UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for SBUL... Searching the city database file for: SBUL ... Date:1200Z 20 APR 25 Station: SBUL WMO ident: 83525 Latitude: -18.89 Longitude: -48.23 Elevation: 943.00 ------------------------------------------------------------------------------- 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 104 1 925 794 SFC 910 943 22.6 18.4 77 4.2 19.6 20 9 303.8 306.6 296.1 347.8 14.79 3 893 1105 20.4 15.9 75 4.5 17.4 84 10 303.2 305.6 294.6 341.3 12.83 4 850 1527 19.4 13.4 68 6.0 15.4 20 2 306.5 308.6 294.6 340.9 11.44 5 832 1711 18.4 10.4 60 8.0 13.3 337 4 307.3 309.1 293.4 336.2 9.56 6 774 2327 15.0 8.0 63 7.0 10.7 241 12 310.1 311.7 293.5 336.8 8.73 7 712 3027 9.0 7.5 90 1.5 8.1 235 17 310.9 312.7 294.1 339.1 9.18 8 700 3168 8.4 5.3 81 3.1 6.6 270 13 311.8 313.3 293.4 336.5 8.01 9 680 3407 7.2 4.2 81 3.0 5.5 263 15 313.0 314.5 293.5 336.8 7.63 10 675 3468 7.4 2.7 72 4.7 4.7 261 16 313.9 315.2 293.2 335.5 6.90 11 635 3967 4.0 1.5 84 2.5 2.6 245 18 315.6 316.9 293.5 336.8 6.73 12 595 4498 5.4 -12.6 26 18.0 -2.3 258 16 323.1 323.6 292.1 331.4 2.44 13 565 4919 3.8 -27.2 8 31.0 -5.8 250 16 326.1 326.2 291.3 328.7 0.73 14 526 5496 0.0 -36.0 5 36.0 -8.9 210 14 328.2 328.3 291.6 329.5 0.34 15 500 5900 -3.5 -29.5 11 26.0 -10.6 205 15 328.8 328.9 292.0 331.2 0.66 16 435 6983 -12.9 -34.9 14 22.0 -17.5 205 25 330.2 330.3 292.2 331.9 0.45 17 400 7620 -15.9 -42.9 8 27.0 -20.3 205 33 334.3 334.4 293.1 335.2 0.22 18 357 8465 -20.1 -53.1 4 33.0 -24.0 224 24 339.7 339.8 294.3 340.1 0.08 19 300 9720 -30.9 -48.9 15 18.0 -32.7 230 35 341.8 341.9 294.9 342.4 0.15 20 282 10157 -34.9 -50.9 18 16.0 -36.2 228 38 342.2 342.2 295.0 342.7 0.13 21 250 10990 -40.9 -57.9 14 17.0 -41.8 225 38 345.3 345.3 295.6 345.5 0.06 22 233 11466 -44.5 -62.5 12 18.0 -45.2 230 35 346.8 346.8 296.0 347.0 0.04 23 200 12470 -53.5 -64.5 25 11.0 -53.8 215 44 348.0 348.1 296.3 348.2 0.03 24 185 12965 -58.3 -64.3 46 6.0 -58.4 210 51 348.1 348.1 296.3 348.3 0.04 25 150 14260 -65.9 -77.9 17 12.0 -66.0 215 40 356.6 356.6 298.0 356.6 0.01 26 139 14720 -67.3 -84.3 7 17.0 -67.4 215 40 362.0 362.0 299.1 362.0 0.00 27 107 16246 -79.7 -87.7 25 8.0 -79.7 270 17 366.6 366.6 299.9 366.6 0.00 28 101 16573 -78.5 -87.5 22 9.0 -78.5 300 11 375.0 375.0 301.4 375.0 0.00 29 100 16630 -78.9 -87.9 22 9.0 -78.9 305 10 375.3 375.3 301.5 375.3 0.00 30 84 17619 -82.1 -90.1 24 8.0 -82.1 288 21 388.0 388.0 303.5 388.0 0.00 31 73 18418 -77.1 -88.1 16 11.0 -77.1 231 18 414.4 414.4 307.0 414.4 0.00 32 70 18660 -77.7 -88.7 15 11.0 -77.7 205 8 418.2 418.2 307.5 418.2 0.00 33 68 18825 -77.9 -89.9 13 12.0 -77.9 209 10 421.2 421.2 307.9 421.2 0.00 34 65 19085 -73.3 -88.3 8 15.0 -73.4 213 5 436.7 436.7 309.6 436.7 0.00 35 62 19360 -74.3 -90.3 7 16.0 -74.4 302 12 440.5 440.5 309.9 440.5 0.00 36 56 19959 -68.7 -89.7 3 21.0 -68.9 225 6 466.2 466.2 312.3 466.2 0.00 37 50 20640 -66.3 -90.3 2 24.0 -66.5 150 11 487.2 487.2 314.0 487.3 0.00 38 35 22840 -59.5 -88.5 1 29.0 -60.3 60 28 557.3 557.3 318.5 557.3 0.00 39 33 23211 -55.7 -86.7 1 31.0 -57.1 59 21 576.9 576.9 319.5 576.9 0.01 40 30 23820 -55.1 -86.1 1 31.0 -56.7 95 11 594.4 594.4 320.3 594.5 0.01 41 28 24261 -54.7 -86.7 1 32.0 -56.4 91 12 607.4 607.4 320.9 607.4 0.01 42 25 24987 -54.5 -86.5 1 32.0 -56.5 110 12 628.0 628.0 321.8 628.0 0.01 TRP 107 16246 -79.7 -87.7 25 8.0 -79.7 270 17 366.6 366.6 299.9 366.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 526.00 mb = 5496.46 m = 18032.79 ft Wetbulb zero: 613.89 mb = 4243.14 m = 13920.88 ft Precipitable water: 1.16 inches Sfc-500 mean rel hum: 52.79 % Est. max temperature: 28.85 C = 83.93 F Sfc-Lift cond lev (LCL): 855.70 mb = 1469.88 m = 4822.39 ft T: 19.54 C 700-500 lapse rate: 4.36 C/km ThetaE index: 11.57 C Layer 893.0- 774.0 mb Conv cond level (CCL): 734.40 mb = 2767.36 m = 9079.15 ft Mean mixing ratio: 11.48 g/kg Conv temperature: 29.21 C = 84.58 F Cap Strength: 5.01 C Lifted Index: 3.22 C Risk: None Lifted Index @300 mb: 3.12 C Lifted Index @700 mb: 0.70 C Showalter Index: 2.93 C Risk: Showers probable Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 16.90 C K Index: 33.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 179.80 Risk: None Energy Index: -1.76 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.96 J/kg Max Up Vert Vel: 6.78 m/s Conv Inhibition (B-): 24520.69 J/kg Cap Strength: 5.00 C Lift Cond Lev (LCL): 786.96 mb = 2185.46 m = 7170.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 260 at 11 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 ---------------------------------------------------------- 0 910 943 20 9 -3.1 -8.5 | 53 17 -13.7 -10.4 1 881 1219 130 11 -8.4 7.1 | 105 20 -19.1 5.2 2 850 1524 60 2 -1.7 -1.0 | 77 13 -12.4 -2.9 3 850 1527 20 2 -0.7 -1.9 | 71 12 -11.3 -3.8 4 791 2134 235 8 6.6 4.6 | 123 5 -4.1 2.7 5 763 2438 245 15 13.6 6.3 | 214 5 2.9 4.4 6 736 2743 240 19 16.5 9.5 | 217 10 5.8 7.6 7 710 3048 235 17 13.9 9.8 | 203 8 3.3 7.8 8 700 3168 270 13 13.0 -0.0 | 309 3 2.3 -1.9 9 684 3353 265 15 14.9 1.3 | 278 4 4.3 -0.6 10 635 3962 245 18 16.3 7.6 | 225 8 5.7 5.7 11 611 4267 260 16 15.8 2.8 | 260 5 5.1 0.9 12 567 4877 255 16 15.5 4.1 | 245 5 4.8 2.2 13 546 5182 210 15 7.5 13.0 | 164 12 -3.2 11.1 14 507 5791 210 13 6.5 11.3 | 156 10 -4.2 9.3 15 500 5900 205 15 6.3 13.6 | 160 12 -4.3 11.7 16 487 6096 200 14 4.8 13.2 | 152 13 -5.9 11.2 17 469 6401 195 21 5.4 20.3 | 164 19 -5.2 18.4 18 450 6706 205 21 8.9 19.0 | 174 17 -1.8 17.1 19 400 7620 205 33 13.9 29.9 | 187 28 3.3 28.0 20 400 7620 205 35 14.8 31.7 | 188 30 4.1 29.8 21 368 8230 235 22 18.0 12.6 | 215 13 7.4 10.7 22 353 8534 220 25 16.1 19.2 | 197 18 5.4 17.2 23 325 9144 225 22 15.6 15.6 | 200 14 4.9 13.6 24 300 9720 230 35 26.8 22.5 | 218 26 16.2 20.6 25 262 10668 225 41 29.0 29.0 | 214 33 18.3 27.1 26 250 10990 225 38 26.9 26.9 | 213 30 16.2 25.0 27 218 11887 235 32 26.2 18.4 | 223 23 15.6 16.4 28 200 12470 215 44 25.2 36.0 | 203 37 14.6 34.1 29 172 13411 205 58 24.5 52.6 | 195 53 13.9 50.6 30 156 14021 220 38 24.4 29.1 | 207 30 13.8 27.2 31 150 14260 215 40 22.9 32.8 | 202 33 12.3 30.8 32 141 14630 215 40 22.9 32.8 | 202 33 12.3 30.8 33 121 15545 215 40 22.9 32.8 | 202 33 12.3 30.8 34 109 16154 240 24 20.8 12.0 | 225 14 10.1 10.1 35 107 16246 270 17 17.0 -0.0 | 287 7 6.3 -1.9 36 100 16630 305 10 8.2 -5.7 | 18 8 -2.5 -7.7 37 98 16764 305 10 8.2 -5.7 | 18 8 -2.5 -7.7 38 88 17374 310 23 17.6 -14.8 | 337 18 7.0 -16.7 39 79 17983 255 17 16.4 4.4 | 247 6 5.8 2.5 40 75 18288 245 23 20.8 9.7 | 233 13 10.2 7.8 41 70 18660 205 8 3.4 7.3 | 126 9 -7.3 5.3 42 67 18898 210 11 5.5 9.5 | 146 9 -5.2 7.6 43 64 19202 215 2 1.1 1.6 | 88 10 -9.5 -0.3 44 61 19507 10 20 -3.5 -19.7 | 33 26 -14.1 -21.6 45 58 19812 310 11 8.4 -7.1 | 14 9 -2.2 -9.0 46 55 20117 150 1 -0.5 0.9 | 85 11 -11.2 -1.1 47 50 20640 150 11 -5.5 9.5 | 115 18 -16.2 7.6 48 49 20726 165 12 -3.1 11.6 | 125 17 -13.8 9.7 49 45 21336 125 11 -9.0 6.3 | 103 20 -19.7 4.4 50 43 21641 45 13 -9.2 -9.2 | 61 23 -19.8 -11.1 51 41 21946 80 21 -20.7 -3.6 | 80 32 -31.3 -5.6 52 35 22860 60 28 -24.2 -14.0 | 65 38 -34.9 -15.9 53 33 23165 55 22 -18.0 -12.6 | 63 32 -28.7 -14.5 54 32 23470 75 16 -15.5 -4.1 | 77 27 -26.1 -6.1 55 30 23774 105 12 -11.6 3.1 | 93 22 -22.2 1.2 56 30 23820 95 11 -11.0 1.0 | 87 22 -21.6 -1.0 57 28 24079 90 12 -12.0 0.0 | 85 23 -22.7 -1.9 58 26 24384 100 9 -8.9 1.6 | 89 20 -19.5 -0.4 59 22 24994 135 19 -13.4 13.4 | 116 27 -24.1 11.5 60 21 25298 110 26 -24.4 8.9 | 101 36 -35.1 7.0 61 19 25603 95 35 -34.9 3.1 | 91 46 -45.5 1.1 62 15 26518 95 30 -29.9 2.6 | 91 41 -40.5 0.7 Wind Parameters Mean winds (0-6000m): 229.8 at 14.4 knts Storm direction: 259.8 at 10.8 knts Shear (0-3000m) pos: 0.1 neg: 4.4 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 173.0 deg Storm rel helicity (0-3000m) pos: 109.2 neg: -63.2 tot: 46.0 m^2/s^2 ave: 15.3 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 13.0 stream: 3.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.38 Bulk Shear: 60.40 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 99 9 89 20| 7.9 0.0 7.9| 87.1 -32.2 54.9 109.8 0.38| 26.9 10.3 1000 93 6 85 17| 4.0 5.3 9.3| 87.8 -48.8 39.0 39.0 0.13| 19.5 2.6 1500 209 8 124 8| 2.6 6.6 9.3|100.9 -48.8 52.0 34.7 0.33| 17.6 5.9 2000 231 10 147 5| 2.0 5.6 7.6|101.6 -52.5 49.1 24.6 0.28| 14.7 4.1 2500 240 11 164 4| 0.1 4.5 4.6|109.2 -56.3 52.8 21.1 0.31| 14.5 4.4 3000 244 12 184 3| 0.1 4.4 4.5|109.2 -63.2 46.0 15.3 0.23| 13.0 3.0 4000 248 13 208 3| 0.6 3.5 4.0|115.3 -68.6 46.6 11.7 0.20| 10.8 2.2 5000 240 13 191 5| 0.5 2.9 3.3|116.0 -89.4 26.7 5.3 0.08| 10.1 0.8 6000 230 14 183 7| 0.3 2.9 3.3|149.4 -92.1 57.4 9.6 0.13| 9.6 1.3 Wrote GIF file: /home/apache/climate/data/raob//SBUL/skewt/SBUL.skewt.20250420.12.gif