DrJack's BLIPSPOT for: FRI 12/19 Truckee 7206ft 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 - - - 0659z - - 1001z - - 1334z - - 1600z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 34.1 - - 34.8 - - 35.3 - - 33.4 Temp@2m Sfc.Heating - - - 90 - - 86 - - 1 - - -24 Sfc.Heating BL Depth - - - 633 - - 527 - - 16 - - 16 BL Depth Hcrit - - - 7206 - - 7206 - - 7206 - - 7206 Hcrit BL Top - - - 7839 - - 7733 - - 7222 - - 7222 BL Top Hgt.Variab. - - - 570 - - 827 - - 1076 - - 934 Hgt.Variab. W* - - - 169 - - 156 - - 14 - - 0 W* B/S - - - 1 - - 1 - - 0 - - 0 B/S BL Wind - - - 35 - - 30 - - 14 - - 11 BL Wind Direction - - - 240 - - 228 - - 237 - - 236 Direction Wind Shear - - - 26 - - 23 - - 0 - - 0 Wind Shear Max.Converg - - - -83 - - -65 - - -24 - - -18 Max.Converg CLOUDpotent - - - 617 - - 511 - - 0 - - 0 CLOUDpotentl sfcLCL - - - 7222 - - 7222 - - 7222 - - 7222 sfcLCL ODpotential - - - -6399 - - -228 - - -582 - - -3868 ODpotential blCL - - - 14238 - - 7961 - - 7804 - - 11090 blCL maxRH - - - 93 - - 96 - - 98 - - 99 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 34.1 - - 34.8 - - 35.3 - - 33.4 Temp@2m DewPt@2m - - - 31.4 - - 33.3 - - 34.4 - - 33.0 DewPt@2m Temp@Bot - - - 33.9 - - 34.6 - - 35.4 - - 34.2 Temp@Bot DewPt@Bot - - - 30.9 - - 32.8 - - 34.4 - - 33.5 DewPt@bot Sfc.Heating - - - 90 - - 86 - - 1 - - -24 Sfc.Heating BL Depth - - - 633 - - 527 - - 16 - - 16 BL Depth EXPERIMENT - - - 71 - - 85 - - 92 - - 95 EXPERIMENT EXPERIMENT2 - - - 5 - - 5 - - 5 - - 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] 96368 10 129 10 316 14 045 10 082 96368 89298 6 024 6 319 9 018 13 066 89298 83777 14 009 2 010 8 350 18 001 83777 79182 11 336 4 000 8 317 9 323 79182 75220 13 338 10 337 8 335 16 326 75220 71729 26 322 26 316 22 321 18 308 71729 68588 22 305 18 315 4 054 7 173 68588 65657 17 323 13 335 29 328 29 322 65657 62933 36 304 48 302 55 299 55 301 62933 60346 45 289 53 286 57 279 52 276 60346 57643 57 284 48 281 50 271 46 269 57643 54790 59 272 40 272 44 288 48 290 54790 52040 51 269 42 288 58 302 65 301 52040 49561 61 293 65 299 78 298 84 296 49561 47342 78 293 84 295 92 290 96 288 47342 45331 86 284 96 288 98 283 96 281 45331 43489 80 273 95 281 93 277 86 275 43489 41787 68 271 89 278 84 274 78 283 41787 40213 71 286 88 285 86 288 88 299 40213 38767 84 295 102 297 104 298 104 302 38767 37430 91 294 113 298 113 297 109 299 37430 36156 90 288 110 292 109 292 105 295 36156 34880 89 283 103 283 103 286 98 288 34880 33576 89 282 101 282 100 281 96 281 33576 32251 87 283 100 284 100 278 95 279 32251 30892 88 283 100 287 98 275 95 279 30892 29494 90 284 100 287 94 273 94 277 29494 28062 91 285 98 283 91 276 90 271 28062 26601 88 285 98 280 93 284 84 272 26601 25116 81 283 95 280 95 287 83 281 25116 23611 73 280 90 279 96 284 81 282 23611 22081 73 275 82 276 95 280 75 276 22081 20517 77 273 76 275 90 280 70 272 20517 18945 81 272 71 277 82 282 67 271 18945 17442 80 272 69 279 76 284 64 273 17442 16078 76 272 68 278 69 284 63 277 16078 14862 73 271 67 276 62 282 61 280 14862 13768 70 269 66 275 56 279 59 281 13768 12779 67 268 64 274 54 276 56 282 12779 11883 65 266 63 272 54 274 52 280 11883 11072 63 264 60 268 53 272 47 276 11072 10341 60 261 56 262 52 266 43 270 10341 9681 57 256 51 253 51 259 42 261 9681 9078 54 248 47 239 48 250 42 252 9078 8534 52 242 46 230 45 240 41 244 8534 8073 49*239 43*228 41 235 38 238 8073 7714 45*239 39*228 36 234 32 235 7714 7463 39 240 33 228 30 235 26 235 7463 7310 32 240 27 229 25 236 21 235 7310 7222 18 242 16 230 14*237 11*236 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