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Monarch Weather Warning NWS WEATHER ALERT FOR THE MONARCH, MT AREA - FLASH FLOOD WATCH Issued: 1039 AM MDT Fri Sep 18 2026 Monarch Weather Warning

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Monarch, MT Weather - Hour by Hour Forecast

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Monarch, MT Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Lightning Observed. Temperature is 73°F23°C, dew point 51°F10°C, humidity 44%. Wind direction is NE at 8 mph13 km/h with visibility of 10 mi16 km. Barometric pressure is 30.09 in1018 mb.
Tonight - Rain showers likely and chance of thunderstorms in the evening, then rain showers and slight chance of thunderstorms after midnigh.. Full Forecast
Saturday - Rain in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Some thunderstorms May produce .. Full Forecast

Monarch Hourly Weather

24 Hour Forecast Scroll
Fri, Sep 18
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Fri, Sep 18
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Fri, Sep 18
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Fri, Sep 18
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Midnight
Sat, Sep 19
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11:00 am
Sat, Sep 19
Noon
Sat, Sep 19
1:00 pm
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Sat, Sep 19
3:00 pm
Monarch, MT Hourly Weather - Mostly Cloudy - 4:00 PM Monarch, MT Hourly Weather - Cloudy - 5:00 PM Monarch, MT Hourly Weather - Cloudy - 6:00 PM Monarch, MT Hourly Weather - Cloudy - 7:00 PM Monarch, MT Hourly Weather - Cloudy - 8:00 PM Monarch, MT Hourly Weather - Cloudy - 9:00 PM Monarch, MT Hourly Weather - Cloudy - 10:00 PM Monarch, MT Hourly Weather - Cloudy - 11:00 PM Monarch, MT Hourly Weather - Cloudy - 12:00 AM Monarch, MT Hourly Weather - Cloudy - 1:00 AM Monarch, MT Hourly Weather - Cloudy - 2:00 AM Monarch, MT Hourly Weather - Cloudy - 3:00 AM Monarch, MT Hourly Weather - Cloudy - 4:00 AM Monarch, MT Hourly Weather - Cloudy - 5:00 AM Monarch, MT Hourly Weather - Cloudy - 6:00 AM Monarch, MT Hourly Weather - Cloudy - 7:00 AM Monarch, MT Hourly Weather - Cloudy - 8:00 AM Monarch, MT Hourly Weather - Cloudy - 9:00 AM Monarch, MT Hourly Weather - Cloudy - 10:00 AM Monarch, MT Hourly Weather - Cloudy - 11:00 AM Monarch, MT Hourly Weather - Cloudy - 12:00 PM Monarch, MT Hourly Weather - Cloudy - 1:00 PM Monarch, MT Hourly Weather - Cloudy - 2:00 PM Monarch, MT Hourly Weather - Cloudy - 3:00 PM
Mostly Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
72°F22°C 71°F22°C 71°F22°C 68°F20°C 64°F18°C 61°F16°C 60°F16°C 60°F16°C 59°F15°C 58°F14°C 57°F14°C 56°F13°C 55°F13°C 55°F13°C 54°F12°C 54°F12°C 54°F12°C 54°F12°C 55°F13°C 57°F14°C 58°F14°C 59°F15°C 59°F15°C 60°F16°C
- - - Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain - - -
7% 7% 7% 29% 29% 29% 29% 29% 29% 33% 33% 33% 33% 33% 33% 37% 37% 37% 37% 37% 37% 17% 17% 17%
48°F9°C 48°F9°C 48°F9°C 49°F9°C 49°F9°C 50°F10°C 50°F10°C 50°F10°C 50°F10°C 50°F10°C 51°F11°C 51°F11°C 51°F11°C 50°F10°C 50°F10°C 50°F10°C 51°F11°C 51°F11°C 51°F11°C 51°F11°C 51°F11°C 50°F10°C 50°F10°C 49°F9°C
43% 44% 44% 51% 58% 67% 70% 70% 72% 75% 80% 83% 86% 83% 86% 86% 90% 90% 86% 80% 77% 72% 72% 67%
NNE NE NE NE NE NE SE SW NNW NNW NNW NNW NNW N N SSW SE NE NE NNE NNE ENE ESE SSE
6 mph 8 mph 8 mph 8 mph 5 mph 5 mph 5 mph 4 mph 4 mph 4 mph 5 mph 5 mph 5 mph 4 mph 4 mph 4 mph 3 mph 3 mph 3 mph 5 mph 5 mph 5 mph 5 mph 5 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (MDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KGFA model statistics.

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Prob Precip % = Probability of Precipitation.

Monarch 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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