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Observed 7:55 PM MDT at KLAA

Lamar, CO weather

Rainy and 45°7°, rain ~9–10 PM (99%).

Today: low 41°5° (likely 41°5° to 48°9°), high 66°19° (likely 65°18° to 68°20°).

Mostly agree

Now 45°7°

Rain · Feels like 40°4°

Wind
9 mph15 km/h
From the north-northeast. 58–10 mph16 km/h through 8 AM
Dew point
43°6°
Comfortable
Humidity
93%
Air 45°7°, dew point 43°6° · fog or dew likely
UV tomorrow
1Low
Low all day (peak 1)
Air quality
21Good
Main pollutant: PM2.5 (fine particles)
Pressure
30.29 inHg1026 hPa
Rising · +0.08 inHg+2.7 hPa in 3 h

Next 2 hours

Light rain starting around 6:15 AM.

  1. 12:00 AM: dry
  2. 12:15 AM: light rain
  3. 12:30 AM: dry
  4. 12:45 AM: dry
  5. 1:00 AM: dry
  6. 1:15 AM: light rain
  7. 1:30 AM: dry
  8. 1:45 AM: dry

Next 48 hours

27°15° cooler than this time yesterday (72°22° then, 45°7° now)

Good hours for
  • Rain until tomorrow night midnight (100%, 5.3 in134 mm)
  • Low 44°7° tomorrow at 6 AM
  • Above 50°10° tomorrow by 10 AM
  • High 61°16° tomorrow at 5 PM
  • Fog tomorrow night 7–8 PM
  1. TonightNear 47°8° · Rain all night (100%)
  2. Tomorrow morningUp to 54°12° by 11 AM · Rain all morning (90%)
  3. Tomorrow afternoonUp to 61°16° by 5 PM · Rain all afternoon (90%)
  4. Tomorrow nightDown to 49°9° by 5 AM · Rain 6 PM–midnight (70%)
  5. Monday morningUp to 59°15° by 11 AM · Partly cloudy
  6. Monday afternoonUp to 66°19° by 3 PM · Partly cloudy
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 8pRain47°8° (likely 46°8° to 50°10°)42°6°100%, 0.54 in14 mm15 mph24 km/h from NE, gusts 13 mph21 km/h98%99%0
Sat 9pDrizzle47°8° (likely 46°8° to 49°9°)42°6°100%, 0.54 in14 mm10 mph16 km/h from NE, gusts 14 mph22 km/h100%100%0
Sat 10pCloudy48°9° (likely 45°7° to 48°9°)44°7°90%, 0.54 in14 mm10 mph16 km/h from NNE, gusts 12 mph19 km/h100%100%0
Sat 11pRain48°9° (likely 45°7° to 48°9°)44°7°80%, 0.54 in14 mm10 mph16 km/h from NNE, gusts 14 mph23 km/h100%100%0
Sun 12aRain47°8° (likely 45°7° to 48°9°)43°6°80%, 0.15 in3.8 mm10 mph16 km/h from NE, gusts 10 mph16 km/h100%100%0
Sun 1aDrizzle48°9° (likely 45°7° to 48°9°)45°7°70%, 0.15 in3.8 mm5 mph8 km/h from NE, gusts 7 mph11 km/h100%100%0
Sun 2aDrizzle48°9° (likely 45°7° to 48°9°)45°7°60%, 0.15 in3.8 mm5 mph8 km/h from NE, gusts 7 mph11 km/h100%100%0
Sun 3aDrizzle46°8° (likely 46°8° to 48°9°)42°6°70%, 0.15 in3.8 mm5 mph8 km/h from NE, gusts 6 mph10 km/h100%100%0
Sun 4aShowers46°8° (likely 46°8° to 48°9°)43°6°80%, 0.15 in3.8 mm5 mph8 km/h from NE, gusts 7 mph11 km/h100%100%0
Sun 5aDrizzle46°8° (likely 46°8° to 48°9°)43°6°90%, 0.15 in3.8 mm5 mph8 km/h from NE, gusts 6 mph9 km/h100%100%0
Sun 6aRain44°7° (likely 44°7° to 49°9°)41°5°90%, 0.09 in2.3 mm5 mph8 km/h from ENE, gusts 6 mph9 km/h100%98%0
Sun 7aDrizzle46°8° (likely 46°8° to 49°9°)44°7°70%, 0.09 in2.3 mm5 mph8 km/h from E, gusts 7 mph12 km/h100%100%0
Sun 8aDrizzle47°8° (likely 46°8° to 49°9°)45°7°60%, 0.09 in2.3 mm5 mph8 km/h from E, gusts 6 mph10 km/h100%99%0
Sun 9aDrizzle49°9° (likely 47°8° to 50°10°)47°8°50%, 0.09 in2.3 mm5 mph8 km/h from E, gusts 7 mph10 km/h100%99%0
Sun 10aCloudy53°12° (likely 48°9° to 53°12°)53°12°60%, 0.09 in2.3 mm5 mph8 km/h from ENE, gusts 8 mph13 km/h100%98%1
Sun 11aDrizzle54°12° (likely 49°9° to 54°12°)54°12°70%, 0.09 in2.3 mm5 mph8 km/h from E, gusts 6 mph10 km/h96%98%1
Sun 12pCloudy56°13° (likely 50°10° to 56°13°)56°13°70%, 0.14 in3.6 mm5 mph8 km/h from E, gusts 5 mph8 km/h93%98%1
Sun 1pCloudy57°14° (likely 51°11° to 58°14°)57°14°60%, 0.14 in3.6 mm10 mph16 km/h from E, gusts 6 mph9 km/h93%99%1
Sun 2pCloudy59°15° (likely 52°11° to 60°16°)59°15°80%, 0.14 in3.6 mm10 mph16 km/h from E, gusts 7 mph11 km/h87%100%1
Sun 3pCloudy60°16° (likely 53°12° to 60°16°)60°16°90%, 0.14 in3.6 mm10 mph16 km/h from SE, gusts 8 mph12 km/h90%99%1
Sun 4pCloudy60°16° (likely 53°12° to 60°16°)60°16°80%, 0.14 in3.6 mm15 mph24 km/h from SE, gusts 9 mph15 km/h90%99%1
Sun 5pCloudy61°16° (likely 53°12° to 61°16°)61°16°80%, 0.14 in3.6 mm15 mph24 km/h from SE, gusts 11 mph18 km/h87%99%0
Sun 6pCloudy59°15° (likely 53°12° to 59°15°)59°15°70%, 0.14 in3.6 mm15 mph24 km/h from SE, gusts 11 mph17 km/h96%98%0
Sun 7pFog57°14° (likely 53°12° to 58°14°)57°14°60%, 0.14 in3.6 mm15 mph24 km/h from SSE, gusts 11 mph17 km/h96%100%0
Sun 8pCloudy57°14° (likely 54°12° to 59°15°)57°14°60%, 0.14 in3.6 mm20 mph32 km/h from SSE, gusts 10 mph16 km/h96%99%0
Sun 9pCloudy55°13° (likely 54°12° to 59°15°)55°13°60%, 0.14 in3.6 mm20 mph32 km/h from SSE, gusts 11 mph17 km/h100%99%0
Sun 10pCloudy55°13° (likely 54°12° to 59°15°)55°13°60%, 0.14 in3.6 mm20 mph32 km/h from SSE, gusts 13 mph22 km/h100%97%0
Sun 11pRain54°12° (likely 54°12° to 58°14°)54°12°30%, 0.14 in3.6 mm15 mph24 km/h from SSE, gusts 14 mph22 km/h100%96%0
Mon 12aCloudy54°12° (likely 54°12° to 57°14°)54°12°30%, 0.01 in0.3 mm15 mph24 km/h from S, gusts 13 mph20 km/h100%89%0
Mon 1aDrizzle53°12° (likely 53°12° to 57°14°)53°12°20%, 0.01 in0.3 mm15 mph24 km/h from S, gusts 14 mph23 km/h100%83%0
Mon 2aDrizzle53°12° (likely 53°12° to 57°14°)53°12°20%, 0.01 in0.3 mm15 mph24 km/h from S, gusts 13 mph20 km/h100%84%0
Mon 3aPartly cloudy52°11° (likely 52°11° to 56°13°)52°11°5%, 0.01 in0.3 mm15 mph24 km/h from S, gusts 9 mph15 km/h100%70%0
Mon 4aPartly cloudy50°10° (likely 50°10° to 56°13°)45°7°0%, 0.01 in0.3 mm15 mph24 km/h from S, gusts 8 mph13 km/h100%21%0
Mon 5aClear49°9° (likely 49°9° to 55°13°)44°7°0%, 0.01 in0.3 mm10 mph16 km/h from SSW, gusts 7 mph11 km/h100%12%0
Mon 6aPartly cloudy48°9° (likely 48°9° to 54°12°)44°7°0%10 mph16 km/h from SSW, gusts 7 mph12 km/h100%51%0
Mon 7aPartly sunny46°8° (likely 46°8° to 53°12°)41°5°0%10 mph16 km/h from SW, gusts 8 mph13 km/h100%58%0
Mon 8aPartly sunny48°9° (likely 48°9° to 54°12°)44°7°0%10 mph16 km/h from WSW, gusts 5 mph8 km/h100%51%0
Mon 9aPartly sunny51°11° (likely 51°11° to 56°13°)51°11°0%10 mph16 km/h from WSW, gusts 5 mph8 km/h100%49%1
Mon 10aPartly sunny55°13° (likely 54°12° to 58°14°)55°13°0%10 mph16 km/h from W, gusts 7 mph11 km/h86%44%2
Mon 11aMostly sunny59°15° (likely 56°13° to 61°16°)59°15°0%10 mph16 km/h from W, gusts 10 mph15 km/h72%58%4
Mon 12pSunny62°17° (likely 58°14° to 64°18°)62°17°0%10 mph16 km/h from W, gusts 9 mph15 km/h62%38%5
Mon 1pSunny64°18° (likely 59°15° to 66°19°)64°18°0%10 mph16 km/h from W, gusts 7 mph12 km/h54%26%5
Mon 2pSunny65°18° (likely 60°16° to 66°19°)65°18°0%5 mph8 km/h from WNW, gusts 6 mph10 km/h50%52%5
Mon 3pSunny66°19° (likely 61°16° to 66°19°)66°19°0%5 mph8 km/h from WNW, gusts 6 mph9 km/h47%49%4
Mon 4pMostly sunny65°18° (likely 62°17° to 65°18°)65°18°0%5 mph8 km/h from NNW, gusts 6 mph10 km/h48%48%2
Mon 5pMostly sunny63°17° (likely 61°16° to 63°17°)63°17°0%5 mph8 km/h from NE, gusts 6 mph10 km/h54%45%1
Mon 6pMostly clear60°16° (likely 58°14° to 61°16°)60°16°0%5 mph8 km/h from ENE, gusts 8 mph13 km/h62%47%0
Mon 7pMostly clear57°14° (likely 53°12° to 61°16°)57°14°0%5 mph8 km/h from E, gusts 8 mph13 km/h72%40%0

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 24. Rain. High 66°19°, low 41°5°. Typical 66°19° / 32°0°. Rain 0.7 in18 mm, 90% chance. Mostly agree.
    1. Evening

      6 PM–midnight

      Rain, 47°8°

      100% chance · 2.2 in55 mm

    2. Overnight

      midnight–6 AM

      Rain, 46°8°

      90% chance · 0.9 in23 mm

    Official NWS forecast

    Tonight: Showers and thunderstorms. Cloudy, with a low around 41. Northeast wind 5 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    65°18°–68°20°
    Low, likely
    41°5°–48°9°
    Typical high / low
    66°19° / 32°0°
    Wind
    20 mph32 km/h, gusts 37 mph60 km/h
    UV peak
    2
  2. Tomorrow, Oct 25. Thunderstorms. High 61°16°, low 45°7°. Typical 66°19° / 32°0°. Storms 0.51 in13 mm, 90% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Rain, 47°8°

      90% chance · 0.54 in14 mm

    2. Afternoon

      noon–6 PM

      Cloudy, 61°16°

      90% chance · 0.84 in21 mm

    3. Evening

      6 PM–midnight

      Rain, 57°14°

      70% chance · 0.84 in21 mm

    4. Overnight

      midnight–6 AM

      Partly cloudy, 49°9°

      30% chance · 0.06 in1.5 mm

    Official NWS forecast

    Day: Rain showers before 9am, then showers and thunderstorms. Cloudy, with a high near 61. East wind 5 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

    Night: Showers and thunderstorms likely before 1am, then a slight chance of showers and thunderstorms between 1am and 3am. Mostly cloudy, with a low around 45. South wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    54°12°–61°16°
    Low, likely
    45°7°–48°9°
    Typical high / low
    66°19° / 32°0°
    Wind
    15 mph23 km/h, gusts 24 mph38 km/h
    UV peak
    1
  3. Monday, Oct 26. Partly sunny. High 66°19°, low 39°4°. Typical 65°18° / 31°−1°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Partly sunny, 48°9°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 66°19°

      Dry

    3. Evening

      6 PM–midnight

      Partly cloudy, 56°13°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 50°10°

      Dry

    Official NWS forecast

    Day: Mostly sunny, with a high near 66. West wind 5 to 10 mph.

    Night: Partly cloudy, with a low around 39. East southeast wind around 5 mph.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    63°17°–66°19°
    Low, likely
    39°4°–52°11°
    Typical high / low
    65°18° / 31°−1°
    Wind
    15 mph24 km/h, gusts 26 mph42 km/h
    UV peak
    5
  4. Tuesday, Oct 27. Mostly sunny. High 70°21°, low 39°4°. Typical 65°18° / 31°−1°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Sunny, 52°11°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 70°21°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 57°14°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 45°7°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Sunny, with a high near 70. South wind 5 to 10 mph.

    Night: Clear, with a low around 39. South southwest wind around 5 mph.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    67°19°–73°23°
    Low, likely
    39°4°–53°12°
    Typical high / low
    65°18° / 31°−1°
    Wind
    9 mph15 km/h, gusts 25 mph40 km/h
    UV peak
    5
  5. Wednesday, Oct 28. Mostly sunny. High 69°21°, low 38°3°. Typical 64°18° / 30°−1°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Sunny, 47°8°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 70°21°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 56°13°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 45°7°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Sunny, with a high near 69. West southwest wind around 5 mph.

    Night: Mostly clear, with a low around 38. South southeast wind around 5 mph.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    65°18°–74°23°
    Low, likely
    38°3°–50°10°
    Typical high / low
    64°18° / 30°−1°
    Wind
    12 mph19 km/h, gusts 27 mph44 km/h
    UV peak
    5
  6. Thursday, Oct 29. Partly sunny. High 71°22°, low 46°8°. Typical 64°18° / 30°−1°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Cloudy, 46°8°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 67°19°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 58°15°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 52°11°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 71. West southwest wind around 5 mph.

    Night: Mostly cloudy, with a low around 46. South southeast wind 10 to 15 mph.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    66°19°–71°22°
    Low, likely
    39°4°–50°10°
    Typical high / low
    64°18° / 30°−1°
    Wind
    17 mph27 km/h, gusts 28 mph45 km/h
    UV peak
    4
  7. Friday, Oct 30. Mostly cloudy. High 72°22°, low 45°7°. Typical 64°18° / 30°−1°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Partly sunny, 52°11°

      Dry

    2. Afternoon

      noon–6 PM

      Partly sunny, 73°23°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 62°16°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 56°13°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Partly sunny, with a high near 72. South southwest wind 10 to 15 mph.

    Night: Mostly cloudy, with a low around 45. South wind around 15 mph.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    70°21°–75°24°
    Low, likely
    45°7°–56°13°
    Typical high / low
    64°18° / 30°−1°
    Wind
    15 mph24 km/h, gusts 40 mph64 km/h
    UV peak
    4
  8. Saturday, Oct 31. Cloudy. High 69°21°, low 52°11°. Typical 63°17° / 29°−2°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 56°13°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 70°21°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 58°15°

      Dry

    4. 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 69. Southwest wind 10 to 15 mph.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    67°19°–72°22°
    Low, likely
    44°7°–58°14°
    Typical high / low
    63°17° / 29°−2°
    Wind
    17 mph28 km/h, gusts 40 mph64 km/h
    UV peak
    5
  9. Sunday, Nov 1. Cloudy. High 63°17°, low 47°8°. Typical 63°17° / 29°−2°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 51°10°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 62°17°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 56°13°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 49°9°

      Dry

    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
    49°9°–71°22°
    Low, likely
    32°0°–56°13°
    Typical high / low
    63°17° / 29°−2°
    Wind
    22 mph36 km/h, gusts 38 mph62 km/h
    UV peak
    4
  10. Monday, Nov 2. Sunny. High 64°18°, low 44°7°. Typical 62°17° / 28°−2°. Rain 0.23 in5.8 mm, 20% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 52°11°

      20% chance

    2. Afternoon

      noon–6 PM

      Sunny, 65°18°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 53°12°

      Dry

    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
    60°16°–66°19°
    Low, likely
    28°−2°–53°12°
    Typical high / low
    62°17° / 28°−2°
    Wind
    20 mph33 km/h, gusts 34 mph55 km/h
    UV peak
    2

The outlook

  1. Today

    88% chance of rain, high 66°, low 41°.

  2. Tomorrow

    94% chance of rain, high 61°, low 45°, cooling off.

  3. Monday

    Dry, high 66°, low 39°, warming up.

  4. Rest of week

    Mostly dry, highs 63–72°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (PUB) (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

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Arkansas River at Lamar

2.1 mi
Below flood stage
Level
5.8 ft
Flow
71 cfs

Reading from Sat 6 PM · NWS gauge page

John Martin Reservoir at Caddoa

18 mi
Level
3806 ft

Reading from Sat 6:15 PM · 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 22Typical 120

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F
9
h below 17°F
0
h below 5°F
0

47, 17 and 5°F are the test points heat pumps are rated at.

Comfort

Dry air outside (dew point 43°F).

Open the windows?

Mon, 12:00 PM–6:00 PM

Good stretch to open the windows.

Is this typical?

LAMAR · official normals 1991–2020 · records 1893–2026

Oct 24, today vs a typical year

Today’s expected high is about typical for the date.

Normal high / low
66°19° / 32°0°
Forecast high / low
66°19° / 41°5°
Record high
89°32° in 2003
Record low
19°−7° in 1895

Last 7 days vs normal

On average 6°3° warmer than normal (daily mean temperature).

  1. +5°+3°MonOct 19
  2. +6°+3°TueOct 20
  3. —WedOct 21
  4. —ThuOct 22
  5. —FriOct 23
  6. —SatOct 24
  7. —SunOct 25

Lamar weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Sunrise 7:08 AM, sunset 6:00 PM.

Daylight
10 h 52 min
Losing 2 min 16 s a day; shortest Dec 21, 1 h 21 min less
Golden hour
5:24–6:17 PM
Morning 6:51–7:44 AM
Blue hour
6:17–6:27 PM
Morning 6:41–6:51 AM; first light 6:41 AM

Stars tonight? Poor

Clouds most of the night (about 99% cover).

Moon

Waxing gibbous

98% lit · growing

Today
sets 5:26 AM · rises 4:58 PM
Full moon
Oct 25
New moon
Nov 9
Looking west from Lamar. The highest point on the skyline is about 6,800 ft, 44 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

UniColorado Heating & Cooling, a Denver HVAC installer

UniColorado Heating & Cooling installs heat pumps, furnaces and air conditioning across the Front Range. 12,000+ heat pumps installed since 2014.