360
FPUS55 KCYS 182049
ZFPCYS
ZONE FORECAST PRODUCT FOR SOUTHEAST WYOMING AND WESTERN NEBRASKA PANHANDLE
NATIONAL WEATHER SERVICE CHEYENNE WY
247 PM MDT MON MAY 18 2026
WYZ118-190400-
CENTRAL LARAMIE COUNTY-
INCLUDING THE CITY OF CHEYENNE
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
SNOW SHOWERS, A SLIGHT CHANCE OF RAIN SHOWERS
AND THUNDERSTORMS. ADDITIONAL SNOW ACCUMULATION UP TO 1 INCH.
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.
TONIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW AND RAIN SHOWERS IN
THE EVENING. WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO SNOW
ACCUMULATION. TOTAL SNOW ACCUMULATION 1 TO 3 INCHES. COLD WITH
LOWS IN THE MID 20S. NORTH WINDS 10 TO 15 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 IN THE UPPER 40S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 30S. SOUTH WINDS 10 TO 15 MPH WITH
GUSTS UP TO 25 MPH. CHANCE OF RAIN 50 PERCENT.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. SOUTH
WINDS 15 TO 20 MPH. CHANCE OF RAIN 50 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 30S.
THURSDAY AND THURSDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 60S. LOWS IN THE MID 30S.
CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. CHANCE OF RAIN 50 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE UPPER 60S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
HIGHS IN THE MID 70S.
WYZ115-190400-
LARAMIE VALLEY-
INCLUDING THE CITIES OF BOSLER AND LARAMIE
247 PM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
...FREEZE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING...
THIS AFTERNOON
SNOW SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. ADDITIONAL SNOW ACCUMULATION AROUND AN INCH. MUCH
COOLER. NEAR STEADY TEMPERATURE IN THE LOWER 30S. NORTHEAST WINDS
10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF SNOW NEAR
100 PERCENT.
TONIGHT
MOSTLY CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN THE
EVENING. ADDITIONAL SNOW ACCUMULATION AROUND AN INCH. TOTAL SNOW
ACCUMULATION 4 TO 8 INCHES. COLDER WITH LOWS AROUND 19. NORTH
WINDS 10 TO 15 MPH, BECOMING WEST AROUND 5 MPH AFTER MIDNIGHT.
CHANCE OF SNOW 70 PERCENT.
TUESDAY
PARTLY SUNNY. WIDESPREAD FROST IN THE MORNING. AREAS
OF FROST IN THE AFTERNOON. HIGHS AROUND 40. SOUTHWEST WINDS
AROUND 5 MPH, BECOMING NORTHEAST IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. WIDESPREAD FROST. COLD WITH LOWS
IN THE UPPER 20S. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. A
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. NOT AS COOL WITH HIGHS
AROUND 50. SOUTHWEST WINDS AROUND 5 MPH, BECOMING NORTHWEST IN
THE AFTERNOON. CHANCE OF RAIN 50 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. COLD WITH 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
MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE
EVENING, THEN A CHANCE OF RAIN AND SNOW SHOWERS AFTER MIDNIGHT.
LITTLE OR NO SNOW ACCUMULATION. LOWS IN THE LOWER 30S. CHANCE OF
PRECIPITATION 70 PERCENT.
FRIDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S. CHANCE OF
RAIN 40 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 30S.
HIGHS IN THE MID 60S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
HIGHS AROUND 70.
NEZ019-190400-
SCOTTS BLUFF COUNTY-
INCLUDING THE CITIES OF SCOTTSBLUFF AND GERING
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
RAIN SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. MUCH COOLER. NEAR STEADY TEMPERATURE IN THE UPPER
30S. NORTH WINDS AROUND 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF
RAIN NEAR 100 PERCENT.
TONIGHT
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. NORTH WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH, BECOMING NORTHWEST 5 TO 10 MPH
AFTER MIDNIGHT. CHANCE OF RAIN 50 PERCENT.
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 UPPER 30S. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 60S. SOUTH WINDS 15 TO 20 MPH WITH GUSTS UP TO
30 MPH. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS AROUND 40.
THURSDAY
MOSTLY SUNNY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF
RAIN 70 PERCENT.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
SHOWERS LIKELY. LOWS IN THE LOWER 40S. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 50 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
MOSTLY CLEAR. HIGHS IN THE MID
70S. LOWS IN THE UPPER 40S.
SUNDAY
SUNNY. HIGHS IN THE MID 80S.
WYZ101-190400-
CONVERSE COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF BILL, DOUGLAS, DEER CREEK, AND GLENROCK
247 PM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
...FREEZE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING...
THIS AFTERNOON
SNOW AND RAIN SHOWERS. ADDITIONAL SNOW
ACCUMULATION UP TO 1 INCH. TOTAL SNOW ACCUMULATION 2 TO 4 INCHES.
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.
TONIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND SNOW
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
WIDESPREAD FROST AFTER MIDNIGHT. 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
20 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. SUNNY. NOT AS COOL
WITH HIGHS AROUND 50. WEST WINDS 5 TO 10 MPH WITH GUSTS UP TO
20 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. WIDESPREAD FROST AFTER MIDNIGHT.
COLD WITH LOWS IN THE UPPER 20S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
WIDESPREAD FROST IN THE MORNING. SUNNY. NOT AS COOL
WITH HIGHS IN THE LOWER 60S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
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. RAIN SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 30S. CHANCE OF RAIN
70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS. HIGHS IN
THE LOWER 60S. CHANCE OF RAIN 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE UPPER 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER
70S. LOWS IN THE LOWER 40S.
SUNDAY
SUNNY. HIGHS IN THE UPPER 70S.
WYZ108-190400-
GOSHEN COUNTY-
INCLUDING THE CITY OF TORRINGTON
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
RAIN SHOWERS, A SLIGHT CHANCE OF THUNDERSTORMS
AND SNOW SHOWERS. SNOW ACCUMULATION UP TO 1 INCH. MUCH COOLER.
NEAR STEADY TEMPERATURE IN THE UPPER 30S. NORTH WINDS AROUND
15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH A
SLIGHT CHANCE OF SNOW SHOWERS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO
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. SUNNY. NOT AS COOL
WITH HIGHS IN THE MID 50S. WEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. AREAS OF FROST AFTER MIDNIGHT.
LOWS IN THE MID 30S. SOUTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO
25 MPH AFTER MIDNIGHT.
WEDNESDAY
MOSTLY SUNNY. WARMER WITH HIGHS IN THE MID 60S.
SOUTH WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
SHOWERS LIKELY. LOWS AROUND 40. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID
60S. CHANCE OF RAIN 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
AROUND 40.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE MID
70S. LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 80S.
NEZ003-190400-
BOX BUTTE COUNTY-
INCLUDING THE CITIES OF ALLIANCE AND HEMINGFORD
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
RAIN SHOWERS, A SLIGHT CHANCE OF THUNDERSTORMS
AND SNOW SHOWERS. MUCH COOLER. NEAR STEADY TEMPERATURE IN THE
UPPER 30S. NORTH WINDS AROUND 20 MPH WITH GUSTS UP TO 30 MPH.
CHANCE OF PRECIPITATION NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
EVENING. 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
40 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. SUNNY. NOT AS COOL
WITH HIGHS IN THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN PARTLY SUNNY WITH
A CHANCE OF RAIN SHOWERS IN THE AFTERNOON. BREEZY WITH HIGHS
AROUND 60. SOUTH WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.
CHANCE OF RAIN 30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
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
A CHANCE OF THUNDERSTORMS IN THE EVENING.
SHOWERS LIKELY. LOWS IN THE UPPER 30S. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 50 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 70S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 40S.
HIGHS IN THE MID 80S.
WYZ109-190400-
CENTRAL CARBON COUNTY-
INCLUDING THE CITY OF RAWLINS
247 PM MDT MON MAY 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...FREEZE WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON MDT
TUESDAY...
...FREEZE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING...
THIS AFTERNOON
SNOW SHOWERS LIKELY. ADDITIONAL SNOW
ACCUMULATION AROUND AN INCH. WINDY AND MUCH COOLER. NEAR STEADY
TEMPERATURE IN THE UPPER 20S. NORTHEAST WINDS 20 TO 30 MPH WITH
GUSTS UP TO 45 MPH. CHANCE OF SNOW 70 PERCENT.
TONIGHT
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 9 TO
14 INCHES. COLDER WITH LOWS AROUND 17. NORTH WINDS 15 TO 20 MPH
WITH GUSTS UP TO 35 MPH, BECOMING WEST AROUND 5 MPH AFTER
MIDNIGHT. CHANCE OF SNOW 50 PERCENT.
TUESDAY
PARTLY SUNNY IN THE MORNING, THEN CLEARING. WIDESPREAD
FROST. HIGHS IN THE MID 30S. WEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. WIDESPREAD FROST. COLD WITH LOWS AROUND 20. SOUTH
WINDS AROUND 5 MPH.
WEDNESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT
AS COOL WITH HIGHS IN THE MID 40S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS IN THE UPPER 20S.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. COLD WITH LOWS IN THE
LOWER 30S. CHANCE OF PRECIPITATION 50 PERCENT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER
60S. LOWS IN THE UPPER 30S.
SUNDAY
SUNNY. HIGHS AROUND 70.
NEZ002-190400-
DAWES COUNTY-
INCLUDING THE CITIES OF CHADRON AND CHADRON ST PARK
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
RAIN SHOWERS, A SLIGHT CHANCE OF THUNDERSTORMS
AND SNOW SHOWERS. 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.
TONIGHT
CLOUDY WITH A CHANCE OF RAIN SHOWERS IN THE EVENING,
THEN PARTLY CLOUDY AFTER MIDNIGHT. WIDESPREAD FROST AFTER
MIDNIGHT. COLD WITH LOWS AROUND 30. NORTH WINDS 15 TO 20 MPH,
BECOMING WEST 5 TO 10 MPH AFTER MIDNIGHT. CHANCE OF RAIN
50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. SUNNY. NOT AS COOL
WITH HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 30S. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS. BREEZY
WITH HIGHS IN THE LOWER 60S. SOUTH WINDS 15 TO 25 MPH WITH GUSTS
UP TO 35 MPH. CHANCE OF RAIN 40 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
BREEZY WITH LOWS AROUND 40.
THURSDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN
50 PERCENT.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
SHOWERS LIKELY. LOWS AROUND 40. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 50 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE MID 70S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. HOT. LOWS IN THE MID
40S. HIGHS IN THE MID 80S.
NEZ055-190400-
CHEYENNE COUNTY-
INCLUDING THE CITIES OF SIDNEY AND BROWNSON
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
SHOWERS. MUCH COOLER. NEAR STEADY TEMPERATURE
IN THE LOWER 40S. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO
30 MPH. CHANCE OF RAIN NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE
EVENING. COLD WITH LOWS IN THE UPPER 20S. NORTHWEST WINDS 15 TO
20 MPH. CHANCE OF RAIN 20 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. SUNNY. NOT AS COOL
WITH HIGHS IN THE UPPER 50S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTH
WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 50S. SOUTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
CHANCE OF RAIN 40 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 30S.
THURSDAY
PARTLY SUNNY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 70 PERCENT.
THURSDAY NIGHT
SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE UPPER
30S. CHANCE OF RAIN 80 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 50 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE MID
70S. LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 80S.
NEZ054-190400-
KIMBALL COUNTY-
INCLUDING THE CITY OF KIMBALL
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
RAIN SHOWERS, A SLIGHT CHANCE OF THUNDERSTORMS
AND SNOW SHOWERS. 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.
TONIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF SNOW SHOWERS IN THE EVENING. WIDESPREAD FROST AFTER
MIDNIGHT. COLD WITH LOWS IN THE UPPER 20S. NORTHWEST WINDS 15 TO
20 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
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
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 30S. SOUTH WINDS 10 TO 15 MPH. CHANCE
OF RAIN 40 PERCENT.
WEDNESDAY
PARTLY SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A CHANCE OF RAIN SHOWERS IN THE AFTERNOON. HIGHS IN THE UPPER
50S. SOUTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF
RAIN 50 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 30S.
THURSDAY
MOSTLY SUNNY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 70 PERCENT.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
SHOWERS LIKELY. LOWS IN THE UPPER 30S. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 50 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SATURDAY
SUNNY. HIGHS IN THE LOWER 70S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE LOWER 40S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 80S.
WYZ107-190400-
EAST PLATTE COUNTY-
INCLUDING THE CITIES OF WHEATLAND AND GUERNSEY
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
RAIN SHOWERS, SNOW SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS. ADDITIONAL SNOW ACCUMULATION UP TO 1 INCH.
TOTAL SNOW ACCUMULATION 1 TO 2 INCHES. MUCH COOLER. NEAR STEADY
TEMPERATURE IN THE MID 30S. NORTH WINDS AROUND 15 MPH WITH GUSTS
UP TO 25 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF SNOW SHOWERS IN THE EVENING. WIDESPREAD FROST AFTER
MIDNIGHT. LITTLE OR NO 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. SUNNY. NOT AS COOL
WITH HIGHS IN THE LOWER 50S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. AREAS OF FROST AFTER MIDNIGHT. LOWS IN THE MID
30S. SOUTH WINDS 5 TO 10 MPH WITH GUSTS UP TO 25 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COOL WITH HIGHS IN THE LOWER
60S. SOUTH WINDS 5 TO 10 MPH, BECOMING WEST IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. 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
A CHANCE OF THUNDERSTORMS IN THE EVENING.
SHOWERS LIKELY. LOWS AROUND 40. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. CHANCE OF RAIN 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
AROUND 40.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER
70S. LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS AROUND 80.
WYZ102-190400-
NIOBRARA COUNTY-
INCLUDING THE CITIES OF LUSK AND REDBIRD
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
RAIN SHOWERS, SNOW SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS. SNOW ACCUMULATION UP TO 1 INCH. TOTAL SNOW
ACCUMULATION 1 TO 2 INCHES. 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.
TONIGHT
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 SNOW ACCUMULATION. COLD WITH
LOWS IN THE MID 20S. NORTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP
TO 30 MPH, BECOMING WEST 5 TO 10 MPH AFTER MIDNIGHT. 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. WIDESPREAD FROST AFTER MIDNIGHT.
COLD WITH LOWS IN THE LOWER 30S. SOUTH WINDS 5 TO 10 MPH WITH
GUSTS UP TO 20 MPH.
WEDNESDAY
SUNNY. NOT AS COOL WITH HIGHS IN THE MID 60S.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. 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. RAIN SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 30S. CHANCE OF RAIN
70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS. HIGHS IN
THE LOWER 60S. CHANCE OF RAIN 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE UPPER 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER
70S. LOWS IN THE LOWER 40S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 80S.
WYZ113-190400-
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF SARATOGA AND ENCAMPMENT
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MDT
TUESDAY...
...FREEZE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING...
THIS AFTERNOON
SNOW SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. ADDITIONAL SNOW ACCUMULATION AROUND AN INCH. MUCH
COOLER. NEAR STEADY TEMPERATURE IN THE LOWER 30S. NORTHEAST WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF SNOW NEAR
100 PERCENT.
TONIGHT
MOSTLY CLOUDY. SNOW SHOWERS, MAINLY IN THE EVENING.
ADDITIONAL SNOW ACCUMULATION AROUND AN INCH. TOTAL SNOW
ACCUMULATION 3 TO 9 INCHES. COLDER WITH LOWS AROUND 19. NORTH
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING SOUTHWEST
AROUND 5 MPH AFTER MIDNIGHT. CHANCE OF SNOW 90 PERCENT.
TUESDAY
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. AREAS
OF FROST IN THE AFTERNOON. HIGHS AROUND 40. SOUTHWEST WINDS
AROUND 5 MPH, BECOMING NORTHWEST IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. WIDESPREAD FROST. COLD WITH LOWS IN THE LOWER 20S.
SOUTH WINDS AROUND 5 MPH.
WEDNESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT
AS COOL WITH HIGHS AROUND 50. SOUTHWEST WINDS AROUND 5 MPH,
BECOMING WEST WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH 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
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. COLD WITH LOWS IN THE
LOWER 30S. CHANCE OF PRECIPITATION 50 PERCENT.
FRIDAY
PARTLY SUNNY. A CHANCE OF RAIN AND SNOW SHOWERS IN THE
MORNING. HIGHS IN THE MID 50S. CHANCE OF PRECIPITATION
30 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE LOWER 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE MID
60S. LOWS IN THE UPPER 30S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S.
WYZ119-190400-
EAST LARAMIE COUNTY-
INCLUDING THE CITY OF PINE BLUFFS
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
RAIN SHOWERS, SNOW SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS. LITTLE OR NO SNOW ACCUMULATION. MUCH COOLER.
NEAR STEADY TEMPERATURE IN THE MID 30S. NORTH WINDS AROUND 15 MPH
WITH GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
TONIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS IN
THE EVENING. WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO SNOW
ACCUMULATION. COLD WITH LOWS IN THE MID 20S. NORTHWEST WINDS
10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION
50 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
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 30S. SOUTH WINDS 10 TO 15 MPH. CHANCE
OF RAIN 50 PERCENT.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. SOUTH
WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF RAIN
50 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 70 PERCENT.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
SHOWERS LIKELY. LOWS IN THE UPPER 30S. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. CHANCE OF RAIN 50 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER
70S. LOWS IN THE LOWER 40S.
SUNDAY
SUNNY. HIGHS IN THE UPPER 70S.
WYZ111-190400-
SOUTHWEST CARBON COUNTY-
INCLUDING THE CITY OF BAGGS
247 PM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...FREEZE WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON MDT
TUESDAY...
...FREEZE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING...
THIS AFTERNOON
SNOW SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. ADDITIONAL SNOW ACCUMULATION UP TO 1 INCH. TOTAL
SNOW ACCUMULATION 2 TO 3 INCHES. WINDY AND MUCH COOLER WITH HIGHS
IN THE UPPER 30S. NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS UP TO
50 MPH. CHANCE OF SNOW NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. WIDESPREAD FROST
AFTER MIDNIGHT. BLUSTERY, COLDER WITH LOWS AROUND 20. NORTH WINDS
20 TO 25 MPH WITH GUSTS UP TO 40 MPH, DIMINISHING TO 5 TO 10 MPH
AFTER MIDNIGHT. CHANCE OF SNOW 20 PERCENT.
TUESDAY
SUNNY. WIDESPREAD FROST. HIGHS AROUND 40. NORTH WINDS
5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. WIDESPREAD FROST. COLD WITH LOWS IN THE LOWER 20S.
NORTHEAST WINDS 5 TO 10 MPH, BECOMING EAST AFTER MIDNIGHT.
WEDNESDAY
WIDESPREAD FROST IN THE MORNING. SUNNY. NOT AS COOL
WITH HIGHS AROUND 50. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS AROUND 30.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF
RAIN 40 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE EVENING. COLD WITH LOWS IN THE LOWER 30S.
CHANCE OF RAIN 50 PERCENT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 30S.
SATURDAY
SUNNY. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE UPPER 30S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S.
WYZ117-190400-
SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF WHITAKER, FEDERAL, AND HORSE CREEK
247 PM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
SNOW SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. ADDITIONAL SNOW ACCUMULATION AROUND AN INCH. MUCH
COOLER. NEAR STEADY TEMPERATURE IN THE LOWER 30S. NORTH WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF SNOW NEAR
100 PERCENT.
TONIGHT
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 3 TO
5 INCHES. 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
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. NOT AS
COOL WITH HIGHS IN THE MID 40S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. COLD WITH LOWS IN THE LOWER 30S. SOUTH WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN 40 PERCENT.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. NOT AS COOL WITH HIGHS IN THE MID
50S. SOUTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN 50 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY
WITH A CHANCE OF THUNDERSTORMS. HIGHS AROUND 60. LOWS IN THE MID
30S. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF RAIN 40 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 30S.
HIGHS IN THE MID 60S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
HIGHS IN THE LOWER 70S.
NEZ021-190400-
MORRILL COUNTY-
INCLUDING THE CITIES OF ANGORA, BRIDGEPORT, BAYARD, AND REDINGTON
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.
MUCH COOLER. NEAR STEADY TEMPERATURE AROUND 40. NORTH WINDS 15 TO
20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF RAIN NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
EVENING. WIDESPREAD FROST AFTER MIDNIGHT. COLD WITH LOWS AROUND
30. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH, BECOMING
NORTHWEST 5 TO 10 MPH AFTER MIDNIGHT. CHANCE OF RAIN 40 PERCENT.
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 UPPER 30S. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 50S.
SOUTH WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 70 PERCENT.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
SHOWERS LIKELY. LOWS AROUND 40. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 50 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE MID
70S. LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 80S.
NEZ095-190400-
NORTHERN SIOUX COUNTY-
INCLUDING THE CITY OF HARRISON
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
RAIN SHOWERS, A SLIGHT CHANCE OF THUNDERSTORMS
AND SNOW SHOWERS. LITTLE OR NO SNOW ACCUMULATION. MUCH COOLER.
NEAR STEADY TEMPERATURE IN THE UPPER 30S. NORTH WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY WITH A SLIGHT
CHANCE OF 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 70 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. AREAS OF FROST AFTER MIDNIGHT.
LOWS IN THE MID 30S. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. SOUTH WINDS
15 TO 20 MPH WITH GUSTS UP TO 35 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
SHOWERS LIKELY. LOWS IN THE UPPER 30S. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF
RAIN 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE UPPER 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE MID
70S. LOWS IN THE MID 40S.
SUNDAY
SUNNY, WARMER WITH HIGHS IN THE MID 80S.
WYZ116-190400-
SOUTH LARAMIE RANGE-
INCLUDING THE CITIES OF BUFORD, PUMPKIN VINE, AND VEDAUWOO
247 PM MDT MON MAY 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
...FREEZE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING...
THIS AFTERNOON
SNOW SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. ADDITIONAL SNOW ACCUMULATION AROUND AN INCH. MUCH
COLDER. NEAR STEADY TEMPERATURE IN THE UPPER 20S. NORTHEAST WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF SNOW NEAR
100 PERCENT.
TONIGHT
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
7 INCHES. COLD WITH LOWS AROUND 19. 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
MOSTLY SUNNY. WIDESPREAD FROST. HIGHS IN THE UPPER
30S. SOUTHWEST WINDS 5 TO 10 MPH, BECOMING SOUTHEAST IN THE
AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER
MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. NOT AS COLD WITH LOWS
IN THE UPPER 20S. SOUTH WINDS 10 TO 15 MPH WITH GUSTS UP TO
25 MPH. CHANCE OF SNOW 40 PERCENT.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. NOT AS COOL WITH HIGHS IN THE
UPPER 40S. SOUTHWEST WINDS 10 TO 15 MPH, BECOMING WEST AROUND
5 MPH IN THE AFTERNOON. CHANCE OF RAIN 50 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. COLD WITH LOWS IN THE LOWER
30S.
THURSDAY
PARTLY SUNNY. RAIN SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S. CHANCE OF
RAIN 70 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AND
SNOW SHOWERS AFTER MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. LOWS
IN THE MID 30S. CHANCE OF PRECIPITATION 70 PERCENT.
FRIDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S. CHANCE OF
RAIN 40 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 30S.
HIGHS IN THE LOWER 60S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS AROUND 40. HIGHS
IN THE UPPER 60S.
WYZ110-190400-
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF ARLINGTON AND ELK MOUNTAIN
247 PM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...FREEZE WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON MDT
TUESDAY...
...FREEZE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING...
THIS AFTERNOON
SNOW SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. ADDITIONAL SNOW ACCUMULATION AROUND AN INCH. MUCH
COOLER. NEAR STEADY TEMPERATURE IN THE UPPER 20S. NORTHEAST WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF SNOW NEAR
100 PERCENT.
TONIGHT
MOSTLY CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN THE
EVENING. WIDESPREAD FROST AFTER MIDNIGHT. ADDITIONAL SNOW
ACCUMULATION AROUND AN INCH. TOTAL SNOW ACCUMULATION 8 TO
12 INCHES. COLDER WITH LOWS AROUND 17. NORTH WINDS 10 TO 15 MPH,
BECOMING SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT. CHANCE OF SNOW
70 PERCENT.
TUESDAY
MOSTLY SUNNY. WIDESPREAD FROST. HIGHS IN THE UPPER
30S. WEST WINDS AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. WIDESPREAD FROST. COLD WITH LOWS
IN THE LOWER 20S. SOUTH WINDS AROUND 5 MPH.
WEDNESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. HIGHS
IN THE MID 40S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS IN THE UPPER 20S.
THURSDAY
PARTLY SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE LOWER 50S. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE
EVENING, THEN A CHANCE OF RAIN AND SNOW SHOWERS AFTER MIDNIGHT.
LITTLE OR NO SNOW ACCUMULATION. LOWS IN THE LOWER 30S. CHANCE OF
PRECIPITATION 60 PERCENT.
FRIDAY
PARTLY SUNNY. A CHANCE OF RAIN AND SNOW SHOWERS IN THE
MORNING. HIGHS IN THE MID 50S. CHANCE OF PRECIPITATION
40 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER
60S. LOWS AROUND 40.
SUNDAY
SUNNY. HIGHS IN THE UPPER 60S.
WYZ106-190400-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
INCLUDING THE CITY OF BORDEAUX
247 PM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
SNOW SHOWERS WITH POSSIBLE RAIN SHOWERS AND
THUNDERSTORMS LIKELY. ADDITIONAL SNOW ACCUMULATION AROUND AN
INCH. TOTAL SNOW ACCUMULATION 3 TO 4 INCHES. MUCH COOLER. NEAR
STEADY TEMPERATURE IN THE LOWER 30S. NORTH WINDS AROUND 15 MPH
WITH GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
TONIGHT
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW
SHOWERS IN THE EVENING. WIDESPREAD FROST AFTER MIDNIGHT. COLD
WITH LOWS IN THE LOWER 20S. NORTH WINDS 10 TO 15 MPH WITH GUSTS
UP TO 25 MPH, BECOMING WEST 5 TO 10 MPH AFTER MIDNIGHT. CHANCE OF
PRECIPITATION 20 PERCENT.
TUESDAY
SUNNY. WIDESPREAD FROST IN THE MORNING. AREAS OF FROST
IN THE AFTERNOON. NOT AS COOL WITH HIGHS IN THE MID 40S. WEST
WINDS 5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. WIDESPREAD FROST. COLD WITH LOWS
IN THE LOWER 30S. SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS UP TO
20 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COOL WITH HIGHS IN THE UPPER
50S. WEST WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH.
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
A CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN
SHOWERS LIKELY. LOWS IN THE UPPER 30S. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS. HIGHS IN
THE UPPER 50S. CHANCE OF RAIN 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE UPPER 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE UPPER
60S. LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS IN THE MID 70S.
NEZ020-190400-
BANNER COUNTY-
INCLUDING THE CITY OF HARRISBURG
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
RAIN SHOWERS, A SLIGHT CHANCE OF THUNDERSTORMS
AND SNOW SHOWERS. MUCH COOLER. NEAR STEADY TEMPERATURE IN THE
UPPER 30S. NORTH WINDS AROUND 15 MPH WITH GUSTS UP TO 25 MPH.
CHANCE OF PRECIPITATION NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF SNOW SHOWERS IN THE EVENING. WIDESPREAD FROST AFTER
MIDNIGHT. COLD WITH LOWS IN THE UPPER 20S. NORTHWEST WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION
50 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. SUNNY. NOT AS COOL
WITH HIGHS IN THE MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. NOT AS COOL WITH LOWS IN THE
UPPER 30S. SOUTH WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
BREEZY WITH HIGHS AROUND 60. SOUTH WINDS 15 TO 25 MPH. CHANCE OF
RAIN 30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 70 PERCENT.
THURSDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING.
SHOWERS LIKELY. LOWS IN THE UPPER 30S. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 50 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS AROUND 40. CHANCE OF RAIN 30 PERCENT.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE MID
70S. LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS IN THE LOWER 80S.
WYZ114-190400-
SNOWY RANGE-
INCLUDING THE CITIES OF CENTENNIAL AND ALBANY
247 PM MDT MON MAY 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
THIS AFTERNOON
SNOW SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. SNOW MAY BE HEAVY AT TIMES. ADDITIONAL SNOW
ACCUMULATION OF 1 TO 3 INCHES. MUCH COLDER. NEAR STEADY
TEMPERATURE IN THE UPPER 20S. NORTHEAST WINDS 15 TO 20 MPH WITH
GUSTS UP TO 30 MPH. CHANCE OF SNOW NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. SNOW SHOWERS, MAINLY IN THE EVENING.
ADDITIONAL SNOW ACCUMULATION AROUND AN INCH. TOTAL SNOW
ACCUMULATION 8 TO 14 INCHES. COLDER WITH LOWS 11 TO 19. NORTHEAST
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING SOUTHWEST
AROUND 5 MPH AFTER MIDNIGHT. CHANCE OF SNOW 80 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. COLD WITH LOWS IN THE LOWER 20S.
SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COOL WITH HIGHS IN THE MID 40S.
WEST WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS IN THE MID 20S.
THURSDAY
PARTLY SUNNY. RAIN SHOWERS, SNOW SHOWERS LIKELY WITH
A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. LITTLE OR NO SNOW
ACCUMULATION. HIGHS IN THE LOWER 50S. CHANCE OF PRECIPITATION
60 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. SNOW AND RAIN SHOWERS LIKELY,
MAINLY IN THE EVENING. LITTLE OR NO SNOW ACCUMULATION. COLD WITH
LOWS IN THE UPPER 20S. CHANCE OF PRECIPITATION 60 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SNOW AND RAIN SHOWERS. A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S.
CHANCE OF PRECIPITATION 40 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE UPPER 50S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 30S.
HIGHS IN THE MID 60S.
WYZ104-190400-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
INCLUDING THE CITY OF SEMINOE DAM
247 PM MDT MON MAY 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...FREEZE WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON MDT
TUESDAY...
...FREEZE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING...
THIS AFTERNOON
SNOW SHOWERS. ADDITIONAL SNOW ACCUMULATION
AROUND AN INCH. BRISK AND MUCH COLDER. NEAR STEADY TEMPERATURE IN
THE UPPER 20S. NORTHEAST WINDS 20 TO 25 MPH WITH GUSTS UP TO
35 MPH. CHANCE OF SNOW NEAR 100 PERCENT.
TONIGHT
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 11 TO
15 INCHES. COLD WITH LOWS 15 TO 21. NORTH WINDS 10 TO 15 MPH,
BECOMING WEST AROUND 5 MPH AFTER MIDNIGHT. CHANCE OF SNOW
40 PERCENT.
TUESDAY
MOSTLY SUNNY. WIDESPREAD FROST. HIGHS IN THE MID 30S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. WIDESPREAD FROST. COLD WITH LOWS IN THE LOWER 20S.
SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY
WIDESPREAD FROST IN THE MORNING. SUNNY. HIGHS IN THE
MID 40S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS AROUND 30.
THURSDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AND
SNOW SHOWERS AFTER MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. LOWS
IN THE LOWER 30S. CHANCE OF PRECIPITATION 60 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS IN
THE MORNING, THEN PARTLY SUNNY IN THE AFTERNOON. HIGHS IN THE MID
50S. CHANCE OF PRECIPITATION 40 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER
60S. LOWS AROUND 40.
SUNDAY
SUNNY. HIGHS AROUND 70.
WYZ105-190400-
SHIRLEY BASIN-
INCLUDING THE CITIES OF MEDICINE BOW AND SHIRLEY BASIN
247 PM MDT MON MAY 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...FREEZE WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON MDT
TUESDAY...
...FREEZE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING...
THIS AFTERNOON
SNOW SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. ADDITIONAL SNOW ACCUMULATION UP TO 1 INCH. MUCH
COOLER. NEAR STEADY TEMPERATURE IN THE LOWER 30S. NORTHEAST WINDS
10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF SNOW NEAR
100 PERCENT.
TONIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE
EVENING. WIDESPREAD FROST AFTER MIDNIGHT. LITTLE OR NO SNOW
ACCUMULATION. TOTAL SNOW ACCUMULATION 5 TO 7 INCHES. COLD WITH
LOWS AROUND 17. NORTH WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH,
BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE OF SNOW 50 PERCENT.
TUESDAY
PARTLY SUNNY IN THE MORNING, THEN CLEARING. WIDESPREAD
FROST. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. WIDESPREAD FROST. COLD WITH LOWS IN THE LOWER 20S.
SOUTH WINDS AROUND 5 MPH.
WEDNESDAY
WIDESPREAD FROST IN THE MORNING. MOSTLY SUNNY. HIGHS
IN THE UPPER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH 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
MOSTLY CLOUDY. RAIN SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AND
SNOW SHOWERS AFTER MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. COLD
WITH LOWS IN THE LOWER 30S. CHANCE OF PRECIPITATION 60 PERCENT.
FRIDAY
PARTLY SUNNY. A CHANCE OF RAIN AND SNOW SHOWERS IN THE
MORNING. HIGHS IN THE MID 50S. CHANCE OF PRECIPITATION
40 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE LOWER 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE MID
60S. LOWS IN THE UPPER 30S.
SUNDAY
SUNNY. HIGHS AROUND 70.
WYZ103-190400-
NORTH LARAMIE RANGE-
INCLUDING THE CITY OF GARRETT
247 PM MDT MON MAY 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
THIS AFTERNOON
SNOW SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. ADDITIONAL SNOW ACCUMULATION AROUND AN INCH. MUCH
COLDER. NEAR STEADY TEMPERATURE IN THE UPPER 20S. NORTH WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF SNOW NEAR
100 PERCENT.
TONIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE
EVENING. ADDITIONAL SNOW ACCUMULATION UP TO 1 INCH POSSIBLE.
TOTAL SNOW ACCUMULATION 9 TO 12 INCHES. COLD WITH LOWS 15 TO 21.
NORTH WINDS 10 TO 15 MPH, BECOMING WEST 5 TO 10 MPH AFTER
MIDNIGHT. CHANCE OF SNOW 50 PERCENT.
TUESDAY
SUNNY. NOT AS COOL WITH HIGHS IN THE LOWER 40S. WEST
WINDS 5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. COLD WITH LOWS IN THE MID 20S. SOUTHWEST WINDS 5 TO
10 MPH WITH GUSTS UP TO 20 MPH.
WEDNESDAY
SUNNY. HIGHS AROUND 50. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. COLD WITH LOWS IN THE LOWER 30S.
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
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. A
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SNOW
SHOWERS AFTER MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. LOWS IN
THE MID 30S. CHANCE OF PRECIPITATION 70 PERCENT.
FRIDAY
A CHANCE OF SNOW SHOWERS IN THE MORNING. PARTLY SUNNY
WITH A CHANCE OF RAIN SHOWERS. HIGHS IN THE MID 50S. CHANCE OF
PRECIPITATION 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER
60S. LOWS IN THE LOWER 40S.
SUNDAY
SUNNY. HIGHS AROUND 70.
WYZ112-190400-
SIERRA MADRE RANGE-
247 PM MDT MON MAY 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
THIS AFTERNOON
SNOW SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. SNOW MAY BE HEAVY AT TIMES. ADDITIONAL SNOW
ACCUMULATION OF 2 TO 4 INCHES. BLUSTERY AND MUCH COOLER WITH
HIGHS IN THE MID 30S. NORTHEAST WINDS 20 TO 25 MPH WITH GUSTS UP
TO 45 MPH. CHANCE OF SNOW NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS, MAINLY IN THE
EVENING. ADDITIONAL SNOW ACCUMULATION AROUND AN INCH POSSIBLE.
TOTAL SNOW ACCUMULATION 4 TO 13 INCHES. COLDER WITH LOWS 15 TO
21. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH,
BECOMING SOUTHEAST AROUND 5 MPH AFTER MIDNIGHT. CHANCE OF SNOW
50 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. WEST WINDS
AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS IN THE LOWER 20S. SOUTHEAST WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS
AROUND 5 MPH, BECOMING WEST WITH GUSTS UP TO 20 MPH IN THE
AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLD WITH LOWS IN THE UPPER 20S.
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. RAIN AND SNOW SHOWERS LIKELY,
MAINLY IN THE EVENING. LITTLE OR NO SNOW ACCUMULATION. COLD WITH
LOWS IN THE LOWER 30S. CHANCE OF PRECIPITATION 60 PERCENT.
FRIDAY
A CHANCE OF SNOW SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE LOWER 50S. CHANCE OF SNOW 30 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. COLD
WITH LOWS IN THE LOWER 30S.
SATURDAY
SUNNY. HIGHS AROUND 60.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
SUNDAY
SUNNY. HIGHS IN THE MID 60S.
NEZ096-190400-
SOUTHERN SIOUX COUNTY-
INCLUDING THE CITY OF AGATE
247 PM MDT MON MAY 18 2026
...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT
TUESDAY...
THIS AFTERNOON
RAIN SHOWERS, A SLIGHT CHANCE OF THUNDERSTORMS
AND SNOW SHOWERS. 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.
TONIGHT
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. NORTHWEST WINDS
10 TO 15 MPH. CHANCE OF RAIN 40 PERCENT.
TUESDAY
WIDESPREAD FROST IN THE MORNING. SUNNY. NOT AS COOL
WITH HIGHS IN THE UPPER 50S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTH WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. 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. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 30S. CHANCE OF RAIN 70 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 50 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE MID
70S. LOWS IN THE MID 40S.
SUNDAY
SUNNY. HIGHS IN THE MID 80S.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page