DrJack's BLIPSPOT for: FRI 07/31 Truckee 7208ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 15Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 0653z - - 0955z - - 1000z - - - - - 1600z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m 62.3 - - 75.8 - - 78.1 - - - - - 66.1 Temp@2m Sfc.Heating -9 - - 307 - - 431 - - - - - -29 Sfc.Heating BL Depth 16 - - 2873 - - 3534 - - - - - 16 BL Depth Hcrit 7208 - - 9080 - - 9690 - - - - - 7208 Hcrit BL Top 7224 - - 10081 - - 10743 - - - - - 7224 BL Top Hgt.Variab. 352 - - 1988 - - 1435 - - - - - 1087 Hgt.Variab. W* 11 - - 414 - - 496 - - - - - 11 W* B/S 1 - - 5 - - 5 - - - - - 0 B/S BL Wind 4 - - 14 - - 17 - - - - - 5 BL Wind Direction 239 - - 230 - - 242 - - - - - 251 Direction Wind Shear 0 - - 7 - - 8 - - - - - 0 Wind Shear Max.Converg -14 - - -26 - - -39 - - - - - -11 Max.Converg CLOUDpotent -8537 - - -8705 - - -7874 - - - - - -7115 CLOUDpotentl sfcLCL 15761 - - 18787 - - 18618 - - - - - 14339 sfcLCL ODpotential -18531 - - -17652 - - -15746 - - - - - -15844 ODpotential blCL 25755 - - 27733 - - 26489 - - - - - 23068 blCL maxRH 22 - - 18 - - 21 - - - - - 25 maxRH CAPE 0 - - 0 - - 0 - - - - - 0 CAPE Temp@2m 62.3 - - 75.8 - - 78.1 - - - - - 66.1 Temp@2m DewPt@2m 19.5 - - 18.7 - - 21.6 - - - - - 29.2 DewPt@2m Temp@Bot 63.5 - - 73.9 - - 75.7 - - - - - 68.0 Temp@Bot DewPt@Bot 18.5 - - 17.6 - - 20.5 - - - - - 28.7 DewPt@bot Sfc.Heating -9 - - 307 - - 431 - - - - - -29 Sfc.Heating BL Depth 16 - - 2873 - - 3534 - - - - - 16 BL Depth EXPERIMENT 0 - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 3 - - 2 - - 3 - - - - - 4 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] 99697 48 094 45 118 38 113 27 095 99697 92221 39 109 37 103 33 112 33 102 92221 86414 30 112 24 096 33 114 30 097 86414 81580 25 122 21 107 28 100 27 097 81580 77427 25 119 22 113 24 099 24 118 77427 73774 20 120 22 119 16 116 20 110 73774 70489 20 129 18 119 14 129 19 106 70489 67471 16 121 15 141 10 122 15 106 67471 64676 16 111 12 160 7 166 9 105 64676 61987 9 065 11 155 16 188 1 321 61987 59224 5 226 5 187 15 182 11 240 59224 56399 10 210 15 238 14 226 18 231 56399 53705 13 260 19 238 22 233 24 235 53705 51279 27 256 22 253 26 241 28 232 51279 49113 37 239 33 251 29 241 29 238 49113 47149 41 231 38 243 33 242 35 247 47149 45337 36 240 36 240 35 239 38 249 45337 43648 32 251 29 252 34 232 36 249 43648 42064 31 265 30 260 25 244 32 245 42064 40573 34 276 31 272 24 261 28 232 40573 39175 36 281 34 275 25 269 27 225 39175 37840 36 279 35 276 29 267 31 229 37840 36507 37 280 37 277 34 264 35 234 36507 35148 38 283 38 278 36 266 37 236 35148 33765 41 285 38 281 34 271 31 238 33765 32346 42 286 38 285 30 280 25 239 32346 30885 43 287 38 286 30 281 22 243 30885 29386 44 289 38 285 31 279 21 252 29386 27851 44 290 37 284 30 281 20 260 27851 26285 40 290 37 285 30 281 19 264 26285 24690 34 289 33 286 30 285 18 265 24690 23064 28 284 27 283 25 285 19 265 23064 21401 26 273 24 278 21 276 18 263 21401 19730 25 265 22 273 18 265 16 257 19730 18135 23 257 19 267 18 256 14 252 18135 16685 23 246 18 258 18 250 12 251 16685 15389 22 239 19 249 19 245 10 249 15389 14223 20 233 20 241 20 239 9 247 14223 13167 18 227 20 233 20 235 9 246 13167 12209 17 221 20 226 21 232 10 244 12209 11342 15 218 19 222 19*234 13 244 11342 10559 14 218 17*223 17*237 16 243 10559 9853 14 219 15*226 17 239 19 240 9853 9207 13 223 15 228 18 241 21 237 9207 8626 12 227 14 230 18 242 19 239 8626 8133 11 229 14 231 18 243 17 246 8133 7749 10 231 13 232 17 244 15 250 7749 7482 9 229 12 232 15 244 13 252 7482 7319 7*227 11 231 14 244 10 251 7319 7224 4*239 8 231 10 244 5*251 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