DrJack's BLIPSPOT for: MON 07/27 Truckee 7208ft 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 - - - 0952z - - 1001z - - 1333z - - 1600z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 70.3 - - 72.9 - - 71.1 - - 61.6 Temp@2m Sfc.Heating - - - 341 - - 466 - - 274 - - -23 Sfc.Heating BL Depth - - - 3022 - - 4117 - - 3023 - - 16 BL Depth Hcrit - - - 9223 - - 10171 - - 9156 - - 7207 Hcrit BL Top - - - 10230 - - 11326 - - 10231 - - 7224 BL Top Hgt.Variab. - - - 1764 - - 1607 - - 1288 - - 1654 Hgt.Variab. W* - - - 435 - - 535 - - 405 - - 12 W* B/S - - - 6 - - 7 - - 5 - - 0 B/S BL Wind - - - 13 - - 14 - - 14 - - 5 BL Wind Direction - - - 238 - - 245 - - 250 - - 265 Direction Wind Shear - - - 6 - - 5 - - 5 - - 0 Wind Shear Max.Converg - - - -22 - - -33 - - -31 - - -10 Max.Converg CLOUDpotent - - - -9284 - - -7922 - - -7369 - - -6936 CLOUDpotentl sfcLCL - - - 19515 - - 19249 - - 17600 - - 14161 sfcLCL ODpotential - - - -17039 - - -15191 - - -13747 - - -13907 ODpotential blCL - - - 27269 - - 26517 - - 23978 - - 21131 blCL maxRH - - - 14 - - 18 - - 16 - - 23 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 70.3 - - 72.9 - - 71.1 - - 61.6 Temp@2m DewPt@2m - - - 9.7 - - 13.4 - - 19.3 - - 25.3 DewPt@2m Temp@Bot - - - 68.1 - - 70.3 - - 69.3 - - 62.7 Temp@Bot DewPt@Bot - - - 8.7 - - 12.2 - - 18.1 - - 24.8 DewPt@bot Sfc.Heating - - - 341 - - 466 - - 274 - - -23 Sfc.Heating BL Depth - - - 3022 - - 4117 - - 3023 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 1 - - 2 - - 2 - - 4 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] 99347 41 111 38 112 34 112 30 101 99347 91832 29 112 28 113 27 098 32 102 91832 86036 28 119 25 119 30 091 27 104 86036 81242 27 112 26 114 26 098 25 096 81242 77134 26 107 25 110 25 127 16 086 77134 73507 16 100 22 113 19 125 12 120 73507 70233 17 117 17 116 14 130 12 101 70233 67240 10 138 8 113 10 118 10 136 67240 64474 13 183 3 144 5 140 11 121 64474 61799 14 181 6 205 4 189 5 199 61799 59026 11 202 15 209 12 194 13 175 59026 56174 24 229 24 231 21 234 14 225 56174 53466 34 218 33 225 31 224 26 242 53466 51037 35 212 35 214 34 216 34 217 51037 48867 32 230 34 218 35 225 32 223 48867 46890 39 244 41 238 41 243 29 237 46890 45059 47 243 47 239 42 240 31 245 45059 43346 52 237 51 237 45 242 37 248 43346 41737 58 235 54 235 50 240 44 245 41737 40222 63 235 58 235 55 240 54 243 40222 38800 67 232 64 233 60 236 59 236 38800 37442 70 228 66 227 64 226 63 228 37442 36086 70 224 69 223 67 224 65 230 36086 34708 71 226 70 228 65 230 61 234 34708 33315 70 233 66 235 56 232 53 235 33315 31896 57 239 49 240 44 231 43 231 31896 30445 44 244 33 241 40 229 40 231 30445 28968 37 247 26 241 29 234 28 235 28968 27463 34 246 25 242 21 236 19 232 27463 25930 35 247 27 247 19 226 19 226 25930 24373 35 250 28 248 19 227 18 229 24373 22786 34 250 28 248 19 230 17 223 22786 21161 32 240 25 241 21 230 19 222 21161 19525 33 235 24 235 21 226 20 218 19525 17959 31 236 22 236 18 221 20 211 17959 16535 27 237 19 237 15 215 18 206 16535 15260 24 236 17 235 13 210 16 200 15260 14113 20 233 15 229 12 209 14 196 14113 13074 18 231 15 224 12 213 12 195 13074 12132 17 231 14*229 13 218 11 199 12132 11278 15 234 14*237 12 230 12 212 11278 10508 14*236 14 240 12*242 13 221 10508 9813 13*237 15 244 13*247 13 230 9813 9178 14 237 15 246 14 249 13 247 9178 8606 14 238 16 247 14 251 14 261 8606 8121 13 239 15 248 15 251 14 264 8121 7743 13 239 15 248 14 252 14 265 7743 7479 12 239 14 249 13 252 12 265 7479 7317 11 239 13 249 12 252 9*266 7317 7224 8 239 9 249 9 252 5*265 7224 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