DrJack's BLIPSPOT for: WED 02/04 Truckee 7206ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 18Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time - - - 0659z - - 1001z - - 1334z - - 1853z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - 39.8 - - 45.6 - - 40.6 - - 35.1 Temp@2m Sfc.Heating - - - -8 - - -8 - - -14 - - -23 Sfc.Heating BL Depth - - - 16 - - 16 - - 16 - - 16 BL Depth Hcrit - - - 7206 - - 7206 - - 7206 - - 7206 Hcrit BL Top - - - 7223 - - 7223 - - 7223 - - 7222 BL Top Hgt.Variab. - - - 273 - - 913 - - 396 - - 218 Hgt.Variab. W* - - - 10 - - 24 - - 11 - - 9 W* B/S - - - 1 - - 1 - - 1 - - 0 B/S BL Wind - - - 3 - - 5 - - 3 - - 4 BL Wind Direction - - - 221 - - 141 - - 186 - - 194 Direction Wind Shear - - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - -17 - - -3 - - -12 - - -15 Max.Converg CLOUDpotent - - - -8281 - - -3651 - - -3747 - - -5769 CLOUDpotentl sfcLCL - - - 15505 - - 10875 - - 10970 - - 12991 sfcLCL ODpotential - - - -18344 - - -11231 - - -12956 - - -16805 ODpotential blCL - - - 25567 - - 18454 - - 20179 - - 24027 blCL maxRH - - - 37 - - 31 - - 24 - - 29 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 39.8 - - 45.6 - - 40.6 - - 35.1 Temp@2m DewPt@2m - - - -1.0 - - 23.8 - - 18.6 - - 5.0 DewPt@2m Temp@Bot - - - 45.0 - - 46.3 - - 44.2 - - 42.3 Temp@Bot DewPt@Bot - - - -2.1 - - 22.6 - - 17.4 - - 3.9 DewPt@bot Sfc.Heating - - - -8 - - -8 - - -14 - - -23 Sfc.Heating BL Depth - - - 16 - - 16 - - 16 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 1 - - 3 - - 3 - - 1 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z [ft] ------------------------------------------------------------------------------------------- [ft] 96067 25 293 19 005 19 348 19 355 96067 89095 15 001 16 009 14 061 18 029 89095 83676 12 043 11 349 19 054 12 052 83676 79176 12 056 8 010 19 041 4 095 79176 75284 12 039 8 026 15 047 6 103 75284 71825 14 051 9 032 10 046 10 093 71825 68682 18 056 14 052 10 040 14 072 68682 65802 18 041 18 034 13 032 16 056 65802 63147 18 026 15 003 16 010 15 058 63147 60586 15 033 13 012 13 007 9 055 60586 57909 17 046 16 060 14 055 6 063 57909 55115 29 039 28 060 26 066 16 100 55115 52423 33 037 33 050 29 059 22 089 52423 49970 35 034 32 046 26 057 20 074 49970 47751 35 030 26 039 22 054 22 075 47751 45735 29 035 15 049 15 059 23 080 45735 43902 18 061 13 081 11 083 22 086 43902 42236 21 100 20 087 17 125 27 102 42236 40707 29 107 28 097 32 131 32 119 40707 39287 32 105 28 098 32 126 37 133 39287 37957 30 105 25 106 29 128 38 135 37957 36682 28 108 24 118 27 132 34 135 36682 35404 22 117 21 119 26 134 31 135 35404 34097 20 124 20 118 21 131 30 138 34097 32767 20 129 18 120 15 129 28 143 32767 31403 21 133 18 119 15 126 24 147 31403 29998 22 131 18 117 18 117 22 144 29998 28555 23 128 18 116 19 115 20 143 28555 27078 21 124 19 123 20 120 19 147 27078 25570 17 123 19 129 20 128 18 146 25570 24033 12 140 17 137 18 134 18 141 24033 22466 10 152 14 146 15 135 20 134 22466 20861 7 142 14 146 17 139 21 140 20861 19247 6 108 14 141 19 144 21 149 19247 17703 14 061 13 135 18 145 20 153 17703 16302 22 045 11 125 16 142 19 150 16302 15051 25 039 10 116 13 136 18 147 15051 13928 25 038 9 112 12 130 18 147 13928 12914 22 040 9 111 12 127 18 149 12914 11995 19 046 10 114 13 127 19 152 11995 11163 15 052 11 119 14 129 20 153 11163 10414 13 062 14 125 16 131 22 152 10414 9737 12 072 17 130 18 134 24 151 9737 9119 12 086 20 133 21 136 25 148 9119 8562 13 101 23 135 23 136 26 146 8562 8090 14 111 22 135 22 135 24 143 8090 7723 15 119 19 136 20 134 21 141 7723 7468 11 127 14 137 15 137 15 142 7468 7312 8*140 11*138 10*143 10 149 7312 7222 3*221 5*141 3*186 4*194 7222 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 21Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography