DrJack's BLIPSPOT for: WED 09/18 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 0948z - - 0953z - - 1002z - - 1554z - - 1853z Update Time FCST PERIOD 6 hr - - 9 hr - - 12 hr - - 9 hr - - 9 hr FCST PERIOD Temp@2m 40.1 - - 51.7 - - 56.0 - - 47.7 - - 42.5 Temp@2m Sfc.Heating -2 - - 190 - - 306 - - 33 - - -1 Sfc.Heating BL Depth 16 - - 3177 - - 6105 - - 2031 - - 109 BL Depth Hcrit 7206 - - 9125 - - 11583 - - 7207 - - 7206 Hcrit BL Top 7223 - - 10384 - - 13313 - - 9238 - - 7316 BL Top Hgt.Variab. 825 - - 3504 - - 2210 - - 1609 - - 1304 Hgt.Variab. W* 5 - - 362 - - 528 - - 184 - - 24 W* B/S 1 - - 8 - - 22 - - 23 - - 1 B/S BL Wind 2 - - 9 - - 4 - - 1 - - 6 BL Wind Direction 046 - - 139 - - 119 - - 283 - - 195 Direction Wind Shear 0 - - 4 - - 5 - - 5 - - 2 Wind Shear Max.Converg -6 - - 8 - - 93 - - -7 - - -10 Max.Converg CLOUDpotent -1039 - - -337 - - 1703 - - 2015 - - 93 CLOUDpotentl sfcLCL 8263 - - 10722 - - 11611 - - 7223 - - 7223 sfcLCL ODpotential -5571 - - -2513 - - 847 - - 173 - - -1922 ODpotential blCL 12794 - - 12897 - - 12466 - - 9065 - - 9238 blCL maxRH 89 - - 96 - - 100 - - 100 - - 99 maxRH CAPE 0 - - 30 - - 120 - - 290 - - 0 CAPE Temp@2m 40.1 - - 51.7 - - 56.0 - - 47.7 - - 42.5 Temp@2m DewPt@2m 29.2 - - 29.8 - - 30.0 - - 41.8 - - 39.1 DewPt@2m Temp@Bot 40.9 - - 50.5 - - 54.0 - - 47.4 - - 42.6 Temp@Bot DewPt@Bot 28.6 - - 29.4 - - 29.7 - - 40.9 - - 38.7 DewPt@bot Sfc.Heating -2 - - 190 - - 306 - - 33 - - -1 Sfc.Heating BL Depth 16 - - 3177 - - 6105 - - 2031 - - 109 BL Depth EXPERIMENT 58 - - 84 - - 100 - - 100 - - 94 EXPERIMENT EXPERIMENT2 4 - - 4 - - 4 - - 7 - - 6 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] 98553 4 181 9 228 4 188 10 217 9 303 98553 91237 5 146 3 068 3 339 4 000 5 075 91237 85560 7 093 6 016 4 110 1 180 8 101 85560 80840 8 067 5 165 6 149 4 133 3 116 80840 76781 8 100 9 148 5 106 5 074 3 015 76781 73187 8 100 11 127 5 092 8 094 2 052 73187 69916 8 118 10 114 11 154 5 100 5 097 69916 66888 5 134 4 125 7 120 3 126 7 122 66888 64067 4 166 3 162 2 328 1 070 7 102 64067 61326 2 271 2 344 4 269 3 256 2 153 61326 58456 9 238 8 279 9 255 8 281 3 265 58456 55475 10 253 9 266 11 231 13 253 9 281 55475 52641 15 278 12 268 12 242 11 240 11 276 52641 50095 19 275 15 268 13 258 7 259 13 269 50095 47807 24 274 20 262 17 257 13 271 14 262 47807 45725 26 269 24 251 25 246 20 255 14 260 45725 43813 28 266 26 252 25 243 23 244 16 258 43813 42045 31 266 29 254 24 246 24 239 19 253 42045 40401 34 263 32 251 26 247 27 238 22 246 40401 38872 38 259 33 246 31 242 29 238 23 235 38872 37456 39 258 35 242 34 237 29 239 23 228 37456 36119 42 255 35 242 35 233 34 237 20 225 36119 34800 49 246 37 242 33 226 38 230 10 214 34800 33473 45 244 44 233 30 216 33 222 4 174 33473 32143 38 239 36 222 31 206 30 212 8 165 32143 30796 33 235 31 217 30 199 31 201 13 147 30796 29421 27 237 29 217 25 201 29 196 17 136 29421 28013 26 235 25 211 21 195 25 194 17 134 28013 26573 24 228 22 208 20 189 21 191 17 136 26573 25103 20 226 19 201 21 194 15 192 18 140 25103 23607 16 229 17 189 24 195 9 185 19 143 23607 22083 17 234 14 194 25 193 8 139 19 144 22083 20524 19 237 15 208 23 188 10 122 19 145 20524 18960 18 233 16 215 16 179 10 126 21 143 18960 17466 16 229 13 212 10 167 10 130 23 133 17466 16110 15 226 12 199 9 145 13 116 24 114 16110 14899 15 224 12 192 8 128 15 106 27 093 14899 13810 15 221 12 193 7*121 16 102 29 082 13810 12824 14 214 11 196 7*118 15 098 30 079 12824 11928 10 195 9 189 6 117 14 095 28 078 11928 11116 7 170 9 173 5 116 11 091 25 078 11116 10382 7 155 8*155 5 117 8 087 21 081 10382 9718 9 139 9*143 4 120 5*081 19 085 9718 9108 12 127 9 140 3 121 2*073 15 092 9108 8557 14 118 9 139 3 123 0 040 12 106 8557 8089 15 111 9 138 3 123 2 280 9 132 8089 7723 14 104 9 137 3 125 3 274 8 170 7723 7469 10 098 8 136 2 124 4 273 8*189 7469 7313 7*091 7 136 2 124 4 274 7*193 7313 7223 2*046 6 134 2 124 3 272 5 196 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