DrJack's BLIPSPOT for: FRI 04/10 Truckee 7206ft 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 - - - 0659z - - 1001z - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 40.4 - - 40.6 - - - - - 33.0 Temp@2m Sfc.Heating - - - 93 - - 239 - - - - - -4 Sfc.Heating BL Depth - - - 2062 - - 2068 - - - - - 16 BL Depth Hcrit - - - 8008 - - 8419 - - - - - 7205 Hcrit BL Top - - - 9269 - - 9275 - - - - - 7222 BL Top Hgt.Variab. - - - 2094 - - 2019 - - - - - 1720 Hgt.Variab. W* - - - 255 - - 347 - - - - - 9 W* B/S - - - 2 - - 2 - - - - - 0 B/S BL Wind - - - 22 - - 25 - - - - - 8 BL Wind Direction - - - 208 - - 212 - - - - - 233 Direction Wind Shear - - - 19 - - 19 - - - - - 0 Wind Shear Max.Converg - - - -33 - - -40 - - - - - -12 Max.Converg CLOUDpotent - - - 2047 - - 2053 - - - - - 0 CLOUDpotentl sfcLCL - - - 7223 - - 7223 - - - - - 7222 sfcLCL ODpotential - - - 525 - - 941 - - - - - -366 ODpotential blCL - - - 8744 - - 8334 - - - - - 7588 blCL maxRH - - - 96 - - 97 - - - - - 99 maxRH CAPE - - - 240 - - 470 - - - - - 0 CAPE Temp@2m - - - 40.4 - - 40.6 - - - - - 33.0 Temp@2m DewPt@2m - - - 35.8 - - 36.8 - - - - - 32.2 DewPt@2m Temp@Bot - - - 39.9 - - 39.3 - - - - - 33.2 Temp@Bot DewPt@Bot - - - 34.9 - - 35.6 - - - - - 32.2 DewPt@bot Sfc.Heating - - - 93 - - 239 - - - - - -4 Sfc.Heating BL Depth - - - 2062 - - 2068 - - - - - 16 BL Depth EXPERIMENT - - - 86 - - 88 - - - - - 96 EXPERIMENT EXPERIMENT2 - - - 5 - - 5 - - - - - 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] 97052 47 274 55 268 53 289 97052 89654 37 260 41 271 44 282 89654 84055 35 266 35 282 36 280 84055 79452 30 274 35 283 27 279 79452 75503 29 278 28 283 29 285 75503 71988 31 282 24 287 34 275 71988 68763 32 279 25 279 35 269 68763 65774 30 270 27 266 29 265 65774 62992 28 267 27 266 25 271 62992 60283 28 260 27 267 25 274 60283 57441 24 251 26 259 24 272 57441 54488 21 240 26 249 27 261 54488 51672 15 250 22 240 27 251 51672 49141 13 273 13 250 23 250 49141 46867 14 269 10 261 23 254 46867 44792 25 222 26 222 25 250 44792 42886 27 216 25 212 23 247 42886 41130 30 214 21 228 23 246 41130 39504 32 205 27 229 26 240 39504 37997 35 198 31 223 28 235 37997 36601 38 200 40 216 29 233 36601 35284 45 202 49 207 31 228 35284 33985 51 202 57 201 34 217 33985 32679 55 202 62 199 38 205 32679 31380 55 202 65 199 47 204 31380 30079 54 200 65 198 51 200 30079 28753 50 199 63 198 44 196 28753 27393 48 197 59 198 43 196 27393 26000 46 195 50 199 38 193 26000 24577 43 193 42 198 36 194 24577 23130 40 190 38 194 33 193 23130 21655 40 193 36 194 31 196 21655 20149 38 193 38 190 30 197 20149 18636 36 187 38 183 30 204 18636 17190 35 184 38 180 32 209 17190 15877 34 183 37 180 33 213 15877 14701 34 183 36 180 35 217 14701 13643 33 186 35 182 36 221 13643 12684 32 191 34 186 36 222 12684 11813 32 194 33 191 36 222 11813 11022 31 198 32 196 36 221 11022 10307 30 202 32 201 36 222 10307 9659 29*204 31*205 34 225 9659 9064 28*206 30*208 33 228 9064 8526 26 207 29 210 31 231 8526 8069 23 208 26 213 27 232 8069 7712 20 209 24 214 23 233 7712 7463 18 209 22 215 19 233 7463 7310 15 209 19 215 15*233 7310 7222 9 209 11 217 8*233 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