DrJack's BLIPSPOT for: SUN 04/12 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 - - 1002z - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 54.0 - - 57.1 - - - - - 53.1 Temp@2m Sfc.Heating - - - 35 - - 80 - - - - - -7 Sfc.Heating BL Depth - - - 2772 - - 3272 - - - - - 16 BL Depth Hcrit - - - 105 - - 1617 - - - - - 105 Hcrit BL Top - - - 2877 - - 3376 - - - - - 121 BL Top Hgt.Variab. - - - 3351 - - 4149 - - - - - 4579 Hgt.Variab. W* - - - 204 - - 278 - - - - - 11 W* B/S - - - 2 - - 4 - - - - - 1 B/S BL Wind - - - 15 - - 12 - - - - - 3 BL Wind Direction - - - 206 - - 229 - - - - - 180 Direction Wind Shear - - - 9 - - 7 - - - - - 0 Wind Shear Max.Converg - - - 11 - - 30 - - - - - 0 Max.Converg CLOUDpotent - - - 888 - - 708 - - - - - -918 CLOUDpotentl sfcLCL - - - 1989 - - 2668 - - - - - 1039 sfcLCL ODpotential - - - 4 - - -265 - - - - - -1815 ODpotential blCL - - - 2873 - - 3641 - - - - - 1936 blCL maxRH - - - 100 - - 98 - - - - - 74 maxRH CAPE - - - 460 - - 610 - - - - - 500 CAPE Temp@2m - - - 54.0 - - 57.1 - - - - - 53.1 Temp@2m DewPt@2m - - - 45.6 - - 45.7 - - - - - 49.1 DewPt@2m Temp@Bot - - - 53.8 - - 56.4 - - - - - 54.1 Temp@Bot DewPt@Bot - - - 44.4 - - 44.5 - - - - - 48.0 DewPt@bot Sfc.Heating - - - 35 - - 80 - - - - - -7 Sfc.Heating BL Depth - - - 2772 - - 3272 - - - - - 16 BL Depth EXPERIMENT - - - 102 - - 91 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 6 - - 6 - - - - - 7 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] 97150 43 273 51 265 59 274 97150 89753 41 276 46 268 47 275 89753 84089 37 273 35 270 36 270 84089 79404 36 253 38 262 29 270 79404 75363 35 239 39 251 27 271 75363 71792 25 233 32 231 30 263 71792 68553 20 238 23 224 28 260 68553 65561 17 248 25 237 25 261 65561 62772 22 256 23 241 23 258 62772 60059 26 246 19 260 21 252 60059 57205 27 246 23 267 16 265 57205 54219 24 251 24 256 21 289 54219 51369 22 276 23 263 26 282 51369 48814 29 278 27 276 25 281 48814 46529 28 273 29 285 27 289 46529 44455 28 279 32 287 30 292 44455 42552 35 278 37 285 35 293 42552 40794 41 273 40 283 38 293 40794 39163 41 270 42 281 39 292 39163 37647 40 270 39 279 39 288 37647 36232 36 268 38 287 34 283 36232 34872 34 271 44 291 34 292 34872 33500 37 276 42 281 43 293 33500 32087 38 275 36 282 48 283 32087 30639 38 271 36 282 48 276 30639 29140 36 263 34 278 50 275 29140 27576 33 255 28 283 56 276 27576 25949 34 261 25 291 61 277 25949 24252 34 258 23 287 63 278 24252 22481 31 251 19 262 51 282 22481 20638 31 252 18 242 37 285 20638 18719 28 248 18 241 28 289 18719 16716 26 245 18 242 20 284 16716 14669 24 240 17 244 15 265 14669 12693 22 233 17 244 13 267 12693 10892 21 229 18 245 13 272 10892 9290 20 228 18 242 13 272 9290 7867 20 230 18 240 14 274 7867 6602 19 233 18 240 13 276 6602 5479 19 234 17 241 13 281 5479 4485 19 231 16 240 13 282 4485 3610 19*225 16*239 14 280 3610 2839 18*218 14*236 15 277 2839 2149 17 211 13 232 15 275 2149 1540 16 205 12 229 14 270 1540 1033 15 202 12 228 12 264 1033 644 15 200 11 226 9 253 644 376 14 198 10 224 6 227 376 214 12 197 9 223 4 194 214 121 10 196 8 222 3*180 121 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