DrJack's BLIPSPOT for: WED 03/04 Truckee 7205ft 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 - - - 0952z - - 1001z - - 1333z - - 1855z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - 32.6 - - 30.9 - - 31.0 - - 23.1 Temp@2m Sfc.Heating - - - 96 - - 63 - - 42 - - -27 Sfc.Heating BL Depth - - - 1063 - - 1272 - - 2767 - - 16 BL Depth Hcrit - - - 7205 - - 7205 - - 7205 - - 7205 Hcrit BL Top - - - 8269 - - 8478 - - 9972 - - 7222 BL Top Hgt.Variab. - - - 852 - - 3378 - - 3418 - - 1916 Hgt.Variab. W* - - - 206 - - 190 - - 219 - - 0 W* B/S - - - 1 - - 1 - - 2 - - 0 B/S BL Wind - - - 34 - - 26 - - 22 - - 5 BL Wind Direction - - - 242 - - 269 - - 286 - - 284 Direction Wind Shear - - - 25 - - 18 - - 16 - - 0 Wind Shear Max.Converg - - - -80 - - -57 - - -34 - - -10 Max.Converg CLOUDpotent - - - 1047 - - 1256 - - 2688 - - 1 CLOUDpotentl sfcLCL - - - 7222 - - 7222 - - 7284 - - 7222 sfcLCL ODpotential - - - -2969 - - 273 - - 314 - - -1816 ODpotential blCL - - - 11238 - - 8205 - - 9658 - - 9038 blCL maxRH - - - 87 - - 92 - - 91 - - 88 maxRH CAPE - - - 0 - - 10 - - 20 - - 0 CAPE Temp@2m - - - 32.6 - - 30.9 - - 31.0 - - 23.1 Temp@2m DewPt@2m - - - 28.8 - - 27.7 - - 24.5 - - 20.7 DewPt@2m Temp@Bot - - - 32.3 - - 30.6 - - 30.9 - - 25.7 Temp@Bot DewPt@Bot - - - 28.0 - - 27.0 - - 23.5 - - 22.6 DewPt@bot Sfc.Heating - - - 96 - - 63 - - 42 - - -27 Sfc.Heating BL Depth - - - 1063 - - 1272 - - 2767 - - 16 BL Depth EXPERIMENT - - - 50 - - 68 - - 63 - - 52 EXPERIMENT EXPERIMENT2 - - - 4 - - 4 - - 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] 96243 5 298 18 271 21 308 14 328 96243 89158 8 330 15 286 17 296 13 318 89158 83700 12 324 13 325 9 305 11 316 83700 79180 13 321 16 299 12 293 10 302 79180 75320 15 311 12 298 5 332 3 045 75320 71878 17 300 20 299 17 307 10 345 71878 68729 25 263 34 261 27 267 26 266 68729 65842 26 259 28 231 17 234 20 242 65842 63119 20 273 12 233 14 232 15 266 63119 60427 22 301 14 280 33 273 37 284 60427 57614 41 295 54 275 53 273 47 276 57614 54706 58 275 69 267 55 274 46 275 54706 51915 59 271 65 275 51 283 45 272 51915 49374 65 281 63 279 55 289 45 275 49374 47076 68 276 61 271 62 287 49 280 47076 44984 62 267 56 266 63 280 54 278 44984 43065 50 265 50 270 56 277 52 279 43065 41297 43 270 47 281 52 286 51 293 41297 39659 46 276 53 288 63 292 61 300 39659 38137 56 274 63 279 70 287 67 299 38137 36727 63 265 68 266 69 282 70 295 36727 35400 59 253 63 262 64 282 70 291 35400 34093 48 249 56 268 62 281 64 287 34093 32773 39 259 55 280 56 280 54 289 32773 31441 44 273 62 288 53 290 50 303 31441 30088 54 276 73 288 60 300 60 315 30088 28708 59 269 82 284 71 303 70 315 28708 27304 62 261 88 280 79 300 72 311 27304 25878 66 257 89 278 80 296 70 308 25878 24434 70 261 85 279 77 295 64 310 24434 22976 75 268 80 280 73 294 58 314 22976 21502 78 271 76 282 71 294 53 316 21502 20002 81 274 73 283 68 294 48 318 20002 18500 80 276 69 284 62 294 45 322 18500 17067 73 274 62 284 54 293 42 325 17067 15765 65 267 55 283 45 293 38 326 15765 14602 61 260 49 282 37 294 33 326 14602 13556 59 255 44 281 32 295 28 324 13556 12608 58 253 40 278 29 293 25 319 12608 11749 56 252 37 273 27 292 22 315 11749 10968 53 251 36 270 27 291 21 310 10968 10262 50 250 35 269 26*290 20 305 10262 9623 48 249 34 269 25*288 20 301 9623 9037 45 245 33 269 24 288 19 298 9037 8507 44*243 32*269 23 286 18 296 8507 8056 41*242 31*269 22 286 17 295 8056 7704 38 242 29 269 21 285 15 292 7704 7458 34 242 26 269 18 285 13 290 7458 7308 28 243 21 269 15 284 10*287 7308 7222 16 243 13 269 10 284 5*284 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