Weather Blog

February Precipitation Summary

rainy roads

Here is the February "precipitation in review" by the National Weather Service:

WASHINGTON PRECIPITATION SUMMARY
NATIONAL WEATHER SERVICE SEATTLE WA
100 PM PST MON MAR 9 2009

...WASHINGTON PRECIPITATION SUMMARY FOR THE MONTH OF FEBRUARY...

PRECIPITATION IN WASHINGTON DURING THE MONTH OF FEBRUARY WAS BELOW
NORMAL TO MUCH BELOW NORMAL. USING PRELIMINARY DATA...HERE ARE
RANKINGS FOR FEBRUARIES FOR A FEW SELECTED SITES THAT WERE
PARTICULARLY DRY THIS MONTH:
FORKS 3.76 INCHES 5TH
OLYMPIA 1.60 INCHES 4TH
MAZAMA 0.49 INCHES 5TH

FOR WESTERN WASHINGTON...THE PERCENTAGE OF NORMAL PRECIPITATION
RANGED FROM JUST 25 FOR THE OLYMPICS TO 59 FOR THE NORTHWEST
INTERIOR. THE GREATEST AMOUNT OF PRECIPITATION AT CLIMATE STATIONS
FOR THE MOUNTAINS...COASTS AND INTERIOR LOWLANDS WAS 4.65 INCHES AT
PARADISE...4.21 INCHES AT ABERDEEN... AND 4.13 INCHES NEAR MATLOCK
RESPECTIVELY.

FOR EASTERN WASHINGTON...THE PERCENTAGE OF NORMAL PRECIPITATION
RANGED FROM ONLY 27 FOR THE EAST SLOPES OF THE CASCADES TO 74 FOR
THE CENTRAL BASIN AND THE PALOUSE AND BLUE MOUNTAINS REGION. THE
GREATEST AMOUNT OF PRECIPITATION AT CLIMATE STATIONS FOR THE
MOUNTAINS AND LOWLANDS WAS 2.46 INCHES AT MT. ADAMS AND 2.12 INCHES
AT OMAK RESPECTIVELY.

THE OUTLOOK FOR MARCH AND BEYOND...THE OUTLOOK FOR THE NEXT TWO WEEKS
IS FOR BELOW NORMAL PRECIPITATION FOR THE STATE EXCEPT FOR THE
NORTHWEST CORNER OF THE STATE WHERE IT IS NEAR NORMAL. THE OUTLOOK
FOR THE MONTH OF MARCH AND FOR THE PERIOD MARCH THROUGH MAY IS FOR
EQUAL CHANCES OF BELOW...ABOVE...OR NORMAL PRECIPITATION.


THE TABLE BELOW GIVES PRECIPITATION FIGURES AS A PERCENT OF NORMAL
FOR REGIONS OF WASHINGTON. THE CURRENT WATER YEAR BEGAN 1 OCTOBER
2008 AND ENDS 30 SEPTEMBER 2009.

FEB WATER YEAR PAST 3 PAST 12
2009 TO DATE MONTHS MONTHS
WESTERN WASHINGTON
COAST 36 84 72 83
OLYMPICS 25 64 50 68
NORTHWEST INTERIOR 59 99 92 100
PUGET SOUND LOWLANDS 38 83 70 85
SOUTHWEST INTERIOR 28 82 80 81
WEST FOOTHILLS CASCADES 30 92 87 93
CASCADES 29 86 82 88

EASTERN WASHINGTON
EAST SLOPES CASCADES 27 89 72 77
OKANOGAN 52 83 70 74
CENTRAL BASIN 74 90 92 75
NORTHEAST 77 95 95 86
PALOUSE AND BLUE MOUNTAINS 74 106 129 94



THE TABLE BELOW EXPRESSES PRECIPITATION IN INCHES AND AS A PERCENT OF
NORMAL FOR A VARIETY OF LOCATIONS AROUND THE STATE. OCCASIONALLY
MISSING DATA AT A SITE ARE ESTIMATED USING OBSERVED DATA FROM
SURROUNDING STATIONS.

FEB 2009 WATER YEAR TO DATE PAST 12 MONTHS
INCHES PCT INCHES PCT INCHES PCT

QUILLAYUTE 3.22 26 51.68 79 80.47 79
HOQUIAM 3.11 37 37.45 83 56.78 83
BELLINGHAM 2.12 67 18.23 89 32.10 92
SEATTLE 1.51 36 19.70 82 31.91 86
OLYMPIA 1.60 26 25.23 74 36.83 73
LONGVIEW* 1.48 28 26.77 86 42.25 86

CONCRETE 2.03 27 42.46 92 64.66 91
SNOQUALMIE FALLS 1.45 22 30.04 79 55.19 90
RANDLE 1E 3.21 47 40.17 102 60.24 99
DIABLO DAM 1.77 21 39.73 73 59.15 75
STAMPEDE PASS* 2.55 29 51.18 94 80.64 96
PARADISE 4.65 33 72.32 91 106.45 89

WINTHROP 0.43 29 8.03 89 10.79 72
STEHEKIN* 1.16 27 26.16 96 30.08 83
LEAVENWORTH 0.84 26 16.93 92 19.90 79
MOUNT ADAMS 2.46 40 18.64 60 26.98 62
WENATCHEE 0.42 45 4.82 85 5.90 65
YAKIMA 0.67 84 3.89 79 5.35 65

COULEE DAM 0.69 68 4.95 91 8.05 72
LIND* 0.63 74 4.76 89 7.22 73
REPUBLIC 1.37 103 7.83 110 16.93 100
SPOKANE 1.21 80 8.13 92 14.30 86
PULLMAN 1.38 66 12.20 105 20.27 96
DAYTON 1.49 80 11.56 107 18.48 95

* = ESTIMATED