaningful changes from yesterday’s forecast.
Radar
Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view
Rivers
NOAA river gauges within 25 mi
River Raisin near Adrian
14 mi- Level
- 4.4 ft
- Flow
- 156 cfs
Reading from Sat 10:15 AM · NWS gauge page
Tenmile Creek at Mitchaw
15 mi- Level
- 3.9 ft
Reading from Sat 10 AM · NWS gauge page
Tenmile Creek at Silica
16 mi- Level
- 4.5 ft
Reading from Sat 10:30 AM · NWS gauge page
For your home
What this week’s weather means for heating, cooling, pipes and fresh air.
Heating this week
About 82% less heating than a typical week.
This week 23Typical 131
Heating degree days, base 65°F
Heat-pump hours, next 7 days
- h below 47°F
- 15
- h below 17°F
- 0
- h below 5°F
- 0
47, 17 and 5°F are the test points heat pumps are rated at. About 4 hours are near freezing and damp, when outdoor units defrost more often.
Comfort
Dry air outside (dew point 54°F).
Open the windows?
Today, 1:00 PM–6:00 PM
Good stretch to open the windows.
Is this typical?
Tecumseh · official normals 1991–2020 · records 1994–2026
Oct 24, today vs a typical year
Today’s expected high is 7°4° warmer than typical.
- Normal high / low
- 59°15° / 36°2°
- Forecast high / low
- 66°19° / 40°4°
- Record high
- 78°26° in 2020
- Record low
- 24°−4° in 2021
Last 7 days vs normal
On average 1° warmer than normal (daily mean temperature).
- —SunOct 18
- ±0°MonOct 19
- +3°+1°TueOct 20
- —WedOct 21
- —ThuOct 22
- —FriOct 23
- —SatOct 24
Petersburg weather by month: normals, records, snow and freeze dates
Sun & moon
Sun
Sunrise 7:57 AM, sunset 6:39 PM.
- Daylight
- 10 h 42 min
- Losing 2 min 35 s a day; shortest Dec 21, 1 h 34 min less
- Golden hour
- 6:00–6:57 PM
- Morning 7:40–8:36 AM
- Blue hour
- 6:57–7:08 PM
- Morning 7:29–7:40 AM; first light 7:29 AM
Stars tonight? Fair
Mostly clear 7:08 PM–1 AM, but the moon is 99% lit and up.
Moon
Waxing gibbous
97% lit · growing
- Today
- sets 6:09 AM · rises 5:37 PM
- Full moon
- Oct 26
- New moon
- Nov 9
