DrJack's BLIPSPOT for: SAT 05/04 Truckee 7205ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 18Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 0653z - - 0954z - - 0959z - - 1332z - - 1853z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 31.6 - - 34.8 - - 31.8 - - 27.6 - - 22.1 Temp@2m Sfc.Heating 31 - - 149 - - 187 - - 101 - - -14 Sfc.Heating BL Depth 349 - - 1059 - - 1851 - - 1568 - - 16 BL Depth Hcrit 7205 - - 7527 - - 8182 - - 7669 - - 7205 Hcrit BL Top 7555 - - 8265 - - 9057 - - 8773 - - 7221 BL Top Hgt.Variab. 2122 - - 1855 - - 1462 - - 2691 - - 2820 Hgt.Variab. W* 96 - - 238 - - 308 - - 237 - - 0 W* B/S 1 - - 1 - - 2 - - 1 - - 0 B/S BL Wind 22 - - 34 - - 29 - - 29 - - 9 BL Wind Direction 217 - - 222 - - 243 - - 245 - - 247 Direction Wind Shear 16 - - 29 - - 21 - - 24 - - 0 Wind Shear Max.Converg -34 - - -61 - - -63 - - -50 - - -13 Max.Converg CLOUDpotent 333 - - 1043 - - 1835 - - 1552 - - 0 CLOUDpotentl sfcLCL 7222 - - 7222 - - 7222 - - 7222 - - 7221 sfcLCL ODpotential 53 - - 398 - - 853 - - 406 - - -769 ODpotential blCL 7502 - - 7867 - - 8204 - - 8367 - - 7990 blCL maxRH 100 - - 97 - - 95 - - 100 - - 96 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 31.6 - - 34.8 - - 31.8 - - 27.6 - - 22.1 Temp@2m DewPt@2m 30.8 - - 33.0 - - 30.1 - - 25.0 - - 20.5 DewPt@2m Temp@Bot 32.0 - - 34.2 - - 31.0 - - 27.2 - - 23.0 Temp@Bot DewPt@Bot 31.1 - - 32.1 - - 28.8 - - 24.2 - - 20.9 DewPt@bot Sfc.Heating 31 - - 149 - - 187 - - 101 - - -14 Sfc.Heating BL Depth 349 - - 1059 - - 1851 - - 1568 - - 16 BL Depth EXPERIMENT 101 - - 88 - - 81 - - 99 - - 85 EXPERIMENT EXPERIMENT2 5 - - 5 - - 4 - - 3 - - 3 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] 98122 4 038 3 193 6 269 7 292 4 296 98122 90756 4 188 7 229 4 229 6 240 3 272 90756 85061 7 179 6 235 6 200 6 218 3 264 85061 80317 4 171 4 172 8 176 6 219 2 044 80317 76205 4 154 7 153 9 201 3 218 3 164 76205 72554 7 183 7 172 10 189 2 276 7 082 72554 69235 7 166 10 198 10 224 13 227 10 259 69235 66178 8 242 10 202 4 221 3 161 10 200 66178 63321 7 257 6 224 15 237 15 253 12 257 63321 60543 18 266 23 248 21 240 23 238 19 244 60543 57670 23 249 18 245 9 242 7 236 12 249 57670 54697 14 239 6 253 16 278 12 325 13 002 54697 51824 18 258 30 265 43 262 40 267 31 312 51824 49221 35 270 48 261 41 247 47 238 45 252 49221 46913 49 266 42 259 23 271 38 256 47 241 46913 44829 44 260 39 249 32 273 42 274 52 264 44829 42920 41 281 41 238 43 257 45 269 52 263 42920 41163 50 283 41 242 49 244 51 264 47 266 41163 39533 57 278 51 257 50 236 50 257 47 270 39533 38013 57 275 66 260 55 239 43 253 49 271 38013 36594 59 275 76 254 66 243 38 256 51 270 36594 35248 57 270 77 250 81 243 40 261 53 271 35248 33912 57 267 82 252 95 241 47 261 56 271 33912 32560 56 265 84 253 106 239 54 259 59 271 32560 31197 54 260 83 252 109 241 62 257 62 270 31197 29812 49 254 80 249 97 238 68 255 67 271 29812 28401 43 244 75 244 85 228 72 250 73 268 28401 26969 40 233 73 238 87 222 75 240 75 263 26969 25523 40 228 74 236 93 225 79 227 73 256 25523 24072 44 232 76 236 94 229 87 220 68 253 24072 22622 48 238 76 235 90 230 89 222 65 250 22622 21167 53 242 75 233 85 229 78 227 63 245 21167 19695 56 243 74 234 81 227 64 227 64 242 19695 18225 59 243 72 234 76 228 66 221 61 245 18225 16825 63 242 69 233 73 229 69 220 54 246 16825 15561 67 239 66 232 71 226 66 223 46 234 15561 14439 69 234 66 231 67 221 63 226 38 232 14439 13428 68 230 67 228 64 215 58 228 35 237 13428 12509 65 228 68 223 61 213 49 234 36 239 12509 11671 62 229 67 220 56 215 40 244 37 242 11671 10908 60 228 64 219 49 220 39 249 38 244 10908 10218 58 224 60 219 42 227 39 250 37 245 10218 9591 54 221 57 219 37*234 38 248 37 245 9591 9014 51 219 53 220 34*240 38*247 35 246 9014 8493 46 218 49*221 33 242 36*246 33 246 8493 8047 41 218 44*222 31 243 33 246 30 246 8047 7699 35*218 39 222 29 244 29 245 25 246 7699 7456 29*218 33 223 26 244 26 245 20 246 7456 7307 24 217 28 223 22 244 21 245 17 246 7307 7221 13 216 16 223 13 245 12 245 9*247 7221 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