DrJack's BLIPSPOT for: FRI 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 0954z - - 1326z - - 1554z - - 1853z - - 2154z Update Time FCST PERIOD 6 hr - - 6 hr - - 6 hr - - 6 hr - - 6 hr FCST PERIOD Temp@2m 40.2 - - 51.5 - - 54.2 - - 49.6 - - 41.7 Temp@2m Sfc.Heating -40 - - 216 - - 391 - - 139 - - -14 Sfc.Heating BL Depth 16 - - 1820 - - 3433 - - 2597 - - 16 BL Depth Hcrit 7206 - - 8197 - - 9578 - - 8563 - - 7206 Hcrit BL Top 7223 - - 9026 - - 10640 - - 9804 - - 7223 BL Top Hgt.Variab. 283 - - 1146 - - 1065 - - 1486 - - 2222 Hgt.Variab. W* 14 - - 318 - - 474 - - 305 - - 3 W* B/S 0 - - 4 - - 4 - - 3 - - 0 B/S BL Wind 5 - - 16 - - 22 - - 21 - - 7 BL Wind Direction 254 - - 239 - - 238 - - 236 - - 239 Direction Wind Shear 0 - - 10 - - 12 - - 13 - - 0 Wind Shear Max.Converg -18 - - -38 - - -44 - - -43 - - -9 Max.Converg CLOUDpotent -1627 - - -1616 - - -35 - - 1305 - - 0 CLOUDpotentl sfcLCL 8850 - - 10643 - - 10676 - - 8499 - - 7223 sfcLCL ODpotential -10482 - - -8038 - - -4455 - - -2181 - - -849 ODpotential blCL 17705 - - 17064 - - 15095 - - 11985 - - 8072 blCL maxRH 65 - - 60 - - 77 - - 89 - - 95 maxRH CAPE 0 - - 0 - - 0 - - 10 - - 10 CAPE Temp@2m 40.2 - - 51.5 - - 54.2 - - 49.6 - - 41.7 Temp@2m DewPt@2m 26.8 - - 29.9 - - 32.2 - - 37.2 - - 39.6 DewPt@2m Temp@Bot 43.1 - - 50.2 - - 52.2 - - 48.7 - - 42.4 Temp@Bot DewPt@Bot 25.7 - - 28.9 - - 31.8 - - 37.0 - - 39.5 DewPt@bot Sfc.Heating -40 - - 216 - - 391 - - 139 - - -14 Sfc.Heating BL Depth 16 - - 1820 - - 3433 - - 2597 - - 16 BL Depth EXPERIMENT 0 - - 0 - - 8 - - 57 - - 78 EXPERIMENT EXPERIMENT2 4 - - 4 - - 5 - - 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] 97898 11 328 7 334 5 276 14 231 17 290 97898 90622 5 350 2 329 4 304 4 291 3 339 90622 85002 6 357 6 342 4 314 5 345 10 020 85002 80313 6 027 3 333 1 118 4 315 11 015 80313 76264 5 027 2 325 1 054 4 291 9 337 76264 72682 3 341 6 328 2 110 3 229 2 356 72682 69423 4 289 7 302 4 278 6 267 6 288 69423 66414 8 268 9 269 11 268 7 271 9 248 66414 63614 12 281 11 270 14 270 13 279 5 255 63614 60875 15 271 16 266 23 268 22 268 12 254 60875 58012 17 268 20 255 24 260 18 263 18 247 58012 55057 21 278 23 256 22 255 18 274 15 263 55057 52231 27 279 23 260 24 257 29 272 18 281 52231 49671 34 278 28 269 35 260 40 261 28 269 49671 47373 44 274 39 269 44 258 46 254 38 256 47373 45295 53 268 51 264 53 255 50 251 46 253 45295 43405 60 262 63 255 61 249 54 245 51 246 43405 41673 66 253 73 248 68 243 55 239 53 234 41673 40074 69 250 78 240 74 240 61 237 54 230 40074 38596 69 246 78 238 79 236 69 233 59 226 38596 37228 68 243 75 237 79 233 74 230 66 217 37228 35937 67 243 72 236 75 230 74 227 69 212 35937 34655 65 243 69 237 70 230 72 225 70 212 34655 33353 62 245 66 238 65 233 69 222 71 212 33353 32035 60 248 62 238 61 235 68 222 68 211 32035 30689 56 251 58 239 59 234 65 227 64 211 30689 29311 53 252 55 240 55 234 60 229 59 211 29311 27903 50 253 53 242 53 234 58 227 54 211 27903 26464 45 255 49 244 51 234 57 226 49 215 26464 24996 42 256 45 245 49 236 56 228 41 221 24996 23506 40 256 41 248 45 238 53 232 32 225 23506 21993 37 255 38 250 42 240 47 236 26 226 21993 20450 33 253 34 252 38 241 40 241 24 227 20450 18904 28 251 31 252 35 243 34 244 24 230 18904 17426 25 252 28 253 33 246 29 246 24 234 17426 16081 22 253 25 254 31 250 26 248 24 238 16081 14876 19 253 23 252 29 254 24 251 24 241 14876 13791 18 254 22 250 28 255 23 255 25 243 13791 12806 17 255 22 246 27 251 23 253 26 245 12806 11912 17 257 22 243 28 242 25 243 26 246 11912 11100 17 260 22 242 25*238 25 236 27 244 11100 10368 17 262 21 241 23*237 24*235 26 239 10368 9706 18 262 21 241 23 237 24*235 26 236 9706 9101 17 261 21*240 23 237 23 236 26 235 9101 8553 17 261 19*239 22 238 23 236 24 236 8553 8087 16 262 17 239 22 238 22 237 22 237 8087 7723 15 259 16 239 21 239 21 237 19 238 7723 7469 13 253 15 239 19 239 19 237 16 239 7469 7313 11*251 13 239 16 239 17 237 13*239 7313 7223 5*254 9 240 11 239 10 237 7*239 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