UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103100.upa.cvt Date: 0000Z 31 OCT 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:0000Z 31 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 200 1 925 857 SFC 855 1500 14.4 14.4 100 0.0 14.4 90 7 300.7 303.0 293.4 336.4 12.15 3 850 1569 14.4 12.3 87 2.1 13.1 85 11 301.2 303.2 292.4 332.6 10.63 4 700 3189 6.6 5.3 91 1.3 5.8 285 4 309.8 311.3 292.9 334.4 8.01 5 688 3331 5.8 4.7 93 1.1 5.2 281 6 310.4 311.9 292.9 334.5 7.81 6 624 4123 0.4 -0.4 94 0.8 -0.0 261 18 313.1 314.2 292.2 331.8 5.97 7 615 4240 -0.5 -1.7 92 1.2 -1.1 262 19 313.3 314.4 291.9 330.6 5.50 8 600 4438 -0.3 -9.3 51 9.0 -4.2 264 20 315.8 316.4 290.6 326.0 3.15 9 590 4572 -0.3 -8.3 55 8.0 -3.8 265 21 317.3 318.0 291.3 328.6 3.46 10 558 5016 -3.9 -6.3 83 2.4 -5.0 283 25 318.1 319.0 292.3 332.0 4.28 11 542 5246 -4.5 -5.8 91 1.3 -5.1 291 26 320.1 321.0 293.0 335.0 4.58 12 530 5423 -4.9 -9.3 71 4.4 -6.8 295 24 321.7 322.4 292.6 333.4 3.57 13 528 5452 -4.7 -14.7 45 10.0 -8.5 296 24 322.2 322.7 291.7 330.0 2.32 14 508 5756 -6.3 -25.3 21 19.0 -11.8 302 21 323.9 324.1 290.9 327.3 0.96 15 507 5771 -6.3 -24.3 23 18.0 -11.6 303 21 324.1 324.3 291.1 327.8 1.06 16 500 5880 -7.1 -22.1 29 15.0 -11.8 305 20 324.4 324.6 291.4 328.9 1.30 17 461 6505 -12.5 -21.5 47 9.0 -15.2 304 23 325.3 325.6 291.8 330.4 1.49 18 449 6705 -14.5 -18.8 70 4.3 -15.9 290 24 325.2 325.6 292.2 331.8 1.93 19 448 6722 -13.9 -17.7 73 3.8 -15.2 289 25 326.2 326.6 292.6 333.5 2.12 20 444 6790 -12.9 -30.9 21 18.0 -17.1 285 25 328.3 328.4 291.9 330.7 0.65 21 438 6894 -12.3 -48.3 3 36.0 -17.7 278 26 330.3 330.3 291.9 330.8 0.11 22 433 6981 -12.3 -48.3 3 36.0 -17.8 272 27 331.4 331.4 292.2 331.8 0.11 23 400 7580 -17.1 -47.1 5 30.0 -21.3 265 35 332.8 332.8 292.6 333.3 0.14 24 319 9228 -31.1 -53.1 10 22.0 -32.9 266 43 335.6 335.6 293.3 336.0 0.09 25 300 9660 -34.5 -41.5 49 7.0 -35.3 255 49 336.7 336.8 293.9 338.1 0.34 26 282 10090 -37.7 -39.0 88 1.3 -37.8 257 54 338.2 338.3 294.3 339.9 0.46 27 257 10724 -42.3 -54.3 26 12.0 -42.9 259 63 340.5 340.5 294.5 340.9 0.09 28 250 10910 -43.7 -48.0 62 4.3 -44.0 260 65 341.1 341.1 294.8 341.9 0.20 29 249 10937 -43.9 -48.0 64 4.1 -44.2 260 65 341.2 341.2 294.8 342.0 0.20 30 242 11128 -44.3 -54.3 32 10.0 -44.8 261 68 343.4 343.4 295.2 343.8 0.10 31 219 11791 -49.5 -66.5 12 17.0 -49.9 264 78 345.3 345.3 295.6 345.4 0.02 32 209 12096 -51.8 -67.7 13 16.0 -52.1 265 82 346.4 346.4 295.8 346.5 0.02 33 200 12380 -53.9 -68.9 14 15.0 -54.2 260 81 347.4 347.4 296.1 347.5 0.02 34 199 12412 -54.5 -69.5 14 15.0 -54.8 260 81 347.0 347.0 296.0 347.0 0.02 35 150 14190 -63.9 -77.9 13 14.0 -64.0 255 61 360.0 360.0 298.7 360.0 0.01 36 144 14438 -65.5 -78.5 15 13.0 -65.6 255 59 361.4 361.4 299.0 361.5 0.01 37 139 14653 -63.5 -79.5 10 16.0 -63.6 255 58 368.6 368.6 300.3 368.7 0.01 38 132 14969 -64.7 -80.7 9 16.0 -64.8 255 56 372.0 372.0 300.9 372.0 0.00 39 103 16439 -75.5 -84.5 23 9.0 -75.5 255 46 378.6 378.6 302.1 378.7 0.00 40 100 16610 -75.3 -83.3 28 8.0 -75.3 240 40 382.2 382.2 302.6 382.3 0.00 41 96 16846 -75.5 -83.5 27 8.0 -75.5 251 36 386.3 386.3 303.2 386.4 0.00 42 81 17833 -73.5 -83.5 20 10.0 -73.6 296 19 409.7 409.7 306.5 409.7 0.00 43 70 18680 -75.9 -85.9 19 10.0 -75.9 335 5 422.0 422.0 307.9 422.0 0.00 44 69 18763 -76.1 -86.1 19 10.0 -76.2 335 5 423.3 423.3 308.1 423.3 0.00 45 52 20442 -66.3 -84.3 6 18.0 -66.5 339 2 481.8 481.8 313.6 481.8 0.01 46 50 20680 -67.3 -86.3 5 19.0 -67.5 340 2 484.9 484.9 313.8 484.9 0.00 47 48 20925 -67.9 -85.9 6 18.0 -68.1 348 2 489.2 489.2 314.2 489.2 0.01 48 38 22364 -56.7 -82.7 2 26.0 -57.8 31 5 551.5 551.5 318.2 551.6 0.01 49 30 23860 -56.7 -84.7 2 28.0 -58.0 75 8 590.1 590.1 320.2 590.1 0.01 50 24 25271 -57.9 -85.9 2 28.0 -59.3 625.5 625.5 321.7 625.5 0.01 51 21 26120 -54.1 -84.1 1 30.0 -56.4 661.3 661.3 323.1 661.4 0.02 TRP 103 16439 -75.5 -84.5 23 9.0 -75.5 255 46 378.6 378.6 302.1 378.7 0.00 WND 209 12096 -51.8 -67.7 13 16.0 -52.1 265 82 346.4 346.4 295.8 346.5 0.02 Sounding variables and indices 1000-500 mb thick: 5680.00 m Freezing level: 620.00 mb = 4175.12 m = 13697.75 ft Wetbulb zero: 624.48 mb = 4117.14 m = 13507.50 ft Precipitable water: 1.01 inches Sfc-500 mean rel hum: 79.56 % Est. max temperature: 22.77 C = 72.99 F Sfc-Lift cond lev (LCL): 855.13 mb = 1498.79 m = 4917.22 ft T: -9999.00 C 700-500 lapse rate: 5.09 C/km ThetaE index: 3.84 C Layer 850.0- 700.0 mb Conv cond level (CCL): 748.63 mb = 2628.56 m = 8623.79 ft Mean mixing ratio: 9.88 g/kg Conv temperature: 20.24 C = 68.43 F Cap Strength: 2.76 C Lifted Index: 2.67 C Risk: None Lifted Index @300 mb: 3.80 C Lifted Index @700 mb: 1.19 C Showalter Index: 2.90 C Risk: Showers probable Total Totals Index: 40.90 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 19.40 C K Index: 32.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 189.60 Risk: None Energy Index: -0.70 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.10 J/kg Max Up Vert Vel: 6.65 m/s Conv Inhibition (B-): 55.15 J/kg Cap Strength: 2.70 C Lift Cond Lev (LCL): 782.31 mb = 2261.40 m = 7419.19 ft Lev Free Conv (LFC): 627.31 mb = 4080.37 m = 13386.88 ft Equ Level (EL): 607.31 mb = 4340.66 m = 14240.83 ft B at Equ Level: 20.75 J/kg Max Parcel Lev (MPL): 567.31 mb = 4884.54 m = 16025.20 ft Wind level data Storm motion: 325 at 15 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 ---------------------------------------------------------- 0 855 1500 90 7 -7.0 0.0 | 128 20 -15.4 12.1 1 850 1569 85 11 -11.0 -1.0 | 120 22 -19.3 11.2 2 794 2134 40 19 -12.2 -14.6 | 83 21 -20.6 -2.4 3 766 2438 40 24 -15.4 -18.4 | 75 25 -23.8 -6.2 4 700 3189 285 4 3.9 -1.0 | 158 12 -4.5 11.1 5 635 3962 260 17 16.7 3.0 | 209 17 8.4 15.1 6 589 4572 265 21 20.9 1.8 | 222 19 12.6 14.0 7 546 5182 290 26 24.4 -8.9 | 259 16 16.1 3.3 8 500 5880 305 20 16.4 -11.5 | 265 8 8.0 0.7 9 467 6401 310 22 16.9 -14.1 | 283 9 8.5 -2.0 10 431 7010 270 27 27.0 -0.0 | 237 22 18.6 12.1 11 400 7580 265 35 34.9 3.1 | 240 31 26.5 15.2 12 366 8230 270 36 36.0 -0.0 | 246 30 27.6 12.1 13 336 8839 275 38 37.9 -3.3 | 253 31 29.5 8.8 14 300 9660 255 49 47.3 12.7 | 238 46 39.0 24.8 15 250 10910 260 65 64.0 11.3 | 247 60 55.7 23.4 16 209 12096 265 82 81.7 7.1 | 255 76 73.3 19.3 17 200 12380 260 81 79.8 14.1 | 250 76 71.4 26.2 18 150 14190 255 61 58.9 15.8 | 241 58 50.6 27.9 19 103 16439 255 46 44.4 11.9 | 236 43 36.1 24.1 20 100 16610 240 40 34.6 20.0 | 219 42 26.3 32.1 21 70 18680 335 5 2.1 -4.5 | 141 10 -6.2 7.6 22 50 20680 340 2 0.7 -1.9 | 143 13 -7.7 10.3 23 30 23860 75 8 -7.7 -2.1 | 122 19 -16.1 10.1 Wind Parameters Mean winds (0-6000m): 295.5 at 19.7 knts Storm direction: 325.5 at 14.7 knts Shear (0-3000m) pos: 0.6 neg: 4.1 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 92.1 deg Storm rel helicity (0-3000m) pos: 60.8 neg: -143.4 tot: -82.6 m^2/s^2 ave: -27.5 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 12.8 stream: -0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.18 Bulk Shear: 120.69 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 66 14 108 22| 0.0 12.9 12.9| 0.0 -76.9 -76.9 -153.9 -0.93| 14.8-13.7 1000 49 17 92 21| 0.0 10.2 10.2| 0.0-128.5-128.5 -128.5 -0.85| 13.5-11.4 1500 40 17 88 19| 0.0 5.1 5.1| 8.4-141.2-132.8 -88.5 -0.33| 17.7 -5.9 2000 38 14 94 17| 0.0 4.2 4.2| 23.6-143.4-119.8 -59.9 -0.20| 16.1 -3.3 2500 23 14 87 14| 0.0 5.0 5.0| 45.0-143.4 -98.4 -39.4 -0.10| 14.7 -1.4 3000 348 15 66 6| 0.6 4.1 4.8| 60.8-143.4 -82.6 -27.5 -0.05| 12.8 -0.6 4000 307 17 250 6| 1.8 3.1 4.9|118.4-143.4 -25.0 -6.3 0.10| 11.6 1.2 5000 306 18 255 6| 1.5 2.7 4.3|125.7-148.0 -22.4 -4.5 0.10| 10.3 1.1 6000 295 20 249 10| 1.3 3.8 5.1|133.2-189.2 -56.0 -9.3 0.02| 10.5 0.2 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251031.00.gif