North Platte River below Guernsey Reservoir
1.2 mi- Level
- 1.4 ft
- Flow
- 16 cfs
Reading from Sat 11:15 AM · NWS gauge page
Observed 12:55 PM MDT at KTOR
Guernsey, WY weather
Sunny and 48°9°, 8°4° colder than a typical Oct 24.
Today: low 37°3° (likely 36°2° to 38°3°), high 52°11° (likely 51°11° to 57°14°).
Now 48°9°
Sunny · Feels like 43°6°
- Feels like
- 43°6°
- Wind chill from 13 mph20 km/h wind · air 48°9°
- Wind
- 13 mph20 km/h
- From the north. 58–13 mph20 km/h through 1 AM
- Dew point
- 21°−6°
- Dry, static shocks likely
- UV index
- 4Moderate
- Moderate until 3 PM
- Pressure
- 30.37 inHg1028 hPa
- Falling · −0.06 inHg−1.9 hPa in 3 h
Next 2 hours
No precipitation expected in the next 2 hours.
From forecast models
Next 48 hours
Good hours for
This afternoonUp to 52°11° by 5 PM · Partly cloudy
TonightDown to 38°3° by 4 AM · rain chance 10% · Mostly cloudy
Tomorrow morningUp to 44°7° by 11 AM · rain chance 10% · Mostly cloudy
Tomorrow afternoonNear 48°9° · rain chance 10% · Mostly cloudy
Tomorrow nightDown to 36°2° by 5 AM · Rain 8 PM–6 AM (60%)
Monday morningUp to 42°6° by 11 AM · Rain all morning (50%)
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 1p | Sunny | 47°8° (likely 46°8° to 49°9°) | 42°6° | 0% | 10 mph16 km/h from N, gusts 13 mph20 km/h | 47% | 26% | 4 |
| Sat 2p | Partly sunny | 49°9° (likely 48°9° to 51°11°) | 46°8° | 0% | 10 mph16 km/h from NNE, gusts 10 mph16 km/h | 40% | 26% | 3 |
| Sat 3p | Partly sunny | 50°10° (likely 49°9° to 53°12°) | 48°9° | 0% | 5 mph8 km/h from NNE, gusts 8 mph13 km/h | 36% | 71% | 2 |
| Sat 4p | Partly sunny | 51°11° (likely 50°10° to 53°12°) | 51°11° | 0% | 5 mph8 km/h from NE, gusts 9 mph14 km/h | 33% | 36% | 1 |
| Sat 5p | Cloudy | 52°11° (likely 49°9° to 52°11°) | 52°11° | 0% | 5 mph8 km/h from E, gusts 11 mph17 km/h | 32% | 62% | 0 |
| Sat 6p | Cloudy | 50°10° (likely 46°8° to 50°10°) | 47°8° | 10% | 5 mph8 km/h from E, gusts 13 mph21 km/h | 36% | 64% | 0 |
| Sat 7p | Cloudy | 47°8° (likely 44°7° to 47°8°) | 44°7° | 10% | 5 mph8 km/h from E, gusts 12 mph19 km/h | 45% | 66% | 0 |
| Sat 8p | Cloudy | 46°8° (likely 42°6° to 46°8°) | 42°6° | 10% | 10 mph16 km/h from E, gusts 14 mph22 km/h | 49% | 73% | 0 |
| Sat 9p | Cloudy | 44°7° (likely 42°6° to 44°7°) | 39°4° | 10% | 10 mph16 km/h from E, gusts 14 mph22 km/h | 55% | 77% | 0 |
| Sat 10p | Cloudy | 43°6° (likely 41°5° to 45°7°) | 38°3° | 10% | 10 mph16 km/h from E, gusts 17 mph27 km/h | 55% | 74% | 0 |
| Sat 11p | Cloudy | 42°6° (likely 40°4° to 45°7°) | 36°2° | 10% | 10 mph16 km/h from E, gusts 17 mph27 km/h | 57% | 71% | 0 |
| Sun 12a | Mostly cloudy | 42°6° (likely 39°4° to 44°7°) | 36°2° | 5% | 10 mph16 km/h from E, gusts 14 mph23 km/h | 57% | 56% | 0 |
| Sun 1a | Cloudy | 41°5° (likely 39°4° to 43°6°) | 35°2° | 5% | 10 mph16 km/h from E, gusts 15 mph24 km/h | 59% | 79% | 0 |
| Sun 2a | Mostly cloudy | 40°4° (likely 38°3° to 42°6°) | 33°1° | 5% | 10 mph16 km/h from E, gusts 15 mph25 km/h | 62% | 75% | 0 |
| Sun 3a | Cloudy | 40°4° (likely 38°3° to 41°5°) | 33°1° | 5% | 10 mph16 km/h from E, gusts 15 mph24 km/h | 64% | 76% | 0 |
| Sun 4a | Mostly cloudy | 38°3° (likely 38°3° to 41°5°) | 31°−1° | 5% | 10 mph16 km/h from ESE, gusts 14 mph23 km/h | 76% | 68% | 0 |
| Sun 5a | Mostly cloudy | 38°3° (likely 38°3° to 41°5°) | 31°−1° | 5% | 10 mph16 km/h from ESE, gusts 15 mph24 km/h | 79% | 73% | 0 |
| Sun 6a | Cloudy | 38°3° (likely 38°3° to 44°7°) | 31°−1° | 10% | 10 mph16 km/h from ESE, gusts 16 mph25 km/h | 82% | 72% | 0 |
| Sun 7a | Mostly cloudy | 37°3° (likely 37°3° to 42°6°) | 30°−1° | 10% | 10 mph16 km/h from ESE, gusts 15 mph24 km/h | 85% | 64% | 0 |
| Sun 8a | Mostly sunny | 38°3° (likely 38°3° to 42°6°) | 31°−1° | 10% | 10 mph16 km/h from ESE, gusts 16 mph26 km/h | 85% | 33% | 0 |
| Sun 9a | Cloudy | 40°4° (likely 40°4° to 45°7°) | 33°1° | 10% | 10 mph16 km/h from ESE, gusts 17 mph27 km/h | 85% | 40% | 1 |
| Sun 10a | Cloudy | 42°6° (likely 42°6° to 47°8°) | 36°2° | 10% | 10 mph16 km/h from ESE, gusts 17 mph27 km/h | 82% | 82% | 2 |
| Sun 11a | Cloudy | 44°7° (likely 44°7° to 49°9°) | 38°3° | 10% | 10 mph16 km/h from ESE, gusts 16 mph25 km/h | 79% | 92% | 3 |
| Sun 12p | Cloudy | 46°8° (likely 46°8° to 52°11°) | 41°5° | 10% | 10 mph16 km/h from ESE, gusts 15 mph23 km/h | 76% | 98% | 4 |
| Sun 1p | Cloudy | 47°8° (likely 47°8° to 54°12°) | 42°6° | 10% | 10 mph16 km/h from E, gusts 15 mph24 km/h | 74% | 97% | 4 |
| Sun 2p | Cloudy | 49°9° (likely 49°9° to 55°13°) | 45°7° | 10% | 10 mph16 km/h from E, gusts 14 mph23 km/h | 66% | 82% | 3 |
| Sun 3p | Cloudy | 49°9° (likely 49°9° to 56°13°) | 45°7° | 10% | 10 mph16 km/h from E, gusts 14 mph23 km/h | 66% | 64% | 2 |
| Sun 4p | Cloudy | 49°9° (likely 49°9° to 55°13°) | 45°7° | 10% | 10 mph16 km/h from E, gusts 15 mph25 km/h | 66% | 80% | 1 |
| Sun 5p | Cloudy | 49°9° (likely 48°9° to 53°12°) | 45°7° | 10% | 10 mph16 km/h from E, gusts 15 mph25 km/h | 66% | 65% | 1 |
| Sun 6p | Cloudy | 48°9° (likely 46°8° to 51°11°) | 43°6° | 10%, 0.02 in0.5 mm | 10 mph16 km/h from E, gusts 15 mph24 km/h | 68% | 77% | 0 |
| Sun 7p | Cloudy | 46°8° (likely 44°7° to 50°10°) | 41°5° | 20%, 0.02 in0.5 mm | 10 mph16 km/h from E, gusts 19 mph30 km/h | 73% | 87% | 0 |
| Sun 8p | Cloudy | 44°7° (likely 43°6° to 48°9°) | 38°3° | 30%, 0.02 in0.5 mm | 10 mph16 km/h from E, gusts 20 mph32 km/h | 82% | 94% | 0 |
| Sun 9p | Cloudy | 43°6° (likely 42°6° to 46°8°) | 37°3° | 30%, 0.02 in0.5 mm | 10 mph16 km/h from E, gusts 20 mph32 km/h | 86% | 100% | 0 |
| Sun 10p | Cloudy | 42°6° (likely 41°5° to 45°7°) | 36°2° | 30%, 0.02 in0.5 mm | 10 mph16 km/h from E, gusts 20 mph32 km/h | 89% | 100% | 0 |
| Sun 11p | Cloudy | 42°6° (likely 41°5° to 44°7°) | 36°2° | 30%, 0.02 in0.5 mm | 10 mph16 km/h from E, gusts 18 mph29 km/h | 89% | 100% | 0 |
| Mon 12a | Showers | 41°5° (likely 40°4° to 43°6°) | 35°2° | 60%, 0.15 in3.8 mm | 10 mph16 km/h from E, gusts 16 mph26 km/h | 93% | 97% | 0 |
| Mon 1a | Drizzle | 40°4° (likely 40°4° to 43°6°) | 34°1° | 60%, 0.15 in3.8 mm | 10 mph16 km/h from E, gusts 14 mph22 km/h | 96% | 100% | 0 |
| Mon 2a | Showers | 39°4° (likely 39°4° to 43°6°) | 33°1° | 60%, 0.15 in3.8 mm | 10 mph16 km/h from E, gusts 12 mph19 km/h | 100% | 100% | 0 |
| Mon 3a | Showers | 38°3° (likely 38°3° to 42°6°) | 32°0° | 60%, 0.15 in3.8 mm | 10 mph16 km/h from E, gusts 9 mph15 km/h | 100% | 100% | 0 |
| Mon 4a | Showers | 37°3° (likely 37°3° to 42°6°) | 31°−1° | 60%, 0.15 in3.8 mm | 10 mph16 km/h from E, gusts 10 mph15 km/h | 100% | 100% | 0 |
| Mon 5a | Rain | 36°2° (likely 36°2° to 41°5°) | 30°−1° | 60%, 0.15 in3.8 mm | 5 mph8 km/h from E, gusts 9 mph14 km/h | 100% | 100% | 0 |
| Mon 6a | Showers | 37°3° (likely 37°3° to 41°5°) | 32°0° | 50%, 0.08 in2 mm | 5 mph8 km/h from E, gusts 8 mph13 km/h | 100% | 100% | 0 |
| Mon 7a | Drizzle | 37°3° (likely 37°3° to 41°5°) | 32°0° | 50%, 0.08 in2 mm | 5 mph8 km/h from E, gusts 7 mph11 km/h | 100% | 100% | 0 |
| Mon 8a | Drizzle | 38°3° (likely 36°2° to 41°5°) | 34°1° | 50%, 0.08 in2 mm | 5 mph8 km/h from E, gusts 5 mph8 km/h | 100% | 100% | 0 |
| Mon 9a | Snow | 38°3° (likely 37°3° to 41°5°) | 34°1° | 50%, 0.08 in2 mm | 5 mph8 km/h from E, gusts 5 mph9 km/h | 100% | 100% | 0 |
| Mon 10a | Drizzle | 40°4° (likely 38°3° to 41°5°) | 37°3° | 50%, 0.08 in2 mm | 5 mph8 km/h from E, gusts 6 mph9 km/h | 96% | 100% | 0 |
| Mon 11a | Drizzle | 42°6° (likely 39°4° to 42°6°) | 39°4° | 50%, 0.08 in2 mm | 5 mph8 km/h from ESE, gusts 6 mph9 km/h | 93% | 98% | 0 |
| Mon 12p | Mostly cloudy | 44°7° (likely 41°5° to 44°7°) | 41°5° | 10% | 5 mph8 km/h from ESE, gusts 6 mph10 km/h | 86% | 93% | 1 |
Days ahead
Shaded: typical range for these dates (1991–2020)
Today, Oct 24. Cloudy. High 52°11°, low 37°3°. Typical 60°16° / 29°−2°. Dry. Mostly agree.
Afternoon
noon–6 PM
Partly sunny, 52°11°Dry
Evening
6 PM–midnight
Cloudy, 46°8°Dry
Overnight
midnight–6 AM
Cloudy, 38°3°Dry
Official NWS forecast
Today: Mostly sunny, with a high near 52. Northeast wind 5 to 10 mph.
Tonight: Mostly cloudy, with a low around 37. East southeast wind 5 to 10 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 51°11°–57°14°
- Low, likely
- 36°2°–38°3°
- Typical high / low
- 60°16° / 29°−2°
- Wind
- 23 mph37 km/h, gusts 38 mph61 km/h
- UV peak
- 4
Tomorrow, Oct 25. Cloudy. High 49°9°, low 36°2°. Typical 59°15° / 28°−2°. Dry. Forecasts differ.
Morning
6 AM–noon
Cloudy, 38°3°Dry
Afternoon
noon–6 PM
Cloudy, 49°9°Dry
Evening
6 PM–midnight
Cloudy, 44°7°30% chance · 0.12 in3 mm
Overnight
midnight–6 AM
Rain, 36°2°60% chance · 0.9 in23 mm
Official NWS forecast
Day: Cloudy, with a high near 49. East wind around 10 mph.
Night: Rain showers likely after 7pm. Cloudy, with a low around 36. East wind 5 to 10 mph. Chance of precipitation is 60%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 49°9°–56°13°
- Low, likely
- 36°2°–41°5°
- Typical high / low
- 59°15° / 28°−2°
- Wind
- 16 mph25 km/h, gusts 23 mph37 km/h
- UV peak
- 4
Monday, Oct 26. Snow. High 50°10°, low 33°1°. Typical 59°15° / 28°−2°. Snow 0.21 in5.3 mm, 50% chance. Forecasts agree.
Morning
6 AM–noon
Snow, 38°3°50% chance · 0.48 in12 mm
Afternoon
noon–6 PM
Partly sunny, 47°8°Dry
Evening
6 PM–midnight
Clear, 39°4°Dry
Overnight
midnight–6 AM
Clear, 35°2°Dry
Official NWS forecast
Day: A chance of rain showers before 9am, then a chance of rain and snow showers between 9am and noon. Mostly cloudy, with a high near 50. East wind around 5 mph. Chance of precipitation is 50%.
Night: Partly cloudy, with a low around 33.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 46°8°–50°10°
- Low, likely
- 32°0°–38°3°
- Typical high / low
- 59°15° / 28°−2°
- Wind
- 13 mph22 km/h, gusts 21 mph34 km/h
- UV peak
- 3
Tuesday, Oct 27. Mostly sunny. High 63°17°, low 36°2°. Typical 59°15° / 28°−2°. Dry. Mostly agree.
Morning
6 AM–noon
Mostly sunny, 38°3°Dry
Afternoon
noon–6 PM
Sunny, 60°16°Dry
Evening
6 PM–midnight
Clear, 48°9°Dry
Overnight
midnight–6 AM
Cloudy, 37°3°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 63.
Night: Mostly clear, with a low around 36.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 59°15°–63°17°
- Low, likely
- 30°−1°–38°3°
- Typical high / low
- 59°15° / 28°−2°
- Wind
- 28 mph45 km/h, gusts 45 mph73 km/h
- UV peak
- 4
Wednesday, Oct 28. Mostly sunny. High 66°19°, low 38°3°. Typical 58°14° / 27°−3°. Dry. Forecasts agree.
Morning
6 AM–noon
Cloudy, 39°4°Dry
Afternoon
noon–6 PM
Sunny, 64°18°Dry
Evening
6 PM–midnight
Clear, 50°10°Dry
Overnight
midnight–6 AM
Clear, 37°3°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 66.
Night: Partly cloudy, with a low around 38.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 63°17°–66°19°
- Low, likely
- 32°0°–42°6°
- Typical high / low
- 58°14° / 27°−3°
- Wind
- 18 mph28 km/h, gusts 36 mph58 km/h
- UV peak
- 3
Thursday, Oct 29. Cloudy. High 68°20°, low 41°5°. Typical 58°14° / 27°−3°. Dry. Forecasts agree.
Morning
6 AM–noon
Sunny, 38°3°Dry
Afternoon
noon–6 PM
Partly sunny, 66°19°Dry
Evening
6 PM–midnight
Cloudy, 53°11°Dry
Overnight
midnight–6 AM
Cloudy, 42°5°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 68.
Night: Mostly cloudy, with a low around 41.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 65°18°–68°20°
- Low, likely
- 30°−1°–43°6°
- Typical high / low
- 58°14° / 27°−3°
- Wind
- 16 mph25 km/h, gusts 33 mph53 km/h
- UV peak
- 4
Friday, Oct 30. Cloudy. High 67°19°, low 41°5°. Typical 57°14° / 27°−3°. Dry. Forecasts differ.
Morning
6 AM–noon
Cloudy, 44°7°Dry
Afternoon
noon–6 PM
Cloudy, 65°18°Dry
Evening
6 PM–midnight
Cloudy, 56°13°Dry
Overnight
midnight–6 AM
Partly cloudy, 43°6°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 67.
Night: Mostly cloudy, with a low around 41.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 61°16°–69°21°
- Low, likely
- 37°3°–46°8°
- Typical high / low
- 57°14° / 27°−3°
- Wind
- 14 mph23 km/h, gusts 27 mph44 km/h
- UV peak
- 4
Saturday, Oct 31. Drizzle. High 56°13°, low 40°4°. Typical 57°14° / 26°−3°. Rain 0.05 in1.3 mm, 20% chance. Forecasts differ.
Morning
6 AM–noon
Cloudy, 45°7°Dry
Afternoon
noon–6 PM
Partly sunny, 58°15°Dry
Evening
6 PM–midnight
Drizzle, 49°10°Dry
Overnight
midnight–6 AM
Cloudy, 42°6°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
- 51°11°–64°18°
- Low, likely
- 33°1°–50°10°
- Typical high / low
- 57°14° / 26°−3°
- Wind
- 21 mph34 km/h, gusts 31 mph50 km/h
- UV peak
- 4
Sunday, Nov 1. Drizzle. High 53°12°, low 39°4°. Typical 56°13° / 26°−3°. Rain 0.05 in1.3 mm, 20% chance. Mostly agree.
Morning
6 AM–noon
Sunny, 42°5°Dry
Afternoon
noon–6 PM
Sunny, 54°12°Dry
Evening
6 PM–midnight
Clear, 46°8°Dry
Overnight
midnight–6 AM
Clear, 39°4°20% chance · 0.02 in0.5 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
- 50°10°–56°13°
- Low, likely
- 34°1°–47°8°
- Typical high / low
- 56°13° / 26°−3°
- Wind
- 28 mph44 km/h, gusts 38 mph61 km/h
- UV peak
- 4
Monday, Nov 2. Cloudy. High 57°14°, low 37°3°. Typical 56°13° / 26°−3°. Rain 0.25 in6.4 mm, 30% chance. Forecasts differ.
Morning
6 AM–noon
Sunny, 44°7°30% chance · 0.27 in6.9 mm
Afternoon
noon–6 PM
Partly sunny, 58°14°20% chance
Evening
6 PM–midnight
Cloudy, 51°10°20% 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
- 52°11°–66°19°
- Low, likely
- 32°0°–44°7°
- Typical high / low
- 56°13° / 26°−3°
- Wind
- 19 mph31 km/h, gusts 35 mph57 km/h
- UV peak
- 4
The outlook
Today
Dry, high 52°, low 37°.
Tomorrow
Dry, high 49°, low 36°, cooling off.
Monday
51% chance of snow, high 50°, low 33°.
Rest of week
Mostly dry, highs 53–68°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (CYS) (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
North Platte River at Guernsey Reservoir
2.0 mi- Level
- 4397 ft
Reading from Sat 11:15 AM · NWS gauge page
North Platte River below Whalen Dam
6.2 mi- Level
- 4.5 ft
- Flow
- 21 cfs
Reading from Sat 11 AM · NWS gauge page
Laramie River Grayrocks Reservoir Outflow
6.2 mi- Level
- 1.1 ft
- Flow
- 16 cfs
Reading from Sat 11 AM · NWS gauge page
For your home
What this week’s weather means for heating, cooling, pipes and fresh air.
Heating this week
About 72% less heating than a typical week.
This week 43Typical 153
Heating degree days, base 65°F
Heat-pump hours, next 7 days
- h below 47°F
- 37
- 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 19 hours are near freezing and damp, when outdoor units defrost more often.
Comfort
Dry air outside (dew point 21°F).
Open the windows?
No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.
Is this typical?
Whalen Dam (usbr) · official normals 1991–2020 · records 1949–2026
Oct 24, today vs a typical year
Today’s expected high is 8°4° colder than typical.
- Normal high / low
- 60°16° / 29°−2°
- Forecast high / low
- 52°11° / 37°3°
- Record high
- 81°27° in 2014
- Record low
- 4°−16° in 1976
Last 7 days vs normal
- —SunOct 18
- —MonOct 19
- —TueOct 20
- —WedOct 21
- —ThuOct 22
- —FriOct 23
- —SatOct 24
Guernsey weather by month: normals, records, snow and freeze dates
Sun & moon
Sun
Sunrise 7:22 AM, sunset 6:03 PM.
- Daylight
- 10 h 41 min
- Losing 2 min 35 s a day; shortest Dec 21, 1 h 35 min less
- Golden hour
- 5:24–6:20 PM
- Morning 7:04–8:01 AM
- Blue hour
- 6:20–6:31 PM
- Morning 6:53–7:04 AM; first light 6:53 AM
Stars tonight? Poor
Clouds most of the night (about 71% cover).
Moon
Waxing gibbous
97% lit · growing
- Today
- sets 5:38 AM · rises 5:02 PM
- Full moon
- Oct 25
- New moon
- Nov 9
