DrJack's BLIPSPOT for: MON 02/23 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 - - - 37.7 - - 41.5 - - 37.9 - - 29.6 Temp@2m Sfc.Heating - - - -13 - - 14 - - -19 - - -45 Sfc.Heating BL Depth - - - 16 - - 902 - - 16 - - 16 BL Depth Hcrit - - - 7206 - - 7206 - - 7206 - - 7206 Hcrit BL Top - - - 7223 - - 8108 - - 7223 - - 7222 BL Top Hgt.Variab. - - - 988 - - 1107 - - 1672 - - 662 Hgt.Variab. W* - - - 24 - - 125 - - 20 - - 10 W* B/S - - - 1 - - 1 - - 0 - - 0 B/S BL Wind - - - 7 - - 19 - - 8 - - 6 BL Wind Direction - - - 208 - - 218 - - 227 - - 227 Direction Wind Shear - - - 0 - - 16 - - 0 - - 0 Wind Shear Max.Converg - - - -12 - - -38 - - -11 - - -8 Max.Converg CLOUDpotent - - - -4455 - - -2281 - - -1000 - - 0 CLOUDpotentl sfcLCL - - - 11679 - - 10390 - - 8223 - - 7222 sfcLCL ODpotential - - - -14130 - - -11615 - - -9408 - - -12233 ODpotential blCL - - - 21353 - - 19723 - - 16631 - - 19455 blCL maxRH - - - 85 - - 73 - - 80 - - 98 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 37.7 - - 41.5 - - 37.9 - - 29.6 Temp@2m DewPt@2m - - - 12.6 - - 21.6 - - 27.3 - - 24.6 DewPt@2m Temp@Bot - - - 38.8 - - 41.5 - - 39.0 - - 33.1 Temp@Bot DewPt@Bot - - - 11.6 - - 20.6 - - 26.1 - - 24.3 DewPt@bot Sfc.Heating - - - -13 - - 14 - - -19 - - -45 Sfc.Heating BL Depth - - - 16 - - 902 - - 16 - - 16 BL Depth EXPERIMENT - - - 39 - - 0 - - 19 - - 91 EXPERIMENT EXPERIMENT2 - - - 2 - - 3 - - 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] 96614 18 088 20 078 19 095 21 076 96614 89503 17 097 16 087 12 084 18 074 89503 83984 9 098 6 089 6 046 15 048 83984 79379 10 067 1 112 8 039 9 034 79379 75400 5 321 14 283 12 331 12 005 75400 71869 4 095 5 222 9 324 8 351 71869 68675 17 279 20 271 22 298 21 298 68675 65755 13 275 20 264 15 284 11 290 65755 63027 13 317 13 290 18 296 20 301 63027 60357 31 291 29 288 38 285 42 280 60357 57586 48 280 49 281 54 276 50 276 57586 54741 59 274 58 276 63 281 60 282 54741 52051 61 271 76 282 75 276 71 281 52051 49651 70 280 86 270 74 271 75 279 49651 47509 90 270 69 268 69 277 75 278 47509 45570 79 262 62 283 78 285 75 279 45570 43804 66 270 86 289 91 284 83 279 43804 42185 96 291 101 286 103 279 91 275 42185 40678 108 289 98 281 104 276 87 274 40678 39256 110 288 93 277 101 280 86 270 39256 37914 102 289 97 278 91 280 86 269 37914 36626 91 289 100 282 79 276 86 270 36626 35335 78 286 97 286 77 273 83 275 35335 34015 75 275 84 286 71 266 77 278 34015 32674 69 268 75 280 65 260 69 274 32674 31300 63 266 71 273 61 257 61 266 31300 29884 60 265 67 264 65 265 56 261 29884 28429 57 265 67 257 66 276 54 256 28429 26939 50 262 66 257 60 281 51 257 26939 25419 47 255 59 262 56 274 47 264 25419 23874 48 252 51 267 54 265 42 271 23874 22299 51 254 46 268 52 260 42 271 22299 20688 51 255 47 267 48 259 49 262 20688 19072 49 253 48 263 45 260 56 254 19072 17533 47 249 47 258 46 260 56 250 17533 16140 45 246 45 252 49 258 54 252 16140 14899 43 243 44 246 51 255 56 256 14899 13787 41 241 44 242 51 251 58 257 13787 12783 39 240 43 239 51 248 57 254 12783 11876 35 238 42 237 49 246 53 249 11876 11059 32 236 39 234 48 242 49 244 11059 10329 28 232 37 230 46 238 47 242 10329 9672 26 227 35 225 44 233 46 241 9672 9072 25 220 33 220 41 228 45 238 9072 8530 25 213 30*218 36 226 43 233 8530 8070 24 209 25*218 29 227 38 231 8070 7712 22 206 21 218 24 228 30 232 7712 7462 16 206 19 218 20 228 21 233 7462 7310 13*207 15 218 16*227 15 232 7310 7222 7*208 9 218 8*227 6*227 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