DrJack's BLIPSPOT for: THU 03/12 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 - - - 0952z - - 1001z - - 1333z - - 1600z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 46.8 - - 49.7 - - 46.0 - - 36.5 Temp@2m Sfc.Heating - - - -10 - - 18 - - -19 - - -75 Sfc.Heating BL Depth - - - 16 - - 969 - - 16 - - 16 BL Depth Hcrit - - - 7207 - - 7207 - - 7207 - - 7206 Hcrit BL Top - - - 7223 - - 8176 - - 7223 - - 7223 BL Top Hgt.Variab. - - - 1274 - - 1523 - - 1805 - - 119 Hgt.Variab. W* - - - 23 - - 135 - - 20 - - 10 W* B/S - - - 1 - - 2 - - 1 - - 0 B/S BL Wind - - - 5 - - 12 - - 6 - - 6 BL Wind Direction - - - 255 - - 255 - - 254 - - 259 Direction Wind Shear - - - 0 - - 9 - - 0 - - 0 Wind Shear Max.Converg - - - -10 - - -31 - - -11 - - -19 Max.Converg CLOUDpotent - - - -3688 - - -1791 - - -1005 - - -835 CLOUDpotentl sfcLCL - - - 10912 - - 9967 - - 8229 - - 8058 sfcLCL ODpotential - - - -9251 - - -7352 - - -6048 - - -9305 ODpotential blCL - - - 16474 - - 15528 - - 13271 - - 16528 blCL maxRH - - - 52 - - 44 - - 55 - - 46 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 46.8 - - 49.7 - - 46.0 - - 36.5 Temp@2m DewPt@2m - - - 24.8 - - 31.5 - - 35.3 - - 26.9 DewPt@2m Temp@Bot - - - 47.5 - - 49.7 - - 47.7 - - 41.7 Temp@Bot DewPt@Bot - - - 23.7 - - 30.3 - - 34.2 - - 26.7 DewPt@bot Sfc.Heating - - - -10 - - 18 - - -19 - - -75 Sfc.Heating BL Depth - - - 16 - - 969 - - 16 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 4 - - 4 - - 5 - - 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] 96353 14 357 10 289 14 302 7 350 96353 89262 9 331 8 010 10 327 15 044 89262 83771 2 303 9 331 10 336 9 018 83771 79192 10 034 10 313 12 335 14 345 79192 75251 15 356 14 344 17 330 21 327 75251 71785 19 339 18 331 19 332 24 329 71785 68662 17 323 25 323 25 346 23 335 68662 65791 30 318 36 321 33 341 26 330 65791 63116 36 307 42 310 40 329 34 325 63116 60513 36 307 41 303 42 312 44 306 60513 57797 39 311 41 309 44 309 46 303 57797 54974 44 309 45 311 48 309 50 308 54974 52262 51 304 46 305 54 309 54 310 52262 49806 51 297 52 298 59 307 56 310 49806 47605 51 297 54 297 59 297 59 309 47605 45618 50 303 50 300 54 293 57 301 45618 43806 52 315 50 309 45 300 50 295 43806 42141 53 315 47 307 43 304 48 293 42141 40601 55 304 47 301 48 305 48 295 40601 39165 50 297 45 301 47 302 45 295 39165 37824 44 296 38 299 42 300 39 297 37824 36545 38 297 33 296 39 299 36 300 36545 35264 36 297 32 292 37 296 39 300 35264 33959 37 297 34 289 38 295 48 299 33959 32637 40 298 41 287 40 295 58 299 32637 31286 44 299 44 286 44 296 59 298 31286 29895 45 297 46 288 51 298 57 299 29895 28465 45 296 47 291 54 299 55 300 28465 26998 43 296 48 293 53 300 54 300 26998 25499 42 294 46 295 53 303 53 301 25499 23972 42 293 45 296 50 305 50 305 23972 22413 43 294 45 298 47 305 45 311 22413 20817 44 297 45 300 43 305 41 314 20817 19212 43 301 43 303 40 305 38 313 19212 17678 40 304 40 304 37 307 34 311 17678 16284 36 306 37 304 34 308 31 310 16284 15039 32 307 33 304 32 309 28 311 15039 13919 27 307 29 302 30 308 26 311 13919 12907 23 305 25 300 28 305 24 311 12907 11991 20 302 22 295 26 299 23 308 11991 11161 18 299 19 289 25 290 22 301 11161 10412 16 293 18 282 24 280 23 291 10412 9737 16 288 18 273 24 272 23 282 9737 9120 16 281 18 267 23 264 24 274 9120 8564 16 274 17*261 21 258 24 269 8564 8092 15 268 15*258 19 256 23 265 8092 7724 14 264 13 256 17 256 21 261 7724 7468 11 259 12 254 14 255 17 259 7468 7312 8 257 10 253 11 255 13*258 7312 7223 5*255 6 252 6*254 6*259 7223 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