DrJack's BLIPSPOT for: TUE 09/08 Truckee 7208ft 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 - - - 0955z - - 1000z - - - - - 1854z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - - - - 9 hr FCST PERIOD Temp@2m - - - 65.2 - - 70.9 - - - - - 58.2 Temp@2m Sfc.Heating - - - 294 - - 418 - - - - - -6 Sfc.Heating BL Depth - - - 2820 - - 5447 - - - - - 16 BL Depth Hcrit - - - 9019 - - 11186 - - - - - 7207 Hcrit BL Top - - - 10028 - - 12655 - - - - - 7224 BL Top Hgt.Variab. - - - 1657 - - 1735 - - - - - 1523 Hgt.Variab. W* - - - 402 - - 563 - - - - - 2 W* B/S - - - 8 - - 12 - - - - - 0 B/S BL Wind - - - 9 - - 9 - - - - - 4 BL Wind Direction - - - 203 - - 220 - - - - - 265 Direction Wind Shear - - - 4 - - 3 - - - - - 0 Wind Shear Max.Converg - - - -5 - - -9 - - - - - -9 Max.Converg CLOUDpotent - - - -6468 - - -4191 - - - - - -4601 CLOUDpotentl sfcLCL - - - 16496 - - 16847 - - - - - 11826 sfcLCL ODpotential - - - -12993 - - -8530 - - - - - -10376 ODpotential blCL - - - 23021 - - 21185 - - - - - 17600 blCL maxRH - - - 60 - - 73 - - - - - 65 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 65.2 - - 70.9 - - - - - 58.2 Temp@2m DewPt@2m - - - 18.2 - - 22.0 - - - - - 32.0 DewPt@2m Temp@Bot - - - 63.2 - - 68.4 - - - - - 61.9 Temp@Bot DewPt@Bot - - - 17.4 - - 21.3 - - - - - 31.8 DewPt@bot Sfc.Heating - - - 294 - - 418 - - - - - -6 Sfc.Heating BL Depth - - - 2820 - - 5447 - - - - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 2 - - 3 - - - - - 5 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] 99121 16 128 17 138 6 167 99121 91633 10 119 11 134 5 141 91633 85825 12 122 11 134 10 089 85825 81027 13 123 9 093 14 087 81027 76929 13 107 8 131 15 093 76929 73331 14 101 16 127 12 062 73331 70078 10 121 11 080 10 101 70078 67079 6 102 10 076 11 110 67079 64300 4 144 1 102 8 039 64300 61624 5 190 8 217 7 266 61624 58840 15 218 20 232 17 246 58840 55955 22 236 25 240 22 260 55955 53217 30 242 35 238 38 256 53217 50772 41 248 44 249 59 250 50772 48576 51 256 55 252 62 244 48576 46583 61 254 65 249 68 250 46583 44765 66 251 72 248 85 250 44765 43074 66 253 71 247 85 248 43074 41485 63 256 66 249 80 249 41485 39996 55 255 58 251 75 249 39996 38605 49 256 49 252 70 251 38605 37282 45 259 40 257 67 254 37282 35963 39 263 37 257 65 253 35963 34620 37 264 37 256 64 255 34620 33254 38 263 37 256 55 260 33254 31856 39 262 36 256 37 261 31856 30421 35 262 32 256 28 257 30421 28948 31 261 29 253 25 248 28948 27440 29 259 27 249 25 240 27440 25900 27 257 26 249 21 244 25900 24332 24 256 25 246 16 256 24332 22734 21 256 23 243 14 262 22734 21102 18 250 22 242 13 254 21102 19470 16 243 21 246 13 238 19470 17912 14 237 19 250 13 229 17912 16497 13 234 17 247 12 216 16497 15231 12 230 14 234 12 188 15231 14092 12 229 11 215 14 164 14092 13062 11 228 8*203 13 153 13062 12126 10 220 8*204 12 151 12126 11278 10 206 8 208 11 154 11278 10512 10*200 8 214 10 159 10512 9819 10*201 9 220 9 168 9819 9183 10 202 9 224 8 182 9183 8610 10 203 10 226 6 208 8610 8123 10 204 10 228 6 237 8123 7744 9 205 9 230 7 253 7744 7479 8 204 9 230 6 259 7479 7317 8 204 8 230 5*261 7317 7224 6 203 6 230 4*265 7224 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