403
FPUS55 KCYS 180633
ZFPCYS
ZONE FORECAST PRODUCT FOR SOUTHEAST WYOMING AND WESTERN NEBRASKA PANHANDLE
NATIONAL WEATHER SERVICE CHEYENNE WY
1232 AM MDT MON MAY 18 2026
WYZ118-181400-
CENTRAL LARAMIE COUNTY-
INCLUDING THE CITY OF CHEYENNE
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
RAIN AND SNOW SHOWERS. SNOW ACCUMULATION
AROUND AN INCH. COLDER. NEAR STEADY TEMPERATURE IN THE UPPER 30S.
NORTHEAST WINDS AROUND 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
MONDAY
SNOW SHOWERS. RAIN SHOWERS IN THE MORNING, THEN A
SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
ADDITIONAL SNOW ACCUMULATION OF 1 TO 3 INCHES. TOTAL SNOW
ACCUMULATION AROUND 5 INCHES. MUCH COOLER WITH HIGHS IN THE MID
30S. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE
OF PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE
EVENING. WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO ADDITIONAL
SNOW ACCUMULATION. COLD WITH LOWS IN THE MID 20S. NORTH WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH, BECOMING NORTHWEST 5 TO
10 MPH WITH GUSTS UP TO 20 MPH AFTER MIDNIGHT. CHANCE OF SNOW
50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS IN THE MID 40S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. COLD WITH LOWS IN THE LOWER 30S.
SOUTH WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. NOT AS COOL WITH HIGHS IN THE UPPER 50S. CHANCE OF
RAIN 40 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 30S. CHANCE OF RAIN 50 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SATURDAY
SUNNY. HIGHS IN THE LOWER 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS IN THE UPPER 70S.
WYZ115-181400-
LARAMIE VALLEY-
INCLUDING THE CITIES OF BOSLER AND LARAMIE
1232 AM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM MDT MONDAY...
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SNOW SHOWERS, RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. SNOW ACCUMULATION OF 1 TO 3 INCHES.
COLDER. NEAR STEADY TEMPERATURE IN THE MID 30S. EAST WINDS 15 TO
20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
MONDAY
SNOW SHOWERS IN THE MORNING, THEN SNOW SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW MAY BE
HEAVY AT TIMES IN THE MORNING. ADDITIONAL SNOW ACCUMULATION OF
3 TO 5 INCHES. MUCH COOLER WITH HIGHS IN THE LOWER 30S. NORTHEAST
WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW NEAR
100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE
EVENING. ADDITIONAL SNOW ACCUMULATION UP TO 1 INCH POSSIBLE.
TOTAL SNOW ACCUMULATION 3 TO 14 INCHES. COLD WITH LOWS AROUND 20.
NORTH WINDS 10 TO 15 MPH, BECOMING WEST AROUND 5 MPH AFTER
MIDNIGHT. CHANCE OF SNOW 50 PERCENT.
TUESDAY
PARTLY SUNNY. WIDESPREAD FROST IN THE MORNING. A
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. LITTLE OR NO SNOW
ACCUMULATION. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS AROUND
5 MPH, BECOMING EAST IN THE AFTERNOON. CHANCE OF SNOW 50 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. COLD WITH LOWS IN THE MID 20S.
SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE
LOWER 50S. LOWS IN THE UPPER 20S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. COLD WITH LOWS IN
THE LOWER 30S. CHANCE OF RAIN 40 PERCENT.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. HIGHS AROUND 60. LOWS
IN THE MID 30S.
SATURDAY
SUNNY. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S.
NEZ019-181400-
SCOTTS BLUFF COUNTY-
INCLUDING THE CITIES OF SCOTTSBLUFF AND GERING
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SHOWERS, COOLER WITH LOWS IN THE MID 30S.
NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF
RAIN NEAR 100 PERCENT.
MONDAY
RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS AND SNOW
SHOWERS IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. MUCH
COOLER. NEAR STEADY TEMPERATURE IN THE UPPER 30S. NORTH WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF PRECIPITATION
NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. WIDESPREAD FROST AFTER MIDNIGHT. COLD WITH LOWS
AROUND 30. NORTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH,
DIMINISHING TO 5 TO 10 MPH AFTER MIDNIGHT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. SUNNY. NOT AS COOL
WITH HIGHS IN THE UPPER 50S. WEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40.
THURSDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 70. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS AROUND 40. CHANCE OF RAIN 50 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 70S. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE MID 80S.
WYZ101-181400-
CONVERSE COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF BILL, DOUGLAS, DEER CREEK, AND GLENROCK
1232 AM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT
TONIGHT TO 6 PM MDT MONDAY...
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
RAIN AND SNOW SHOWERS. SNOW ACCUMULATION UP TO
1 INCH. COLDER WITH LOWS IN THE UPPER 20S. NORTH WINDS 15 TO
20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
MONDAY
SNOW SHOWERS WITH A SLIGHT CHANCE OF RAIN SHOWERS. SNOW
ACCUMULATION OF 1 TO 3 INCHES. TOTAL SNOW ACCUMULATION UP TO
13 INCHES. BREEZY AND MUCH COOLER WITH HIGHS IN THE MID 30S.
NORTH WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. WIDESPREAD FROST AFTER MIDNIGHT. COLD WITH LOWS IN
THE MID 20S. NORTHWEST WINDS 10 TO 15 MPH.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS IN THE UPPER 40S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. COLD WITH LOWS IN THE UPPER 20S.
SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
SUNNY. NOT AS COOL WITH HIGHS IN THE LOWER 60S.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S.
FRIDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE MORNING.
HIGHS IN THE MID 60S. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 70S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE LOWER 40S.
SUNDAY
SUNNY. HIGHS IN THE UPPER 70S.
WYZ108-181400-
GOSHEN COUNTY-
INCLUDING THE CITY OF TORRINGTON
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
RAIN AND SNOW SHOWERS. SNOW ACCUMULATION UP TO
1 INCH. COOLER WITH LOWS IN THE LOWER 30S. NORTHEAST WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
MONDAY
RAIN AND SNOW SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. SNOW ACCUMULATION AROUND AN INCH. TOTAL SNOW
ACCUMULATION UP TO 4 INCHES. MUCH COOLER. NEAR STEADY TEMPERATURE
IN THE MID 30S. NORTH WINDS AROUND 15 MPH WITH GUSTS UP TO
30 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO ADDITIONAL SNOW
ACCUMULATION. COLD WITH LOWS IN THE UPPER 20S. NORTHWEST WINDS
10 TO 15 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS IN THE LOWER 50S. WEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE MID
60S. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE UPPER
30S. CHANCE OF RAIN 40 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
SUNDAY
SUNNY. HIGHS IN THE MID 80S.
NEZ003-181400-
BOX BUTTE COUNTY-
INCLUDING THE CITIES OF ALLIANCE AND HEMINGFORD
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SHOWERS LIKELY. COOLER WITH LOWS IN THE MID
30S. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE
OF RAIN 70 PERCENT.
MONDAY
RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS AND SNOW
SHOWERS IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. MUCH
COOLER WITH HIGHS AROUND 40. NORTH WINDS AROUND 20 MPH WITH GUSTS
UP TO 35 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. WIDESPREAD FROST AFTER MIDNIGHT. COLD WITH LOWS IN
THE UPPER 20S. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH,
BECOMING NORTHWEST 5 TO 10 MPH AFTER MIDNIGHT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS IN THE MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S. SOUTH WINDS
AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. BREEZY WITH HIGHS IN THE LOWER 60S. CHANCE OF RAIN
40 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 60S. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 30S.
CHANCE OF RAIN 50 PERCENT.
FRIDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 70. CHANCE OF RAIN 40 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE MID 80S.
WYZ109-181400-
CENTRAL CARBON COUNTY-
INCLUDING THE CITY OF RAWLINS
1232 AM MDT MON MAY 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 6 PM MDT MONDAY...
...FREEZE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SNOW AND RAIN SHOWERS. PATCHY BLOWING SNOW.
SNOW ACCUMULATION OF 2 TO 4 INCHES. WINDY, COLDER. NEAR STEADY
TEMPERATURE IN THE MID 30S. NORTHEAST WINDS 20 TO 30 MPH WITH
GUSTS UP TO 50 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY
PATCHY BLOWING SNOW IN THE MORNING. A SLIGHT CHANCE OF
THUNDERSTORMS. SNOW SHOWERS. SNOW MAY BE HEAVY AT TIMES IN THE
MORNING. ADDITIONAL SNOW ACCUMULATION OF 4 TO 8 INCHES. VERY
WINDY AND MUCH COLDER WITH HIGHS AROUND 30. NORTHEAST WINDS 25 TO
35 MPH. GUSTS UP TO 60 MPH, DECREASING TO 50 MPH IN THE
AFTERNOON. CHANCE OF SNOW NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE
EVENING. WIDESPREAD FROST AFTER MIDNIGHT. ADDITIONAL SNOW
ACCUMULATION UP TO 1 INCH POSSIBLE. TOTAL SNOW ACCUMULATION 5 TO
22 INCHES. COLD WITH LOWS AROUND 19. NORTH WINDS 15 TO 20 MPH
WITH GUSTS UP TO 35 MPH, BECOMING NORTHWEST AROUND 5 MPH AFTER
MIDNIGHT. CHANCE OF SNOW 50 PERCENT.
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN CLEARING.
WIDESPREAD FROST IN THE MORNING. HIGHS IN THE MID 30S. WEST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. COLD WITH LOWS AROUND 19. SOUTH
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. NOT AS COOL WITH HIGHS IN THE UPPER 40S.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. NOT AS COLD WITH LOWS AROUND 30.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S. CHANCE OF
RAIN 40 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. COLD WITH LOWS IN THE LOWER 30S.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE UPPER 50S.
LOWS IN THE MID 30S.
SATURDAY
SUNNY. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S.
NEZ002-181400-
DAWES COUNTY-
INCLUDING THE CITIES OF CHADRON AND CHADRON ST PARK
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SHOWERS LIKELY. COOLER WITH LOWS IN THE MID
30S. NORTH WINDS AROUND 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF
RAIN 70 PERCENT.
MONDAY
RAIN SHOWERS. A SLIGHT CHANCE OF SNOW SHOWERS IN THE
AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. MUCH COOLER. NEAR
STEADY TEMPERATURE IN THE UPPER 30S. NORTH WINDS 15 TO 20 MPH
WITH GUSTS UP TO 30 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. WIDESPREAD FROST
AFTER MIDNIGHT. COLD WITH LOWS AROUND 30. NORTHWEST WINDS 15 TO
20 MPH, DIMINISHING TO AROUND 5 MPH AFTER MIDNIGHT. CHANCE OF
RAIN 50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF RAIN 40 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 60S. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 30S.
CHANCE OF RAIN 50 PERCENT.
FRIDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 70. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE MID 80S.
NEZ055-181400-
CHEYENNE COUNTY-
INCLUDING THE CITIES OF SIDNEY AND BROWNSON
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SHOWERS LIKELY. COOLER WITH LOWS IN THE MID
30S. NORTHEAST WINDS AROUND 15 MPH WITH GUSTS UP TO 25 MPH.
CHANCE OF RAIN 70 PERCENT.
MONDAY
RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. BREEZY AND MUCH COOLER WITH HIGHS IN THE LOWER 40S.
NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF
RAIN NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS IN THE UPPER 20S. NORTHWEST WINDS
15 TO 20 MPH. GUSTS UP TO 35 MPH IN THE EVENING.
TUESDAY
MOSTLY SUNNY. NOT AS COOL WITH HIGHS IN THE MID 50S.
NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. EAST WINDS
AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN
50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 30S. CHANCE OF RAIN 50 PERCENT.
FRIDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 70. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 40S. CHANCE OF RAIN 30 PERCENT.
SATURDAY AND SATURDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE UPPER
70S. LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS IN THE MID 80S.
NEZ054-181400-
KIMBALL COUNTY-
INCLUDING THE CITY OF KIMBALL
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SHOWERS, COOLER WITH LOWS IN THE LOWER 30S.
NORTHEAST WINDS AROUND 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF
RAIN NEAR 100 PERCENT.
MONDAY
RAIN SHOWERS. SNOW SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.
MUCH COOLER. NEAR STEADY TEMPERATURE IN THE UPPER 30S. NORTHEAST
WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS IN THE UPPER 20S. NORTHWEST WINDS
15 TO 20 MPH.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS IN THE LOWER 50S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A CHANCE OF RAIN SHOWERS IN THE AFTERNOON. HIGHS AROUND 60.
CHANCE OF RAIN 40 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE UPPER
30S. CHANCE OF RAIN 30 PERCENT.
THURSDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN
50 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY AFTER MIDNIGHT.
LOWS IN THE UPPER 30S. CHANCE OF RAIN 40 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40.
SATURDAY
SUNNY. HIGHS IN THE MID 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 80S.
WYZ107-181400-
EAST PLATTE COUNTY-
INCLUDING THE CITIES OF WHEATLAND AND GUERNSEY
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
RAIN AND SNOW SHOWERS. SNOW ACCUMULATION
AROUND AN INCH. COOLER WITH LOWS IN THE LOWER 30S. NORTH WINDS
10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION
NEAR 100 PERCENT.
MONDAY
SNOW AND RAIN SHOWERS. ADDITIONAL SNOW ACCUMULATION
AROUND AN INCH. TOTAL SNOW ACCUMULATION 1 TO 7 INCHES. MUCH
COOLER WITH HIGHS IN THE MID 30S. NORTH WINDS 15 TO 20 MPH WITH
GUSTS UP TO 30 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO ADDITIONAL SNOW
ACCUMULATION. COLD WITH LOWS IN THE UPPER 20S. NORTHWEST WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH, DIMINISHING TO 5 TO 10 MPH
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS AROUND 50. WEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. COLD WITH LOWS IN THE LOWER 30S.
SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE
LOWER 60S. LOWS IN THE UPPER 30S.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. CHANCE OF RAIN 40 PERCENT.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE UPPER 60S.
LOWS IN THE LOWER 40S.
SATURDAY AND SATURDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE MID
70S. LOWS IN THE UPPER 40S.
SUNDAY
SUNNY. HIGHS AROUND 80.
WYZ102-181400-
NIOBRARA COUNTY-
INCLUDING THE CITIES OF LUSK AND REDBIRD
1232 AM MDT MON MAY 18 2026
..FREEZE WARNING IN EFFECT FROM 5 AM TO 10 AM MDT MONDAY
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
RAIN AND SNOW SHOWERS. LITTLE OR NO SNOW
ACCUMULATION. COLDER WITH LOWS IN THE LOWER 30S. NORTH WINDS
10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF PRECIPITATION
NEAR 100 PERCENT.
MONDAY
RAIN AND SNOW SHOWERS. SNOW ACCUMULATION AROUND AN
INCH. BREEZY AND MUCH COOLER WITH HIGHS IN THE UPPER 30S. NORTH
WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. WIDESPREAD FROST
AFTER MIDNIGHT. LITTLE OR NO ADDITIONAL SNOW ACCUMULATION. COLD
WITH LOWS IN THE UPPER 20S. NORTHWEST WINDS 15 TO 20 MPH WITH
GUSTS UP TO 30 MPH, DIMINISHING TO 5 TO 10 MPH AFTER MIDNIGHT.
CHANCE OF SNOW 50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS IN THE MID 50S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. COLD WITH LOWS AROUND 30.
SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
SUNNY, WARMER WITH HIGHS IN THE MID 60S.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
EVENING. LOWS IN THE MID 30S. CHANCE OF RAIN 40 PERCENT.
FRIDAY
MOSTLY SUNNY WITH A CHANCE OF RAIN SHOWERS. HIGHS IN
THE MID 60S. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 70S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 80S.
WYZ113-181400-
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF SARATOGA AND ENCAMPMENT
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
RAIN SHOWERS, SNOW SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. SNOW ACCUMULATION AROUND AN INCH. COLD.
NEAR STEADY TEMPERATURE IN THE UPPER 30S. EAST WINDS 15 TO 20 MPH
WITH GUSTS UP TO 40 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
MONDAY
A SLIGHT CHANCE OF THUNDERSTORMS. SNOW AND RAIN SHOWERS
IN THE MORNING, THEN SNOW SHOWERS IN THE AFTERNOON. ADDITIONAL
SNOW ACCUMULATION OF 2 TO 4 INCHES. BREEZY AND MUCH COOLER WITH
HIGHS IN THE MID 30S. NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS UP
TO 40 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. SNOW SHOWERS LIKELY IN THE
EVENING. ADDITIONAL SNOW ACCUMULATION UP TO 1 INCH POSSIBLE.
TOTAL SNOW ACCUMULATION UP TO 11 INCHES. COLDER WITH LOWS AROUND
20. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH, BECOMING
WEST AROUND 5 MPH AFTER MIDNIGHT. CHANCE OF SNOW 70 PERCENT.
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS IN THE UPPER 30S.
WEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. COLD WITH LOWS IN THE LOWER 20S.
SOUTH WINDS AROUND 5 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER
50S. LOWS IN THE UPPER 20S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
30S. HIGHS AROUND 60.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE
UPPER 30S. HIGHS IN THE UPPER 60S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S.
WYZ119-181400-
EAST LARAMIE COUNTY-
INCLUDING THE CITY OF PINE BLUFFS
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SHOWERS, COOLER WITH LOWS IN THE LOWER 30S.
NORTHEAST WINDS AROUND 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF
RAIN NEAR 100 PERCENT.
MONDAY
RAIN AND SNOW SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. SNOW ACCUMULATION AROUND AN INCH. MUCH COOLER
WITH HIGHS IN THE MID 30S. NORTHEAST WINDS 15 TO 20 MPH WITH
GUSTS UP TO 30 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS
IN THE EVENING. WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO
ADDITIONAL SNOW ACCUMULATION. COLD WITH LOWS IN THE MID 20S.
NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH, BECOMING
NORTHWEST 5 TO 10 MPH WITH GUSTS UP TO 20 MPH AFTER MIDNIGHT.
CHANCE OF PRECIPITATION 50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS AROUND 50. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTH WINDS
AROUND 5 MPH, INCREASING TO 10 TO 15 MPH AFTER MIDNIGHT.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. NOT AS COOL WITH HIGHS AROUND 60. CHANCE OF RAIN
40 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF RAIN
50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 30S. CHANCE OF RAIN 50 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40.
SATURDAY
SUNNY. HIGHS IN THE MID 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS AROUND 80.
WYZ111-181400-
SOUTHWEST CARBON COUNTY-
INCLUDING THE CITY OF BAGGS
1232 AM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM MDT MONDAY...
...FREEZE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
MORNING...
REST OF TONIGHT
RAIN SHOWERS, SNOW SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. SNOW ACCUMULATION UP TO 1 INCH. WINDY,
COLD. NEAR STEADY TEMPERATURE IN THE MID 30S. NORTHEAST WINDS
20 TO 30 MPH WITH GUSTS UP TO 45 MPH. CHANCE OF PRECIPITATION
NEAR 100 PERCENT.
MONDAY
A SLIGHT CHANCE OF THUNDERSTORMS. SNOW AND RAIN SHOWERS
IN THE MORNING, THEN SNOW SHOWERS IN THE AFTERNOON. SNOW MAY BE
HEAVY AT TIMES IN THE MORNING. SNOW ACCUMULATION OF 2 TO
4 INCHES. TOTAL SNOW ACCUMULATION UP TO 11 INCHES. VERY WINDY AND
MUCH COOLER WITH HIGHS IN THE MID 30S. NORTHEAST WINDS 30 TO
40 MPH. GUSTS UP TO 60 MPH, DECREASING TO 50 MPH IN THE
AFTERNOON. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. WIDESPREAD FROST AFTER MIDNIGHT. BLUSTERY, COLD
WITH LOWS IN THE LOWER 20S. NORTH WINDS 20 TO 25 MPH WITH GUSTS
UP TO 40 MPH, DIMINISHING TO 5 TO 10 MPH AFTER MIDNIGHT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. HIGHS
IN THE UPPER 30S. NORTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. COLD WITH LOWS IN THE LOWER 20S.
NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
SUNNY. NOT AS COOL WITH HIGHS IN THE LOWER 50S.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER
30S. HIGHS IN THE UPPER 50S.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS IN THE LOWER 30S.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE LOWER 60S.
LOWS IN THE MID 30S.
SATURDAY
SUNNY. HIGHS IN THE UPPER 60S.
SATURDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SUNDAY
SUNNY. HIGHS IN THE MID 70S.
WYZ117-181400-
SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF WHITAKER, FEDERAL, AND HORSE CREEK
1232 AM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT
TONIGHT TO 6 PM MDT MONDAY...
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SNOW AND RAIN SHOWERS. SNOW ACCUMULATION
AROUND AN INCH. COLDER. NEAR STEADY TEMPERATURE IN THE MID 30S.
NORTHEAST WINDS AROUND 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
MONDAY
SNOW SHOWERS IN THE MORNING, THEN SNOW SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. ADDITIONAL SNOW
ACCUMULATION OF 3 TO 5 INCHES. TOTAL SNOW ACCUMULATION 1 TO
8 INCHES. MUCH COOLER WITH HIGHS IN THE LOWER 30S. NORTHEAST
WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF SNOW NEAR
100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE
EVENING. WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO ADDITIONAL
SNOW ACCUMULATION. COLD WITH LOWS IN THE LOWER 20S. NORTH WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH, BECOMING NORTHWEST 5 TO
10 MPH AFTER MIDNIGHT. CHANCE OF SNOW 50 PERCENT.
TUESDAY
PARTLY SUNNY. WIDESPREAD FROST IN THE MORNING. NOT AS
COOL WITH HIGHS IN THE LOWER 40S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. COLD WITH LOWS AROUND 30. SOUTH WINDS 10 TO 15 MPH.
CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. NOT AS COOL WITH HIGHS IN THE MID 50S. CHANCE OF RAIN
50 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
THURSDAY
PARTLY SUNNY. RAIN SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN
60 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE MID
30S. CHANCE OF RAIN 40 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SATURDAY
SUNNY. HIGHS IN THE UPPER 60S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
SUNDAY
SUNNY. HIGHS IN THE MID 70S.
NEZ021-181400-
MORRILL COUNTY-
INCLUDING THE CITIES OF ANGORA, BRIDGEPORT, BAYARD, AND REDINGTON
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SHOWERS LIKELY. COOLER WITH LOWS IN THE MID
30S. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE
OF RAIN 70 PERCENT.
MONDAY
RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. BREEZY AND MUCH COOLER. NEAR STEADY TEMPERATURE AROUND
40. NORTH WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF
RAIN NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. WIDESPREAD FROST AFTER MIDNIGHT. COLD WITH LOWS IN
THE UPPER 20S. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH,
BECOMING NORTHWEST 5 TO 10 MPH AFTER MIDNIGHT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. SUNNY. NOT AS COOL
WITH HIGHS IN THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. BREEZY
WITH HIGHS IN THE LOWER 60S. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN
50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 30S. CHANCE OF RAIN 50 PERCENT.
FRIDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 70. CHANCE OF RAIN 40 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE MID 80S.
NEZ095-181400-
NORTHERN SIOUX COUNTY-
INCLUDING THE CITY OF HARRISON
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
RAIN SHOWERS. MUCH COLDER WITH LOWS IN THE
LOWER 30S. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
CHANCE OF RAIN NEAR 100 PERCENT.
MONDAY
RAIN AND SNOW SHOWERS. SNOW ACCUMULATION UP TO 1 INCH.
MUCH COOLER. NEAR STEADY TEMPERATURE IN THE MID 30S. NORTH WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF PRECIPITATION
NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW
SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.
WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION.
COLD WITH LOWS IN THE MID 20S. NORTHWEST WINDS 10 TO 15 MPH.
CHANCE OF PRECIPITATION 50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. SUNNY. NOT AS COOL
WITH HIGHS IN THE MID 50S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. COLD WITH LOWS IN THE LOWER 30S.
SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. WARMER WITH HIGHS IN THE MID 60S. CHANCE OF RAIN
40 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE MID
30S. CHANCE OF RAIN 40 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE UPPER 40S.
SUNDAY
SUNNY. HIGHS IN THE MID 80S.
WYZ116-181400-
SOUTH LARAMIE RANGE-
INCLUDING THE CITIES OF BUFORD, PUMPKIN VINE, AND VEDAUWOO
1232 AM MDT MON MAY 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT MONDAY...
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SNOW AND RAIN SHOWERS. ADDITIONAL SNOW
ACCUMULATION OF 2 TO 4 INCHES. BREEZY, COLDER. NEAR STEADY
TEMPERATURE IN THE LOWER 30S. EAST WINDS 15 TO 25 MPH WITH GUSTS
UP TO 40 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY
SNOW SHOWERS IN THE MORNING, THEN SNOW SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. ADDITIONAL SNOW
ACCUMULATION OF 4 TO 6 INCHES. BLUSTERY AND MUCH COLDER WITH
HIGHS IN THE UPPER 20S. NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS
UP TO 40 MPH. CHANCE OF SNOW NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE
EVENING. LITTLE OR NO ADDITIONAL SNOW ACCUMULATION. TOTAL SNOW
ACCUMULATION 5 TO 14 INCHES. COLD WITH LOWS AROUND 20. NORTH
WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH, BECOMING WEST AROUND
5 MPH AFTER MIDNIGHT. CHANCE OF SNOW 50 PERCENT.
TUESDAY
PARTLY SUNNY. WIDESPREAD FROST IN THE MORNING. A
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. LITTLE OR NO SNOW
ACCUMULATION. HIGHS IN THE MID 30S. SOUTHWEST WINDS AROUND 5 MPH,
BECOMING SOUTH IN THE AFTERNOON. CHANCE OF SNOW 50 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. COLD WITH LOWS IN THE UPPER 20S.
SOUTH WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF RAIN AND SNOW SHOWERS IN
THE AFTERNOON. NOT AS COOL WITH HIGHS IN THE UPPER 40S. CHANCE OF
PRECIPITATION 50 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. COLD WITH LOWS IN THE LOWER
30S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE LOWER
30S. CHANCE OF RAIN 40 PERCENT.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE UPPER 50S.
LOWS IN THE MID 30S.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
SUNDAY
SUNNY. HIGHS IN THE UPPER 60S.
WYZ110-181400-
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF ARLINGTON AND ELK MOUNTAIN
1232 AM MDT MON MAY 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT MONDAY...
...FREEZE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SNOW SHOWERS, RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. PATCHY BLOWING SNOW. SNOW ACCUMULATION
OF 4 TO 6 INCHES. WINDY, COLDER. NEAR STEADY TEMPERATURE IN THE
MID 30S. EAST WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH. CHANCE
OF PRECIPITATION NEAR 100 PERCENT.
MONDAY
PATCHY BLOWING SNOW IN THE MORNING. A SLIGHT CHANCE OF
THUNDERSTORMS. SNOW SHOWERS. SNOW MAY BE HEAVY AT TIMES IN THE
MORNING. ADDITIONAL SNOW ACCUMULATION OF 4 TO 8 INCHES. WINDY AND
MUCH COLDER WITH HIGHS IN THE LOWER 30S. EAST WINDS 20 TO 30 MPH
WITH GUSTS UP TO 45 MPH, BECOMING NORTHEAST 15 TO 20 MPH WITH
GUSTS UP TO 35 MPH IN THE AFTERNOON. CHANCE OF SNOW NEAR
100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. SNOW SHOWERS LIKELY IN THE
EVENING. ADDITIONAL SNOW ACCUMULATION UP TO 1 INCH POSSIBLE.
TOTAL SNOW ACCUMULATION 6 TO 21 INCHES. COLD WITH LOWS AROUND 19.
NORTH WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING WEST
AROUND 5 MPH AFTER MIDNIGHT. CHANCE OF SNOW 70 PERCENT.
TUESDAY
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS
IN THE MID 30S. WEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. COLD WITH LOWS IN THE LOWER 20S.
SOUTH WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. NOT AS COOL WITH HIGHS IN THE UPPER 40S.
WEDNESDAY NIGHT
PARTLY CLOUDY. COLD WITH LOWS IN THE UPPER
20S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
EVENING. COLD WITH LOWS IN THE LOWER 30S. CHANCE OF RAIN
40 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF
RAIN 30 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
SUNDAY
SUNNY. HIGHS AROUND 70.
WYZ106-181400-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
INCLUDING THE CITY OF BORDEAUX
1232 AM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT
TONIGHT TO 6 PM MDT MONDAY...
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
RAIN AND SNOW SHOWERS. SNOW ACCUMULATION OF
1 TO 3 INCHES. MUCH COLDER. NEAR STEADY TEMPERATURE IN THE UPPER
30S. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE
OF PRECIPITATION NEAR 100 PERCENT.
MONDAY
SNOW AND RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. ADDITIONAL SNOW ACCUMULATION OF 2 TO 4 INCHES.
TOTAL SNOW ACCUMULATION 1 TO 11 INCHES. MUCH COOLER WITH HIGHS IN
THE LOWER 30S. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO
35 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW AND RAIN SHOWERS
IN THE EVENING. WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO
ADDITIONAL SNOW ACCUMULATION. COLD WITH LOWS IN THE MID 20S.
NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING
WEST 5 TO 10 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION
50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. COLD WITH LOWS AROUND 30.
SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE
UPPER 50S. LOWS IN THE MID 30S.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN
50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. CHANCE OF RAIN 40 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF
RAIN 30 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS AROUND 70.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
SUNDAY
SUNNY. HIGHS IN THE MID 70S.
NEZ020-181400-
BANNER COUNTY-
INCLUDING THE CITY OF HARRISBURG
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SHOWERS, COOLER WITH LOWS IN THE LOWER 30S.
NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF
RAIN NEAR 100 PERCENT.
MONDAY
A SLIGHT CHANCE OF SNOW SHOWERS. RAIN SHOWERS IN THE
MORNING, THEN RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. MUCH COOLER.
NEAR STEADY TEMPERATURE IN THE UPPER 30S. NORTHEAST WINDS 15 TO
20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. WIDESPREAD FROST
AFTER MIDNIGHT. COLD WITH LOWS IN THE UPPER 20S. NORTH WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH, BECOMING NORTHWEST 5 TO
10 MPH WITH GUSTS UP TO 20 MPH AFTER MIDNIGHT. CHANCE OF RAIN
40 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS IN THE LOWER 50S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF RAIN 40 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN
50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. CHANCE OF RAIN 40 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
SUNDAY
SUNNY. HIGHS IN THE MID 80S.
WYZ114-181400-
SNOWY RANGE-
INCLUDING THE CITIES OF CENTENNIAL AND ALBANY
1232 AM MDT MON MAY 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT MONDAY...
REST OF TONIGHT
SNOW SHOWERS, RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. AREAS OF BLOWING SNOW. SNOW MAY BE HEAVY
AT TIMES. ADDITIONAL SNOW ACCUMULATION OF 4 TO 6 INCHES.
BLUSTERY, COLD. NEAR STEADY TEMPERATURE IN THE LOWER 30S. EAST
WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
MONDAY
AREAS OF BLOWING SNOW IN THE MORNING. SNOW SHOWERS WITH
A SLIGHT CHANCE OF THUNDERSTORMS. SNOW MAY BE HEAVY AT TIMES.
ADDITIONAL SNOW ACCUMULATION OF 4 TO 8 INCHES. BLUSTERY AND MUCH
COLDER WITH HIGHS IN THE UPPER 20S. EAST WINDS 15 TO 25 MPH WITH
GUSTS UP TO 40 MPH. CHANCE OF SNOW NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN THE
EVENING. ADDITIONAL SNOW ACCUMULATION AROUND AN INCH POSSIBLE.
TOTAL SNOW ACCUMULATION 3 TO 26 INCHES. COLDER WITH LOWS 13 TO
19. NORTH WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING
SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT. CHANCE OF SNOW 70 PERCENT.
TUESDAY
PARTLY SUNNY. WIDESPREAD FROST IN THE MORNING. A
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. LITTLE OR NO ADDITIONAL
SNOW ACCUMULATION. HIGHS IN THE MID 30S. SOUTHWEST WINDS AROUND
5 MPH, BECOMING NORTHWEST AROUND 5 MPH IN THE AFTERNOON. CHANCE
OF SNOW 50 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS 16 TO 22. SOUTHEAST WINDS AROUND
5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE
UPPER 40S. LOWS IN THE MID 20S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS, THUNDERSTORMS
AND SNOW SHOWERS IN THE AFTERNOON. HIGHS IN THE LOWER 50S. CHANCE
OF PRECIPITATION 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW
SHOWERS IN THE EVENING. COLD WITH LOWS IN THE UPPER 20S. CHANCE
OF PRECIPITATION 40 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF SNOW SHOWERS IN THE
AFTERNOON. HIGHS IN THE MID 50S. CHANCE OF SNOW 30 PERCENT.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE
LOWER 30S. HIGHS IN THE LOWER 60S.
SUNDAY
SUNNY. HIGHS IN THE MID 60S.
WYZ104-181400-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
INCLUDING THE CITY OF SEMINOE DAM
1232 AM MDT MON MAY 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT MONDAY...
...FREEZE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SNOW SHOWERS WITH A SLIGHT CHANCE OF RAIN
SHOWERS. PATCHY BLOWING SNOW. SNOW MAY BE HEAVY AT TIMES. SNOW
ACCUMULATION OF 4 TO 8 INCHES. WINDY AND MUCH COLDER. NEAR STEADY
TEMPERATURE IN THE LOWER 30S. NORTHEAST WINDS 20 TO 30 MPH WITH
GUSTS UP TO 50 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY
PATCHY BLOWING SNOW IN THE MORNING. SNOW SHOWERS. SNOW
MAY BE HEAVY AT TIMES IN THE MORNING. ADDITIONAL SNOW
ACCUMULATION OF 6 TO 10 INCHES. TOTAL SNOW ACCUMULATION 8 TO
26 INCHES. WINDY AND MUCH COLDER. NEAR STEADY TEMPERATURE IN THE
UPPER 20S. NORTHEAST WINDS 20 TO 30 MPH. GUSTS UP TO 55 MPH,
DECREASING TO 45 MPH IN THE AFTERNOON. CHANCE OF SNOW NEAR
100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE
EVENING. WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO ADDITIONAL
SNOW ACCUMULATION. COLD WITH LOWS AROUND 20. NORTH WINDS 10 TO
15 MPH, BECOMING WEST AROUND 5 MPH AFTER MIDNIGHT. CHANCE OF SNOW
50 PERCENT.
TUESDAY
PARTLY SUNNY IN THE MORNING, THEN CLEARING. WIDESPREAD
FROST IN THE MORNING. HIGHS IN THE MID 30S. SOUTHWEST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. COLD WITH LOWS IN THE LOWER 20S.
SOUTH WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. NOT AS COOL WITH HIGHS IN THE UPPER 40S.
WEDNESDAY NIGHT
PARTLY CLOUDY. NOT AS COLD WITH LOWS IN THE
LOWER 30S.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS, THUNDERSTORMS
AND SNOW SHOWERS IN THE AFTERNOON. HIGHS IN THE LOWER 50S. CHANCE
OF PRECIPITATION 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 30S.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE UPPER 50S.
LOWS IN THE MID 30S.
SATURDAY AND SATURDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE MID
60S. LOWS IN THE LOWER 40S.
SUNDAY
SUNNY. HIGHS AROUND 70.
WYZ105-181400-
SHIRLEY BASIN-
INCLUDING THE CITIES OF MEDICINE BOW AND SHIRLEY BASIN
1232 AM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT
TONIGHT TO 6 PM MDT MONDAY...
...FREEZE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
MORNING...
REST OF TONIGHT
SNOW SHOWERS WITH A SLIGHT CHANCE OF RAIN
SHOWERS. PATCHY BLOWING SNOW. SNOW MAY BE HEAVY AT TIMES. SNOW
ACCUMULATION OF 3 TO 5 INCHES. COLDER WITH LOWS IN THE MID 20S.
NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
MONDAY
PATCHY BLOWING SNOW IN THE MORNING. SNOW SHOWERS. SNOW
MAY BE HEAVY AT TIMES IN THE MORNING. ADDITIONAL SNOW
ACCUMULATION OF 2 TO 4 INCHES. TOTAL SNOW ACCUMULATION 3 TO
17 INCHES. MUCH COLDER. NEAR STEADY TEMPERATURE AROUND 30.
NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF
SNOW NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE
EVENING. WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO ADDITIONAL
SNOW ACCUMULATION. COLD WITH LOWS AROUND 18. NORTH WINDS 10 TO
15 MPH, BECOMING NORTHWEST AROUND 5 MPH AFTER MIDNIGHT. CHANCE OF
SNOW 50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. HIGHS
IN THE MID 30S. WEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS IN THE LOWER 20S. SOUTH WINDS
AROUND 5 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. HIGHS AROUND 50.
LOWS IN THE UPPER 20S.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
30S. HIGHS IN THE UPPER 50S.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE
MID 30S. HIGHS IN THE MID 60S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S.
WYZ103-181400-
NORTH LARAMIE RANGE-
INCLUDING THE CITY OF GARRETT
1232 AM MDT MON MAY 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT MONDAY...
REST OF TONIGHT
SNOW AND RAIN SHOWERS. SNOW MAY BE HEAVY AT
TIMES. SNOW ACCUMULATION OF 4 TO 6 INCHES. BREEZY AND MUCH COLDER
WITH LOWS IN THE MID 20S. NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS
UP TO 35 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY
SNOW SHOWERS IN THE MORNING, THEN SNOW SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW MAY BE
HEAVY AT TIMES IN THE MORNING. ADDITIONAL SNOW ACCUMULATION OF
4 TO 8 INCHES. BRISK AND MUCH COLDER WITH HIGHS IN THE UPPER 20S.
NORTH WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW
NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. WIDESPREAD FROST
AFTER MIDNIGHT. LITTLE OR NO ADDITIONAL SNOW ACCUMULATION. TOTAL
SNOW ACCUMULATION 3 TO 20 INCHES. COLD WITH LOWS AROUND 20. NORTH
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING WEST 5 TO
10 MPH AFTER MIDNIGHT. CHANCE OF SNOW 50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS IN THE UPPER 30S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. COLD WITH LOWS IN THE MID 20S.
SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
SUNNY. NOT AS COOL WITH HIGHS IN THE LOWER 50S.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS IN THE LOWER 30S.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS, THUNDERSTORMS
AND SNOW SHOWERS IN THE AFTERNOON. HIGHS IN THE MID 50S. CHANCE
OF PRECIPITATION 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW
SHOWERS IN THE EVENING. LOWS IN THE LOWER 30S. CHANCE OF
PRECIPITATION 30 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF
RAIN 30 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
SUNDAY
SUNNY. HIGHS AROUND 70.
WYZ112-181400-
SIERRA MADRE RANGE-
1232 AM MDT MON MAY 18 2026
...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM
MDT MONDAY...
REST OF TONIGHT
RAIN SHOWERS, SNOW SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. SNOW ACCUMULATION AROUND AN INCH. COLD.
NEAR STEADY TEMPERATURE IN THE MID 30S. EAST WINDS 10 TO 15 MPH
WITH GUSTS UP TO 30 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
MONDAY
RAIN SHOWERS IN THE MORNING. SNOW SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. SNOW MAY BE HEAVY AT TIMES. ADDITIONAL
SNOW ACCUMULATION OF 4 TO 8 INCHES. BLUSTERY AND MUCH COOLER WITH
HIGHS IN THE LOWER 30S. NORTHEAST WINDS 20 TO 25 MPH WITH GUSTS
UP TO 50 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE
EVENING. WIDESPREAD FROST AFTER MIDNIGHT. ADDITIONAL SNOW
ACCUMULATION AROUND AN INCH POSSIBLE. TOTAL SNOW ACCUMULATION UP
TO 18 INCHES. COLDER WITH LOWS 16 TO 22. NORTHEAST WINDS 15 TO
20 MPH WITH GUSTS UP TO 35 MPH, BECOMING EAST AROUND 5 MPH AFTER
MIDNIGHT. CHANCE OF SNOW 50 PERCENT.
TUESDAY
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. A
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. LITTLE OR NO ADDITIONAL
SNOW ACCUMULATION. HIGHS IN THE UPPER 30S. NORTHWEST WINDS AROUND
5 MPH. CHANCE OF SNOW 50 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. COLD WITH LOWS IN THE LOWER 20S.
NORTHEAST WINDS AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.
WEDNESDAY AND WEDNESDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE UPPER
40S. LOWS IN THE UPPER 20S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS, THUNDERSTORMS
AND SNOW SHOWERS IN THE AFTERNOON. HIGHS IN THE MID 50S. CHANCE
OF PRECIPITATION 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. COLD WITH LOWS IN THE LOWER 30S.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE MID 50S.
LOWS IN THE MID 30S.
SATURDAY AND SATURDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE LOWER
60S. LOWS IN THE UPPER 30S.
SUNDAY
SUNNY. HIGHS IN THE UPPER 60S.
NEZ096-181400-
SOUTHERN SIOUX COUNTY-
INCLUDING THE CITY OF AGATE
1232 AM MDT MON MAY 18 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
REST OF TONIGHT
RAIN SHOWERS. COOLER WITH LOWS IN THE LOWER
30S. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE
OF RAIN 90 PERCENT.
MONDAY
RAIN SHOWERS WITH A SLIGHT CHANCE OF SNOW SHOWERS.
LITTLE OR NO SNOW ACCUMULATION. MUCH COOLER. NEAR STEADY
TEMPERATURE IN THE UPPER 30S. NORTH WINDS 15 TO 20 MPH WITH GUSTS
UP TO 35 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. WIDESPREAD FROST
AFTER MIDNIGHT. COLD WITH LOWS IN THE UPPER 20S. NORTH WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH, BECOMING NORTHWEST 5 TO
10 MPH AFTER MIDNIGHT. CHANCE OF RAIN 50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS IN THE MID 50S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. WARMER WITH HIGHS IN THE MID 60S. CHANCE OF RAIN
40 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 60S. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
EVENING. LOWS IN THE UPPER 30S. CHANCE OF RAIN 50 PERCENT.
FRIDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS AROUND 70. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE MID 80S.
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