DrJack's BLIPSPOT for: SUN 08/02 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 - - - 0952z - - 1001z - - 1333z - - 1559z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 76.6 - - 78.5 - - 75.5 - - 65.6 Temp@2m Sfc.Heating - - - 304 - - 434 - - 253 - - -26 Sfc.Heating BL Depth - - - 4125 - - 4621 - - 3581 - - 16 BL Depth Hcrit - - - 10037 - - 10551 - - 9553 - - 7208 Hcrit BL Top - - - 11334 - - 11830 - - 10790 - - 7225 BL Top Hgt.Variab. - - - 1638 - - 1429 - - 1243 - - 2103 Hgt.Variab. W* - - - 465 - - 544 - - 418 - - 10 W* B/S - - - 9 - - 7 - - 5 - - 0 B/S BL Wind - - - 9 - - 15 - - 16 - - 5 BL Wind Direction - - - 247 - - 255 - - 261 - - 267 Direction Wind Shear - - - 4 - - 4 - - 6 - - 0 Wind Shear Max.Converg - - - -11 - - -28 - - -34 - - -9 Max.Converg CLOUDpotent - - - -8013 - - -6011 - - -5494 - - -6044 CLOUDpotentl sfcLCL - - - 19348 - - 17842 - - 16284 - - 13270 sfcLCL ODpotential - - - -16508 - - -12923 - - -11739 - - -13256 ODpotential blCL - - - 27842 - - 24753 - - 22529 - - 20481 blCL maxRH - - - 36 - - 36 - - 31 - - 29 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 76.6 - - 78.5 - - 75.5 - - 65.6 Temp@2m DewPt@2m - - - 16.7 - - 25.2 - - 29.2 - - 33.0 DewPt@2m Temp@Bot - - - 74.5 - - 76.0 - - 73.9 - - 67.4 Temp@Bot DewPt@Bot - - - 15.6 - - 24.1 - - 28.2 - - 32.5 DewPt@bot Sfc.Heating - - - 304 - - 434 - - 253 - - -26 Sfc.Heating BL Depth - - - 4125 - - 4621 - - 3581 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 2 - - 3 - - 4 - - 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] 99487 43 104 35 117 28 111 32 101 99487 91962 33 101 31 106 35 112 26 102 91962 86179 25 106 24 102 33 097 26 102 86179 81394 22 092 25 113 19 093 27 087 81394 77256 20 111 23 098 17 116 18 065 77256 73601 20 112 15 095 14 101 12 077 73601 70298 14 090 14 105 12 089 11 085 70298 67269 13 084 14 109 11 095 13 079 67269 64473 6 097 5 061 11 025 16 062 64473 61787 6 170 11 194 7 307 8 359 61787 59023 3 222 8 225 7 276 7 277 59023 56192 7 234 10 229 15 250 15 264 56192 53512 25 284 20 269 21 264 23 274 53512 51105 38 282 33 276 33 271 31 276 51105 48940 46 275 41 272 42 269 40 276 48940 46963 46 269 44 269 46 267 46 273 46963 45138 46 266 46 269 47 267 50 271 45138 43441 45 266 46 270 46 270 49 270 43441 41851 43 267 46 271 45 272 47 271 41851 40357 40 267 45 271 45 272 48 273 40357 38953 40 270 43 270 44 270 48 273 38953 37613 41 270 40 269 43 269 47 271 37613 36273 42 267 42 270 43 270 45 271 36273 34905 43 265 44 269 45 271 46 274 34905 33517 42 267 44 269 47 271 48 276 33517 32095 37 270 38 269 42 272 46 276 32095 30635 30 272 32 268 34 270 40 276 30635 29141 24 275 25 264 29 270 34 274 29141 27615 20 276 21 263 26 271 29 273 27615 26061 20 275 22 267 25 272 27 273 26061 24484 22 273 23 270 25 273 26 272 24484 22878 22 271 23 273 23 275 24 272 22878 21238 21 269 21 275 20 276 21 271 21238 19590 19 266 19 275 17 274 19 269 19590 18014 18 264 17 273 15 273 16 268 18014 16583 17 261 16 270 13 274 14 267 16583 15303 17 257 15 265 12 276 11 270 15303 14151 16 254 14 260 11 275 9 279 14151 13110 14 250 13 253 12 265 8 288 13110 12165 12*248 13*253 13 260 10 282 12165 11309 10*246 13*254 14*260 12 270 11309 10536 10 247 14 254 15*261 13 263 10536 9837 9 247 15 255 16 261 14 262 9837 9198 10 248 15 256 16 262 15 264 9198 8622 9 248 16 256 17 262 15 267 8622 8132 9 248 15 256 16 262 15 267 8132 7749 9 248 15 256 16 261 14 268 7749 7482 8 248 14 256 15 261 12 268 7482 7319 7 247 13 256 13 262 9*267 7319 7225 6 247 9 256 10 261 5*267 7225 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