Expires:202512281900;;371125
FPUS55 KCYS 281143
ZFPCYS

Zone Forecast Product for Southeast Wyoming and Western Nebraska Panhandle
National Weather Service Cheyenne WY
442 AM MST Sun Dec 28 2025


NEZ095-281900-
Northern Sioux County-
Including the city of Harrison
442 AM MST Sun Dec 28 2025

.TODAY...Mostly cloudy, then becoming mostly sunny this morning,
then becoming sunny. A slight chance of snow late. Very windy and
much colder with highs around 20. Northwest winds 25 to 35 mph
with gusts up to 50 mph. Chance of snow 20 percent. Wind chill
values as low as 25 below. 
.TONIGHT...Mostly clear and blustery, cold with lows around
5 above. Northwest winds 15 to 25 mph. Gusts up to 45 mph in the
evening. Wind chill values as low as 13 below. 
.MONDAY...Sunny. Not as cool with highs around 40. West winds
10 to 15 mph. Wind chill values as low as 7 below in the morning.
.MONDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Not as cold with lows around 20. West winds 10 to 15 mph
with gusts up to 25 mph. 
.TUESDAY...Partly sunny. Highs in the mid 40s. Northwest winds
10 to 15 mph with gusts up to 30 mph. 
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Cold with lows in the lower 20s. 
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs in the lower
50s. Lows in the mid 20s. 
.NEW YEARS DAY...Mostly sunny. Highs in the mid 50s. 
.THURSDAY NIGHT...Mostly cloudy. Cold with lows in the upper 20s.
.FRIDAY...Mostly sunny. Highs in the mid 50s. 
.FRIDAY NIGHT...Mostly cloudy. Cold with lows in the mid 20s. 
.SATURDAY...Mostly sunny. Cooler with highs in the mid 40s.
Temperature falling to around 40 in the afternoon. 

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