UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for U9231... Searching the city database file for: U9231 ... Date:1200Z 15 OCT 25 Station: U9231 WMO ident: 29231 Latitude: 58.30 Longitude: 82.88 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1034 80 -1.7 -9.7 54 8.0 -4.1 0 0 268.9 269.2 267.2 273.7 1.77 1 1019 197 1.2 -8.8 47 10.0 -2.1 345 1 272.9 273.2 270.1 278.2 1.92 2 1000 347 0.0 -12.0 40 12.0 -3.6 325 3 273.1 273.4 269.5 277.4 1.52 3 974 557 -1.7 -13.7 39 12.0 -5.1 335 4 273.5 273.7 269.5 277.4 1.36 4 948 772 -0.5 -22.5 17 22.0 -5.7 346 6 276.8 277.0 270.4 278.8 0.66 5 925 968 -1.1 -21.1 20 20.0 -6.0 355 7 278.2 278.3 271.4 280.5 0.77 6 864 1508 -3.7 -22.7 21 19.0 -8.1 359 9 281.0 281.1 272.9 283.1 0.71 7 850 1636 -4.7 -22.7 23 18.0 -8.8 360 9 281.2 281.3 273.1 283.4 0.73 8 745 2662 -11.7 -22.7 40 11.0 -14.0 3 16 284.4 284.6 275.0 286.9 0.83 9 720 2924 -12.9 -21.9 47 9.0 -14.8 4 18 285.9 286.0 276.0 288.7 0.92 10 700 3139 -13.9 -24.9 39 11.0 -16.0 5 19 287.1 287.2 276.3 289.3 0.72 11 569 4684 -21.7 -37.7 22 16.0 -23.6 8 25 295.5 295.5 279.7 296.3 0.26 12 538 5093 -24.7 -41.7 19 17.0 -26.3 9 27 296.6 296.7 280.1 297.3 0.18 13 500 5620 -28.9 -43.9 22 15.0 -30.1 10 29 297.8 297.8 280.6 298.3 0.16 14 400 7190 -38.7 -52.7 21 14.0 -39.4 15 31 304.7 304.7 283.4 305.0 0.07 15 300 9110 -51.9 -63.9 22 12.0 -52.1 15 31 312.2 312.2 286.1 312.3 0.02 16 250 10270 -59.1 -70.1 23 11.0 -59.2 10 33 318.2 318.2 288.2 318.3 0.01 17 213 11269 -61.9 -72.9 22 11.0 -62.0 10 35 328.8 328.8 291.4 328.8 0.01 18 200 11660 -60.3 -71.3 22 11.0 -60.4 10 33 337.3 337.3 293.6 337.3 0.01 19 182 12249 -58.5 -69.5 23 11.0 -58.6 8 32 349.4 349.4 296.5 349.5 0.02 20 150 13460 -58.9 -69.9 23 11.0 -59.1 5 31 368.6 368.6 300.3 368.7 0.02 21 100 16000 -60.1 -73.1 17 13.0 -60.3 350 25 411.6 411.6 306.7 411.7 0.02 22 90 16656 -60.1 -73.1 17 13.0 -60.4 349 24 424.2 424.2 308.2 424.3 0.02 23 70 18220 -60.3 -75.3 12 15.0 -60.7 345 21 455.4 455.4 311.4 455.5 0.02 24 50 20310 -61.5 -77.5 10 16.0 -61.9 325 15 498.6 498.6 314.8 498.7 0.02 25 41 21539 -62.5 -79.5 8 17.0 -63.0 315 16 525.2 525.2 316.6 525.3 0.02 26 30 23480 -60.1 -79.1 7 19.0 -61.0 300 17 580.8 580.8 319.7 581.0 0.03 27 20 26030 -56.5 -76.5 6 20.0 -58.3 285 23 663.2 663.3 323.2 663.7 0.06 28 14 28314 -53.7 -74.7 6 21.0 -56.8 272 27 743.9 744.0 325.8 744.9 0.11 29 10 30510 -47.9 -71.9 5 24.0 -53.9 260 31 840.7 840.9 328.2 843.2 0.23 30 7.4 32516 -43.5 -68.5 5 25.0 -52.7 934.3 934.5 330.2 940.2 0.51 TRP 213 11269 -61.9 -72.9 22 11.0 -62.0 10 35 328.8 328.8 291.4 328.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5273.00 m Freezing level: Surface below freezing Freezing level: 1025.21 mb = 148.53 m = 487.29 ft Freezing level: 1000.00 mb = 347.00 m = 1138.44 ft Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 29.47 % Est. max temperature: 9.57 C = 49.22 F Sfc-Lift cond lev (LCL): 911.68 mb = 1082.76 m = 3552.33 ft T: -1.65 C 700-500 lapse rate: 6.05 C/km ThetaE index: 0.87 C Layer 1000.0- 948.0 mb Conv cond level (CCL): 598.17 mb = 4311.13 m = 14143.95 ft Mean mixing ratio: 1.33 g/kg Conv temperature: 23.11 C = 73.60 F Cap Strength: 16.35 C Lifted Index: 16.78 C Risk: None Lifted Index @300 mb: 24.43 C Lifted Index @700 mb: 10.46 C Showalter Index: 12.33 C Risk: None Total Totals Index: 30.40 C Risk: None Vertical Totals Index: 24.20 C Cross Totals Index: 6.20 C K Index: -9.50 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 3.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.27 J/kg Max Up Vert Vel: 6.82 m/s Conv Inhibition (B-): 60963.12 J/kg Cap Strength: 16.73 C Lift Cond Lev (LCL): 796.18 mb = 2145.24 m = 7038.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 36 at 13 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 1034 80 0 0 -0.0 -0.0 | 216 13 7.7 10.5 1 1000 347 325 3 1.7 -2.5 | 229 12 9.4 8.1 2 925 968 355 7 0.6 -7.0 | 247 9 8.3 3.5 3 850 1636 360 9 -0.0 -9.0 | 259 8 7.7 1.5 4 700 3139 5 19 -1.7 -18.9 | 324 10 6.0 -8.4 5 500 5620 10 29 -5.0 -28.6 | 352 18 2.7 -18.0 6 400 7190 15 31 -8.0 -29.9 | 1 19 -0.3 -19.4 7 300 9110 15 31 -8.0 -29.9 | 1 19 -0.3 -19.4 8 250 10270 10 33 -5.7 -32.5 | 355 22 2.0 -22.0 9 213 11269 10 35 -6.1 -34.5 | 356 24 1.6 -23.9 10 200 11660 10 33 -5.7 -32.5 | 355 22 2.0 -22.0 11 150 13460 5 31 -2.7 -30.9 | 346 21 5.0 -20.4 12 100 16000 350 25 4.3 -24.6 | 320 19 12.0 -14.1 13 70 18220 345 21 5.4 -20.3 | 307 16 13.1 -9.8 14 50 20310 325 15 8.6 -12.3 | 276 16 16.3 -1.8 15 30 23480 300 17 14.7 -8.5 | 265 23 22.4 2.0 16 20 26030 285 23 22.2 -6.0 | 261 30 29.9 4.6 17 10 30510 260 31 30.5 5.4 | 247 41 38.2 15.9 Wind Parameters Mean winds (0-6000m): 6.2 at 17.4 knts Storm direction: 36.2 at 13.0 knts Shear (0-3000m) pos: 2.5 neg: 0.8 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 106.4 deg Storm rel helicity (0-3000m) pos: 42.5 neg: 0.0 tot: 42.5 m^2/s^2 ave: 14.2 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.74 Bulk Shear: 31.46 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 ------------------------------------------------------------------------------- 500 330 3 227 12| 0.0 4.6 4.6| 13.7 0.0 13.7 27.4 0.89| 4.9 4.4 1000 346 4 234 11| 1.8 2.3 4.1| 19.8 0.0 19.8 19.8 0.79| 4.2 3.3 1500 352 6 239 10| 1.7 1.5 3.3| 22.7 0.0 22.7 15.1 0.79| 3.4 2.7 2000 355 7 245 9| 2.1 1.2 3.2| 28.9 0.0 28.9 14.5 0.84| 3.3 2.8 2500 358 8 253 8| 2.4 0.9 3.3| 35.6 0.0 35.6 14.2 0.86| 3.4 2.9 3000 360 10 264 8| 2.5 0.8 3.3| 42.5 0.0 42.5 14.2 0.86| 3.4 2.9 4000 2 12 284 7| 2.5 0.6 3.0| 51.7 0.0 51.7 12.9 0.84| 3.1 2.6 5000 4 15 304 8| 2.4 0.5 2.8| 61.4 0.0 61.4 12.3 0.80| 2.9 2.3 6000 6 17 319 9| 2.2 0.4 2.6| 71.4 0.0 71.4 11.9 0.79| 2.7 2.1 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20251015.12.gif