UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for U1946... Searching the city database file for: U1946 ... Date:0000Z 17 OCT 25 Station: U1946 WMO ident: 21946 Latitude: 70.62 Longitude: 147.90 ------------------------------------------------------------------------------- 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 1009 40 -7.7 -8.7 93 1.0 -8.0 310 23 264.8 265.1 264.6 270.0 1.96 1 1000 110 -8.9 -11.3 83 2.4 -9.5 300 31 264.2 264.5 263.6 268.6 1.61 2 990 188 -9.3 -11.7 83 2.4 -9.9 301 30 264.6 264.9 263.9 268.9 1.57 3 969 354 -7.7 -9.5 87 1.8 -8.2 304 29 267.9 268.2 266.7 273.1 1.92 4 925 715 -9.5 -12.7 77 3.2 -10.3 310 27 269.6 269.8 267.3 273.9 1.55 5 908 858 -9.9 -13.1 77 3.2 -10.7 312 26 270.6 270.9 268.0 274.9 1.53 6 850 1363 -14.3 -16.6 83 2.3 -14.8 320 21 271.2 271.4 267.8 274.6 1.23 7 848 1381 -14.5 -16.8 83 2.3 -15.0 320 21 271.1 271.3 267.7 274.6 1.21 8 836 1489 -12.7 -14.9 84 2.2 -13.2 320 22 274.1 274.4 270.1 278.2 1.44 9 814 1694 -9.1 -18.1 48 9.0 -11.3 321 24 280.1 280.3 273.1 283.4 1.13 10 786 1964 -9.5 -29.5 18 20.0 -13.0 322 27 282.4 282.5 273.3 283.8 0.42 11 711 2734 -11.9 -28.9 23 17.0 -15.0 325 34 288.0 288.1 276.5 289.6 0.49 12 700 2853 -12.7 -29.7 23 17.0 -15.7 325 35 288.4 288.5 276.6 289.9 0.46 13 603 3976 -19.9 -30.9 37 11.0 -21.5 332 34 292.7 292.8 278.7 294.2 0.48 14 580 4264 -20.7 -29.7 44 9.0 -22.1 333 34 295.0 295.1 279.9 296.8 0.56 15 562 4497 -21.1 -31.1 40 10.0 -22.6 335 34 297.2 297.3 280.8 298.9 0.51 16 526 4982 -25.1 -37.1 32 12.0 -26.5 338 33 298.1 298.1 281.0 299.1 0.30 17 500 5350 -26.1 -38.1 31 12.0 -27.5 340 33 301.2 301.3 282.3 302.2 0.29 18 448 6135 -29.9 -45.9 20 16.0 -31.2 333 36 306.0 306.1 284.0 306.6 0.14 19 400 6930 -35.3 -53.3 14 18.0 -36.2 325 40 309.1 309.1 285.1 309.4 0.07 20 384 7214 -37.7 -56.7 12 19.0 -38.5 325 40 309.6 309.6 285.2 309.8 0.05 21 332 8205 -44.9 -61.9 13 17.0 -45.3 325 40 312.9 312.9 286.4 313.0 0.03 22 310 8663 -46.9 -62.9 14 16.0 -47.3 325 40 316.3 316.3 287.5 316.4 0.03 23 300 8880 -48.7 -64.7 14 16.0 -49.0 325 40 316.7 316.7 287.7 316.8 0.02 24 250 10060 -56.5 -70.5 16 14.0 -56.6 325 38 322.1 322.1 289.4 322.1 0.01 25 229 10610 -60.5 -74.5 14 14.0 -60.6 325 32 324.2 324.2 290.0 324.2 0.01 26 224 10747 -60.9 -74.9 14 14.0 -61.0 325 31 325.6 325.6 290.5 325.6 0.01 27 200 11450 -60.9 -74.9 14 14.0 -61.0 315 23 336.3 336.3 293.4 336.4 0.01 28 196 11576 -60.9 -74.9 14 14.0 -61.0 319 23 338.3 338.3 293.9 338.3 0.01 29 185 11939 -56.1 -70.1 16 14.0 -56.3 330 21 351.7 351.7 297.0 351.8 0.02 30 150 13280 -53.5 -68.5 14 15.0 -53.9 10 17 377.9 377.9 301.9 378.0 0.03 31 135 13957 -52.1 -68.1 13 16.0 -52.6 7 15 391.9 391.9 304.1 392.1 0.03 32 100 15890 -52.5 -72.5 7 20.0 -53.2 360 9 426.3 426.3 308.4 426.4 0.02 33 90 16567 -54.1 -74.1 7 20.0 -54.7 311 8 436.1 436.1 309.5 436.2 0.02 34 77 17574 -51.1 -74.1 5 23.0 -52.1 239 6 462.3 462.3 312.0 462.4 0.02 35 70 18190 -53.3 -76.3 4 23.0 -54.2 195 5 470.4 470.4 312.7 470.5 0.02 36 67 18473 -53.3 -76.3 4 23.0 -54.2 198 6 476.3 476.3 313.1 476.4 0.02 37 50 20360 -53.7 -77.7 4 24.0 -54.8 215 9 516.9 516.9 316.1 517.0 0.02 38 43 21324 -56.1 -80.1 3 24.0 -57.1 533.8 533.8 317.2 533.9 0.02 39 43 21324 -55.9 -79.9 3 24.0 -56.9 534.3 534.3 317.2 534.4 0.02 40 39 21948 -54.3 -78.3 4 24.0 -55.6 553.5 553.5 318.3 553.6 0.02 41 38 22114 -53.9 -77.9 4 24.0 -55.3 558.6 558.6 318.6 558.8 0.02 TRP 224 10747 -60.9 -74.9 14 14.0 -61.0 325 31 325.6 325.6 290.5 325.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5240.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 45.59 % Est. max temperature: -1.37 C = 29.53 F Sfc-Lift cond lev (LCL): 992.86 mb = 165.49 m = 542.92 ft T: -9.19 C 700-500 lapse rate: 5.37 C/km ThetaE index: 1.43 C Layer 1000.0- 990.0 mb Conv cond level (CCL): 875.60 mb = 1136.05 m = 3727.15 ft Mean mixing ratio: 1.70 g/kg Conv temperature: -1.52 C = 29.26 F Cap Strength: 21.76 C Lifted Index: 23.92 C Risk: None Lifted Index @300 mb: 31.50 C Lifted Index @700 mb: 15.93 C Showalter Index: 22.04 C Risk: None Total Totals Index: 21.30 C Risk: None Vertical Totals Index: 11.80 C Cross Totals Index: 9.50 C K Index: -21.80 Risk: None Sweat Index: 75.00 Risk: None Energy Index: 5.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.24 J/kg Max Up Vert Vel: 7.24 m/s Conv Inhibition (B-): 45151.36 J/kg Cap Strength: 23.85 C Lift Cond Lev (LCL): 921.13 mb = 747.39 m = 2452.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 357 at 23 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 1009 40 310 23 17.6 -14.8 | 243 18 16.2 8.4 1 1000 110 300 31 26.8 -15.5 | 253 27 25.4 7.7 2 925 715 310 27 20.7 -17.4 | 253 20 19.3 5.8 3 850 1363 320 21 13.5 -16.1 | 240 14 12.1 7.1 4 700 2853 325 35 20.1 -28.7 | 286 19 18.7 -5.5 5 500 5350 340 33 11.3 -31.0 | 308 13 9.9 -7.8 6 400 6930 325 40 22.9 -32.8 | 294 24 21.5 -9.6 7 300 8880 325 40 22.9 -32.8 | 294 24 21.5 -9.6 8 250 10060 325 38 21.8 -31.1 | 291 22 20.4 -8.0 9 224 10747 325 31 17.8 -25.4 | 278 17 16.4 -2.2 10 200 11450 315 23 16.3 -16.3 | 245 16 14.9 6.9 11 150 13280 10 17 -3.0 -16.7 | 146 8 -4.4 6.4 12 100 15890 360 9 -0.0 -9.0 | 174 14 -1.4 14.2 13 70 18190 195 5 1.3 4.8 | 180 28 -0.1 28.0 14 50 20360 215 9 5.2 7.4 | 187 31 3.8 30.5 Wind Parameters Mean winds (0-6000m): 326.5 at 31.0 knts Storm direction: 356.5 at 23.2 knts Shear (0-3000m) pos: 2.1 neg: 0.9 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 45.1 deg Storm rel helicity (0-3000m) pos: 80.3 neg: -17.2 tot: 63.1 m^2/s^2 ave: 21.0 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 2.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.35 Bulk Shear: 19.50 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 ------------------------------------------------------------------------------- 500 303 29 253 24| 0.0 5.5 5.5| 24.6 -0.2 24.4 48.9 0.32| 13.7 4.4 1000 307 28 253 22| 2.8 2.7 5.6| 24.6 -8.7 15.9 15.9 0.14| 9.7 1.3 1500 310 26 251 20| 2.8 1.8 4.6| 30.2 -17.2 13.0 8.7 0.08| 8.1 0.7 2000 313 26 252 18| 1.9 1.4 3.3| 48.0 -17.2 30.8 15.4 0.23| 7.3 1.7 2500 315 26 256 18| 2.0 1.1 3.1| 66.3 -17.2 49.1 19.6 0.32| 6.8 2.2 3000 317 28 261 18| 2.1 0.9 3.0| 80.3 -17.2 63.1 21.0 0.37| 6.3 2.3 4000 321 29 268 17| 1.9 0.7 2.6| 91.3 -17.2 74.1 18.5 0.39| 5.2 2.1 5000 324 30 275 16| 1.8 0.5 2.3|100.8 -17.2 83.5 16.7 0.42| 4.5 1.9 6000 327 31 280 16| 1.5 0.8 2.3|103.3 -24.1 79.3 13.2 0.35| 4.3 1.5 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251017.00.gif