DrJack's BLIPSPOT for: THU 04/02 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 - - - - - - 39.6 - - 37.4 - - 34.8 Temp@2m Sfc.Heating - - - - - - 99 - - 11 - - -2 Sfc.Heating BL Depth - - - - - - 2071 - - 1302 - - 803 BL Depth Hcrit - - - - - - 1922 - - 1215 - - 1215 Hcrit BL Top - - - - - - 3271 - - 2502 - - 2003 BL Top Hgt.Variab. - - - - - - 722 - - 1047 - - 1245 Hgt.Variab. W* - - - - - - 246 - - 105 - - 43 W* B/S - - - - - - 4 - - 2 - - 1 B/S BL Wind - - - - - - 11 - - 12 - - 13 BL Wind Direction - - - - - - 126 - - 132 - - 139 Direction Wind Shear - - - - - - 6 - - 8 - - 11 Wind Shear Max.Converg - - - - - - -4 - - -4 - - -5 Max.Converg CLOUDpotent - - - - - - 1037 - - 692 - - 415 CLOUDpotentl sfcLCL - - - - - - 2234 - - 1810 - - 1588 sfcLCL ODpotential - - - - - - 601 - - 328 - - -7 ODpotential blCL - - - - - - 2670 - - 2174 - - 2010 blCL maxRH - - - - - - 100 - - 100 - - 100 maxRH CAPE - - - - - - 0 - - 30 - - 20 CAPE Temp@2m - - - - - - 39.6 - - 37.4 - - 34.8 Temp@2m DewPt@2m - - - - - - 34.7 - - 34.4 - - 32.7 DewPt@2m Temp@Bot - - - - - - 39.3 - - 37.5 - - 35.2 Temp@Bot DewPt@Bot - - - - - - 33.6 - - 33.8 - - 32.3 DewPt@bot Sfc.Heating - - - - - - 99 - - 11 - - -2 Sfc.Heating BL Depth - - - - - - 2071 - - 1302 - - 803 BL Depth EXPERIMENT - - - - - - 101 - - 101 - - 101 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - 4 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] 96607 10 210 17 233 18 263 96607 89392 10 251 14 253 12 276 89392 83852 9 225 8 285 8 251 83852 79238 11 247 9 283 7 259 79238 75255 12 267 12 297 5 276 75255 71729 15 282 21 288 17 298 71729 68528 21 273 25 273 26 285 68528 65571 25 266 27 265 30 271 65571 62821 27 267 25 270 27 267 62821 60144 32 276 32 284 25 281 60144 57347 41 268 42 281 37 286 57347 54456 43 259 46 269 44 280 54456 51714 44 265 43 268 44 278 51714 49271 50 269 57 266 59 277 49271 47122 56 263 57 252 58 260 47122 45214 45 270 35 280 52 275 45214 43490 60 301 74 307 82 295 43490 41899 103 300 92 299 81 281 41899 40405 91 292 85 291 76 279 40405 38990 84 283 79 283 70 279 38990 37647 86 277 80 279 66 275 37647 36341 84 274 80 274 71 270 36341 35005 82 273 77 271 73 268 35005 33611 78 274 70 266 68 265 33611 32163 72 274 67 261 64 258 32163 30645 64 269 61 256 62 257 30645 29045 60 262 56 255 60 259 29045 27365 56 262 56 257 61 261 27365 25603 51 264 58 259 65 262 25603 23764 44 256 58 260 63 265 23764 21855 48 254 58 264 55 262 21855 19873 49 257 58 265 52 266 19873 17807 41 254 55 259 51 270 17807 15702 34 244 45 248 50 265 15702 13683 32 242 34 244 49 261 13683 11854 28 246 30 244 47 260 11854 10233 20 246 27 237 42 253 10233 8798 15 242 21 220 34 246 8798 7528 13 243 15 213 26 235 7528 6409 11 249 9 212 19 212 6409 5429 6 227 5 190 14 188 5429 4573 6 150 7 140 15 161 4573 3826 11*122 14 129 20 143 3826 3164 12*123 16 130 24 138 3164 2584 12 124 15*131 23 139 2584 2101 12 126 14*132 20*139 2101 1730 11 127 13 132 17*139 1730 1475 10 128 11 132 14 139 1475 1320 8 129 9 132 11 138 1320 1231 6 130 6 132 6 138 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