Harmon Lake, MI Weather Forecast & Current Conditions

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Harmon Lake, MI Weather Maps

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Harmon Lake Weather Map
UTC Time: 10/12/2026, 11:53
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Harmon Lake, MI Regional Weather

Expires:202610121200;;967063
ASUS43 KDTX 121110
RWRMI 
MICHIGAN HOURLY REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
ISSUED BY NATIONAL WEATHER SERVICE GRAND RAPIDS MI
700 AM EDT MON OCT 12 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTION TO VISIBILITY.


MIZ047>049-052>055-059>063-066>070-074>076-081>083-121200-
SOUTHEAST LOWER MICHIGAN
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ADRIAN         CLOUDY    56  55  97 SW7       29.98R FOG     TC  13   
ALMA           PTCLDY    54  54 100 SW7       29.89S TC  12           
ANN ARBOR        N/A    N/A N/A N/A MISG      29.95R                  
BAD AXE        CLEAR     57  55  94 SW6       29.88S TC  14           
DETROIT CITY   PTCLDY    59  57  93 SW7       29.95R TC  15           
DETROIT        PTCLDY    57  56  96 S7        29.96R TC  14           
FLINT          CLEAR     57  55  93 S6        29.92S TC  14           
GROSSE ILE     CLEAR     59  59 100 S7        29.96R TC  15           
HILLSDALE      PTCLDY    54  54 100 SW3       29.97R FOG     TC  12   
HOWELL         PTCLDY    55  54  94 SW6       29.93S TC  13           

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
JACKSON        PTCLDY    52  52 100 SW3       29.95S FOG     TC  11   
LANSING        PTCLDY    56  54  93 SW7       29.93S TC  13           
MIDLAND        FOG       52  50  93 S2        29.87F VSB 1/2 TC  11   
MONROE         MOCLDY    55  55 100 SW5       29.97  TC  13           
MT. CLEMENS    CLOUDY    62  59  91 SW6       29.91R TC  16           
PONTIAC        MOCLDY    58  57  97 SW6       29.94R TC  14           
PORT HOPE        N/A     58  56  93 CALM      29.87R TC  14           
PORT HURON     CLOUDY    59  57  94 SW8       29.93R FOG     TC  15   
TRI CITIES     PTCLDY    55  54  96 SW7       29.89S TC  13           
YPSILANTI      MOCLDY    56  56 100 SW8       29.96R TC  13           
$$

SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Harmon Lake, MI

Today
Mostly Cloudy
82°/ 62° 28°/ 17°
50%
Tuesday
Cloudy
80°/ 55° 27°/ 13°
0%
Wednesday
Mostly Cloudy
65°/ 45° 18°/ 7°
0%
Thursday
Rain
65°/ 45° 18°/ 7°
70%
Friday
Rain
58°/ 32° 14°/ 0°
40%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
62°17°
0%

Day: Mostly cloudy in the morning, then becoming partly cloudy. Patchy fog in the morning. Highs in the lower 80s. Southwest winds 5 to 15 mph with gusts up to 25 mph.

Night: Partly cloudy with a chance of rain and thunderstorms. Lows in the lower 60s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.

Lapeer, MI

Today
Mostly Cloudy
80°/ 65° 27°/ 18°
50%
Tuesday
Cloudy
82°/ 55° 28°/ 13°
30%
Wednesday
Mostly Cloudy
65°/ 45° 18°/ 7°
0%
Thursday
Rain
65°/ 48° 18°/ 9°
70%
Friday
Rain
58°/ 32° 14°/ 0°
40%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
60°16°
0%

Day: Mostly cloudy in the morning, then becoming partly cloudy. Patchy fog in the morning. Highs around 80. Southwest winds 5 to 10 mph with gusts up to 20 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. A chance of rain and thunderstorms. Lows in the mid 60s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.

Sandusky, MI

Today
Mostly Cloudy
80°/ 62° 27°/ 17°
50%
Tuesday
Cloudy
80°/ 55° 27°/ 13°
0%
Wednesday
Mostly Cloudy
65°/ 48° 18°/ 9°
0%
Thursday
Rain
62°/ 48° 17°/ 9°
70%
Friday
Rain
58°/ 32° 14°/ 0°
50%
Saturday
Sunny
50°/ 32° 10°/ 0°
0%
Sunday
Sunny
60°16°
0%

Day: Mostly cloudy until late afternoon, then becoming partly cloudy. Patchy fog in the morning. Highs around 80. Southwest winds 5 to 10 mph with gusts up to 20 mph.

Night: Partly cloudy with a chance of rain and thunderstorms. Lows in the lower 60s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.

Flint, MI

Today
Mostly Cloudy
82°/ 65° 28°/ 18°
50%
Tuesday
Cloudy
80°/ 58° 27°/ 14°
40%
Wednesday
Mostly Cloudy
68°/ 48° 20°/ 9°
0%
Thursday
Rain
65°/ 48° 18°/ 9°
70%
Friday
Rain
58°/ 32° 14°/ 0°
40%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
60°16°
0%

Day: Mostly cloudy, then becoming partly cloudy early in the afternoon, then becoming mostly sunny. Patchy fog in the morning. Highs in the lower 80s. Southwest winds 5 to 15 mph with gusts up to 25 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. A chance of rain and thunderstorms. Lows in the mid 60s. Southwest winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 50 percent.

Saginaw, MI

Today
Mostly Cloudy
82°/ 65° 28°/ 18°
50%
Tuesday
Cloudy
82°/ 55° 28°/ 13°
0%
Wednesday
Mostly Cloudy
68°/ 48° 20°/ 9°
0%
Thursday
Rain
65°/ 48° 18°/ 9°
70%
Friday
Rain
58°/ 32° 14°/ 0°
30%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
62°17°
0%

Day: Mostly cloudy, then becoming partly cloudy early in the afternoon, then becoming mostly sunny. Patchy fog in the morning. Highs in the lower 80s. Southwest winds 5 to 15 mph with gusts up to 25 mph.

Night: Partly cloudy with a chance of rain and thunderstorms. Lows in the mid 60s. Southwest winds 5 to 10 mph. Gusts up to 25 mph after midnight. Chance of rain 50 percent.

Bad Axe, MI

Today
Mostly Cloudy
78°/ 60° 26°/ 16°
60%
Tuesday
Cloudy
78°/ 52° 26°/ 11°
0%
Wednesday
Mostly Cloudy
62°/ 45° 17°/ 7°
0%
Thursday
Rain
62°/ 45° 17°/ 7°
70%
Friday
Rain
58°/ 35° 14°/ 2°
50%
Saturday
Cloudy
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
60°16°
0%

Day: Mostly cloudy in the morning, then becoming partly cloudy. Patchy fog in the morning. Highs in the upper 70s. Southwest winds 5 to 15 mph.

Night: Partly cloudy. A chance of rain and thunderstorms in the evening, then rain likely and a chance of thunderstorms after midnight. Lows around 60. Southwest winds 5 to 10 mph. Chance of rain 60 percent.

Bay City, MI

Today
Mostly Cloudy
82°/ 62° 28°/ 17°
50%
Tuesday
Cloudy
78°/ 52° 26°/ 11°
0%
Wednesday
Mostly Cloudy
65°/ 45° 18°/ 7°
0%
Thursday
Rain
62°/ 45° 17°/ 7°
70%
Friday
Rain
58°/ 32° 14°/ 0°
30%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
62°17°
0%

Day: Mostly cloudy, then becoming partly cloudy early in the afternoon, then becoming mostly sunny. Patchy fog in the morning. Highs in the lower 80s. Southwest winds 5 to 15 mph with gusts up to 25 mph.

Night: Partly cloudy with a chance of rain and thunderstorms. Lows in the lower 60s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.

Port Huron, MI

Today
Mostly Cloudy
78°/ 62° 26°/ 17°
50%
Tuesday
Cloudy
82°/ 55° 28°/ 13°
30%
Wednesday
Rain
68°/ 48° 20°/ 9°
40%
Thursday
Rain
65°/ 48° 18°/ 9°
70%
Friday
Rain
60°/ 35° 16°/ 2°
40%
Saturday
Sunny
52°/ 35° 11°/ 2°
0%
Sunday
Sunny
58°14°
0%

Day: Mostly cloudy until late afternoon, then becoming partly cloudy. Patchy fog in the morning. Highs in the upper 70s. Southwest winds 5 to 15 mph.

Night: Partly cloudy with a chance of rain and thunderstorms. Lows in the lower 60s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.

Owosso, MI

Today
Cloudy
82°/ 65° 28°/ 18°
40%
Tuesday
Cloudy
80°/ 58° 27°/ 14°
40%
Wednesday
Mostly Cloudy
68°/ 48° 20°/ 9°
0%
Thursday
Rain
65°/ 48° 18°/ 9°
70%
Friday
Rain
58°/ 32° 14°/ 0°
30%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
62°17°
0%

Day: Patchy fog in the morning. Partly cloudy. Highs in the lower 80s. Southwest winds 5 to 15 mph with gusts up to 25 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. A chance of rain and thunderstorms. Lows in the mid 60s. Southwest winds 5 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.

Pontiac, MI

Today
Mostly Cloudy
78°/ 65° 26°/ 18°
40%
Tuesday
Sunny
80°/ 58° 27°/ 14°
50%
Wednesday
Rain
68°/ 48° 20°/ 9°
40%
Thursday
Rain
65°/ 48° 18°/ 9°
70%
Friday
Rain
58°/ 35° 14°/ 2°
30%
Saturday
Sunny
52°/ 35° 11°/ 2°
0%
Sunday
Sunny
58°14°
0%

Day: Mostly cloudy in the morning, then becoming partly cloudy. Patchy fog in the morning. Highs in the upper 70s. Southwest winds 5 to 10 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. A chance of rain and thunderstorms. Lows in the mid 60s. Southwest winds 5 to 15 mph. Chance of rain 40 percent.

Warren, MI

Today
Mostly Cloudy
78°/ 65° 26°/ 18°
50%
Tuesday
Sunny
82°/ 58° 28°/ 14°
40%
Wednesday
Rain
68°/ 48° 20°/ 9°
40%
Thursday
Rain
65°/ 50° 18°/ 10°
70%
Friday
Rain
62°/ 35° 17°/ 2°
30%
Saturday
Sunny
52°/ 35° 11°/ 2°
0%
Sunday
Sunny
58°14°
0%

Day: Mostly cloudy until late afternoon, then becoming partly cloudy. Patchy fog in the morning. Highs in the upper 70s. Southwest winds 5 to 10 mph.

Night: Partly cloudy with a chance of rain and thunderstorms. Lows in the mid 60s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.

Midland, MI

Today
Mostly Cloudy
82°/ 62° 28°/ 17°
50%
Tuesday
Cloudy
80°/ 55° 27°/ 13°
0%
Wednesday
Mostly Cloudy
68°/ 45° 20°/ 7°
0%
Thursday
Rain
62°/ 45° 17°/ 7°
60%
Friday
Mostly Cloudy
58°/ 32° 14°/ 0°
0%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
62°17°
0%

Day: Mostly cloudy, then becoming partly cloudy early in the afternoon, then becoming mostly sunny. Patchy fog in the morning. Highs in the lower 80s. Southwest winds 5 to 15 mph with gusts up to 25 mph.

Night: Partly cloudy with a chance of rain and thunderstorms. Lows in the lower 60s. Southwest winds up to 10 mph. Chance of rain 50 percent.

Standish, MI

Today
Partly Cloudy
80°/ 58° 27°/ 14°
50%
Tuesday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Wednesday
Partly Cloudy
65°/ 42° 18°/ 6°
0%
Thursday
Rain Showers
62°/ 45° 17°/ 7°
70%
Friday
Partly Cloudy
58°/ 28° 14°/ -2°
0%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
62°17°
0%

Day: Partly sunny. Highs around 80. Southwest winds 5 to 10 mph with gusts to around 20 mph.

Night: Partly cloudy with a 50 percent chance of light showers and thunderstorms. Lows in the upper 50s. Southwest winds up to 10 mph.

Howell, MI

Today
Mostly Cloudy
78°/ 65° 26°/ 18°
40%
Tuesday
Cloudy
80°/ 58° 27°/ 14°
50%
Wednesday
Rain
68°/ 48° 20°/ 9°
40%
Thursday
Rain
65°/ 48° 18°/ 9°
70%
Friday
Rain
58°/ 32° 14°/ 0°
30%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
58°14°
0%

Day: Mostly cloudy, then becoming partly cloudy early in the afternoon, then becoming mostly sunny. Patchy fog in the morning. Highs in the upper 70s. Southwest winds 5 to 10 mph. Gusts up to 25 mph in the afternoon.

Night: Mostly clear in the evening, then becoming partly cloudy. A chance of rain and thunderstorms. Lows in the mid 60s. Southwest winds 5 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.

Gladwin, MI

Today
Partly Cloudy
82°/ 60° 28°/ 16°
40%
Tuesday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Wednesday
Partly Cloudy
65°/ 42° 18°/ 6°
0%
Thursday
Rain Showers
62°/ 42° 17°/ 6°
70%
Friday
Rain Showers
55°/ 28° 13°/ -2°
40%
Saturday
Sunny
52°/ 30° 11°/ -1°
0%
Sunday
Sunny
62°17°
0%

Day: Partly sunny. Highs in the lower 80s. Southwest winds up to 10 mph with gusts to around 20 mph.

Night: Partly cloudy with a 40 percent chance of light showers and thunderstorms. Lows around 60. Light winds.

Alma, MI

This Morning
Cloudy
55°/ 65° 13°/ 18°
50%
Today
Mostly Cloudy
82°28°
0%
Tuesday
Sunny
80°/ 55° 27°/ 13°
20%
Wednesday
Rain Showers
68°/ 45° 20°/ 7°
20%
Thursday
Rain Showers
65°/ 48° 18°/ 9°
60%
Friday
Rain Showers
58°/ 32° 14°/ 0°
30%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
62°17°
0%

Day: Partly cloudy. Lows in the mid 50s. Southwest winds around 5 mph.

Night: Partly cloudy with a 50 percent chance of showers and thunderstorms. Lows in the mid 60s. Southwest winds 5 to 10 mph with gusts to around 25 mph.

St. Johns, MI

This Morning
Clear
55°/ 65° 13°/ 18°
40%
Today
Mostly Cloudy
82°28°
0%
Tuesday
Sunny
80°/ 55° 27°/ 13°
40%
Wednesday
Rain Showers
68°/ 48° 20°/ 9°
40%
Thursday
Rain Showers
65°/ 48° 18°/ 9°
60%
Friday
Rain Showers
58°/ 32° 14°/ 0°
30%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
62°17°
0%

Day: Mostly clear. Lows in the mid 50s. Southwest winds around 5 mph.

Night: Partly cloudy with a 40 percent chance of showers and thunderstorms. Lows in the mid 60s. Southwest winds 5 to 15 mph with gusts to around 25 mph.

Tawas City, MI

Today
Partly Cloudy
80°/ 58° 27°/ 14°
50%
Tuesday
Partly Cloudy
75°/ 50° 24°/ 10°
0%
Wednesday
Partly Cloudy
65°/ 42° 18°/ 6°
0%
Thursday
Rain Showers
62°/ 42° 17°/ 6°
70%
Friday
Rain Showers
55°/ 30° 13°/ -1°
40%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
60°16°
0%

Day: Partly sunny. Highs around 80. Southwest winds 5 to 10 mph. Gusts up to 20 mph early.

Night: Partly cloudy. Chance of rain showers and slight chance of thunderstorms early, then chance of light showers and thunderstorms after midnight. Lows in the upper 50s. South winds up to 10 mph. Chance of precipitation 50 percent.

West Branch, MI

Today
Partly Cloudy
80°/ 58° 27°/ 14°
50%
Tuesday
Partly Cloudy
75°/ 50° 24°/ 10°
0%
Wednesday
Partly Cloudy
62°/ 40° 17°/ 4°
0%
Thursday
Rain Showers
62°/ 42° 17°/ 6°
70%
Friday
Rain Showers
55°/ 28° 13°/ -2°
40%
Saturday
Sunny
52°/ 30° 11°/ -1°
0%
Sunday
Sunny
60°16°
0%

Day: Partly sunny. Highs around 80. Southwest winds 5 to 10 mph.

Night: Partly cloudy. Chance of rain showers and slight chance of thunderstorms early, then chance of light showers and thunderstorms after midnight. Lows in the upper 50s. Light winds. Chance of precipitation 50 percent.

Lansing, MI

This Morning
Cloudy
55°/ 65° 13°/ 18°
30%
Today
Partly Cloudy
82°28°
0%
Tuesday
Sunny
80°/ 58° 27°/ 14°
50%
Wednesday
Rain Showers
68°/ 48° 20°/ 9°
50%
Thursday
Rain Showers
65°/ 48° 18°/ 9°
70%
Friday
Rain Showers
58°/ 32° 14°/ 0°
30%
Saturday
Sunny
52°/ 32° 11°/ 0°
0%
Sunday
Sunny
58°14°
0%

Day: Partly cloudy. Lows in the mid 50s. Light winds.

Night: Partly cloudy with a 30 percent chance of showers and thunderstorms. Lows in the mid 60s. Southwest winds 5 to 10 mph with gusts to around 25 mph.

Names listed above may include county names.

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