UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102912.upa.cvt Date: 1200Z 29 OCT 25 Searching for U7707... Searching the city database file for: U7707 ... Date:1200Z 29 OCT 25 Station: U7707 WMO ident: 27707 Latitude: 54.12 Longitude: 35.33 ------------------------------------------------------------------------------- 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 53 SFC 978 236 7.2 5.0 86 2.2 6.1 240 3 282.1 283.1 280.3 297.6 5.59 2 925 691 3.0 -0.2 79 3.2 1.6 240 21 282.4 283.1 278.5 293.8 4.07 3 875 1138 -0.7 -3.1 84 2.4 -1.7 250 20 283.1 283.7 278.1 292.9 3.47 4 850 1370 -1.5 -4.0 83 2.5 -2.5 255 19 284.6 285.2 278.7 294.1 3.34 5 768 2172 -5.1 -9.1 73 4.0 -6.5 250 16 289.1 289.5 279.7 296.4 2.50 6 700 2890 -11.9 -16.9 66 5.0 -13.2 245 13 289.3 289.6 278.5 293.7 1.45 7 665 3280 -15.5 -18.5 78 3.0 -16.2 248 13 289.5 289.8 278.4 293.6 1.34 8 647 3488 -14.1 -17.8 74 3.7 -15.0 250 13 293.4 293.7 280.4 297.9 1.46 9 500 5390 -28.9 -35.9 51 7.0 -29.7 265 15 297.8 297.9 280.9 299.0 0.36 10 400 6940 -40.9 -47.9 47 7.0 -41.2 275 25 301.8 301.9 282.3 302.3 0.13 11 329 8236 -51.5 -58.5 43 7.0 -51.7 275 22 304.6 304.6 283.3 304.8 0.04 12 302 8787 -54.3 -61.3 42 7.0 -54.4 275 21 308.2 308.2 284.7 308.3 0.03 13 300 8830 -54.3 -61.3 42 7.0 -54.4 275 21 308.8 308.8 284.9 308.9 0.03 14 257 9830 -51.7 -58.7 43 7.0 -51.9 262 24 326.6 326.6 290.8 326.8 0.05 15 250 10010 -50.9 -58.9 38 8.0 -51.1 260 25 330.4 330.4 291.9 330.6 0.05 16 200 11470 -48.7 -60.7 24 12.0 -49.1 265 29 355.7 355.7 297.9 355.9 0.05 17 188 11878 -48.5 -61.5 21 13.0 -49.0 264 29 362.3 362.3 299.2 362.6 0.05 18 150 13360 -50.7 -67.7 12 17.0 -51.2 260 29 382.7 382.7 302.7 382.8 0.03 19 147 13491 -50.9 -68.9 10 18.0 -51.4 260 29 384.6 384.6 303.0 384.7 0.02 20 100 15970 -55.9 -76.9 6 21.0 -56.3 260 33 419.7 419.7 307.7 419.8 0.01 21 74 17871 -59.3 -81.3 4 22.0 -59.7 264 31 450.3 450.3 310.9 450.3 0.01 22 70 18220 -58.1 -80.1 4 22.0 -58.6 265 31 460.1 460.1 311.8 460.1 0.01 23 65 18686 -57.1 -80.1 4 23.0 -57.7 263 30 472.1 472.1 312.8 472.2 0.01 24 50 20320 -62.7 -84.7 4 22.0 -63.1 255 25 495.7 495.7 314.7 495.8 0.01 25 43 21247 -64.1 -86.1 3 22.0 -64.5 258 27 514.1 514.1 315.9 514.2 0.01 26 31 23267 -60.9 -83.9 3 23.0 -61.7 264 31 573.2 573.2 319.3 573.3 0.01 27 30 23470 -62.1 -84.1 4 22.0 -62.8 265 31 575.3 575.3 319.5 575.4 0.01 28 27 24118 -64.1 -86.1 3 22.0 -64.7 264 36 587.3 587.3 320.0 587.4 0.01 29 20 25960 -62.7 -84.7 4 22.0 -63.6 260 50 644.2 644.3 322.4 644.4 0.02 30 16 27337 -62.1 -84.1 4 22.0 -63.3 688.7 688.7 324.1 688.8 0.02 31 13 28614 -64.5 -86.5 3 22.0 -65.6 722.5 722.5 325.1 722.6 0.02 TRP 302 8787 -54.3 -61.3 42 7.0 -54.4 275 21 308.2 308.2 284.7 308.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 5337.00 m Freezing level: 884.46 mb = 1053.84 m = 3457.43 ft Wetbulb zero: 900.59 mb = 906.35 m = 2973.55 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 71.21 % Est. max temperature: 10.77 C = 51.39 F Sfc-Lift cond lev (LCL): 945.60 mb = 511.10 m = 1676.82 ft T: 4.66 C 700-500 lapse rate: 6.80 C/km ThetaE index: 4.72 C Layer 925.0- 850.0 mb Conv cond level (CCL): 884.28 mb = 1053.56 m = 3456.53 ft Mean mixing ratio: 4.33 g/kg Conv temperature: 7.99 C = 46.37 F Cap Strength: 3.08 C Lifted Index: 3.95 C Risk: None Lifted Index @300 mb: 10.13 C Lifted Index @700 mb: 0.80 C Showalter Index: 4.27 C Risk: None Total Totals Index: 52.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.40 C Cross Totals Index: 24.90 C K Index: 18.40 Risk: < 20 % chance of thunderstorms Sweat Index: 119.00 Risk: None Energy Index: 1.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.36 J/kg Max Up Vert Vel: 2.59 m/s Conv Inhibition (B-): 49530.69 J/kg Cap Strength: 3.93 C Lift Cond Lev (LCL): 890.33 mb = 998.59 m = 3276.17 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 285 at 12 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 ---------------------------------------------------------- 0 978 236 240 3 2.6 1.5 | 117 10 -8.7 4.4 1 925 691 240 21 18.2 10.5 | 207 15 6.9 13.4 2 850 1370 255 19 18.4 4.9 | 222 11 7.1 7.8 3 700 2890 245 13 11.8 5.5 | 183 8 0.5 8.4 4 500 5390 265 15 14.9 1.3 | 221 6 3.7 4.2 5 400 6940 275 25 24.9 -2.2 | 267 14 13.6 0.7 6 302 8787 275 21 20.9 -1.8 | 264 10 9.6 1.1 7 300 8830 275 21 20.9 -1.8 | 264 10 9.6 1.1 8 250 10010 260 25 24.6 4.3 | 241 15 13.3 7.3 9 200 11470 265 29 28.9 2.5 | 253 18 17.6 5.5 10 150 13360 260 29 28.6 5.0 | 245 19 17.3 8.0 11 100 15970 260 33 32.5 5.7 | 248 23 21.2 8.7 12 70 18220 265 31 30.9 2.7 | 254 20 19.6 5.6 13 50 20320 255 25 24.1 6.5 | 234 16 12.9 9.4 14 30 23470 265 31 30.9 2.7 | 254 20 19.6 5.6 15 20 25960 260 50 49.2 8.7 | 253 40 38.0 11.6 Wind Parameters Mean winds (0-6000m): 254.5 at 15.5 knts Storm direction: 284.5 at 11.7 knts Shear (0-3000m) pos: 2.5 neg: 0.7 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 70.2 deg Storm rel helicity (0-3000m) pos: 50.5 neg: -14.7 tot: 35.8 m^2/s^2 ave: 11.9 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.26 Bulk Shear: 2.67 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 ------------------------------------------------------------------------------- 500 240 13 179 9| 18.4 0.0 18.4| 39.7 0.0 39.7 79.3 0.86| 18.5 15.9 1000 244 16 199 11| 8.5 0.0 8.5| 48.1 0.0 48.1 48.1 0.81| 11.4 9.2 1500 247 17 205 11| 5.0 0.0 5.0| 49.5 -3.5 45.9 30.6 0.69| 8.5 5.8 2000 248 17 206 10| 3.8 0.6 4.3| 49.5 -8.6 40.8 20.4 0.56| 6.9 3.9 2500 248 17 204 10| 3.0 0.9 3.9| 49.5 -13.5 36.0 14.4 0.44| 6.0 2.7 3000 248 16 202 10| 2.5 0.7 3.2| 50.5 -14.7 35.8 11.9 0.42| 5.2 2.2 4000 249 15 200 9| 2.0 0.6 2.5| 53.8 -14.7 39.1 9.8 0.45| 4.2 1.9 5000 251 15 202 8| 1.7 0.4 2.1| 56.9 -14.7 42.2 8.4 0.48| 3.5 1.7 6000 255 16 208 8| 1.9 0.4 2.3| 65.3 -14.7 50.5 8.4 0.51| 3.5 1.8 Wrote GIF file: /home/apache/climate/data/raob//U7707/skewt/U7707.skewt.20251029.12.gif