DrJack's BLIPSPOT for: FRI 10/02 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 - - - 67.7 - - 71.0 - - - - - 57.4 Temp@2m Sfc.Heating - - - 199 - - 297 - - - - - -22 Sfc.Heating BL Depth - - - 1849 - - 4119 - - - - - 16 BL Depth Hcrit - - - 8180 - - 10015 - - - - - 7207 Hcrit BL Top - - - 9057 - - 11327 - - - - - 7224 BL Top Hgt.Variab. - - - 1488 - - 1519 - - - - - 436 Hgt.Variab. W* - - - 307 - - 458 - - - - - 6 W* B/S - - - 3 - - 4 - - - - - 0 B/S BL Wind - - - 16 - - 18 - - - - - 4 BL Wind Direction - - - 230 - - 242 - - - - - 264 Direction Wind Shear - - - 11 - - 9 - - - - - 0 Wind Shear Max.Converg - - - -36 - - -37 - - - - - -11 Max.Converg CLOUDpotent - - - -6523 - - -5903 - - - - - -6398 CLOUDpotentl sfcLCL - - - 15581 - - 17231 - - - - - 13623 sfcLCL ODpotential - - - -11643 - - -10981 - - - - - -13438 ODpotential blCL - - - 20700 - - 22308 - - - - - 20662 blCL maxRH - - - 87 - - 89 - - - - - 91 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 67.7 - - 71.0 - - - - - 57.4 Temp@2m DewPt@2m - - - 24.8 - - 20.6 - - - - - 23.8 DewPt@2m Temp@Bot - - - 66.5 - - 69.4 - - - - - 60.3 Temp@Bot DewPt@Bot - - - 24.5 - - 20.1 - - - - - 23.5 DewPt@bot Sfc.Heating - - - 199 - - 297 - - - - - -22 Sfc.Heating BL Depth - - - 1849 - - 4119 - - - - - 16 BL Depth EXPERIMENT - - - 46 - - 54 - - - - - 65 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - - - - 3 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] 97742 15 295 12 294 21 329 97742 90513 10 334 7 323 9 357 90513 84935 11 351 2 346 8 037 84935 80325 3 307 4 013 9 046 80325 76360 1 012 10 006 10 045 76360 72848 1 114 9 340 11 026 72848 69660 3 351 4 306 11 359 69660 66730 8 305 8 296 14 322 66730 64014 10 292 12 265 19 311 64014 61384 11 290 11 256 22 292 61384 58651 18 295 15 271 20 280 58651 55831 30 281 26 276 26 280 55831 53150 40 270 39 276 32 275 53150 50737 42 267 39 273 38 274 50737 48568 41 270 36 281 41 276 48568 46587 42 272 38 286 47 281 46587 44752 41 272 37 284 53 284 44752 43039 38 271 37 278 53 285 43039 41431 34 272 37 274 48 285 41431 39924 34 273 34 267 44 282 39924 38520 36 277 33 272 45 271 38520 37200 44 278 43 269 45 250 37200 35895 49 271 46 258 41 244 35895 34562 42 273 41 251 34 247 34562 33206 35 265 42 265 31 233 33206 31814 32 263 33 265 26 236 31814 30382 31 269 28 260 26 263 30382 28913 29 262 27 259 19 273 28913 27410 29 266 25 267 12 259 27410 25877 31 258 25 267 9 282 25877 24320 27 243 26 257 7 320 24320 22735 21 247 22 251 6 295 22735 21115 19 264 20 266 10 265 21115 19485 18 271 16 275 12 258 19485 17925 17 266 12 269 9 251 17925 16510 14 259 11 260 6 238 16510 15244 12 255 11 257 5 216 15244 14103 12 253 13 252 5 209 14103 13070 14 250 17 245 4 209 13070 12132 17 247 19*240 5 222 12132 11281 20 243 19*240 8 238 11281 10513 23 238 19 240 12 245 10513 9818 23 234 19 241 15 247 9818 9183 22*231 19 242 18 246 9183 8609 20*229 19 243 18 246 8609 8122 18 230 19 243 15 250 8122 7742 17 230 18 244 13 261 7742 7478 15 230 16 244 11 266 7478 7317 13 230 14 244 9*265 7317 7224 9 230 10 244 4*264 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