DrJack's BLIPSPOT for: THU 12/18 Williams 105ft pt35866@39.135,-122.099 SPONSORED BY: Milt Hare 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 - - 1334z - - 1600z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 52.3 - - 58.7 - - 56.3 - - 51.6 Temp@2m Sfc.Heating - - - 30 - - 35 - - -20 - - -21 Sfc.Heating BL Depth - - - 350 - - 969 - - 16 - - 16 BL Depth Hcrit - - - 105 - - 105 - - 105 - - 105 Hcrit BL Top - - - 455 - - 1074 - - 121 - - 121 BL Top Hgt.Variab. - - - 627 - - 737 - - 1262 - - 480 Hgt.Variab. W* - - - 92 - - 141 - - 13 - - 0 W* B/S - - - 2 - - 2 - - 0 - - 0 B/S BL Wind - - - 8 - - 12 - - 8 - - 7 BL Wind Direction - - - 160 - - 165 - - 154 - - 162 Direction Wind Shear - - - 2 - - 4 - - 0 - - 0 Wind Shear Max.Converg - - - 1 - - -1 - - 1 - - 0 Max.Converg CLOUDpotent - - - -468 - - -558 - - -674 - - -177 CLOUDpotentl sfcLCL - - - 923 - - 1632 - - 795 - - 298 sfcLCL ODpotential - - - -9347 - - -5793 - - -3473 - - -4313 ODpotential blCL - - - 9802 - - 6867 - - 3594 - - 4434 blCL maxRH - - - 88 - - 91 - - 84 - - 93 maxRH CAPE - - - 0 - - 0 - - 20 - - 0 CAPE Temp@2m - - - 52.3 - - 58.7 - - 56.3 - - 51.6 Temp@2m DewPt@2m - - - 48.9 - - 52.2 - - 53.4 - - 50.8 DewPt@2m Temp@Bot - - - 52.0 - - 58.4 - - 57.3 - - 52.7 Temp@Bot DewPt@Bot - - - 48.2 - - 51.1 - - 53.0 - - 51.0 DewPt@bot Sfc.Heating - - - 30 - - 35 - - -20 - - -21 Sfc.Heating BL Depth - - - 350 - - 969 - - 16 - - 16 BL Depth EXPERIMENT - - - 53 - - 64 - - 35 - - 73 EXPERIMENT EXPERIMENT2 - - - 7 - - 8 - - 9 - - 8 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] 96258 15 078 12 056 13 068 11 078 96258 89246 12 056 4 019 16 050 10 108 89246 83782 14 040 3 111 11 015 8 052 83782 79227 14 323 8 311 9 011 6 037 79227 75280 12 351 15 323 15 341 14 355 75280 71793 13 005 18 307 18 319 17 325 71793 68646 11 355 10 295 7 306 13 344 68646 65731 21 330 12 310 21 314 34 309 65731 63036 34 314 29 308 30 299 36 298 63036 60443 38 306 32 314 24 319 24 298 60443 57737 37 310 40 310 33 319 22 303 57737 54904 50 312 52 302 46 307 30 300 54904 52180 62 310 56 299 56 299 52 297 52180 49725 70 302 64 294 70 290 68 292 49725 47524 67 295 69 288 72 289 75 290 47524 45537 65 293 72 287 76 288 79 285 45537 43736 65 295 70 287 74 282 80 281 43736 42088 68 295 65 289 71 281 77 276 42088 40560 68 293 65 292 70 280 76 270 40560 39124 65 293 68 292 68 279 77 270 39124 37760 64 294 66 291 71 280 75 272 37760 36429 64 293 65 288 70 280 74 274 36429 35066 63 292 69 285 68 280 74 276 35066 33644 63 291 70 285 69 277 75 277 33644 32167 69 291 68 283 70 275 75 276 32167 30621 73 289 66 284 69 275 73 275 30621 28992 72 287 68 282 69 277 72 276 28992 27278 71 287 71 282 70 279 71 277 27278 25481 71 289 72 283 71 279 70 277 25481 23601 72 289 70 284 71 278 71 277 23601 21639 69 288 67 284 69 278 71 277 21639 19593 60 286 61 283 65 278 67 277 19593 17457 56 285 57 281 62 279 62 276 17457 15277 53 285 56 282 59 280 57 276 15277 13174 47 285 51 283 54 281 50 278 13174 11264 39 285 42 279 46 281 44 276 11264 9573 34 282 36 272 39 276 37 270 9573 8079 29 279 31 268 34 269 32 262 8079 6759 22 281 23 269 28 263 28 251 6759 5595 16 288 18 273 21 256 22 237 5595 4570 14 294 16 274 17 259 18 231 4570 3671 12 289 15 273 16 257 18 236 3671 2879 10 270 13 269 14 246 17 239 2879 2174 9 242 10 248 13 227 18 238 2174 1553 9 212 10*197 15 196 18 229 1553 1038 10 187 13*170 17 174 17 213 1038 645 10*171 13 165 17 164 15 191 645 376 9*163 12 164 15 159 13 173 376 214 8 160 11 162 12 157 11 167 214 121 7 158 9 161 8*154 7*162 121 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