DrJack's BLIPSPOT for: THU 09/29 Truckee 7207ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 21Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 0955z - - 1326z - - 1554z - - 1854z - - 2155z Update Time FCST PERIOD 6 hr - - 6 hr - - 6 hr - - 6 hr - - 6 hr FCST PERIOD Temp@2m 48.9 - - 60.4 - - 64.0 - - 62.3 - - 51.4 Temp@2m Sfc.Heating -28 - - 295 - - 385 - - 137 - - -4 Sfc.Heating BL Depth 16 - - 1950 - - 2914 - - 2260 - - 16 BL Depth Hcrit 7207 - - 8372 - - 9170 - - 8318 - - 7207 Hcrit BL Top 7223 - - 9158 - - 10122 - - 9467 - - 7224 BL Top Hgt.Variab. 629 - - 1042 - - 1073 - - 1164 - - 809 Hgt.Variab. W* 9 - - 356 - - 445 - - 290 - - 0 W* B/S 0 - - 3 - - 5 - - 5 - - 0 B/S BL Wind 7 - - 21 - - 15 - - 11 - - 3 BL Wind Direction 231 - - 232 - - 247 - - 259 - - 293 Direction Wind Shear 0 - - 14 - - 6 - - 4 - - 0 Wind Shear Max.Converg -12 - - -48 - - -30 - - -27 - - -9 Max.Converg CLOUDpotent -3173 - - -3197 - - -3269 - - -4199 - - -3400 CLOUDpotentl sfcLCL 10396 - - 12356 - - 13392 - - 13667 - - 10624 sfcLCL ODpotential -11201 - - -9081 - - -9335 - - -10183 - - -11504 ODpotential blCL 18424 - - 18239 - - 19457 - - 19650 - - 18728 blCL maxRH 44 - - 41 - - 43 - - 60 - - 52 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 48.9 - - 60.4 - - 64.0 - - 62.3 - - 51.4 Temp@2m DewPt@2m 28.9 - - 31.5 - - 30.5 - - 27.7 - - 30.4 DewPt@2m Temp@Bot 50.6 - - 58.7 - - 61.8 - - 61.3 - - 54.8 Temp@Bot DewPt@Bot 28.7 - - 31.1 - - 30.0 - - 27.3 - - 30.2 DewPt@bot Sfc.Heating -28 - - 295 - - 385 - - 137 - - -4 Sfc.Heating BL Depth 16 - - 1950 - - 2914 - - 2260 - - 16 BL Depth EXPERIMENT 0 - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 4 - - 4 - - 4 - - 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] 98231 2 305 1 229 2 136 4 290 7 287 98231 90827 6 256 4 324 2 285 1 306 8 282 90827 85125 5 263 2 226 5 255 4 271 2 279 85125 80389 3 071 10 127 2 217 1 024 4 128 80389 76309 7 106 11 113 3 083 7 070 6 085 76309 72726 12 090 12 117 8 083 7 066 9 071 72726 69497 14 078 8 094 7 082 5 040 11 064 69497 66534 8 066 11 076 6 081 4 125 9 066 66534 63795 5 095 9 038 9 063 7 070 4 057 63795 61146 7 080 1 047 0 162 6 019 4 045 61146 58378 12 353 7 033 2 025 5 017 9 019 58378 55512 14 318 11 324 12 347 10 344 11 355 55512 52801 10 320 12 322 14 347 11 352 10 359 52801 50379 16 333 13 343 15 343 12 340 10 330 50379 48205 24 340 19 345 14 348 10 317 10 345 48205 46219 33 340 24 349 25 348 23 339 23 334 46219 44392 40 333 33 335 36 334 35 332 33 326 44392 42702 43 326 36 325 37 329 39 327 37 330 42702 41126 43 322 39 322 38 328 41 328 41 339 41126 39658 44 319 41 320 40 327 40 327 41 338 39658 38293 48 315 43 320 40 323 36 325 38 330 38293 36995 52 313 45 321 39 321 33 324 35 327 36995 35697 54 312 47 320 35 323 32 327 35 333 35697 34374 56 311 46 318 33 326 33 331 36 340 34374 33028 55 311 45 315 32 330 33 332 36 342 33028 31649 52 310 43 315 32 329 33 328 37 340 31649 30227 46 309 39 315 34 325 32 329 36 338 30227 28769 41 306 35 317 30 319 31 328 34 335 28769 27275 39 303 33 319 23 315 31 325 32 332 27275 25751 38 302 32 317 20 314 29 324 33 334 25751 24200 36 302 31 313 22 315 27 326 31 336 24200 22621 33 303 29 308 23 317 24 328 25 332 22621 21006 30 305 27 305 22 316 21 328 21 321 21006 19381 28 305 24 303 21 312 20 326 19 314 19381 17826 26 303 23 301 19 304 18 324 18 314 17826 16414 24 300 21 299 16 296 16 324 16 315 16414 15150 21 296 18 297 13 292 12 320 14 320 15150 14015 18 291 15 294 11 291 9 312 10 321 14015 12990 16 285 13 288 11 291 7 310 6 312 12990 12062 17 280 13 278 12 283 7 311 3 302 12062 11223 18 273 15 267 13 261 7 286 4 342 11223 10467 20 261 19 250 15*250 9 263 5 339 10467 9783 23 247 24*234 15*248 11*260 5 311 9783 9156 26 236 24*231 16 247 12*260 6 281 9156 8591 29 230 24 232 16 247 12 259 7 274 8591 8110 29 227 22 233 16 247 12 260 7 282 8110 7736 26 227 21 233 16 247 12 259 7 292 7736 7475 20 228 19 234 14 247 11 260 7 295 7475 7315 15*230 16 234 13 247 10 260 6*293 7315 7224 7*231 10 236 9 247 7 259 3*293 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