DrJack's BLIPSPOT for: WED 12/03 Montpelier_VT 1200ft pt43602@44.219,-72.589,1132ft SPONSORED BY: Moshe Braner, Post Mills Soaring Club BLIPSPOT sfc.temp. adjusted by +0.2 degF RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 24.3 - - 25.2 - - 20.4 Temp@2m Sfc.Heating - - - - - - 39 - - -9 - - -17 Sfc.Heating BL Depth - - - - - - 923 - - 31 - - 31 BL Depth Hcrit - - - - - - 1214 - - 1215 - - 1214 Hcrit BL Top - - - - - - 2123 - - 1231 - - 1231 BL Top Hgt.Variab. - - - - - - 591 - - 1877 - - 668 Hgt.Variab. W* - - - - - - 136 - - 9 - - 4 W* B/S - - - - - - 17 - - 1 - - 0 B/S BL Wind - - - - - - 1 - - 3 - - 4 BL Wind Direction - - - - - - 261 - - 190 - - 163 Direction Wind Shear - - - - - - 2 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -2 - - -2 - - -2 Max.Converg CLOUDpotent - - - - - - -146 - - -1049 - - -725 CLOUDpotentl sfcLCL - - - - - - 2269 - - 2280 - - 1957 sfcLCL ODpotential - - - - - - -9532 - - -7900 - - -10451 ODpotential blCL - - - - - - 11655 - - 9131 - - 11682 blCL maxRH - - - - - - 88 - - 72 - - 88 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 24.3 - - 25.2 - - 20.4 Temp@2m DewPt@2m - - - - - - 18.9 - - 19.8 - - 16.4 DewPt@2m Temp@Bot - - - - - - 24.1 - - 27.2 - - 23.3 Temp@Bot DewPt@Bot - - - - - - 18.2 - - 19.3 - - 16.8 DewPt@bot Sfc.Heating - - - - - - 39 - - -9 - - -17 Sfc.Heating BL Depth - - - - - - 923 - - 31 - - 31 BL Depth EXPERIMENT - - - - - - 52 - - 0 - - 51 EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 2 - - 2 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 96258 12 003 13 029 4 353 96258 89101 11 327 6 297 16 263 89101 83530 15 287 11 282 12 269 83530 78894 17 244 20 258 24 266 78894 74892 28 225 38 233 26 242 74892 71324 32 242 29 251 20 263 71324 68055 35 242 32 253 30 253 68055 65048 31 237 38 240 35 244 65048 62268 33 250 35 240 39 247 62268 59565 39 256 33 247 42 245 59565 56727 42 258 41 251 43 239 56727 53770 54 252 53 251 49 245 53770 50946 63 245 64 250 57 250 50946 48408 69 245 70 247 65 250 48408 46143 75 245 71 243 74 249 46143 44102 74 245 69 246 80 250 44102 42239 70 248 83 252 90 251 42239 40528 74 260 105 253 103 250 40528 38952 106 264 110 250 113 246 38952 37493 131 263 111 248 116 243 37493 36136 139 262 115 249 119 245 36136 34839 140 261 118 249 122 247 34839 33525 138 261 121 248 119 245 33525 32162 135 262 122 249 117 242 32162 30754 128 262 123 252 112 241 30754 29287 110 260 123 254 109 241 29287 27745 95 257 117 257 109 241 27745 26131 90 252 105 258 107 243 26131 24444 84 249 89 258 98 245 24444 22691 75 252 77 252 87 248 22691 20877 68 254 76 250 76 249 20877 18995 65 251 73 249 69 246 18995 17038 63 244 64 246 66 244 17038 15046 57 239 58 244 60 243 15046 13131 50 236 53 242 53 245 13131 11399 45 237 47 245 45 247 11399 9868 39 239 41 251 37 248 9868 8513 32 241 35 251 29 245 8513 7314 26 245 30 247 25 241 7314 6254 21 250 27 243 24 239 6254 5319 17 258 25 238 23 239 5319 4498 13 268 22 233 23 239 4498 3775 12 276 20 227 22 238 3775 3128 9 272 18 220 22 234 3128 2557 6*260 15 209 23 225 2557 2082 3*254 12 199 21 214 2082 1718 2 261 10 196 16 202 1718 1469 1 265 8 193 11 185 1469 1317 1 271 6*192 7*175 1317 1231 1 274 3*190 4*163 1231 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 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography