DrJack's BLIPSPOT for: THU 03/19 Truckee 7208ft 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 - - - 53.2 - - 58.3 - - 56.9 - - 50.6 Temp@2m Sfc.Heating - - - -17 - - -1 - - -5 - - -7 Sfc.Heating BL Depth - - - 16 - - 308 - - 16 - - 16 BL Depth Hcrit - - - 7207 - - 7207 - - 7207 - - 7207 Hcrit BL Top - - - 7224 - - 7515 - - 7224 - - 7224 BL Top Hgt.Variab. - - - 560 - - 1081 - - 1200 - - 92 Hgt.Variab. W* - - - 24 - - 72 - - 16 - - 7 W* B/S - - - 1 - - 2 - - 1 - - 0 B/S BL Wind - - - 4 - - 6 - - 3 - - 3 BL Wind Direction - - - 227 - - 232 - - 266 - - 278 Direction Wind Shear - - - 0 - - 3 - - 0 - - 0 Wind Shear Max.Converg - - - -10 - - -14 - - -8 - - -14 Max.Converg CLOUDpotent - - - -4544 - - -3016 - - -2645 - - -10039 CLOUDpotentl sfcLCL - - - 11769 - - 10532 - - 9869 - - 17264 sfcLCL ODpotential - - - -11492 - - -8392 - - -8183 - - -18681 ODpotential blCL - - - 18716 - - 15907 - - 15407 - - 25905 blCL maxRH - - - 29 - - 38 - - 38 - - 38 maxRH CAPE - - - 0 - - 0 - - 50 - - 0 CAPE Temp@2m - - - 53.2 - - 58.3 - - 56.9 - - 50.6 Temp@2m DewPt@2m - - - 27.5 - - 37.6 - - 38.9 - - 1.8 DewPt@2m Temp@Bot - - - 55.4 - - 59.2 - - 60.4 - - 59.0 Temp@Bot DewPt@Bot - - - 26.4 - - 36.4 - - 37.7 - - 0.4 DewPt@bot Sfc.Heating - - - -17 - - -1 - - -5 - - -7 Sfc.Heating BL Depth - - - 16 - - 308 - - 16 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 4 - - 6 - - 6 - - 1 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] 96634 5 301 20 284 19 313 10 034 96634 89505 4 309 8 287 11 308 8 013 89505 84045 3 274 11 282 7 305 4 022 84045 79526 5 275 7 292 3 292 3 291 79526 75625 7 336 8 317 4 342 3 314 75625 72175 5 009 9 294 6 266 10 298 72175 69047 6 325 10 304 7 288 11 302 69047 66168 11 273 13 280 14 278 19 296 66168 63515 8 301 10 289 11 278 16 286 63515 60952 17 303 15 313 14 299 13 287 60952 58272 25 286 25 287 24 289 21 294 58272 55485 25 272 28 271 30 278 28 283 55485 52820 28 276 30 272 34 273 31 272 52820 50412 32 271 33 275 35 271 35 270 50412 48234 31 266 35 265 36 272 37 265 48234 46240 34 264 35 255 38 261 38 256 46240 44409 39 267 38 260 35 263 38 255 44409 42724 48 261 44 263 49 258 46 256 42724 41168 56 258 53 257 57 252 56 252 41168 39718 64 257 57 256 59 248 59 250 39718 38361 65 255 61 257 58 247 56 249 38361 37066 66 254 62 258 57 247 55 250 37066 35773 68 255 63 258 58 249 55 251 35773 34453 66 254 64 258 57 253 56 251 34453 33107 61 257 56 257 54 252 55 252 33107 31726 52 260 44 257 49 251 52 251 31726 30304 47 259 41 256 45 250 50 249 30304 28847 45 254 42 252 44 249 46 247 28847 27357 44 250 44 250 44 249 41 250 27357 25838 41 249 42 249 42 252 37 252 25838 24291 36 249 39 251 38 255 35 254 24291 22711 34 254 35 257 34 259 33 256 22711 21092 33 260 31 264 29 263 29 257 21092 19464 31 262 28 266 24 264 25 256 19464 17905 27 263 25 264 21 262 21 252 17905 16489 23 264 23 262 20 261 19 252 16489 15222 19 266 20 261 19 262 17 256 15222 14081 16 268 19 262 17 265 15 261 14081 13049 14 267 16 262 16 267 12 261 13049 12113 13 263 14 263 14 268 10 256 12113 11265 12 259 12 262 12 269 8 251 11265 10499 11 252 10 260 11 272 7 250 10499 9808 11 245 10 252 10 271 5 256 9808 9175 12 237 10 240 8 269 4 272 9175 8604 13 232 11 232 8 262 3 294 8604 8119 13 228 10 230 7 260 2 312 8119 7741 12 224 9*232 7 262 2 311 7741 7477 10 224 8*231 7 263 2 300 7477 7316 7*223 6 231 5*263 3*286 7316 7224 4*227 4 233 3*266 3*278 7224 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