DrJack's BLIPSPOT for: SUN 12/21 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 - - - 0659z - - 1001z - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 37.9 - - 36.1 - - - - - 34.0 Temp@2m Sfc.Heating - - - 55 - - 60 - - - - - -17 Sfc.Heating BL Depth - - - 210 - - 266 - - - - - 16 BL Depth Hcrit - - - 7206 - - 7206 - - - - - 7206 Hcrit BL Top - - - 7417 - - 7472 - - - - - 7222 BL Top Hgt.Variab. - - - 1585 - - 1395 - - - - - 1307 Hgt.Variab. W* - - - 99 - - 110 - - - - - 0 W* B/S - - - 1 - - 1 - - - - - 0 B/S BL Wind - - - 20 - - 24 - - - - - 11 BL Wind Direction - - - 229 - - 220 - - - - - 222 Direction Wind Shear - - - 12 - - 17 - - - - - 0 Wind Shear Max.Converg - - - -39 - - -42 - - - - - -16 Max.Converg CLOUDpotent - - - 195 - - 250 - - - - - 0 CLOUDpotentl sfcLCL - - - 7223 - - 7223 - - - - - 7222 sfcLCL ODpotential - - - -116 - - 40 - - - - - -749 ODpotential blCL - - - 7533 - - 7432 - - - - - 7971 blCL maxRH - - - 99 - - 99 - - - - - 99 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 37.9 - - 36.1 - - - - - 34.0 Temp@2m DewPt@2m - - - 36.9 - - 35.4 - - - - - 33.6 DewPt@2m Temp@Bot - - - 37.7 - - 35.8 - - - - - 34.9 Temp@Bot DewPt@Bot - - - 36.7 - - 35.0 - - - - - 34.2 DewPt@bot Sfc.Heating - - - 55 - - 60 - - - - - -17 Sfc.Heating BL Depth - - - 210 - - 266 - - - - - 16 BL Depth EXPERIMENT - - - 97 - - 97 - - - - - 96 EXPERIMENT EXPERIMENT2 - - - 6 - - 6 - - - - - 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] 96208 14 338 11 330 17 330 96208 89136 12 016 6 327 12 322 89136 83631 18 335 13 328 15 325 83631 79063 12 329 10 319 12 311 79063 75128 13 318 13 323 11 011 75128 71644 23 291 25 272 15 300 71644 68500 12 294 13 271 2 047 68500 65575 10 357 7 309 16 283 65575 62857 35 266 38 259 44 248 62857 60283 52 250 49 248 42 240 60283 57597 45 248 42 240 37 240 57597 54757 35 248 37 235 40 239 54757 51989 41 256 42 244 50 241 51989 49459 59 258 58 253 62 246 49459 47178 74 256 72 254 79 249 47178 45112 78 252 84 251 90 249 45112 43231 77 252 91 250 93 250 43231 41504 85 258 95 252 97 253 41504 39911 98 260 102 254 107 254 39911 38445 102 257 106 253 121 253 38445 37099 99 252 105 249 124 251 37099 35831 97 251 103 250 121 249 35831 34568 97 254 102 252 115 251 34568 33281 94 258 100 253 111 252 33281 31972 90 259 99 254 109 251 31972 30632 86 259 96 254 106 251 30632 29254 84 259 90 255 102 250 29254 27842 84 258 80 251 98 249 27842 26400 84 257 77 249 91 251 26400 24934 81 259 75 249 87 253 24934 23446 76 262 72 250 88 255 23446 21934 76 262 70 255 87 256 21934 20389 80 258 70 260 81 257 20389 18837 82 254 67 263 74 257 18837 17354 77 251 63 261 69 254 17354 16006 72 249 61 255 62 254 16006 14802 68 245 62 252 55 258 14802 13719 64 239 63 251 50 258 13719 12740 61 233 62 247 47 255 12740 11854 61 230 59 240 45 240 11854 11052 62 230 56 231 49 226 11052 10329 61 230 55 223 51 221 10329 9674 60 229 55 221 50 221 9674 9076 57 229 53 220 48 222 9076 8534 53 228 49 219 44 222 8534 8073 46 228 44 219 38 223 8073 7714 40 228 37*220 32 222 7714 7464 34*229 31*220 25 222 7464 7311 28*229 26 220 21 222 7311 7222 15 229 14 220 11*222 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