DrJack's BLIPSPOT for: SAT 04/25 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 - - - 0952z - - 1001z - - 1333z - - 1600z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 41.6 - - 41.8 - - 38.1 - - 32.1 Temp@2m Sfc.Heating - - - 207 - - 266 - - 188 - - 38 Sfc.Heating BL Depth - - - 2227 - - 2346 - - 1395 - - 16 BL Depth Hcrit - - - 8497 - - 8652 - - 7851 - - 7205 Hcrit BL Top - - - 9433 - - 9552 - - 8601 - - 7222 BL Top Hgt.Variab. - - - 2010 - - 2533 - - 1400 - - 1622 Hgt.Variab. W* - - - 342 - - 374 - - 278 - - 37 W* B/S - - - 4 - - 4 - - 4 - - 1 B/S BL Wind - - - 14 - - 15 - - 14 - - 7 BL Wind Direction - - - 225 - - 250 - - 264 - - 259 Direction Wind Shear - - - 7 - - 7 - - 8 - - 0 Wind Shear Max.Converg - - - -30 - - -38 - - -43 - - -14 Max.Converg CLOUDpotent - - - 445 - - 2122 - - 1379 - - 0 CLOUDpotentl sfcLCL - - - 8989 - - 7431 - - 7223 - - 7222 sfcLCL ODpotential - - - -3340 - - 378 - - 376 - - -213 ODpotential blCL - - - 12773 - - 9174 - - 8225 - - 7435 blCL maxRH - - - 83 - - 90 - - 97 - - 99 maxRH CAPE - - - 0 - - 120 - - 30 - - 0 CAPE Temp@2m - - - 41.6 - - 41.8 - - 38.1 - - 32.1 Temp@2m DewPt@2m - - - 27.2 - - 34.0 - - 35.1 - - 31.1 DewPt@2m Temp@Bot - - - 40.4 - - 40.3 - - 36.9 - - 31.8 Temp@Bot DewPt@Bot - - - 26.1 - - 32.9 - - 34.3 - - 31.0 DewPt@bot Sfc.Heating - - - 207 - - 266 - - 188 - - 38 Sfc.Heating BL Depth - - - 2227 - - 2346 - - 1395 - - 16 BL Depth EXPERIMENT - - - 34 - - 61 - - 88 - - 97 EXPERIMENT EXPERIMENT2 - - - 3 - - 5 - - 5 - - 5 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] 97324 21 283 34 285 30 296 32 297 97324 89942 22 289 23 283 23 289 27 300 89942 84295 21 279 20 298 19 303 18 306 84295 79615 18 269 20 280 22 301 18 309 79615 75565 14 277 18 264 21 273 22 287 75565 71978 12 290 14 279 19 263 23 277 71978 68723 18 277 21 287 19 270 21 277 68723 65716 21 272 26 265 21 271 19 275 65716 62913 22 269 26 253 23 268 21 273 62913 60192 21 267 24 249 25 269 25 266 60192 57350 23 267 22 252 25 263 25 264 57350 54385 30 269 26 273 26 267 25 268 54385 51540 35 268 35 271 33 272 30 269 51540 48977 35 266 37 266 37 268 34 268 48977 46681 34 265 35 264 36 263 34 268 46681 44601 34 270 35 260 36 257 32 267 44601 42707 37 276 35 261 36 254 34 266 42707 40969 44 272 38 263 36 254 34 263 40969 39369 50 264 40 262 34 251 33 255 39369 37894 57 258 45 255 35 249 31 246 37894 36538 58 252 50 249 41 242 29 237 36538 35268 54 252 53 245 45 225 29 227 35268 34014 53 256 54 243 42 222 23 232 34014 32747 57 257 52 243 35 228 19 235 32747 31467 59 252 47 235 27 231 19 235 31467 30159 57 260 44 231 27 228 20 229 30159 28813 41 264 37 239 29 230 20 233 28813 27431 32 268 30 248 26 230 17 235 27431 26019 22 277 20 247 19 228 13 225 26019 24584 18 284 10 256 10 224 10 201 24584 23130 14 294 5 290 2 193 7 178 23130 21653 11 293 5 278 1 098 5 169 21653 20147 9 287 6 263 1 263 2 193 20147 18635 8 276 5 236 4 232 2 280 18635 17189 4 273 3 172 7 200 4 279 17189 15874 4 293 2 117 8 191 5 269 15874 14698 7 273 2 129 8 184 4 267 14698 13639 11 236 4 170 7 180 3 274 13639 12679 14 218 8 184 6 191 3 300 12679 11807 14 213 10 194 5 212 5 318 11807 11014 15 213 11 208 6 232 8 314 11014 10298 16 216 12 223 10 250 11 295 10298 9649 16*219 14*237 13 258 15 276 9649 9055 15*222 16*245 15*263 18 261 9055 8520 15 223 16 249 16*264 19 257 8520 8065 15 225 16 250 15 265 18 257 8065 7710 14 226 15 251 15 265 17 258 7710 7462 13 226 15 251 13 264 14 258 7462 7310 11 227 13 252 12 264 12*258 7310 7222 8 227 9 252 8 264 7*259 7222 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