Guernsey Dam NrGURW4
At a dam/3.7 mi away/4,495 ft/191 ft below here
temp, wind, gust, humidity, pressure
Alert. A Freeze Warning is in force for Hartville until 9 AM today. Read the alert in full, and see what it means in the Field Book. Tomorrow is 15 degrees warmer: a high of 76° after 61° today.
Now. Hartville is 34° and clear at 2 AM. With the wind it feels like 27°. The dew point is 23°, so the air feels dry and comfortable. Gentle breeze from the northwest at 10 mph.
Today and tonight. It warms to about 61° by 4 PM. Tonight falls to about 36° by 6 AM, under a mostly clear sky. Frost can form on the ground in sheltered spots. No rain is expected for the rest of the day.
The week. The warmest day ahead is tomorrow, near 76°, and the coolest Sunday, near 71°. The days ahead look dry. Frost is possible tomorrow morning, a low of 33°.
The sky tonight. The sun sets at 6:16 PM. The Moon is a waxing crescent, 34% lit, and sets at 10:07 PM. The next full Moon is Sunday, Oct 25. After dark, look for Saturn, bright in the east-southeast. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 4 minutes long, 3 minutes shorter than yesterday.
As of 2:00 AM in Hartville, Wyoming.
Air quality
Index 27, good, led by ozone. Read at 2 AM from its reporting area, Douglas (WY), 44 miles off.
Yesterday measured 4, good.
No smoke near the ground through Sat 6 PM.
Precipitation
0.64 in in the last 24 hours, 0.97 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 10 miles or more through Sat 6 PM.
F
Now, today, and the week
On the radar over Hartville, WyomingReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture
The 6 instruments nearest Hartville, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.8 miles away.
measured now4 instruments
Guernsey Dam NrGURW4
At a dam/3.7 mi away/4,495 ft/191 ft below here
temp, wind, gust, humidity, pressure
GuernseyGUR
At an airfield/4.7 mi away/4,364 ft/322 ft below here
temp, wind, gust, visibility, precip, pressure
ColemanWY1
Beside a road/16.4 mi away/5,019 ft/333 ft above here
temp, pavement temp, wind, visibility, precip
Torrington #1S2018
At a soil climate station/35.3 mi away/4,280 ft/406 ft below here
temp, humidity, soil temp, soil moisture
measured daily2 instruments
Guernsey DamGUEW4
At a dam/2.8 mi away/4,408 ft/278 ft below here
snowfall, snow depth, precip, high, low
Guernsey 0.2 ENEWY-PT-55
In a volunteer observer's own ground/4.2 mi away/4,351 ft/335 ft below here
precip, snowfall, snow depth
Station report
The nearest airport reporting now, 4.7 mi from Hartville, Wyoming. From its report of Oct 16, 2026, 1:55 AM local time: 3 of its 6 sheets.
No cloud below 12,000 ft; visibility 10 mi or more.
35.0 F with a dew point of 23.0 F, 61 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,700 ft up.
From the west (270 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale.
The full report of Guernsey, in 6 sheets, each beside the Field Book plates that explain it
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Snow on the ground
20 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.