UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101523.upa.cvt Date: 2300Z 15 OCT 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:2300Z 15 OCT 25 Station: FAIR WMO ident: 68263 Latitude: -25.92 Longitude: 28.22 Elevation: 1500.00 ------------------------------------------------------------------------------- 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 124 1 925 793 SFC 850 1500 20.0 -1.0 24 21.0 9.0 0 0 307.1 307.9 288.8 320.1 4.18 3 848 1521 22.4 -0.6 22 23.0 10.0 0 0 309.8 310.6 289.8 323.3 4.31 4 840 1604 23.6 -2.4 18 26.0 9.9 0 0 311.9 312.6 290.0 324.0 3.81 5 756 2520 15.8 -5.2 23 21.0 5.4 237 15 313.0 313.7 290.0 324.0 3.43 6 713 3021 13.8 -6.2 24 20.0 4.0 251 24 316.1 316.7 290.9 327.0 3.37 7 700 3177 12.4 -7.6 24 20.0 2.9 255 27 316.2 316.8 290.6 326.2 3.08 8 639 3931 5.6 -9.4 33 15.0 -1.1 274 30 316.8 317.4 290.7 326.4 2.93 9 521 5553 -9.3 -13.2 73 3.9 -10.8 272 37 317.9 318.5 290.7 326.7 2.65 10 510 5717 -10.5 -15.5 67 5.0 -12.2 266 39 318.4 318.9 290.5 325.9 2.24 11 502 5839 -9.9 -27.9 21 18.0 -14.4 261 41 320.6 320.8 289.8 323.3 0.77 12 500 5870 -9.9 -27.9 21 18.0 -14.4 260 41 321.0 321.1 289.9 323.7 0.77 13 483 6138 -10.3 -35.3 11 25.0 -15.5 258 41 323.7 323.7 290.3 325.1 0.39 14 446 6748 -15.1 -35.1 16 20.0 -19.0 258 42 325.1 325.2 290.7 326.7 0.43 15 422 7167 -15.9 -42.9 8 27.0 -20.2 261 42 329.2 329.3 291.7 330.0 0.21 16 411 7367 -17.1 -41.1 11 24.0 -21.0 263 41 330.2 330.2 292.0 331.2 0.26 17 400 7570 -19.1 -42.1 11 23.0 -22.6 265 41 330.2 330.2 292.0 331.1 0.24 18 339 8773 -30.3 -49.3 14 19.0 -32.0 251 44 330.9 330.9 292.1 331.4 0.13 19 300 9630 -37.1 -52.1 20 15.0 -38.1 270 43 333.1 333.1 292.7 333.5 0.10 20 287 9934 -39.5 -53.5 21 14.0 -40.3 266 46 333.9 333.9 292.9 334.3 0.09 21 250 10860 -47.1 -55.1 40 8.0 -47.4 255 56 336.0 336.1 293.4 336.4 0.09 22 224 11578 -52.9 -57.4 58 4.5 -53.0 260 55 337.9 337.9 293.9 338.2 0.07 23 204 12175 -57.9 -62.9 53 5.0 -58.0 264 54 339.1 339.2 294.1 339.3 0.04 24 200 12300 -58.7 -63.7 52 5.0 -58.8 265 54 339.8 339.8 294.3 340.0 0.04 25 182 12888 -60.9 -67.9 39 7.0 -61.0 255 68 345.5 345.5 295.7 345.6 0.02 26 180 12957 -58.3 -68.3 27 10.0 -58.5 254 69 350.9 350.9 296.8 350.9 0.02 27 173 13207 -56.9 -69.8 18 13.0 -57.1 250 75 357.3 357.3 298.2 357.3 0.02 28 164 13547 -54.9 -71.9 10 17.0 -55.2 257 68 366.0 366.0 299.8 366.1 0.01 29 156 13864 -57.5 -75.5 8 18.0 -57.8 265 62 366.9 366.9 300.0 366.9 0.01 30 150 14110 -59.9 -77.9 8 18.0 -60.1 270 57 366.9 366.9 300.0 366.9 0.01 31 146 14278 -61.3 -78.3 9 17.0 -61.4 271 55 367.3 367.3 300.1 367.3 0.01 32 129 15039 -64.3 -81.3 8 17.0 -64.4 274 48 375.2 375.2 301.5 375.2 0.00 33 104 16322 -74.5 -87.5 12 13.0 -74.5 279 36 379.5 379.5 302.2 379.5 0.00 34 100 16550 -74.7 -86.7 14 12.0 -74.7 280 34 383.4 383.4 302.8 383.4 0.00 35 98 16667 -75.3 -86.3 16 11.0 -75.3 280 34 384.5 384.5 302.9 384.5 0.00 36 97 16726 -75.1 -85.1 20 10.0 -75.2 280 34 386.0 386.0 303.2 386.0 0.00 37 93 16972 -70.9 -81.9 18 11.0 -70.9 282 33 398.9 398.9 305.0 399.0 0.01 38 75 18229 -75.5 -85.5 19 10.0 -75.6 292 28 414.6 414.6 307.1 414.6 0.00 39 75 18229 -75.5 -85.5 19 10.0 -75.6 292 28 414.6 414.6 307.1 414.6 0.00 40 70 18630 -73.1 -84.1 17 11.0 -73.2 295 27 428.0 428.0 308.6 428.0 0.00 41 50 20650 -63.3 -82.3 6 19.0 -63.7 175 4 494.3 494.3 314.5 494.4 0.01 42 49 20774 -62.5 -82.5 5 20.0 -62.9 172 4 499.1 499.1 314.9 499.1 0.01 43 30 23820 -59.9 -84.9 2 25.0 -60.8 105 15 581.3 581.3 319.8 581.4 0.01 44 25 24963 -59.3 -85.3 2 26.0 -60.4 98 20 614.2 614.2 321.2 614.3 0.01 45 20 26380 -54.1 -84.1 1 30.0 -56.5 90 26 670.6 670.6 323.4 670.7 0.02 46 17 27432 -50.1 -84.1 1 34.0 -53.9 715.3 715.3 324.9 715.5 0.02 TRP 98 16667 -75.3 -86.3 16 11.0 -75.3 280 34 384.5 384.5 302.9 384.5 0.00 WND 173 13207 -56.9 -69.8 18 13.0 -57.1 250 75 357.3 357.3 298.2 357.3 0.02 Sounding variables and indices 1000-500 mb thick: 5746.00 m Freezing level: 594.65 mb = 4540.28 m = 14895.75 ft Wetbulb zero: 655.50 mb = 3719.85 m = 12204.09 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 37.58 % Est. max temperature: 28.70 C = 83.67 F Sfc-Lift cond lev (LCL): 620.49 mb = 4164.19 m = 13661.86 ft T: 3.45 C 700-500 lapse rate: 8.28 C/km ThetaE index: 0.78 C Layer 700.0- 639.0 mb Conv cond level (CCL): 521.63 mb = 5543.24 m = 18186.25 ft Mean mixing ratio: 3.65 g/kg Conv temperature: 30.34 C = 86.62 F Cap Strength: 4.51 C Lifted Index: 4.38 C Risk: None Lifted Index @300 mb: 7.12 C Lifted Index @700 mb: 3.52 C Showalter Index: 6.49 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 29.90 C Cross Totals Index: 8.90 C K Index: 8.90 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 0.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.34 J/kg Max Up Vert Vel: 3.56 m/s Conv Inhibition (B-): 35765.04 J/kg Cap Strength: 4.51 C Lift Cond Lev (LCL): 562.12 mb = 4949.25 m = 16237.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 295 at 22 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 ---------------------------------------------------------- 0 850 1500 0 0 -0.0 -0.0 | 115 22 -19.8 9.3 1 790 2134 0 0 -0.0 -0.0 | 115 22 -19.8 9.3 2 762 2438 235 14 11.5 8.0 | 154 19 -8.3 17.4 3 700 3177 255 27 26.1 7.0 | 201 17 6.3 16.3 4 635 3962 275 30 29.9 -2.6 | 236 12 10.1 6.7 5 588 4572 280 33 32.5 -5.7 | 254 13 12.7 3.6 6 545 5182 285 33 31.9 -8.5 | 266 12 12.1 0.8 7 500 5870 260 41 40.4 7.1 | 231 26 20.6 16.4 8 466 6401 255 41 39.6 10.6 | 225 28 19.8 19.9 9 430 7010 260 42 41.4 7.3 | 232 27 21.6 16.6 10 400 7570 265 41 40.8 3.6 | 238 25 21.0 12.9 11 365 8230 260 41 40.4 7.1 | 231 26 20.6 16.4 12 335 8839 250 45 42.3 15.4 | 222 33 22.5 24.7 13 300 9630 270 43 43.0 -0.0 | 248 25 23.2 9.3 14 250 10860 255 56 54.1 14.5 | 235 42 34.3 23.8 15 200 12300 265 54 53.8 4.7 | 248 37 34.0 14.0 16 173 13207 250 75 70.5 25.7 | 235 62 50.7 35.0 17 150 14110 270 57 57.0 -0.0 | 256 38 37.2 9.3 18 100 16550 280 34 33.5 -5.9 | 256 14 13.7 3.4 19 98 16667 280 34 33.5 -5.9 | 256 14 13.7 3.4 20 70 18630 295 27 24.5 -11.4 | 294 5 4.7 -2.1 21 50 20650 175 4 -0.3 4.0 | 123 24 -20.2 13.3 22 30 23820 105 15 -14.5 3.9 | 111 37 -34.3 13.2 23 20 26380 90 26 -26.0 0.0 | 102 47 -45.8 9.3 Wind Parameters Mean winds (0-6000m): 265.2 at 29.2 knts Storm direction: 295.2 at 21.9 knts Shear (0-3000m) pos: 4.1 neg: 2.6 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 137.0 deg Storm rel helicity (0-3000m) pos: 163.5 neg: -10.8 tot: 152.7 m^2/s^2 ave: 50.9 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 6.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.06 Bulk Shear: 112.75 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 0 0 115 22| 0.0 0.0 0.0| 0.0 0.0 0.0 0.0 0.00| 0.0 0.0 1000 235 3 122 21| 0.0 7.8 7.8| 53.1 -10.8 42.4 42.4 0.52| 11.0 5.8 1500 243 8 137 18| 3.4 5.2 8.6|100.5 -10.8 89.7 59.8 0.67| 10.8 7.2 2000 251 13 152 15| 4.2 3.9 8.0|132.5 -10.8 121.8 60.9 0.72| 10.1 7.3 2500 258 17 164 13| 4.3 3.1 7.4|152.8 -10.8 142.1 56.8 0.74| 9.4 7.0 3000 264 19 176 11| 4.1 2.6 6.7|163.5 -10.8 152.7 50.9 0.76| 8.4 6.4 4000 270 23 199 10| 3.2 2.8 6.1|173.0 -29.7 143.3 35.8 0.59| 7.7 4.5 5000 267 27 212 13| 2.6 3.4 6.0|177.3 -87.6 89.7 17.9 0.36| 7.6 2.7 6000 265 29 218 15| 2.6 2.8 5.4|216.4 -87.6 128.8 21.5 0.40| 6.9 2.8 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251015.23.gif