UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 2 DEC 25 Station: SBLO WMO ident: 83768 Latitude: -23.33 Longitude: -51.13 Elevation: 569.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 60 SFC 945 569 23.8 21.3 86 2.5 22.0 150 3 301.8 304.9 297.1 352.3 17.11 2 925 744 21.6 19.8 90 1.8 20.4 260 4 301.4 304.3 296.3 348.2 15.91 3 905 934 19.8 19.2 96 0.6 19.4 296 6 301.4 304.3 296.1 347.5 15.66 4 887 1108 19.2 17.2 88 2.0 17.8 301 13 302.5 305.1 295.3 344.1 14.06 5 877 1206 20.6 14.6 68 6.0 16.6 305 16 305.0 307.2 294.5 340.9 12.00 6 850 1477 19.6 11.6 60 8.0 14.4 290 17 306.7 308.6 293.6 337.3 10.15 7 849 1487 19.6 11.6 60 8.0 14.4 290 17 306.8 308.7 293.7 337.4 10.16 8 725 2827 11.0 7.2 77 3.8 8.7 248 7 311.5 313.2 294.0 338.7 8.83 9 700 3119 9.4 3.4 66 6.0 5.9 260 9 312.9 314.2 293.0 334.7 7.00 10 624 4064 4.2 -2.8 60 7.0 0.6 233 20 317.4 318.4 292.6 333.4 4.99 11 581 4640 -0.5 -1.6 92 1.1 -1.1 235 23 318.5 319.6 293.6 337.2 5.87 12 574 4737 -0.7 -4.7 74 4.0 -2.7 235 23 319.3 320.2 292.9 334.6 4.70 13 544 5164 -3.5 -6.1 82 2.6 -4.7 235 26 320.9 321.8 293.2 335.5 4.46 14 537 5267 -2.5 -9.5 59 7.0 -5.6 231 26 323.3 324.0 293.0 334.8 3.47 15 525 5446 -3.3 -14.3 42 11.0 -7.7 222 28 324.5 324.9 292.4 332.6 2.41 16 502 5799 -6.3 -14.3 53 8.0 -9.4 243 21 325.0 325.5 292.7 333.5 2.52 17 500 5830 -6.5 -14.5 53 8.0 -9.6 245 20 325.1 325.6 292.7 333.6 2.49 18 488 6019 -7.7 -22.7 29 15.0 -12.3 248 19 325.9 326.2 291.8 330.4 1.26 19 472 6277 -9.5 -14.5 67 5.0 -11.4 250 17 326.8 327.3 293.3 335.8 2.63 20 468 6343 -9.7 -13.9 71 4.2 -11.3 250 17 327.3 327.9 293.5 336.8 2.79 21 456 6542 -10.7 -16.7 61 6.0 -12.9 250 17 328.5 329.0 293.4 336.4 2.27 22 443 6764 -11.1 -33.1 14 22.0 -16.1 246 18 330.8 330.9 292.4 332.7 0.53 23 402 7502 -15.5 -43.5 7 28.0 -20.1 225 47 334.4 334.4 293.1 335.2 0.20 24 400 7540 -15.9 -43.9 7 28.0 -20.4 225 49 334.3 334.4 293.1 335.1 0.19 25 300 9640 -31.9 -43.9 29 12.0 -33.2 240 41 340.4 340.5 294.7 341.4 0.26 26 273 10299 -37.9 -49.9 27 12.0 -38.8 254 34 341.0 341.1 294.7 341.6 0.15 27 266 10477 -39.5 -49.5 34 10.0 -40.2 255 35 341.2 341.3 294.8 341.9 0.16 28 264 10529 -39.7 -43.0 71 3.3 -40.0 255 36 341.7 341.7 295.0 343.0 0.32 29 258 10686 -40.7 -42.4 84 1.7 -40.9 255 40 342.5 342.5 295.3 343.9 0.35 30 250 10900 -42.1 -46.4 63 4.3 -42.4 255 44 343.5 343.5 295.4 344.4 0.24 31 241 11147 -43.9 -50.9 46 7.0 -44.3 260 45 344.4 344.4 295.5 345.0 0.15 32 218 11812 -49.5 -51.4 80 1.9 -49.6 267 50 345.8 345.8 295.8 346.4 0.15 33 215 11902 -50.1 -55.1 55 5.0 -50.3 266 51 346.2 346.2 295.9 346.6 0.10 34 208 12117 -51.9 -54.7 72 2.8 -52.0 263 53 346.7 346.7 296.0 347.1 0.11 35 200 12370 -54.1 -57.0 70 2.9 -54.2 260 56 347.1 347.1 296.1 347.5 0.09 36 185 12865 -58.5 -61.7 66 3.2 -58.6 260 56 347.8 347.8 296.2 348.0 0.05 37 171 13356 -61.3 -65.6 57 4.3 -61.4 260 57 351.1 351.1 296.9 351.2 0.03 38 157 13881 -64.7 -74.7 24 10.0 -64.8 260 49 354.0 354.0 297.5 354.0 0.01 39 152 14079 -63.5 -77.5 13 14.0 -63.6 252 46 359.3 359.3 298.6 359.4 0.01 40 150 14160 -63.5 -80.5 8 17.0 -63.6 240 46 360.7 360.7 298.8 360.7 0.00 41 138 14671 -64.3 -81.3 8 17.0 -64.4 235 45 368.0 368.0 300.2 368.0 0.00 42 100 16580 -77.5 -84.5 32 7.0 -77.5 290 18 378.0 378.0 301.9 378.0 0.00 43 87 17374 -80.7 -88.7 25 8.0 -80.7 255 21 386.9 386.9 303.3 386.9 0.00 44 70 18610 -78.7 -87.7 22 9.0 -78.7 220 5 416.0 416.0 307.2 416.0 0.00 45 69 18692 -78.7 -88.7 18 10.0 -78.7 209 6 417.7 417.7 307.4 417.7 0.00 46 65 19037 -71.7 -87.7 7 16.0 -71.8 165 9 440.2 440.2 309.9 440.2 0.00 47 60 19510 -69.3 -89.3 4 20.0 -69.4 144 15 455.8 455.8 311.4 455.8 0.00 48 53 20245 -71.1 -90.1 4 19.0 -71.2 92 17 468.1 468.1 312.5 468.1 0.00 49 50 20590 -69.7 -90.7 3 21.0 -69.9 135 13 479.2 479.2 313.4 479.2 0.00 50 42 21649 -62.3 -89.3 2 27.0 -62.8 77 21 522.1 522.1 316.4 522.1 0.00 51 30 23750 -58.1 -88.1 1 30.0 -59.2 120 25 586.2 586.3 320.0 586.3 0.01 52 25 24906 -54.9 -86.9 1 32.0 -56.8 81 30 626.8 626.8 321.7 626.9 0.01 53 20 26340 -52.1 -86.1 1 34.0 -55.0 85 23 676.7 676.7 323.7 676.8 0.01 54 17 27398 -49.7 -85.7 1 36.0 -53.7 71 22 716.6 716.6 325.0 716.7 0.01 TRP 87 17374 -80.7 -88.7 25 8.0 -80.7 255 21 386.9 386.9 303.3 386.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5770.00 m Freezing level: 585.57 mb = 4578.69 m = 15021.76 ft Wetbulb zero: 608.67 mb = 4264.40 m = 13990.65 ft Precipitable water: 1.54 inches Sfc-500 mean rel hum: 69.74 % Est. max temperature: 30.67 C = 87.21 F Sfc-Lift cond lev (LCL): 911.44 mb = 872.34 m = 2861.96 ft T: 20.38 C 700-500 lapse rate: 5.86 C/km ThetaE index: 15.03 C Layer 925.0- 849.0 mb Conv cond level (CCL): 780.10 mb = 2205.22 m = 7234.88 ft Mean mixing ratio: 13.86 g/kg Conv temperature: 31.23 C = 88.22 F Cap Strength: 3.29 C Lifted Index: -1.48 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.45 C Lifted Index @700 mb: 0.36 C Showalter Index: 1.45 C Risk: Showers probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.10 C Cross Totals Index: 18.10 C K Index: 31.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 193.20 Risk: None Energy Index: -0.70 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 244.20 J/kg Max Up Vert Vel: 22.10 m/s Conv Inhibition (B-): 119.83 J/kg Cap Strength: 3.26 C Lift Cond Lev (LCL): 849.56 mb = 1481.47 m = 4860.40 ft Lev Free Conv (LFC): 654.56 mb = 3670.66 m = 12042.70 ft Equ Level (EL): 254.56 mb = 10777.21 m = 35357.88 ft B at Equ Level: 244.14 J/kg Max Parcel Lev (MPL): 164.56 mb = 13591.62 m = 44591.38 ft Wind level data Storm motion: 277 at 12 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 945 569 150 3 -1.5 2.6 | 107 14 -13.4 4.0 1 940 610 190 3 0.5 3.0 | 111 12 -11.3 4.4 2 925 744 260 4 3.9 0.7 | 105 8 -7.9 2.1 3 907 914 295 5 4.5 -2.1 | 84 7 -7.3 -0.7 4 876 1219 305 17 13.9 -9.8 | 346 9 2.1 -8.4 5 850 1477 290 17 16.0 -5.8 | 317 6 4.1 -4.4 6 787 2134 275 8 8.0 -0.7 | 100 4 -3.9 0.7 7 759 2438 265 9 9.0 0.8 | 127 4 -2.9 2.2 8 732 2743 245 6 5.4 2.5 | 121 8 -6.4 3.9 9 700 3119 260 9 8.9 1.6 | 135 4 -3.0 3.0 10 655 3658 230 17 13.0 10.9 | 185 12 1.2 12.3 11 607 4267 235 21 17.2 12.0 | 202 14 5.3 13.4 12 542 5182 235 26 21.3 14.9 | 210 19 9.4 16.3 13 522 5486 220 28 18.0 21.4 | 195 24 6.1 22.8 14 500 5830 245 20 18.1 8.5 | 212 12 6.3 9.9 15 483 6096 250 18 16.9 6.2 | 214 9 5.1 7.6 16 446 6706 250 16 15.0 5.5 | 205 8 3.2 6.9 17 429 7010 225 28 19.8 19.8 | 201 23 7.9 21.2 18 400 7540 225 49 34.6 34.6 | 212 43 22.8 36.0 19 396 7620 225 49 34.6 34.6 | 212 43 22.8 36.0 20 364 8230 225 37 26.2 26.2 | 207 31 14.3 27.6 21 349 8534 240 30 26.0 15.0 | 221 22 14.1 16.4 22 308 9449 245 45 40.8 19.0 | 235 35 28.9 20.4 23 300 9640 240 41 35.5 20.5 | 227 32 23.6 21.9 24 270 10363 255 33 31.9 8.5 | 244 22 20.0 9.9 25 250 10900 255 44 42.5 11.4 | 247 33 30.6 12.8 26 225 11582 270 48 48.0 -0.0 | 268 36 36.1 1.4 27 200 12370 260 56 55.1 9.7 | 256 45 43.3 11.1 28 169 13411 260 57 56.1 9.9 | 256 46 44.3 11.3 29 153 14021 260 46 45.3 8.0 | 254 35 33.4 9.4 30 150 14160 240 46 39.8 23.0 | 229 37 28.0 24.4 31 139 14630 235 47 38.5 27.0 | 223 39 26.6 28.4 32 132 14935 240 22 19.1 11.0 | 210 14 7.2 12.4 33 119 15545 285 23 22.2 -6.0 | 294 11 10.4 -4.6 34 113 15850 270 22 22.0 -0.0 | 262 10 10.1 1.4 35 107 16154 235 22 18.0 12.6 | 204 15 6.2 14.0 36 100 16580 290 18 16.9 -6.2 | 313 7 5.1 -4.8 37 97 16764 280 19 18.7 -3.3 | 286 7 6.8 -1.9 38 92 17069 290 18 16.9 -6.2 | 313 7 5.1 -4.8 39 87 17374 270 22 22.0 -0.0 | 262 10 10.1 1.4 40 87 17374 255 21 20.3 5.4 | 231 11 8.4 6.8 41 78 17983 230 11 8.4 7.1 | 158 9 -3.4 8.5 42 70 18610 220 5 3.2 3.8 | 121 10 -8.6 5.2 43 63 19202 145 10 -5.7 8.2 | 119 20 -17.6 9.6 44 60 19507 145 15 -8.6 12.3 | 124 25 -20.5 13.7 45 54 20117 75 18 -17.4 -4.7 | 84 29 -29.2 -3.3 46 50 20590 135 13 -9.2 9.2 | 117 24 -21.1 10.6 47 49 20726 145 11 -6.3 9.0 | 120 21 -18.2 10.4 48 47 21031 85 23 -22.9 -2.0 | 89 35 -34.8 -0.6 49 44 21336 70 17 -16.0 -5.8 | 81 28 -27.8 -4.4 50 42 21641 80 21 -20.7 -3.6 | 86 33 -32.5 -2.2 51 40 21946 50 19 -14.6 -12.2 | 68 29 -26.4 -10.8 52 38 22250 65 17 -15.4 -7.2 | 78 28 -27.3 -5.8 53 36 22555 50 13 -10.0 -8.4 | 72 23 -21.8 -7.0 54 35 22860 50 11 -8.4 -7.1 | 74 21 -20.3 -5.7 55 33 23165 100 15 -14.8 2.6 | 99 27 -26.6 4.0 56 30 23750 120 25 -21.7 12.5 | 113 36 -33.5 13.9 57 30 23774 90 16 -16.0 0.0 | 93 28 -27.9 1.4 58 28 24079 120 22 -19.1 11.0 | 112 33 -30.9 12.4 59 26 24689 80 31 -30.5 -5.4 | 85 43 -42.4 -4.0 60 20 26340 85 23 -22.9 -2.0 | 89 35 -34.8 -0.6 61 19 26518 90 24 -24.0 0.0 | 92 36 -35.9 1.4 62 14 27737 35 18 -10.3 -14.7 | 59 26 -22.2 -13.3 Wind Parameters Mean winds (0-6000m): 246.7 at 15.9 knts Storm direction: 276.7 at 11.9 knts Shear (0-3000m) pos: 2.5 neg: 2.5 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 78.7 deg Storm rel helicity (0-3000m) pos: 16.4 neg: -29.7 tot: -13.4 m^2/s^2 ave: -4.5 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 8.8 stream: -0.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 13.08 Bulk Shear: 18.67 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 279 5 95 7| 14.2 0.0 14.2| 4.0 -15.5 -11.5 -23.0 -0.53| 15.6 -8.3 1000 294 11 38 4| 7.1 2.8 9.9| 4.0 -28.9 -24.9 -24.9 -0.61| 13.5 -8.3 1500 290 11 30 3| 4.7 1.6 6.3| 5.6 -28.9 -23.3 -15.5 -0.36| 11.5 -4.2 2000 286 10 51 2| 3.5 2.0 5.5| 7.4 -29.0 -21.5 -10.8 -0.27| 9.7 -2.6 2500 281 10 78 2| 3.0 1.6 4.6| 9.2 -29.7 -20.5 -8.2 -0.23| 8.8 -2.0 3000 274 10 113 2| 2.5 2.5 5.0| 16.4 -29.7 -13.4 -4.5 -0.09| 8.8 -0.8 4000 257 13 185 4| 2.1 2.3 4.4| 33.2 -29.7 3.5 0.9 -0.00| 7.6 -0.0 5000 247 15 197 8| 1.7 2.4 4.1| 48.3 -58.7 -10.4 -2.1 -0.03| 7.5 -0.2 6000 247 16 200 8| 1.9 2.0 3.9| 64.9 -60.9 4.0 0.7 0.01| 7.4 0.0 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20251202.12.gif