DrJack's BLIPSPOT for: WED 09/16 Truckee 7207ft 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 - - - 0954z - - 0959z - - 1333z - - 1602z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 55.6 - - 58.2 - - 55.6 - - 45.9 Temp@2m Sfc.Heating - - - 380 - - 492 - - 238 - - -11 Sfc.Heating BL Depth - - - 4131 - - 5370 - - 3553 - - 16 BL Depth Hcrit - - - 10109 - - 11182 - - 9497 - - 7206 Hcrit BL Top - - - 11338 - - 12578 - - 10760 - - 7223 BL Top Hgt.Variab. - - - 1858 - - 1868 - - 1682 - - 2068 Hgt.Variab. W* - - - 497 - - 591 - - 405 - - 3 W* B/S - - - 4 - - 6 - - 5 - - 0 B/S BL Wind - - - 21 - - 19 - - 16 - - 4 BL Wind Direction - - - 217 - - 213 - - 220 - - 255 Direction Wind Shear - - - 12 - - 11 - - 8 - - 0 Wind Shear Max.Converg - - - -31 - - -26 - - -29 - - -9 Max.Converg CLOUDpotent - - - -924 - - 754 - - 114 - - -355 CLOUDpotentl sfcLCL - - - 12263 - - 11824 - - 10646 - - 7579 sfcLCL ODpotential - - - -6046 - - -1399 - - -3254 - - -4984 ODpotential blCL - - - 17384 - - 13977 - - 14014 - - 12207 blCL maxRH - - - 57 - - 63 - - 64 - - 75 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 55.6 - - 58.2 - - 55.6 - - 45.9 Temp@2m DewPt@2m - - - 26.9 - - 31.3 - - 33.9 - - 37.6 DewPt@2m Temp@Bot - - - 53.7 - - 55.8 - - 54.2 - - 46.7 Temp@Bot DewPt@Bot - - - 26.8 - - 31.1 - - 33.7 - - 37.6 DewPt@bot Sfc.Heating - - - 380 - - 492 - - 238 - - -11 Sfc.Heating BL Depth - - - 4131 - - 5370 - - 3553 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 4 - - 5 - - 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] 98996 14 124 12 129 13 145 9 156 98996 91593 13 155 5 166 11 126 9 147 91593 85866 12 169 5 176 7 134 9 138 85866 81107 5 167 7 193 6 146 9 084 81107 77006 5 258 9 171 2 309 4 044 77006 73372 11 240 12 208 7 231 1 009 73372 70065 10 188 9 220 7 230 5 255 70065 67018 9 221 19 228 13 253 8 266 67018 64211 2 200 13 201 13 217 7 274 64211 61498 4 290 6 216 13 221 17 241 61498 58674 23 234 25 237 17 231 20 219 58674 55732 20 217 25 223 19 228 17 212 55732 52895 18 221 24 231 21 238 19 232 52895 50319 25 239 30 229 34 237 28 238 50319 48003 39 247 36 240 42 233 44 242 48003 45912 49 244 47 239 51 235 57 232 45912 43999 49 247 46 236 52 230 54 230 43999 42232 57 249 52 242 55 233 57 233 42232 40595 64 244 64 236 65 230 67 227 40595 39078 70 241 73 231 70 227 66 221 39078 37672 76 236 78 230 74 226 62 224 37672 36344 78 233 81 228 79 223 72 225 36344 35028 78 233 84 226 84 220 85 220 35028 33702 80 236 87 225 87 218 90 215 33702 32374 82 235 90 224 88 218 84 211 32374 31025 81 232 87 223 85 219 73 210 31025 29640 73 230 81 223 78 217 66 213 29640 28220 63 228 72 221 68 216 59 215 28220 26768 55 226 65 218 59 216 53 209 26768 25288 52 226 59 217 55 215 50 202 25288 23783 49 227 55 220 52 215 50 198 23783 22247 46 229 49 219 48 211 51 199 22247 20676 43 224 47 214 47 209 49 204 20676 19096 41 220 44 212 45 210 45 206 19096 17585 37 219 40 209 40 210 38 203 17585 16212 33 218 36 205 34 207 34 199 16212 14982 30 217 32 201 31 202 31 194 14982 13875 27 217 28 198 30 198 29 191 13875 12875 25 215 21*200 29 196 29 194 12875 11967 23*213 20*203 26 197 30 199 11967 11145 23*213 20 206 19*205 30 202 11145 10405 23 214 19 210 17*212 26 204 10405 9734 22 215 19 214 16 216 20 207 9734 9120 22 217 19 217 16 219 14 217 9120 8566 22 218 19 218 16 222 11 234 8566 8095 21 219 19 219 16 223 11 247 8095 7727 20 219 18 220 15 223 11 250 7727 7471 18 220 17 221 15 224 9 252 7471 7314 16 220 15 221 13 225 7*253 7314 7223 11 220 10 221 9 225 4*255 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