UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100612.upa.cvt Date: 1200Z 6 OCT 25 Searching for SBUL... Searching the city database file for: SBUL ... Date:1200Z 6 OCT 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 114 1 925 807 SFC 911 943 24.4 12.4 47 12.0 16.6 90 14 305.6 307.4 293.2 335.6 9.98 3 863 1410 19.6 10.6 56 9.0 13.9 26 16 305.3 307.1 292.6 333.4 9.34 4 851 1530 20.2 8.2 46 12.0 12.8 11 14 307.2 308.7 292.2 331.6 8.04 5 850 1540 20.2 8.2 46 12.0 12.8 10 14 307.3 308.8 292.2 331.8 8.05 6 700 3187 10.4 -4.6 34 15.0 3.0 175 13 314.0 314.7 290.7 326.4 3.88 7 698 3211 10.2 -4.8 34 15.0 2.8 177 13 314.0 314.8 290.6 326.3 3.83 8 626 4105 2.4 -2.4 71 4.8 -0.0 216 17 315.1 316.0 292.1 331.3 5.13 9 596 4502 0.0 -5.0 69 5.0 -2.4 207 18 316.7 317.6 292.0 330.9 4.43 10 577 4761 -1.3 -14.3 36 13.0 -6.3 217 18 318.2 318.6 290.4 325.4 2.19 11 567 4901 -1.1 -18.1 26 17.0 -7.1 226 17 320.0 320.3 290.4 325.5 1.62 12 500 5890 -9.9 -18.9 48 9.0 -12.8 280 10 321.0 321.3 290.8 326.8 1.72 13 495 5967 -10.7 -18.7 52 8.0 -13.3 265 9 320.9 321.3 290.8 326.9 1.76 14 487 6093 -7.9 -51.9 2 44.0 -14.5 241 7 325.9 325.9 290.6 326.1 0.07 15 438 6906 -13.1 -58.1 1 45.0 -18.4 171 16 329.3 329.3 291.6 329.4 0.03 16 404 7516 -16.9 -50.9 4 34.0 -21.2 164 27 332.1 332.1 292.4 332.4 0.09 17 400 7590 -17.1 -39.1 13 22.0 -21.0 165 29 332.8 332.8 292.8 334.0 0.32 18 381 7953 -20.1 -32.1 33 12.0 -22.6 159 36 333.5 333.6 293.3 336.0 0.68 19 371 8150 -20.9 -43.9 11 23.0 -24.2 156 40 335.0 335.0 293.3 335.8 0.21 20 304 9587 -33.1 -47.1 23 14.0 -34.4 148 43 337.4 337.5 293.9 338.2 0.18 21 300 9680 -33.5 -46.5 26 13.0 -34.7 145 43 338.2 338.2 294.0 338.9 0.20 22 299 9703 -33.7 -45.7 29 12.0 -34.8 145 43 338.2 338.2 294.1 339.1 0.21 23 259 10699 -39.5 -62.5 7 23.0 -40.5 164 45 343.8 343.9 295.3 344.0 0.03 24 250 10940 -41.7 -61.7 10 20.0 -42.5 160 48 344.1 344.1 295.3 344.2 0.04 25 224 11673 -48.5 -56.5 39 8.0 -48.8 168 57 344.6 344.6 295.5 345.0 0.08 26 217 11881 -50.1 -59.1 34 9.0 -50.4 170 59 345.3 345.3 295.6 345.6 0.06 27 210 12095 -51.7 -61.7 29 10.0 -52.0 170 59 346.0 346.0 295.8 346.2 0.05 28 200 12410 -53.5 -66.5 19 13.0 -53.8 165 56 348.0 348.1 296.2 348.2 0.02 29 180 13078 -58.5 -74.5 11 16.0 -58.7 162 48 350.5 350.5 296.8 350.6 0.01 30 153 14080 -65.9 -77.9 17 12.0 -66.0 190 41 354.5 354.5 297.6 354.6 0.01 31 150 14200 -66.1 -79.1 15 13.0 -66.2 195 41 356.2 356.2 298.0 356.2 0.01 32 109 16091 -77.3 -85.3 27 8.0 -77.3 195 22 369.2 369.2 300.4 369.2 0.00 33 101 16532 -74.9 -86.9 14 12.0 -74.9 175 13 381.9 381.9 302.6 381.9 0.00 34 100 16590 -75.1 -86.1 16 11.0 -75.2 160 2 382.6 382.6 302.6 382.6 0.00 35 91 17130 -79.1 -87.1 26 8.0 -79.1 222 7 385.1 385.1 303.1 385.2 0.00 36 77 18075 -79.5 -88.5 21 9.0 -79.5 271 10 403.2 403.2 305.6 403.2 0.00 37 70 18620 -75.1 -89.1 10 14.0 -75.2 250 8 423.7 423.7 308.2 423.7 0.00 38 56 19951 -65.7 -90.7 2 25.0 -66.0 188 11 473.1 473.1 312.9 473.1 0.00 39 50 20640 -66.7 -90.7 2 24.0 -67.0 130 4 486.3 486.3 314.0 486.3 0.00 40 45 21277 -65.7 -89.7 2 24.0 -66.0 51 11 503.6 503.6 315.2 503.6 0.00 41 40 22001 -59.7 -88.7 1 29.0 -60.4 244 13 535.9 535.9 317.3 535.9 0.00 42 30 23790 -61.1 -89.1 1 28.0 -61.9 5 10 578.1 578.1 319.6 578.1 0.00 43 28 24216 -63.7 -89.7 2 26.0 -64.3 5 10 582.4 582.4 319.8 582.4 0.00 44 26 24673 -61.7 -89.7 1 28.0 -62.6 335 11 600.5 600.5 320.6 600.5 0.00 TRP 109 16091 -77.3 -85.3 27 8.0 -77.3 195 22 369.2 369.2 300.4 369.2 0.00 WND 217 11881 -50.1 -59.1 34 9.0 -50.4 170 59 345.3 345.3 295.6 345.6 0.06 Sounding variables and indices 1000-500 mb thick: 5776.00 m Freezing level: 596.00 mb = 4501.60 m = 14768.86 ft Wetbulb zero: 626.97 mb = 4092.72 m = 13427.41 ft Precipitable water: 0.87 inches Sfc-500 mean rel hum: 45.85 % Est. max temperature: 29.81 C = 85.66 F Sfc-Lift cond lev (LCL): 763.56 mb = 2449.75 m = 8037.15 ft T: 14.79 C 700-500 lapse rate: 7.51 C/km ThetaE index: 5.48 C Layer 700.0- 626.0 mb Conv cond level (CCL): 652.09 mb = 3770.00 m = 12368.63 ft Mean mixing ratio: 8.62 g/kg Conv temperature: 33.27 C = 91.89 F Cap Strength: 5.47 C Lifted Index: 0.04 C Risk: Showers probable Lifted Index @300 mb: 5.03 C Lifted Index @700 mb: 5.11 C Showalter Index: 0.51 C Risk: Thunderstorms probable Total Totals Index: 48.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 30.10 C Cross Totals Index: 18.10 C K Index: 23.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 136.40 Risk: None Energy Index: -0.87 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.26 J/kg Max Up Vert Vel: 6.21 m/s Conv Inhibition (B-): 25788.53 J/kg Cap Strength: 5.47 C Lift Cond Lev (LCL): 728.43 mb = 2849.25 m = 9347.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 239 at 9 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 ---------------------------------------------------------- 0 911 943 90 14 -14.0 0.0 | 77 23 -22.1 -4.9 1 882 1219 50 18 -13.8 -11.6 | 53 27 -21.9 -16.5 2 850 1540 10 14 -2.4 -13.8 | 29 21 -10.5 -18.7 3 822 1829 360 11 -0.0 -11.0 | 27 18 -8.1 -15.9 4 793 2134 285 2 1.9 -0.5 | 49 8 -6.1 -5.4 5 765 2438 85 4 -4.0 -0.3 | 66 13 -12.1 -5.2 6 712 3048 165 10 -2.6 9.7 | 114 12 -10.7 4.8 7 700 3187 175 13 -1.1 13.0 | 131 12 -9.2 8.1 8 660 3658 215 13 7.5 10.6 | 174 6 -0.6 5.7 9 636 3962 220 17 10.9 13.0 | 199 9 2.9 8.1 10 612 4267 210 17 8.5 14.7 | 182 10 0.4 9.8 11 589 4572 205 19 8.0 17.2 | 180 12 -0.0 12.3 12 506 5791 290 12 11.3 -4.1 | 340 10 3.2 -9.0 13 500 5890 280 10 9.8 -1.7 | 345 7 1.8 -6.6 14 487 6096 240 7 6.1 3.5 | 55 2 -2.0 -1.4 15 468 6401 185 11 1.0 11.0 | 130 9 -7.1 6.1 16 415 7315 160 21 -7.2 19.7 | 134 21 -15.3 14.8 17 400 7590 165 29 -7.5 28.0 | 146 28 -15.6 23.1 18 366 8230 155 42 -17.7 38.1 | 142 42 -25.8 33.2 19 323 9144 160 42 -14.4 39.5 | 147 41 -22.4 34.6 20 300 9680 145 43 -24.7 35.2 | 133 45 -32.7 30.3 21 284 10058 140 40 -25.7 30.6 | 127 42 -33.8 25.7 22 260 10668 165 45 -11.6 43.5 | 153 43 -19.7 38.6 23 250 10940 160 48 -16.4 45.1 | 149 47 -24.5 40.2 24 217 11881 170 59 -10.2 58.1 | 161 56 -18.3 53.2 25 207 12192 170 59 -10.2 58.1 | 161 56 -18.3 53.2 26 200 12410 165 56 -14.5 54.1 | 155 54 -22.6 49.2 27 170 13411 160 44 -15.0 41.3 | 148 43 -23.1 36.4 28 150 14200 195 41 10.6 39.6 | 184 35 2.5 34.7 29 139 14630 205 42 17.7 38.1 | 196 35 9.7 33.2 30 126 15240 210 43 21.5 37.2 | 203 35 13.4 32.3 31 109 16091 195 22 5.7 21.3 | 172 17 -2.4 16.4 32 108 16154 190 16 2.8 15.8 | 154 12 -5.3 10.9 33 102 16459 195 26 6.7 25.1 | 176 20 -1.3 20.2 34 100 16590 160 2 -0.7 1.9 | 71 9 -8.8 -3.0 35 97 16764 160 2 -0.7 1.9 | 71 9 -8.8 -3.0 36 87 17374 265 10 10.0 0.9 | 335 4 1.9 -4.0 37 83 17678 240 10 8.7 5.0 | 260 1 0.6 0.1 38 70 18593 310 11 8.4 -7.1 | 358 12 0.4 -12.0 39 70 18620 250 8 7.5 2.7 | 14 2 -0.6 -2.2 40 64 19202 200 10 3.4 9.4 | 134 6 -4.7 4.5 41 57 19812 200 13 4.4 12.2 | 154 8 -3.6 7.3 42 50 20640 130 4 -3.1 2.6 | 78 11 -11.1 -2.3 43 45 21336 45 12 -8.5 -8.5 | 51 21 -16.6 -13.4 44 43 21641 355 10 0.9 -10.0 | 26 17 -7.2 -14.9 45 39 22250 175 15 -1.3 14.9 | 137 14 -9.4 10.0 46 37 22555 165 10 -2.6 9.7 | 114 12 -10.7 4.8 47 35 22860 10 11 -1.9 -10.8 | 32 19 -10.0 -15.7 48 30 23790 5 10 -0.9 -10.0 | 31 17 -8.9 -14.9 49 28 24079 5 10 -0.9 -10.0 | 31 17 -8.9 -14.9 50 26 24384 335 11 4.6 -10.0 | 13 15 -3.4 -14.9 51 24 24689 5 10 -0.9 -10.0 | 31 17 -8.9 -14.9 52 22 24994 360 8 -0.0 -8.0 | 32 15 -8.1 -12.9 Wind Parameters Mean winds (0-6000m): 208.7 at 12.6 knts Storm direction: 238.7 at 9.4 knts Shear (0-3000m) pos: 3.6 neg: 3.2 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 120.7 deg Storm rel helicity (0-3000m) pos: 96.0 neg: -150.1 tot: -54.1 m^2/s^2 ave: -18.0 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 12.9 stream: 1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.18 Bulk Shear: 105.25 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 53 16 55 26| 0.0 16.8 16.8| 0.0-122.5-122.5 -245.0 -0.91| 20.8-18.9 1000 33 14 43 23| 0.0 9.7 9.7| 0.0-148.7-148.7 -148.7 -0.71| 16.9-12.0 1500 31 11 44 20| 3.4 6.5 9.9| 26.2-150.1-123.9 -82.6 -0.31| 16.4 -5.1 2000 44 10 51 19| 4.3 4.8 9.1| 57.3-150.1 -92.9 -46.4 -0.11| 14.6 -1.6 2500 69 10 64 19| 3.9 3.9 7.8| 85.0-150.1 -65.1 -26.0 0.05| 13.9 0.7 3000 121 11 92 17| 3.6 3.2 6.8| 96.0-150.1 -54.1 -18.0 0.12| 12.9 1.6 4000 196 13 148 8| 2.4 2.0 4.4|113.6-157.6 -44.1 -11.0 0.15| 11.4 1.7 5000 217 13 176 5| 0.9 1.6 2.5|142.8-157.6 -14.8 -3.0 0.26| 11.1 2.9 6000 209 13 162 6| 0.8 1.2 1.9|151.0-158.1 -7.1 -1.2 0.28| 11.1 3.2 Wrote GIF file: /home/apache/climate/data/raob//SBUL/skewt/SBUL.skewt.20251006.12.gif