DrJack's BLIPSPOT for: TUE 10/20 Truckee 7207ft 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 - - 0954z - - 1001z - - 1333z - - 1854z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 40.4 - - 51.9 - - 56.3 - - 56.0 - - 49.6 Temp@2m Sfc.Heating -11 - - 244 - - 220 - - 53 - - -6 Sfc.Heating BL Depth 16 - - 4806 - - 6986 - - 7370 - - 16 BL Depth Hcrit 7206 - - 10459 - - 12101 - - 11172 - - 7206 Hcrit BL Top 7223 - - 12013 - - 14193 - - 14577 - - 7223 BL Top Hgt.Variab. 475 - - 1845 - - 3543 - - 2755 - - 2094 Hgt.Variab. W* 0 - - 450 - - 493 - - 314 - - 5 W* B/S 0 - - 5 - - 8 - - 5 - - 0 B/S BL Wind 3 - - 17 - - 11 - - 12 - - 3 BL Wind Direction 189 - - 187 - - 160 - - 137 - - 347 Direction Wind Shear 0 - - 14 - - 12 - - 9 - - 0 Wind Shear Max.Converg -6 - - -13 - - 13 - - 36 - - -3 Max.Converg CLOUDpotent -2343 - - 399 - - 943 - - 1129 - - -4117 CLOUDpotentl sfcLCL 9567 - - 11615 - - 13251 - - 13449 - - 11341 sfcLCL ODpotential -8143 - - -1875 - - -332 - - -259 - - -6778 ODpotential blCL 15366 - - 13888 - - 14525 - - 14836 - - 14001 blCL maxRH 74 - - 73 - - 96 - - 96 - - 99 maxRH CAPE 0 - - 0 - - 50 - - 20 - - 50 CAPE Temp@2m 40.4 - - 51.9 - - 56.3 - - 56.0 - - 49.6 Temp@2m DewPt@2m 23.9 - - 26.1 - - 23.2 - - 22.1 - - 25.3 DewPt@2m Temp@Bot 42.7 - - 50.5 - - 54.9 - - 55.5 - - 50.2 Temp@Bot DewPt@Bot 23.9 - - 26.0 - - 23.1 - - 22.0 - - 25.2 DewPt@bot Sfc.Heating -11 - - 244 - - 220 - - 53 - - -6 Sfc.Heating BL Depth 16 - - 4806 - - 6986 - - 7370 - - 16 BL Depth EXPERIMENT 0 - - 0 - - 83 - - 82 - - 95 EXPERIMENT EXPERIMENT2 4 - - 4 - - 3 - - 3 - - 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] 97589 10 342 14 291 22 314 19 326 13 320 97589 90338 5 049 9 268 7 280 18 300 13 356 90338 84728 6 352 2 233 4 275 7 267 11 340 84728 80065 7 309 3 254 6 267 6 345 1 019 80065 76056 5 343 2 170 5 181 6 323 4 249 76056 72516 9 304 3 333 4 160 4 235 9 267 72516 69302 5 221 1 094 3 209 10 208 13 247 69302 66349 6 244 5 255 7 247 6 223 13 205 66349 63597 3 184 9 225 5 234 8 245 11 214 63597 60901 8 216 17 202 25 222 19 222 20 206 60901 58074 25 220 25 201 29 209 23 213 20 206 58074 55126 30 224 28 211 31 204 31 211 31 213 55126 52302 38 218 38 214 40 207 44 207 46 207 52302 49771 47 215 51 216 52 212 51 207 55 206 49771 47520 58 216 62 217 65 213 56 211 58 203 47520 45467 64 216 69 213 69 211 69 211 58 208 45467 43574 71 217 73 210 71 209 69 205 71 214 43574 41829 81 219 75 209 74 207 70 204 78 207 41829 40218 84 218 76 210 75 209 76 204 77 200 40218 38730 75 217 72 208 76 208 73 202 64 194 38730 37353 70 221 62 207 69 204 63 197 51 194 37353 36048 76 224 61 212 62 204 60 201 53 205 36048 34755 79 219 68 215 63 208 63 204 57 207 34755 33447 78 212 72 212 65 206 61 203 55 205 33447 32133 74 208 69 207 63 203 53 202 43 200 32133 30797 65 206 62 203 57 202 45 201 33 191 30797 29425 57 207 54 198 51 196 39 198 28 178 29425 28018 53 205 48 195 45 186 36 190 25 170 28018 26576 48 199 45 194 39 181 33 180 26 171 26576 25106 45 195 43 193 36 181 31 174 26 175 25106 23612 42 194 41 193 34 184 30 178 28 182 23612 22091 36 194 38 194 32 186 29 190 29 185 22091 20539 30 190 35 194 32 188 30 193 26 183 20539 18985 28 182 32 187 32 187 27 181 24 171 18985 17503 29 173 32 176 27 181 22 175 21 160 17503 16155 29 168 32 169 26 180 18 169 19 154 16155 14946 28 172 30 171 22*177 15*159 18 144 14946 13857 30 184 28 180 17*171 14*155 18 134 13857 12870 33 194 26*187 13 166 14 149 18 126 12870 11972 36 200 22*189 12 162 13 143 18 121 11972 11156 36 202 20 189 12 160 13 137 17 116 11156 10417 35 201 19 188 11 158 13 133 17 110 10417 9746 34 199 17 187 11 157 12 130 16 101 9746 9131 31 196 17 186 10 156 12 129 15 091 9131 8574 27 192 16 186 10 155 11 128 13 081 8574 8100 23 187 15 185 10 154 11 126 11 067 8100 7730 19 185 14 185 9 153 11 126 8 046 7730 7472 13 183 13 184 8 153 10 125 6 013 7472 7314 9*183 11 184 8 153 9 124 5*356 7314 7223 3*189 8 182 6 151 6 123 3*347 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