DrJack's BLIPSPOT for: TUE 03/17 Truckee 7208ft 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 0653z - - 0955z - - 1000z - - 1333z - - 1559z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m 41.9 - - 53.2 - - 58.0 - - 54.4 - - 46.7 Temp@2m Sfc.Heating -38 - - -15 - - 7 - - -19 - - -26 Sfc.Heating BL Depth 16 - - 16 - - 932 - - 16 - - 16 BL Depth Hcrit 7207 - - 7207 - - 7207 - - 7207 - - 7207 Hcrit BL Top 7223 - - 7224 - - 8140 - - 7224 - - 7224 BL Top Hgt.Variab. 54 - - 501 - - 1269 - - 1480 - - 82 Hgt.Variab. W* 9 - - 23 - - 116 - - 18 - - 4 W* B/S 0 - - 1 - - 2 - - 1 - - 0 B/S BL Wind 6 - - 4 - - 10 - - 5 - - 5 BL Wind Direction 235 - - 223 - - 255 - - 249 - - 250 Direction Wind Shear 0 - - 0 - - 7 - - 0 - - 0 Wind Shear Max.Converg -20 - - -10 - - -25 - - -10 - - -19 Max.Converg CLOUDpotent -4163 - - -3613 - - -690 - - -97 - - -1545 CLOUDpotentl sfcLCL 11386 - - 10837 - - 8831 - - 7321 - - 8769 sfcLCL ODpotential -14920 - - -11587 - - -6753 - - -6268 - - -9978 ODpotential blCL 22143 - - 18811 - - 14893 - - 13492 - - 17202 blCL maxRH 59 - - 70 - - 55 - - 69 - - 48 maxRH CAPE 0 - - 0 - - 0 - - 20 - - 0 CAPE Temp@2m 41.9 - - 53.2 - - 58.0 - - 54.4 - - 46.7 Temp@2m DewPt@2m 18.4 - - 31.4 - - 44.3 - - 47.0 - - 33.8 DewPt@2m Temp@Bot 50.9 - - 55.4 - - 58.1 - - 56.8 - - 53.1 Temp@Bot DewPt@Bot 19.8 - - 30.2 - - 43.1 - - 46.2 - - 36.0 DewPt@bot Sfc.Heating -38 - - -15 - - 7 - - -19 - - -26 Sfc.Heating BL Depth 16 - - 16 - - 932 - - 16 - - 16 BL Depth EXPERIMENT 0 - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 3 - - 5 - - 7 - - 9 - - 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] 96614 14 263 20 274 18 253 18 290 13 252 96614 89481 5 195 7 243 8 240 10 292 4 222 89481 84015 10 101 14 155 9 251 9 277 4 031 84015 79484 11 096 12 110 3 157 8 227 4 334 79484 75568 8 145 9 081 9 133 6 183 4 347 75568 72089 3 153 4 057 5 157 3 169 5 345 72089 68943 6 029 4 296 3 340 4 050 3 290 68943 66068 15 359 8 328 10 356 6 027 2 001 66068 63419 11 324 10 303 14 331 10 344 9 356 63419 60860 10 314 13 319 17 316 15 324 14 330 60860 58190 17 319 18 325 18 303 19 312 19 311 58190 55407 23 301 23 303 22 302 23 294 23 294 55407 52741 25 302 25 291 27 304 26 301 22 285 52741 50331 33 303 30 301 28 286 32 280 25 296 50331 48172 42 280 42 294 36 293 37 284 34 284 48172 46230 40 279 44 279 42 292 39 288 35 289 46230 44456 44 287 42 282 41 281 41 281 40 290 44456 42811 51 285 45 294 43 287 44 286 43 273 42811 41281 51 286 49 293 45 293 48 292 41 275 41281 39844 54 293 49 289 47 293 47 291 41 286 39844 38490 54 294 50 289 47 291 52 288 45 284 38490 37192 54 292 51 290 46 291 58 286 54 283 37192 35889 49 293 52 296 46 289 58 286 56 280 35889 34556 45 292 53 301 47 286 53 287 57 280 34556 33198 43 294 51 302 48 288 51 289 55 283 33198 31805 41 292 45 297 49 296 50 292 51 282 31805 30371 39 286 41 289 44 297 45 290 48 285 30371 28899 36 280 39 281 40 284 41 281 47 284 28899 27393 39 278 41 279 45 278 45 273 48 274 27393 25858 44 277 45 280 46 281 50 276 51 271 25858 24296 44 278 46 281 43 282 48 281 49 276 24296 22708 41 284 43 284 40 284 41 285 42 280 22708 21086 39 290 40 286 36 284 36 287 35 280 21086 19456 35 297 35 293 29 286 31 289 30 277 19456 17899 30 308 30 301 22 291 25 292 25 271 17899 16482 25 319 23 305 16 291 17 289 20 263 16482 15215 19 326 15 304 12 276 12 272 17 254 15215 14072 12 328 9 292 11 253 12 252 15 247 14072 13039 7 325 6 261 12 242 13 244 13 243 13039 12102 4 307 7 236 13 239 13 242 11 243 12102 11254 4 284 7 232 14 242 13 243 8 246 11254 10490 6 276 8 235 14 248 12 246 7 253 10490 9799 7 271 9 242 14 253 12 248 7 257 9799 9168 9 265 10 250 13 255 12 248 9 256 9168 8598 9 254 11 250 13*255 12 248 11 252 8598 8115 9 240 10 243 12*255 12 248 13 246 8115 7738 9 221 10 229 11 255 11 249 13 241 7738 7476 9 213 9 223 10 255 10 249 12 239 7476 7316 8*214 7*220 8 255 7*249 9*241 7316 7224 6*235 4*223 5 255 5*249 5*250 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