DrJack's BLIPSPOT for: FRI 04/24 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 - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 46.5 - - 47.1 - - - - - 37.4 Temp@2m Sfc.Heating - - - 156 - - 195 - - - - - -7 Sfc.Heating BL Depth - - - 3400 - - 3310 - - - - - 16 BL Depth Hcrit - - - 9263 - - 9279 - - - - - 7206 Hcrit BL Top - - - 10607 - - 10517 - - - - - 7223 BL Top Hgt.Variab. - - - 2271 - - 3552 - - - - - 1432 Hgt.Variab. W* - - - 363 - - 384 - - - - - 11 W* B/S - - - 13 - - 9 - - - - - 0 B/S BL Wind - - - 5 - - 7 - - - - - 6 BL Wind Direction - - - 271 - - 265 - - - - - 272 Direction Wind Shear - - - 2 - - 2 - - - - - 0 Wind Shear Max.Converg - - - -6 - - -16 - - - - - -11 Max.Converg CLOUDpotent - - - 1223 - - 2144 - - - - - 1 CLOUDpotentl sfcLCL - - - 9384 - - 8374 - - - - - 7223 sfcLCL ODpotential - - - -2020 - - -407 - - - - - -793 ODpotential blCL - - - 12627 - - 10924 - - - - - 8016 blCL maxRH - - - 73 - - 80 - - - - - 90 maxRH CAPE - - - 10 - - 290 - - - - - 0 CAPE Temp@2m - - - 46.5 - - 47.1 - - - - - 37.4 Temp@2m DewPt@2m - - - 30.4 - - 35.3 - - - - - 35.2 DewPt@2m Temp@Bot - - - 45.4 - - 45.8 - - - - - 37.8 Temp@Bot DewPt@Bot - - - 29.2 - - 34.1 - - - - - 35.0 DewPt@bot Sfc.Heating - - - 156 - - 195 - - - - - -7 Sfc.Heating BL Depth - - - 3400 - - 3310 - - - - - 16 BL Depth EXPERIMENT - - - 0 - - 20 - - - - - 61 EXPERIMENT EXPERIMENT2 - - - 4 - - 5 - - - - - 6 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] 97285 22 281 29 280 26 297 97285 89917 26 284 24 286 25 290 89917 84303 18 292 19 291 22 295 84303 79637 13 269 15 295 16 269 79637 75603 15 253 15 290 13 240 75603 72037 16 261 19 275 10 255 72037 68794 14 264 22 259 12 295 68794 65789 14 279 19 253 19 294 65789 62994 17 290 18 266 22 274 62994 60288 19 291 23 280 21 267 60288 57459 21 287 26 275 24 283 57459 54508 24 288 28 269 31 288 54508 51683 32 287 31 275 36 282 51683 49140 40 283 35 284 39 278 49140 46867 43 280 39 287 40 282 46867 44813 42 282 42 285 42 284 44813 42946 43 283 42 284 44 281 42946 41236 43 280 42 284 45 276 41236 39662 41 279 42 279 45 278 39662 38208 37 278 36 281 45 281 38208 36867 35 275 32 283 44 283 36867 35602 25 268 29 275 40 282 35602 34345 17 281 18 281 34 281 34345 33066 20 282 19 287 30 283 33066 31768 22 271 22 283 28 284 31768 30443 23 260 24 277 28 284 30443 29079 22 258 27 272 28 282 29079 27682 22 268 26 275 27 282 27682 26253 22 273 22 280 25 291 26253 24800 14 290 15 298 19 297 24800 23328 10 300 12 322 13 305 23328 21834 9 298 11 329 9 312 21834 20308 9 308 10 330 8 318 20308 18776 8 316 8 340 8 330 18776 17313 7 313 7 354 5 342 17313 15983 4 301 4 006 2 328 15983 14795 2 268 1 044 5 191 14795 13724 2 256 1 162 7 192 13724 12752 3 264 2 204 5 203 12752 11870 5 261 2 234 3 235 11870 11068 5*268 3*251 4 285 11068 10343 5*272 4*263 6 298 10343 9686 5 272 6 266 8 294 9686 9083 5 272 7 265 12 285 9083 8539 5 271 9 265 15 278 8539 8077 5 270 9 264 16 276 8077 7717 5 268 9 264 15 274 7717 7465 5 269 9 263 13 274 7465 7312 4 268 8 264 11*273 7312 7223 3 266 6 263 6*272 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