Airborne Snow Survey Products
.B GAMMA 990120 /SAIRF/SWIRF
:TO ------ Service Hydrologist (Please give HARDCOPY to SH)
:FROM ---- Tom Carroll, (612) 361-6610 ext 225, Minneapolis, Minnesota
:Visit our web page at www.nohrsc.nws.gov
:SUBJECT - AIRBORNE SNOW WATER EQUIVALENT DATA 990120222453
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: Total No. of flight lines sent = 10
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:Line Survey %SC SWE SWE %SM Est Fall %SM Pilot
:No. Date (in) (35%) (M) Typ Date (F) Remarks
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MI113 DY990120 / 100 / 1.8 : 1.2, 25 SE 0 , 25 OLD CRUSTY SNOW
MI114 DY990120 / 100 / 2.3 : 1.7, 25 SE 0 , 25
MI115 DY990120 / 100 / 0.8 : 0.3, 25 SE 0 , 25 TOWN LINE RVR FRZ
MI116 DY990120 / 100 / 0.7 : 0.2, 25 SE 0 , 25 HOUGHTON LAKE FROZEN
MI117 DY990120 / 100 / 1.8 : 1.3, 25 SE 0 , 25
MI118 DY990120 / 100 / 1.6 : 1.0, 25 SE 0 , 25
MI121 DY990120 / 100 / 1.6 : 1.0, 25 SE 0 , 25 MUSKEGON RVR OPEN 90
MI123 DY990120 / 100 / 1.8 : 1.3, 25 SE 0 , 25
MI124 DY990120 / 100 / 1.9 : 1.4, 25 SE 0 , 25 TWIN RVR PRTLY OPN
MI138 DY990120 / 100 / 3.1 : 2.6, 25 SE 0 , 25
Conditions on the ground observed over the survey area were of complete
snow cover with frozen lakes and many frozen rivers. Partially open
rivers are noted in the survey line comments.