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Drought Information Statement
Issued by NWS Cheyenne, WY
Issued by NWS Cheyenne, WY
Versions: 1
2
000 AXUS75 KCYS 031155 DGTCYS WYC001-007-009-015-021-027-031-NEC007-013-033-045-105-123-157-165- 312359- DROUGHT INFORMATION STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 555 AM MDT FRI MAY 3 2013 ...BENEFICIAL MOISTURE FROM APRIL SNOWSTORMS ALLEVIATED DROUGHT CONDITIONS FOR EAST CENTRAL...SOUTH CENTRAL AND SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE... SYNOPSIS... THE LATEST U.S. DROUGHT MONITOR RELEASED ON APRIL 30 DEPICTED MODERATE DROUGHT /D1/ FOR SOUTHEAST ALBANY AND MOST OF LARAMIE COUNTIES. SEVERE DROUGHT /D2/ EXISTED OVER THE REMAINDER OF SOUTHEAST WYOMING AND SURROUNDED EXTREME DROUGHT /D3/ IN CENTRAL CARBON COUNTY...CONVERSE COUNTY LOWER ELEVATIONS...NIOBRARA COUNTY...NORTHEAST PLATTE AND GOSHEN COUNTIES. EXTREME DROUGHT PREVAILED OVER ALL EXCEPT THE EXTREME SOUTHWEST CORNER OF THE WESTERN NEBRASKA PANHANDLE WHERE MODERATE DROUGHT EXISTED. SUMMARY OF IMPACTS... RIVER AND STREAMFLOW CONDITIONS... THE 28-DAY AVERAGE STREAMFLOWS ENDING MAY 1 WERE WITHIN THE NORMAL 25TH TO 75TH PERCENTILE RANGE FOR EAST CENTRAL WYOMING AND THE NORTHERN NEBRASKA PANHANDLE. MUCH BELOW NORMAL OR LESS THAN THE 10TH PERCENTILE STREAMFLOWS WERE OBSERVED IN SOUTHWEST CARBON COUNTY. THROUGHOUT THE REMAINDER OF SOUTH CENTRAL AND SOUTHEAST WYOMING AND THE SOUTHERN NEBRASKA PANHANDLE...STREAMFLOWS WERE BELOW NORMAL OR WITHIN THE 10TH TO 24TH PERCENTILE RANGE. FIRE WEATHER IMPACTS... AS OF MAY 2...LOW FIRE DANGER WAS OBSERVED OVER SOUTHERN ALBANY AND LARAMIE COUNTIES IN SOUTHEAST WYOMING AND DAWES COUNTY IN THE NORTHERN NEBRASKA PANHANDLE. 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 THE SUMMER MONTHS. 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-APR 30 2012) (1981-2010) --------- --------------------------- ------------ CHEYENNE WY 6.20 102 ALLIANCE NE 3.95 84 CHADRON NE 6.51 98 DOUGLAS WY 2.70 51 LARAMIE WY 3.21 83 RAWLINS WY 2.36 56 SCOTTSBLUFF NE 4.53 74 SIDNEY NE 3.27 56 TORRINGTON WY 2.84 58 COOPERATIVE OBSERVATION STATIONS: SHIRLEY BASIN WY 2.87 65 SYBILLE RESEARCH WY 5.08 72 CHUGWATER WY 5.93 92 FT LARAMIE WY 3.98 80 HARRISON NE 3.98 63 AGATE 3E NE 3.58 85 HARRISBURG 12WNW NE 3.78 65 KIMBALL 2N NE 3.98 73 DALTON NE 7.19 103 HEMINGFORD NE 4.39 79 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 MAY 10 THROUGH MAY 16 FAVORS ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION. THE 30 DAY OUTLOOK FOR MAY FAVORS EQUAL CHANCES FOR ABOVE...NEAR OR BELOW NORMAL TEMPERATURES AND PRECIPITATION. THE 90 DAY OUTLOOK FOR MAY THROUGH JULY FAVORS ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION. THE U.S. SEASONAL DROUGHT OUTLOOK ISSUED ON MAY 2 PREDICTS SOME IMPROVEMENT TO DROUGHT CONDITIONS THROUGH JULY. HYDROLOGIC SUMMARY AND OUTLOOK... THE FOLLOWING RESERVOIR DATA WAS OBTAINED ON MAY 1... RESERVOIR PERCENT FULL SEMINOE WY 49 KORTES WY 99 PATHFINDER 39 ALCOVA WY 98 GRAY REEF WY 73 GLENDO WY 77 GUERNSEY WY 15 LAKE ALICE NE 2 MINATARE NE 28 WINTERS CREEK NE 14 NEXT ISSUANCE DATE... THIS PRODUCT WILL BE UPDATED JUNE 3 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
- Cheyenne, WY Weather Forecast Office
- 1301 Airport Parkway
- Cheyenne, WY 82001-1549
- 307-772-2468
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- Page last modified: May 1st, 2013 15:31 UTC