JOHN MARTIN RESERVOIR, CO 81044 Weather Forecast & Current Conditions

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LAMAR, CO
Current Weather

1:05 PM MDT JUL 15, 2025
Clear
97°F
Feels Like: 95°F
Dewpoint: 54°F
Rel. Hum.: 24%
Visibility: 10 miles
Wind: S at 5 mph
Pressure: 29.89 inches
Last 72 hours

Local Area Snow Depth

Colorado Current Weather

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(Automated weather data from NWS/FAA)
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JOHN MARTIN RESERVOIR, CO 81044
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear. Lows in the lower to mid 60s. Northwest winds 10 to 15 mph.
WEDNESDAY
Mostly sunny. A 20 percent chance of thunderstorms in the afternoon. Highs near 90. Northeast winds 10 to 15 mph.
WEDNESDAY NIGHT
Cloudy. Periods of showers and chance of thunderstorms until midnight, then chance of showers and slight chance of thunderstorms after midnight. Lows near 60. Northeast winds 10 to 15 mph. Chance of precipitation 90 percent.
THURSDAY
Mostly cloudy. A 30 percent chance of thunderstorms in the afternoon. Highs 78 to 83. East winds 10 to 15 mph.
THURSDAY NIGHT
Cloudy. Showers likely and chance of thunderstorms until midnight, then slight chance of thunderstorms after midnight. Lows in the lower to mid 60s. Southeast winds 10 to 15 mph. Chance of precipitation 60 percent.
FRIDAY
Partly sunny. Highs in the lower to mid 90s.
FRIDAY NIGHT
Partly cloudy with a 10 percent chance of thunderstorms. Lows in the lower to mid 60s.
SATURDAY
Sunny. Highs in the lower to mid 90s.
SATURDAY NIGHT
Mostly cloudy with a 40 percent chance of thunderstorms. Lows in the lower to mid 60s.
SUNDAY AND SUNDAY NIGHT
Partly cloudy. Highs in the lower to mid 90s. Lows in the lower to mid 60s.
MONDAY
Sunny. Highs in the mid to upper 90s.
MONDAY NIGHT
Partly cloudy with a 10 percent chance of thunderstorms. Lows in the mid 60s.
TUESDAY
Sunny. Highs in the mid to upper 90s.

Visible Weather Satellite
JOHN MARTIN RESERVOIR, CO 81044
Infrared Weather Satellite
JOHN MARTIN RESERVOIR, CO 81044
NEXRAD Weather Radar
JOHN MARTIN RESERVOIR, CO 81044

LAMAR, CO 3 hourly weather forecast

weather forecast created  6:00 PM MDT  7/15/2025
Wednesday
16 JUL 2025
JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 1, 0 hours 12 AM 56° 56° Mostly Cloudy 2%

0% Thunder
( 0% severe)
SW   2 66% 45°
Low 47° JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 1, 3 hours 3 AM 50° 49° Mostly Cloudy SE   3 74% 42°
High 72° JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 1, 6 hours 6 AM 48° 47° Mostly Cloudy 2%

0% Thunder
( 0% severe)
SSE   3 80% 42°

Mostly Cloudy



JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 1, 9 hours 9 AM 50° 50° Mostly Cloudy S   2 80% 44°
JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 1, 12 hours 12 PM 58° 58° Mostly Cloudy 2%

0% Thunder
( 0% severe)
SW   3 64% 46°
JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 1, 15 hours 3 PM 65° 65° Mostly Cloudy S   7 48% 45°
JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 1, 18 hours 6 PM 68° 68° Partly Cloudy 5%

0% Thunder
( 1% severe)
S   10 44% 45°
JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 1, 21 hours 9 PM 65° 65° Partly Cloudy S   10 48% 45°
Thursday
17 JUL 2025
JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 2, 0 hours 12 AM 58° 56° Mostly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 0% severe)
S   9 64% 46°
Low 47° JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 2, 3 hours 3 AM 52° 49° Mostly Cloudy S   8 77% 45°
High 69° JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 2, 6 hours 6 AM 49° 47° Mostly Cloudy 21%
RAIN
<.01 in
0% Thunder
( 0% severe)
S   6 83% 44°

Mostly Cloudy

Chance of Rain

JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 2, 9 hours 9 AM 49° 47° Mostly Cloudy SSW   6 89% 46°
JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 2, 12 hours 12 PM 55° 54° Mostly Cloudy 10%
RAIN
<.01 in
0% Thunder
( 0% severe)
SW   5 74% 47°
JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 2, 15 hours 3 PM 61° 61° Partly Cloudy WSW   5 62% 48°
JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 2, 18 hours 6 PM 64° 65° Partly Cloudy 9%

0% Thunder
( 1% severe)
SW   5 54% 47°
JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 2, 21 hours 9 PM 64° 65° Partly Cloudy SSW   3 54% 47°

LAMAR, CO extended weather forecast

BAD DAY
BAD DATE
BAD DAY
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Low 59° Low 62° Low 65° Low 64° Low 63°
High 80° High 95° High 96° High 94° High 95°
JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 3 JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 4 JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 5 JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 6 JOHN MARTIN RESERVOIR, CO 81044 weather forecast Day 7
Overcast
74% Rain
Mostly Cloudy
36% Rain
Partly Cloudy
21% Rain
Partly Cloudy
40% Rain
Partly Cloudy
27% Rain
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