National Weather Service Text Product Display

Drought Information Statement
Issued by NWS Cheyenne, WY
Versions: 1 2

000
AXUS75 KCYS 011815
DGTCYS
WYC001-007-009-015-021-027-031-NEC007-013-033-045-105-123-157-165-
302359-

DROUGHT INFORMATION STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
1215 PM MST MON APR 1 2013

...SEVERE TO EXCEPTIONAL DROUGHT CONDITIONS CONTINUE FOR EAST
CENTRAL...SOUTH CENTRAL AND SOUTHEAST WYOMING AND THE WESTERN
NEBRASKA PANHANDLE...

SYNOPSIS...

THE LATEST U.S. DROUGHT MONITOR RELEASED ON MARCH 26 SHOWED SEVERE
DROUGHT /D2/ AFFECTING SOUTHERN PLATTE...MUCH OF LARAMIE...THE
SOUTHERN HALF OF ALBANY AND EXTREME SOUTHEAST CARBON COUNTIES.
EXTREME DROUGHT CONDITIONS /D3/ PREVAILED OVER THE REST OF SOUTH
CENTRAL AND SOUTHEAST WYOMING. EXCEPTIONAL DROUGHT /D4/ CONDITIONS
EXISTED ACROSS THE WESTERN NEBRASKA PANHANDLE AND EAST CENTRAL
WYOMING.

SUMMARY OF IMPACTS...

RIVER AND STREAMFLOW CONDITIONS...

28-DAY AVERAGE STREAMFLOWS ENDING MARCH 31 WERE WITHIN THE NORMAL
25TH TO 75TH PERCENTILE IN NORTHWEST CARBON...EAST CENTRAL WYOMING
AND MUCH OF THE NORTHERN NEBRASKA PANHANDLE. ACROSS THE REMAINDER
OF SOUTH CENTRAL AND SOUTHEAST WYOMING AND THE SOUTHERN NEBRASKA
PANHANDLE...STREAMFLOWS WERE BELOW NORMAL OR WITHIN THE 10TH TO 24TH
PERCENTILE.

FIRE WEATHER IMPACTS...

AS OF MARCH 27...LOW FIRE DANGER WAS OBSERVED OVER SOUTHERN CARBON
AND ALBANY COUNTIES...INCLUDING THE SNOWY AND SIERRA MADRE MOUNTAIN
RANGES. ELSEWHERE...MODERATE FIRE DANGER EXISTED. 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 JUNE.

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-MAR 31 2012)       (1981-2010)
---------              ---------------------------       ------------

CHEYENNE WY                        3.21                      83
ALLIANCE NE                        1.65                      50
CHADRON NE                         3.19                      69
DOUGLAS WY                         2.19                      58
LARAMIE WY                         2.36                      83
RAWLINS WY                         1.77                      55
SCOTTSBLUFF NE                     2.10                      49
SIDNEY NE                          1.83                      49
TORRINGTON WY                      1.69                      52

COOPERATIVE OBSERVATION
STATIONS:

SHIRLEY BASIN WY                   2.33                      71
SYBILLE RESEARCH WY                3.83                      76
CHUGWATER WY                       3.87                      84
FT LARAMIE WY                      2.04                      59
HARRISON NE                        2.29                      56
AGATE 3E NE                        1.29                      46
HARRISBURG 12WNW NE                2.18                      53
KIMBALL 2N NE                      1.76                      47
DALTON NE                          4.32                      88
HEMINGFORD NE                      1.93                      51

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 8-14 DAY OUTLOOK FOR APRIL 8 THROUGH APRIL 14 PREDICTS ABOVE
NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.

THE 30 DAY OUTLOOK FOR APRIL AND 90 DAY OUTLOOK FOR APRIL THROUGH
JUNE PREDICT ABOVE NORMAL TEMPERATURES AND EQUAL CHANCES FOR
ABOVE...NEAR OR BELOW NORMAL PRECIPITATION.

THE U.S. SEASONAL DROUGHT OUTLOOK ISSUED ON MARCH 21 INDICATES SOME
IMPROVEMENT TO DROUGHT CONDITIONS THROUGH JUNE.

HYDROLOGIC SUMMARY AND OUTLOOK...

THE FOLLOWING RESERVOIR DATA WAS OBTAINED ON MARCH 31...

RESERVOIR                 PERCENT FULL

SEMINOE WY                    48
KORTES WY                    100
PATHFINDER                    42
ALCOVA WY                     85
GRAY REEF WY                  85
GLENDO WY                     66
GUERNSEY WY                   15
LAKE ALICE NE                  3
MINATARE NE                   26
WINTERS CREEK NE              16

NEXT ISSUANCE DATE...

THIS PRODUCT WILL BE UPDATED MAY 1 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
National Weather Service Weather Forecast Office
