DrJack's BLIPSPOT for: SUN 01/25 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 0653z - - 0955z - - 1000z - - 1333z - - 1855z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 16.4 - - 25.9 - - 36.7 - - 31.7 - - 23.6 Temp@2m Sfc.Heating -30 - - -31 - - 17 - - -15 - - -58 Sfc.Heating BL Depth 16 - - 16 - - 1148 - - 16 - - 16 BL Depth Hcrit 7205 - - 7205 - - 7206 - - 7206 - - 7205 Hcrit BL Top 7222 - - 7222 - - 8354 - - 7222 - - 7222 BL Top Hgt.Variab. 54 - - 158 - - 1919 - - 1516 - - 68 Hgt.Variab. W* 6 - - 13 - - 132 - - 15 - - 12 W* B/S 0 - - 0 - - 3 - - 1 - - 0 B/S BL Wind 5 - - 5 - - 9 - - 4 - - 6 BL Wind Direction 227 - - 233 - - 252 - - 242 - - 246 Direction Wind Shear 0 - - 0 - - 5 - - 0 - - 0 Wind Shear Max.Converg -20 - - -16 - - -19 - - -8 - - -18 Max.Converg CLOUDpotent -6674 - - -5802 - - -2367 - - -1637 - - -3124 CLOUDpotentl sfcLCL 13896 - - 13025 - - 10721 - - 8860 - - 10347 sfcLCL ODpotential -18329 - - -14513 - - -8037 - - -6641 - - -10839 ODpotential blCL 25551 - - 21735 - - 16391 - - 13863 - - 18061 blCL maxRH 72 - - 72 - - 86 - - 88 - - 85 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 16.4 - - 25.9 - - 36.7 - - 31.7 - - 23.6 Temp@2m DewPt@2m -17.3 - - -4.6 - - 15.3 - - 18.5 - - 4.5 DewPt@2m Temp@Bot 28.3 - - 30.7 - - 36.6 - - 33.3 - - 28.9 Temp@Bot DewPt@Bot -13.6 - - -5.2 - - 14.2 - - 17.4 - - 3.5 DewPt@bot Sfc.Heating -30 - - -31 - - 17 - - -15 - - -58 Sfc.Heating BL Depth 16 - - 16 - - 1148 - - 16 - - 16 BL Depth EXPERIMENT 0 - - 0 - - 43 - - 52 - - 40 EXPERIMENT EXPERIMENT2 1 - - 1 - - 2 - - 3 - - 1 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] 94894 83 278 70 292 68 288 60 294 83 277 94894 88215 55 291 44 307 46 300 46 306 51 291 88215 82975 39 300 34 301 41 295 41 307 40 300 82975 78565 30 312 28 291 40 294 41 317 36 309 78565 74720 25 325 22 285 35 295 40 316 33 319 74720 71269 28 325 18 298 31 295 37 308 35 320 71269 68102 31 308 20 303 30 294 34 302 36 314 68102 65166 29 307 22 301 28 295 32 302 36 306 65166 62437 28 308 21 301 28 300 33 301 37 302 62437 59785 29 312 24 311 29 301 35 302 39 307 59785 56994 34 303 28 310 32 302 39 295 41 296 56994 54079 38 304 32 311 32 309 36 292 35 292 54079 51296 42 303 37 303 37 310 35 304 34 304 51296 48796 41 302 36 295 36 289 41 292 38 308 48796 46560 37 313 32 303 31 285 38 287 39 301 46560 44543 46 323 37 316 35 307 35 297 37 302 44543 42713 56 313 49 307 44 308 35 311 36 312 42713 41033 58 312 60 301 53 292 43 295 37 303 41033 39489 64 321 59 301 47 288 40 285 30 300 39489 38078 74 316 57 299 45 295 29 282 23 283 38078 36780 73 315 55 302 47 294 31 294 22 291 36780 35545 66 319 51 304 40 300 32 297 27 282 35545 34308 62 321 45 315 35 309 32 298 24 278 34308 33043 61 321 48 324 36 312 32 296 22 280 33043 31756 58 325 50 324 39 310 31 295 22 286 31756 30437 56 328 50 319 41 308 30 306 18 307 30437 29079 57 328 49 314 39 302 29 308 16 318 29079 27687 58 329 48 313 38 302 28 305 16 316 27687 26263 56 335 45 319 36 308 23 302 16 307 26263 24813 49 339 42 325 31 313 21 303 21 290 24813 23340 45 334 39 329 28 320 20 306 23 281 23340 21842 44 326 38 332 28 327 18 318 17 286 21842 20313 43 327 37 336 28 332 18 328 12 297 20313 18777 39 335 35 343 26 340 17 332 9 304 18777 17308 34 345 30 347 23 343 16 328 7 305 17308 15971 30 351 24 346 18 336 15 319 8 305 15971 14774 27 354 18 343 15 323 14 310 9 308 14774 13696 23 356 14 341 12 313 12 303 9 309 13696 12721 18 357 11 341 10 307 10 299 7 305 12721 11838 14 355 9 338 9 298 8 297 6 302 11838 11038 10 351 6 328 10 289 8 291 6 298 11038 10317 7 348 4 314 10 279 9 282 6 296 10317 9664 5 343 3 290 11 270 10 269 5 297 9664 9066 3 334 3 254 11 259 12 252 6 284 9066 8526 1 326 3 223 11*255 13 241 8 260 8526 8067 1 159 4 202 11*253 13 240 11 244 8067 7710 4 161 6 193 10 252 11 241 14 236 7710 7461 5 183 8 197 9 251 9 242 13 235 7461 7309 6*196 8*205 8 251 7*242 11*238 7309 7222 5*227 5*233 5 250 4*242 6*246 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