UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103000.upa.cvt Date: 0000Z 30 OCT 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 30 OCT 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 108 SFC 984 240 5.0 3.5 90 1.5 4.3 225 7 279.4 280.3 278.2 293.2 5.00 2 946 561 4.2 1.5 83 2.7 2.9 247 12 281.8 282.6 278.8 294.3 4.50 3 925 743 2.6 -0.0 83 2.6 1.4 260 15 282.0 282.7 278.4 293.5 4.13 4 850 1421 -2.7 -4.7 86 2.0 -3.5 260 15 283.3 283.9 277.8 292.3 3.17 5 842 1496 -3.3 -5.2 87 1.9 -4.0 261 16 283.5 284.0 277.7 292.2 3.08 6 830 1610 -2.3 -4.3 86 2.0 -3.1 263 16 285.7 286.3 279.2 295.3 3.35 7 700 2942 -11.9 -14.6 80 2.7 -12.6 285 27 289.3 289.6 278.9 294.6 1.76 8 687 3085 -13.3 -15.3 85 2.0 -13.9 286 28 289.3 289.6 278.8 294.4 1.69 9 666 3321 -14.3 -15.8 88 1.5 -14.7 287 30 290.8 291.1 279.4 295.8 1.67 10 500 5440 -27.1 -34.1 51 7.0 -28.0 300 50 300.0 300.1 282.0 301.4 0.43 11 456 6100 -30.3 -43.3 27 13.0 -31.4 302 59 304.0 304.0 283.2 304.6 0.18 12 422 6647 -34.1 -49.1 21 15.0 -35.0 304 66 305.9 306.0 283.9 306.3 0.10 13 400 7020 -37.1 -51.1 22 14.0 -37.8 305 71 306.8 306.8 284.2 307.1 0.09 14 322 8486 -48.4 -57.7 33 9.3 -48.7 315 101 310.7 310.7 285.7 310.9 0.05 15 318 8568 -49.1 -58.1 34 9.0 -49.3 315 99 310.9 310.9 285.7 311.1 0.05 16 300 8950 -49.9 -58.9 34 9.0 -50.1 315 91 315.0 315.0 287.2 315.2 0.05 17 279 9419 -52.5 -60.5 37 8.0 -52.7 315 82 317.9 317.9 288.1 318.0 0.04 18 255 9995 -54.9 -62.9 36 8.0 -55.1 315 70 322.6 322.6 289.6 322.7 0.03 19 250 10120 -57.1 -65.1 36 8.0 -57.2 315 68 321.2 321.2 289.1 321.3 0.02 20 248 10171 -57.9 -65.9 35 8.0 -58.0 315 66 320.7 320.7 289.0 320.8 0.02 21 241 10353 -55.1 -63.1 36 8.0 -55.2 312 64 327.6 327.6 291.0 327.7 0.03 22 200 11550 -54.1 -63.1 32 9.0 -54.3 295 48 347.1 347.1 296.0 347.3 0.04 23 193 11778 -53.1 -63.1 29 10.0 -53.4 294 47 352.3 352.3 297.1 352.4 0.04 24 150 13390 -55.1 -67.1 21 12.0 -55.4 285 36 375.1 375.1 301.5 375.3 0.03 25 101 15897 -57.9 -72.9 13 15.0 -58.2 275 25 414.7 414.7 307.1 414.8 0.02 26 100 15960 -57.9 -72.9 13 15.0 -58.2 275 25 415.9 415.9 307.2 416.0 0.02 27 70 18190 -60.5 -76.5 10 16.0 -60.9 265 25 455.0 455.0 311.3 455.0 0.02 28 59 19247 -61.9 -77.9 10 16.0 -62.3 262 27 474.6 474.6 313.0 474.7 0.02 29 50 20260 -65.3 -81.3 9 16.0 -65.6 260 29 489.6 489.6 314.2 489.7 0.01 30 44 21042 -61.5 -78.5 9 17.0 -62.0 259 31 517.1 517.1 316.1 517.2 0.02 31 31 23182 -66.1 -83.1 8 17.0 -66.5 255 35 559.2 559.2 318.6 559.3 0.01 32 30 23380 -65.7 -82.7 8 17.0 -66.1 255 35 565.5 565.5 318.9 565.6 0.01 33 26 24254 -62.7 -80.7 7 18.0 -63.4 255 40 597.7 597.7 320.5 597.8 0.02 34 24 24743 -65.9 -83.9 6 18.0 -66.4 255 43 602.2 602.2 320.7 602.3 0.01 35 20 25850 -65.5 -83.5 6 18.0 -66.1 255 50 635.7 635.7 322.2 635.8 0.02 36 13 28487 -62.9 -80.9 7 18.0 -64.2 728.0 728.0 325.3 728.4 0.04 TRP 248 10171 -57.9 -65.9 35 8.0 -58.0 315 66 320.7 320.7 289.0 320.8 0.02 WND 322 8486 -48.4 -57.7 33 9.3 -48.7 315 101 310.7 310.7 285.7 310.9 0.05 Sounding variables and indices 1000-500 mb thick: 5332.00 m Freezing level: 888.21 mb = 1075.60 m = 3528.84 ft Wetbulb zero: 903.27 mb = 933.61 m = 3062.99 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 78.15 % Est. max temperature: 10.47 C = 50.84 F Sfc-Lift cond lev (LCL): 961.48 mb = 428.45 m = 1405.67 ft T: 4.53 C 700-500 lapse rate: 6.08 C/km ThetaE index: 2.10 C Layer 925.0- 830.0 mb Conv cond level (CCL): 885.74 mb = 1090.73 m = 3578.48 ft Mean mixing ratio: 4.28 g/kg Conv temperature: 8.22 C = 46.80 F Cap Strength: 1.85 C Lifted Index: 6.48 C Risk: None Lifted Index @300 mb: 15.30 C Lifted Index @700 mb: 1.41 C Showalter Index: 7.39 C Risk: None Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.40 C Cross Totals Index: 22.40 C K Index: 17.00 Risk: < 20 % chance of thunderstorms Sweat Index: 80.00 Risk: None Energy Index: 1.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.22 J/kg Max Up Vert Vel: 4.74 m/s Conv Inhibition (B-): 48737.88 J/kg Cap Strength: 6.49 C Lift Cond Lev (LCL): 900.02 mb = 962.53 m = 3157.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 321 at 24 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 ---------------------------------------------------------- 0 984 240 225 7 4.9 4.9 | 156 25 -10.2 23.3 1 925 743 260 15 14.8 2.6 | 179 21 -0.4 21.0 2 850 1421 260 15 14.8 2.6 | 179 21 -0.4 21.0 3 700 2942 285 27 26.1 -7.0 | 224 16 10.9 11.4 4 500 5440 300 50 43.3 -25.0 | 283 29 28.2 -6.6 5 400 7020 305 71 58.2 -40.7 | 297 48 43.0 -22.3 6 322 8486 315 101 71.4 -71.4 | 313 77 56.3 -53.0 7 300 8950 315 91 64.3 -64.3 | 313 67 49.2 -46.0 8 250 10120 315 68 48.1 -48.1 | 312 44 32.9 -29.7 9 248 10171 315 66 46.7 -46.7 | 312 42 31.5 -28.3 10 200 11550 295 48 43.5 -20.3 | 274 28 28.4 -1.9 11 150 13390 285 36 34.8 -9.3 | 245 22 19.6 9.1 12 100 15960 275 25 24.9 -2.2 | 211 19 9.8 16.2 13 70 18190 265 25 24.9 2.2 | 205 23 9.8 20.6 14 50 20260 260 29 28.6 5.0 | 210 27 13.4 23.4 15 30 23380 255 35 33.8 9.1 | 214 33 18.7 27.4 16 20 25850 255 50 48.3 12.9 | 227 46 33.2 31.3 Wind Parameters Mean winds (0-6000m): 290.5 at 31.7 knts Storm direction: 320.5 at 23.8 knts Shear (0-3000m) pos: 4.7 neg: 0.0 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 77.3 deg Storm rel helicity (0-3000m) pos: 139.3 neg: 0.0 tot: 139.3 m^2/s^2 ave: 46.4 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 4.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.14 Bulk Shear: 80.32 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 ------------------------------------------------------------------------------- 500 249 11 168 23| 10.3 0.0 10.3| 58.3 0.0 58.3 116.5 0.89| 10.7 9.5 1000 255 13 173 22| 5.2 0.0 5.2| 58.6 0.0 58.6 58.6 0.89| 5.4 4.8 1500 258 14 176 21| 4.5 0.0 4.5| 73.4 0.0 73.4 48.9 0.90| 4.6 4.1 2000 262 15 180 21| 4.5 0.0 4.5| 96.1 0.0 96.1 48.1 0.91| 4.7 4.3 2500 267 17 185 19| 4.6 0.0 4.6|118.4 0.0 118.4 47.4 0.92| 4.8 4.4 3000 272 19 191 18| 4.7 0.0 4.7|139.3 0.0 139.3 46.4 0.92| 4.9 4.5 4000 279 23 206 16| 4.7 0.0 4.7|182.3 0.0 182.3 45.6 0.91| 4.9 4.5 5000 286 27 225 16| 4.8 0.0 4.8|233.2 0.0 233.2 46.6 0.89| 5.0 4.4 6000 291 32 244 16| 5.1 0.0 5.1|288.1 0.0 288.1 48.0 0.80| 5.3 4.2 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251030.00.gif