DrJack's BLIPSPOT for: THU 09/17 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 0653z - - 0953z - - 1000z - - 1332z - - 1600z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m 40.3 - - 49.6 - - 53.4 - - 52.2 - - 44.0 Temp@2m Sfc.Heating 16 - - 415 - - 511 - - 237 - - -14 Sfc.Heating BL Depth 16 - - 2985 - - 4023 - - 3435 - - 16 BL Depth Hcrit 7206 - - 9241 - - 10115 - - 9404 - - 7206 Hcrit BL Top 7223 - - 10192 - - 11230 - - 10642 - - 7223 BL Top Hgt.Variab. 2257 - - 1149 - - 1367 - - 1761 - - 1554 Hgt.Variab. W* 27 - - 458 - - 543 - - 399 - - 4 W* B/S 1 - - 3 - - 6 - - 6 - - 0 B/S BL Wind 7 - - 24 - - 18 - - 13 - - 4 BL Wind Direction 227 - - 227 - - 234 - - 246 - - 280 Direction Wind Shear 0 - - 14 - - 7 - - 5 - - 0 Wind Shear Max.Converg -10 - - -52 - - -33 - - -31 - - -8 Max.Converg CLOUDpotent 1 - - -41 - - -115 - - -709 - - -2215 CLOUDpotentl sfcLCL 7223 - - 10234 - - 11346 - - 11351 - - 9439 sfcLCL ODpotential -1854 - - -4200 - - -3721 - - -4096 - - -6961 ODpotential blCL 9077 - - 14392 - - 14951 - - 14738 - - 14184 blCL maxRH 92 - - 66 - - 61 - - 56 - - 51 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 40.3 - - 49.6 - - 53.4 - - 52.2 - - 44.0 Temp@2m DewPt@2m 35.2 - - 29.9 - - 28.7 - - 27.7 - - 28.0 DewPt@2m Temp@Bot 40.3 - - 47.7 - - 50.9 - - 50.7 - - 45.4 Temp@Bot DewPt@Bot 35.2 - - 29.7 - - 28.5 - - 27.6 - - 28.1 DewPt@bot Sfc.Heating 16 - - 415 - - 511 - - 237 - - -14 Sfc.Heating BL Depth 16 - - 2985 - - 4023 - - 3435 - - 16 BL Depth EXPERIMENT 69 - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 6 - - 4 - - 4 - - 4 - - 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] 99035 19 137 14 094 12 112 9 066 16 073 99035 91643 14 134 13 137 12 108 6 121 9 072 91643 85909 14 107 9 122 14 136 13 124 5 113 85909 81153 5 042 12 129 8 152 5 139 5 086 81153 77059 3 206 2 179 9 113 11 137 8 095 77059 73434 4 163 11 221 4 240 3 079 8 073 73434 70128 3 033 9 169 8 191 6 355 7 077 70128 67085 13 250 5 231 11 237 14 270 10 265 67085 64286 7 225 8 215 9 200 7 205 9 205 64286 61579 12 251 10 228 13 217 11 220 10 219 61579 58740 24 223 24 229 25 213 20 216 17 216 58740 55785 26 224 27 212 26 223 21 246 21 265 55785 52971 29 221 23 200 31 222 34 243 31 257 52971 50454 25 248 17 233 22 238 28 263 26 271 50454 48190 40 262 35 259 34 267 35 283 31 278 48190 46131 49 251 51 252 47 267 50 281 46 287 46131 44250 49 242 56 246 56 256 57 271 57 280 44250 42514 49 245 56 247 55 252 60 266 58 273 42514 40895 55 250 60 254 60 256 63 266 60 273 40895 39381 63 256 69 253 66 258 66 267 64 273 39381 37964 75 259 73 251 71 254 69 266 68 268 37964 36617 83 257 75 248 70 249 70 261 69 261 36617 35276 87 257 76 247 69 246 69 254 70 256 35276 33916 90 258 76 247 69 244 67 247 69 250 33916 32550 93 257 77 248 69 244 66 243 66 248 32550 31165 94 256 79 248 70 244 66 241 65 246 31165 29750 91 255 79 245 70 243 67 237 65 242 29750 28302 82 253 79 241 71 240 67 236 66 238 28302 26821 69 251 78 239 71 237 69 237 69 238 26821 25311 56 250 79 240 74 237 69 240 63 239 25311 23780 46 249 71 243 71 239 60 242 51 238 23780 22229 38 248 53 245 58 241 46 239 43 234 22229 20649 30 246 37 243 43 240 35 233 36 231 20649 19064 27 244 27 241 33 237 27 230 28 230 19064 17553 27 244 22 240 28 235 22 232 21 231 17553 16183 28 244 20 240 23 234 18 235 15 226 16183 14958 28 244 19 242 19 233 15 235 11 217 14958 13857 28 242 19 244 16 232 12 230 10 208 13857 12861 28 238 20 243 16 230 12 222 9 207 12861 11956 29 234 22 239 16*228 14 221 11 212 11956 11136 32 229 24 230 17*229 13*227 14 221 11136 10397 35 225 25*226 18 231 13*237 16 225 10397 9728 37 221 26*226 18 233 13 242 17 228 9728 9115 37 218 26 226 19 235 13 245 15 234 9115 8562 34 218 26 227 19 236 13 247 11 250 8562 8091 30 220 25 227 18 237 13 248 10 272 8091 7725 23 223 23 228 18 237 13 249 9 281 7725 7470 17 225 21 228 16 238 12 250 8 281 7470 7313 13*226 18 228 14 238 11 250 6*280 7313 7223 7*227 12 229 10 238 8 250 4*280 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