Drought Information Statement Issued by NWS Cheyenne, WY
000
AXUS75 KCYS 030200
DGTCYS
WYC001-007-009-015-021-027-031-NEC007-013-033-045-105-123-157-165-
022359-
DROUGHT INFORMATION STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
800 PM MDT SUN JUN 2 2013
...CONTINUED IMPROVEMENT IN DROUGHT CONDITIONS LAST MONTH FOR EAST
CENTRAL...SOUTH CENTRAL AND SOUTHEAST WYOMING AND THE WESTERN
NEBRASKA PANHANDLE...
SYNOPSIS...
THE LATEST U.S. DROUGHT MONITOR RELEASED ON MAY 30 SHOWED ABNORMALLY
DRY /D0/ CONDITIONS OVER MUCH OF THE SOUTHERN HALF OF LARAMIE
COUNTY...WITH MODERATE DROUGHT /D1/ INTO SOUTHEAST ALBANY AND
SOUTHERN PLATTE AND GOSHEN COUNTIES IN SOUTHEAST WYOMING. SEVERE
DROUGHT /D2/ SURROUNDED THE D1 AREA...WITH EXTREME DROUGHT /D3/ IN
CENTRAL CARBON COUNTY...CONVERSE COUNTY LOWER ELEVATIONS AND
NIOBRARA COUNTY. SEVERE DROUGHT FROM THE SOUTHWEST CORNER OF SIOUX
COUNTY THROUGH SCOTTS BLUFF...BANNER AND KIMBALL COUNTIES WAS
SURROUNDED BY EXTREME DROUGHT OVER THE REMAINDER OF THE WESTERN
NEBRASKA PANHANDLE.
SUMMARY OF IMPACTS...
RIVER AND STREAMFLOW CONDITIONS...
THE 28-DAY AVERAGE STREAMFLOWS ENDING JUNE 1 WERE WITHIN THE NORMAL
25TH TO 75TH PERCENTILE RANGE FOR EAST CENTRAL AND SOUTHEAST WYOMING
AND THE WESTERN NEBRASKA PANHANDLE. STREAMFLOWS WERE BELOW NORMAL OR
WITHIN THE 10TH TO 24TH PERCENTILE RANGE OVER PORTIONS OF SOUTH
CENTRAL WYOMING...INCLUDING SOUTHWEST CARBON COUNTY.
FIRE WEATHER IMPACTS...
AS OF JUNE 2...MODERATE TO HIGH FIRE DANGER WAS OBSERVED OVER SOUTH
CENTRAL AND SOUTHEAST WYOMING. LOW TO MODERATE FIRE DANGER WAS NOTED
ELSEWHERE. CHECK WITH YOUR COUNTY OFFICIALS FOR THE LATEST BURNING
RESTRICTIONS.
CLIMATE SUMMARY...
THE MAJORITY OF THE STATISTICAL AND DYNAMICAL MODELS PREDICT
ENSO-NEUTRAL CONDITIONS THROUGH AUTUMN 2013.
BELOW ARE THE CUMULATIVE PRECIPITATION AMOUNTS FROM SELECTED
LOCATIONS ACROSS EAST CENTRAL...SOUTH CENTRAL AND SOUTHEAST WYOMING
AND THE WESTERN NEBRASKA PANHANDLE FOR THE CURRENT WATER YEAR...
LOCATION WATER YEAR PRECIPITATION % AVERAGE
TO DATE (OCT 1-MAY 31 2012) (1981-2010)
--------- --------------------------- ------------
CHEYENNE WY 7.21 90
ALLIANCE NE 6.32 86
CHADRON NE 7.89 84
DOUGLAS WY 5.85 75
LARAMIE WY 4.80 86
RAWLINS WY 3.17 56
SCOTTSBLUFF NE 5.91 68
SIDNEY NE 6.60 74
TORRINGTON WY 4.83 66
COOPERATIVE OBSERVATION
STATIONS:
SHIRLEY BASIN WY 4.57 75
SYBILLE RESEARCH WY 6.41 67
CHUGWATER WY 7.37 79
FT LARAMIE WY 5.59 71
HARRISON NE 7.27 76
AGATE 3E NE 4.89 70
HARRISBURG 12WNW NE 5.66 69
KIMBALL 2N NE 5.84 72
DALTON NE 10.50 104
HEMINGFORD NE 8.22 99
THESE DATA ARE PRELIMINARY AND HAVE NOT UNDERGONE FINAL QUALITY
CONTROL BY THE NATIONAL CLIMATIC DATA CENTER /NCDC/...AND ARE
SUBJECT TO REVISION. FINAL AND CERTIFIED CLIMATE DATA CAN BE
ACCESSED AT WWW.NCDC.NOAA.GOV.
TEMPERATURE AND PRECIPITATION OUTLOOKS...
THE 8 TO 14 DAY OUTLOOK FOR JUNE 10 THROUGH JUNE 16 PREDICTS ABOVE
NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION FOR EAST
CENTRAL...SOUTHEAST AND SOUTH CENTRAL WYOMING. NEAR NORMAL
TEMPERATURES AND PRECIPITATION ARE PREDICTED FOR THE WESTERN
NEBRASKA PANHANDLE.
THE 30 DAY OUTLOOK FOR JUNE FAVORS ABOVE NORMAL TEMPERATURES FOR
ALL BUT THE NORTHERN NEBRASKA PANHANDLE WHERE EQUAL CHANCES FOR
ABOVE...NEAR OR BELOW NORMAL TEMPERATURES ARE FORECAST. EQUAL
CHANCES FOR ABOVE...NEAR OR BELOW NORMAL PRECIPITATION ARE
FORECAST.
THE 90 DAY OUTLOOK FOR JUNE THROUGH AUGUST FAVORS ABOVE NORMAL
TEMPERATURES. PRECIPITATION WILL BE BELOW NORMAL FOR THE WESTERN
NEBRASKA PANHANDLE AND EXTREME SOUTHEAST WYOMING. ELSEWHERE...EQUAL
CHANCES FOR ABOVE...NEAR OR BELOW NORMAL PRECIPITATION ARE FORECAST.
THE U.S. SEASONAL DROUGHT OUTLOOK ISSUED ON MAY 16 PREDICTS SOME
IMPROVEMENT TO DROUGHT CONDITIONS THROUGH AUGUST.
HYDROLOGIC SUMMARY AND OUTLOOK...
THE FOLLOWING RESERVOIR DATA WAS OBTAINED ON MAY 30...
RESERVOIR PERCENT FULL
SEMINOE WY 57
KORTES WY 97
PATHFINDER 39
ALCOVA WY 98
GRAY REEF WY 74
GLENDO WY 84
GUERNSEY WY 18
LAKE ALICE NE 36
MINATARE NE 52
WINTERS CREEK NE 21
NEXT ISSUANCE DATE...
THIS PRODUCT WILL BE UPDATED JULY 2 OR SOONER IF NECESSARY IN
RESPONSE TO SIGNIFICANT CHANGES IN CONDITIONS.
&&
RELATED WEB SITES...
ADDITIONAL INFORMATION ON CURRENT DROUGHT CONDITIONS MAY BE FOUND AT
THE FOLLOWING WEB ADDRESSES /USE LOWER CASE LETTERS/...
NWS CHEYENNE LOCAL CLIMATE PAGE...
HTTP://WWW.NWS.NOAA.GOV/CLIMATE/LOCAL_DATA.PHP?WFO=CYS
U.S. DROUGHT MONITOR...HTTP://WWW.DROUGHT.GOV
NOAA DROUGHT PAGE...HTTP://WWW.DROUGHT.NOAA.GOV
CLIMATE PREDICTION CENTER /CPC/...HTTP://WWW.CPC.NCEP.NOAA.GOV
ADDITIONAL RIVER AND RESERVOIR INFORMATION...
NWS ADVANCED HYDROLOGIC PREDICTION SERVICE /AHPS/...
HTTP://WWW.WATER.GOV/AHPS2/INDEX.PHP?WFO=CYS
USGS...HTTP://WATER.USGS.GOV/
USBR...HTTP://WWW.USBR.GOV/
ACKNOWLEDGMENTS...
THE DROUGHT MONITOR IS A MULTI-AGENCY EFFORT INVOLVING NOAA/S
NATIONAL WEATHER SERVICE AND NATIONAL CLIMATIC DATA CENTER...THE
USDA...STATE AND REGIONAL CENTER CLIMATOLOGISTS AND THE NATIONAL
DROUGHT MITIGATION CENTER. INFORMATION FOR THIS STATEMENT HAS BEEN
GATHERED FROM NWS AND FAA OBSERVATION SITES...STATE COOPERATIVE
EXTENSION SERVICES...THE USDA...USACE AND USGS.
QUESTIONS OR COMMENTS...
IF YOU HAVE ANY QUESTIONS OR COMMENTS ABOUT THIS DROUGHT INFORMATION
STATEMENT...PLEASE CONTACT...
ROB COX
SCIENCE AND OPERATIONS OFFICER
NATIONAL WEATHER SERVICE
1301 AIRPORT PKWY
CHEYENNE WY 82001
TELEPHONE...307-772-2468
EMAIL...ROB.COX@NOAA.GOV
$$
JAMSKI