UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 18 OCT 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 106 SFC 949 569 19.2 19.0 99 0.2 19.1 200 10 296.8 299.4 294.1 339.3 14.73 2 925 780 17.8 17.5 98 0.3 17.6 200 14 297.5 300.0 293.6 337.3 13.73 3 871 1295 16.6 14.2 86 2.4 15.0 205 24 301.4 303.6 293.3 336.1 11.77 4 850 1503 15.0 13.0 88 2.0 13.7 205 30 301.9 303.9 293.0 334.8 11.14 5 815 1859 13.2 10.1 81 3.1 11.3 202 35 303.6 305.4 292.3 332.1 9.57 6 732 2757 7.6 7.6 100 0.0 7.6 208 23 307.0 308.6 292.8 334.1 8.99 7 700 3126 7.0 7.0 100 0.0 7.0 275 13 310.2 311.9 293.8 337.9 9.02 8 668 3511 6.0 6.0 100 0.0 6.0 315 14 313.3 315.0 294.5 340.7 8.82 9 604 4332 2.0 2.0 100 0.0 2.0 338 17 317.8 319.3 294.6 341.1 7.35 10 500 5840 -5.7 -5.8 99 0.1 -5.8 330 29 326.1 327.1 294.9 342.5 4.97 11 400 7560 -15.3 -16.7 89 1.4 -15.8 310 37 335.1 335.6 295.3 344.2 2.59 12 398 7598 -15.7 -17.2 88 1.5 -16.2 310 37 335.1 335.6 295.3 343.8 2.50 13 385 7847 -17.1 -17.1 100 0.0 -17.1 312 37 336.4 337.0 295.7 345.6 2.60 14 300 9670 -29.9 -32.2 80 2.3 -30.3 310 42 343.2 343.4 295.8 346.5 0.86 15 282 10107 -33.3 -36.1 76 2.8 -33.7 309 42 344.5 344.6 296.0 346.9 0.62 16 250 10940 -40.5 -44.5 65 4.0 -40.9 290 37 345.9 345.9 296.0 347.0 0.29 17 233 11416 -44.7 -49.0 62 4.3 -45.0 285 41 346.5 346.6 296.0 347.3 0.19 18 200 12420 -53.5 -57.8 59 4.3 -53.7 280 40 348.0 348.1 296.3 348.4 0.08 19 177 13193 -60.9 -65.1 57 4.2 -61.0 275 41 348.3 348.3 296.3 348.4 0.03 20 174 13299 -61.9 -68.9 39 7.0 -62.0 273 42 348.3 348.3 296.3 348.4 0.02 21 154 14043 -68.9 -75.9 36 7.0 -68.9 262 50 348.8 348.8 296.4 348.8 0.01 22 150 14200 -70.5 -77.5 35 7.0 -70.5 260 52 348.6 348.6 296.3 348.7 0.01 23 131 14991 -76.3 -81.0 47 4.7 -76.3 271 55 352.0 352.0 297.1 352.1 0.00 24 124 15311 -72.1 -81.1 25 9.0 -72.1 274 53 365.2 365.2 299.7 365.3 0.00 25 117 15653 -71.5 -83.5 15 12.0 -71.5 261 44 372.5 372.5 301.0 372.5 0.00 26 101 16512 -75.3 -84.3 23 9.0 -75.3 236 28 381.2 381.2 302.4 381.2 0.00 27 100 16570 -75.5 -84.5 23 9.0 -75.5 235 27 381.9 381.9 302.5 381.9 0.00 28 92 17047 -79.1 -85.1 37 6.0 -79.1 225 22 383.9 383.9 302.9 384.0 0.00 29 87 17366 -76.1 -85.1 23 9.0 -76.2 225 22 396.2 396.2 304.7 396.2 0.00 30 82 17705 -77.5 -87.5 19 10.0 -77.5 118 10 400.1 400.1 305.2 400.1 0.00 31 77 18071 -70.5 -86.5 8 16.0 -70.6 29 6 421.9 421.9 307.9 421.9 0.00 32 70 18640 -67.1 -88.1 4 21.0 -67.2 290 16 440.8 440.8 310.0 440.8 0.00 33 69 18727 -66.7 -87.7 4 21.0 -66.9 292 17 443.5 443.5 310.2 443.5 0.00 34 50 20680 -64.9 -88.9 2 24.0 -65.2 115 3 490.5 490.5 314.2 490.6 0.00 35 47 21059 -62.9 -86.9 3 24.0 -63.3 126 5 504.1 504.1 315.2 504.1 0.00 TRP 92 17047 -79.1 -85.1 37 6.0 -79.1 225 22 383.9 383.9 302.9 384.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5734.00 m Freezing level: 576.99 mb = 4723.98 m = 15498.42 ft Wetbulb zero: 577.15 mb = 4695.18 m = 15403.93 ft Precipitable water: 1.88 inches Sfc-500 mean rel hum: 96.00 % Est. max temperature: 26.56 C = 79.80 F Sfc-Lift cond lev (LCL): 946.50 mb = 590.74 m = 1938.09 ft T: 19.06 C 700-500 lapse rate: 4.68 C/km ThetaE index: 7.14 C Layer 925.0- 732.0 mb Conv cond level (CCL): 851.64 mb = 1486.57 m = 4877.14 ft Mean mixing ratio: 12.79 g/kg Conv temperature: 24.19 C = 75.54 F Cap Strength: 1.54 C Lifted Index: 2.42 C Risk: None Lifted Index @300 mb: 6.12 C Lifted Index @700 mb: 0.36 C Showalter Index: 3.33 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 18.70 C K Index: 33.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 245.00 Risk: None Energy Index: 1.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.65 J/kg Max Up Vert Vel: 8.20 m/s Conv Inhibition (B-): 22.34 J/kg Cap Strength: 2.41 C Lift Cond Lev (LCL): 881.60 mb = 1191.52 m = 3909.14 ft Lev Free Conv (LFC): 776.60 mb = 2262.45 m = 7422.65 ft Equ Level (EL): 706.60 mb = 3048.49 m = 10001.50 ft B at Equ Level: 33.34 J/kg Max Parcel Lev (MPL): 626.60 mb = 4032.87 m = 13231.05 ft Wind level data Storm motion: 304 at 17 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 ---------------------------------------------------------- 0 949 569 200 10 3.4 9.4 | 150 22 -10.7 18.9 1 925 780 200 14 4.8 13.2 | 157 24 -9.4 22.6 2 911 914 205 13 5.5 11.8 | 158 23 -8.7 21.2 3 850 1503 205 30 12.7 27.2 | 178 37 -1.5 36.7 4 788 2134 200 39 13.3 36.6 | 179 46 -0.8 46.1 5 760 2438 200 33 11.3 31.0 | 176 41 -2.9 40.5 6 707 3048 215 14 8.0 11.5 | 164 22 -6.1 20.9 7 700 3126 275 13 13.0 -1.1 | 172 8 -1.2 8.3 8 681 3353 295 12 10.9 -5.1 | 143 5 -3.3 4.4 9 655 3658 335 16 6.8 -14.5 | 56 9 -7.4 -5.0 10 631 3962 345 12 3.1 -11.6 | 79 11 -11.1 -2.1 11 608 4267 335 17 7.2 -15.4 | 50 9 -7.0 -5.9 12 585 4572 355 16 1.4 -15.9 | 63 14 -12.8 -6.5 13 543 5182 330 18 9.0 -15.6 | 40 8 -5.2 -6.1 14 500 5840 330 29 14.5 -25.1 | 359 16 0.3 -15.7 15 484 6096 330 33 16.5 -28.6 | 353 19 2.3 -19.1 16 465 6401 325 36 20.6 -29.5 | 342 21 6.5 -20.0 17 400 7560 310 37 28.3 -23.8 | 315 20 14.2 -14.3 18 365 8230 315 37 26.2 -26.2 | 324 21 12.0 -16.7 19 300 9670 310 42 32.2 -27.0 | 314 25 18.0 -17.5 20 284 10058 310 42 32.2 -27.0 | 314 25 18.0 -17.5 21 250 10940 290 37 34.8 -12.7 | 279 21 20.6 -3.2 22 217 11887 280 45 44.3 -7.8 | 267 30 30.2 1.6 23 200 12420 280 40 39.4 -6.9 | 264 25 25.2 2.5 24 188 12802 280 37 36.4 -6.4 | 262 22 22.3 3.0 25 150 14200 260 52 51.2 9.0 | 243 41 37.0 18.5 26 139 14630 265 56 55.8 4.9 | 251 44 41.6 14.3 27 126 15240 275 55 54.8 -4.8 | 263 41 40.6 4.7 28 119 15545 270 48 48.0 -0.0 | 254 35 33.8 9.5 29 113 15850 245 38 34.4 16.1 | 218 33 20.3 25.5 30 100 16570 235 27 22.1 15.5 | 198 26 8.0 24.9 31 97 16764 235 27 22.1 15.5 | 198 26 8.0 24.9 32 92 17047 225 22 15.6 15.6 | 183 25 1.4 25.0 33 87 17374 225 22 15.6 15.6 | 183 25 1.4 25.0 34 83 17678 125 11 -9.0 6.3 | 124 28 -23.2 15.8 35 78 17983 70 3 -2.8 -1.0 | 116 19 -17.0 8.4 36 74 18288 305 13 10.6 -7.5 | 120 4 -3.5 2.0 37 71 18593 280 24 23.6 -4.2 | 241 11 9.5 5.3 38 70 18640 290 16 15.0 -5.5 | 192 4 0.9 4.0 39 67 18898 295 20 18.1 -8.5 | 256 4 4.0 1.0 40 61 19507 220 21 13.5 16.1 | 179 26 -0.7 25.5 41 58 19812 235 11 9.0 6.3 | 162 17 -5.2 15.8 42 52 20422 240 1 0.9 0.5 | 127 17 -13.3 10.0 43 50 20680 115 3 -2.7 1.3 | 122 20 -16.9 10.7 44 43 21336 140 8 -5.1 6.1 | 129 25 -19.3 15.6 Wind Parameters Mean winds (0-6000m): 273.7 at 22.7 knts Storm direction: 303.7 at 17.0 knts Shear (0-3000m) pos: 7.1 neg: 3.6 tot: 10.6 10-3/s Storm rel Dir Shear (0-3000m): -85.1 deg Storm rel helicity (0-3000m) pos: 107.0 neg: -70.2 tot: 36.8 m^2/s^2 ave: 12.3 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 13.8 stream: -0.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.51 Bulk Shear: 66.24 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 ------------------------------------------------------------------------------- 500 202 13 157 24| 7.8 0.0 7.8| 38.4 0.0 38.4 76.7 0.68| 9.1 6.3 1000 204 19 166 28| 3.9 6.9 10.8| 96.0 0.0 96.0 96.0 0.58| 11.5 6.7 1500 203 24 172 32| 2.6 7.1 9.7|103.6 0.0 103.6 69.1 0.46| 10.3 4.7 2000 202 27 173 35| 0.9 5.3 6.2|103.6 -28.0 75.6 37.8 0.28| 10.3 2.9 2500 203 26 173 33| 4.3 4.3 8.5|107.0 -58.1 48.9 19.6 0.14| 12.0 1.6 3000 208 24 174 30| 7.1 3.6 10.6|107.0 -70.2 36.8 12.3 -0.02| 13.8 -0.2 4000 220 21 179 26| 5.9 2.7 8.6|125.6 -85.8 39.8 10.0 -0.01| 12.8 -0.1 5000 240 21 191 20| 4.7 2.3 7.0|125.6-111.7 13.9 2.8 -0.09| 11.6 -1.1 6000 274 23 227 12| 3.9 2.3 6.3|125.6-156.6 -31.0 -5.2 -0.16| 10.9 -1.7 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20251018.12.gif