DrJack's BLIPSPOT for: TUE 01/27 Truckee 7206ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 18Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 0653z - - 0955z - - 1000z - - 1332z - - 1854z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 22.7 - - 31.3 - - 36.2 - - 31.6 - - 25.4 Temp@2m Sfc.Heating -106 - - -31 - - 16 - - -36 - - -126 Sfc.Heating BL Depth 16 - - 16 - - 943 - - 16 - - 16 BL Depth Hcrit 7205 - - 7206 - - 7205 - - 7205 - - 7205 Hcrit BL Top 7222 - - 7222 - - 8148 - - 7222 - - 7222 BL Top Hgt.Variab. 111 - - 808 - - 1148 - - 1203 - - 344 Hgt.Variab. W* 15 - - 23 - - 126 - - 18 - - 17 W* B/S 0 - - 0 - - 1 - - 0 - - 0 B/S BL Wind 7 - - 9 - - 20 - - 9 - - 9 BL Wind Direction 221 - - 215 - - 220 - - 222 - - 222 Direction Wind Shear 0 - - 0 - - 16 - - 0 - - 0 Wind Shear Max.Converg -18 - - -16 - - -41 - - -15 - - -20 Max.Converg CLOUDpotent -4534 - - -4981 - - -2199 - - -1459 - - -3188 CLOUDpotentl sfcLCL 11757 - - 12204 - - 10347 - - 8681 - - 10410 sfcLCL ODpotential -16157 - - -14471 - - -11009 - - -8543 - - -12160 ODpotential blCL 23379 - - 21693 - - 19157 - - 15765 - - 19382 blCL maxRH 69 - - 86 - - 87 - - 85 - - 88 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 22.7 - - 31.3 - - 36.2 - - 31.6 - - 25.4 Temp@2m DewPt@2m -2.1 - - 4.2 - - 16.6 - - 19.2 - - 5.9 DewPt@2m Temp@Bot 28.7 - - 33.4 - - 36.3 - - 33.4 - - 30.6 Temp@Bot DewPt@Bot -3.0 - - 3.2 - - 15.6 - - 18.1 - - 5.0 DewPt@bot Sfc.Heating -106 - - -31 - - 16 - - -36 - - -126 Sfc.Heating BL Depth 16 - - 16 - - 943 - - 16 - - 16 BL Depth EXPERIMENT 0 - - 45 - - 48 - - 41 - - 53 EXPERIMENT EXPERIMENT2 1 - - 1 - - 2 - - 3 - - 2 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] 95834 72 332 60 329 65 325 62 316 63 307 95834 88866 63 339 53 337 54 321 54 326 52 324 88866 83394 55 335 42 347 44 316 55 331 48 337 83394 78801 49 325 35 343 42 313 52 327 51 338 78801 74826 48 325 34 337 36 319 46 322 49 326 74826 71331 39 328 33 322 34 320 44 321 42 316 71331 68196 33 325 32 313 34 317 38 321 32 320 68196 65320 38 318 33 311 34 319 35 318 36 305 65320 62667 40 312 35 306 37 310 36 311 33 287 62667 60109 42 310 39 301 37 307 34 300 24 289 60109 57402 47 305 45 302 43 300 30 297 24 288 57402 54545 46 300 51 296 46 288 41 282 35 278 54545 51798 46 295 49 286 41 281 48 266 49 264 51798 49320 41 296 46 284 44 283 50 261 51 259 49320 47092 39 294 48 288 55 278 54 263 55 259 47092 45071 42 296 49 284 60 272 55 258 61 253 45071 43234 44 296 42 273 51 263 54 255 59 248 43234 41564 36 301 36 262 47 252 59 249 59 245 41564 40037 35 302 30 274 46 242 56 235 66 239 40037 38621 37 279 32 268 43 236 51 224 65 226 38621 37294 31 272 33 259 40 231 51 223 57 212 37294 36022 24 280 30 257 41 223 55 222 59 214 36022 34747 17 283 25 257 44 219 58 221 59 216 34747 33443 19 258 20 256 48 227 62 225 60 218 33443 32118 25 253 28 250 55 238 64 231 60 223 32118 30760 29 261 41 245 58 242 60 236 62 229 30760 29361 41 271 49 249 55 241 57 234 62 231 29361 27927 46 274 48 248 54 237 59 230 62 231 27927 26462 43 269 47 244 55 234 62 231 61 230 26462 24972 37 258 44 239 54 234 60 234 61 231 24972 23461 36 250 41 232 50 231 55 236 59 231 23461 21930 32 245 38 227 45 227 49 234 53 232 21930 20373 30 243 37 227 42 225 45 232 47 234 20373 18816 28 245 35 228 38 227 41 230 46 237 18816 17331 24 245 31 228 33 228 38 229 48 236 17331 15984 21 244 26 225 30 227 35 227 50 234 15984 14779 20 240 22 220 28 223 34 227 50 233 14779 13697 19 234 21 215 29 219 34 229 48 232 13697 12719 20 228 21 210 30 216 35 231 44 233 12719 11832 21 225 22 207 31 213 37 232 39 234 11832 11031 24 222 24 207 34 212 39 231 36 233 11031 10308 26 222 26 208 36 210 40 227 37 230 10308 9656 28 221 29 211 36 210 42 221 39 226 9656 9060 30 220 31 212 34 211 43 216 42 222 9060 8523 31 219 33 212 29*216 40 214 43 219 8523 8066 31 218 32 212 25*219 32 217 40 216 8066 7709 29 218 28 213 23 221 25 220 35 215 7709 7461 23 220 21 214 20 221 20 221 27 216 7461 7309 17*222 16 215 16 221 16*222 20*219 7309 7222 7*221 9*215 10 221 9*222 9*222 7222 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