UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101400.upa.cvt Date: 0000Z 14 OCT 25 Searching for U1946... Searching the city database file for: U1946 ... Date:0000Z 14 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 ------------------------------------------------------------------------------- 0 1000 27 290 23 SFC 998 43 -3.7 -3.7 100 0.0 -3.7 290 23 269.6 270.1 269.5 277.4 2.91 2 968 283 -5.3 -6.5 91 1.2 -5.7 296 29 270.4 270.8 269.2 276.9 2.42 3 925 641 -4.5 -5.7 91 1.2 -4.9 305 38 274.7 275.2 272.4 282.2 2.70 4 850 1306 -4.7 -5.9 91 1.2 -5.1 300 36 281.2 281.7 276.3 289.4 2.89 5 802 1763 -5.5 -6.8 91 1.3 -6.0 300 35 285.1 285.6 278.3 293.3 2.86 6 700 2822 -9.5 -10.9 90 1.4 -9.9 300 33 292.0 292.4 280.9 299.1 2.38 7 682 3023 -10.5 -12.0 89 1.5 -11.0 300 34 293.0 293.4 281.2 299.8 2.23 8 500 5350 -24.3 -26.6 81 2.3 -24.7 305 40 303.4 303.6 283.9 306.3 0.87 9 488 5526 -25.5 -27.9 80 2.4 -25.9 306 40 304.1 304.2 284.1 306.7 0.79 10 484 5586 -23.7 -26.0 81 2.3 -24.1 306 40 307.0 307.2 285.4 310.1 0.95 11 400 6950 -32.1 -34.5 79 2.4 -32.4 310 38 313.3 313.4 287.1 315.1 0.51 12 310 8710 -43.5 -46.3 74 2.8 -43.7 310 36 321.0 321.1 289.3 321.8 0.19 13 300 8930 -45.5 -48.4 72 2.9 -45.6 310 36 321.2 321.3 289.3 321.8 0.16 14 273 9551 -50.7 -53.6 71 2.9 -50.8 310 39 322.5 322.5 289.6 322.8 0.09 15 250 10120 -54.3 -57.3 69 3.0 -54.4 310 42 325.3 325.4 290.5 325.6 0.07 16 200 11520 -63.1 -66.1 67 3.0 -63.1 315 44 332.8 332.8 292.5 332.9 0.03 17 192 11770 -64.1 -67.3 65 3.2 -64.1 315 42 335.1 335.1 293.1 335.2 0.02 18 182 12097 -63.5 -66.7 65 3.2 -63.6 317 36 341.3 341.3 294.7 341.4 0.03 19 171 12487 -53.7 -57.0 67 3.3 -53.8 320 28 363.7 363.7 299.5 364.1 0.10 20 163 12796 -51.5 -54.6 69 3.1 -51.7 322 23 372.4 372.4 301.1 373.0 0.14 21 150 13330 -55.1 -58.4 67 3.3 -55.2 325 13 375.1 375.2 301.5 375.6 0.10 22 148 13415 -55.5 -58.8 67 3.3 -55.6 326 13 375.9 375.9 301.6 376.3 0.09 23 132 14148 -52.5 -55.8 67 3.3 -52.7 336 10 393.7 393.8 304.5 394.5 0.15 24 100 15940 -52.3 -55.8 66 3.5 -52.5 360 5 426.7 426.7 308.6 427.7 0.20 25 70 18250 -51.9 -55.5 65 3.6 -52.2 290 3 473.4 473.4 313.1 475.1 0.29 26 64 18831 -51.1 -54.7 65 3.6 -51.5 266 4 487.4 487.5 314.2 489.5 0.36 27 50 20440 -49.9 -53.5 66 3.6 -50.5 200 7 525.9 526.0 316.9 529.2 0.53 28 36 22574 -52.9 -56.2 67 3.3 -53.4 569.9 570.1 319.3 573.6 0.53 29 36 22574 -52.1 -55.3 68 3.2 -52.7 572.0 572.2 319.5 576.1 0.59 30 31 23544 -51.3 -54.6 68 3.3 -52.0 599.1 599.4 320.8 604.6 0.74 TRP 192 11770 -64.1 -67.3 65 3.2 -64.1 315 42 335.1 335.1 293.1 335.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5323.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.51 inches Sfc-500 mean rel hum: 88.27 % Est. max temperature: 8.07 C = 46.52 F Sfc-Lift cond lev (LCL): 997.78 mb = 44.60 m = 146.32 ft T: -3.71 C 700-500 lapse rate: 5.85 C/km ThetaE index: 0.48 C Layer 968.0- 925.0 mb Conv cond level (CCL): 697.47 mb = 2849.94 m = 9350.10 ft Mean mixing ratio: 2.64 g/kg Conv temperature: 18.79 C = 65.82 F Cap Strength: 13.80 C Lifted Index: 19.68 C Risk: None Lifted Index @300 mb: 29.25 C Lifted Index @700 mb: 13.21 C Showalter Index: 12.36 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 18.40 C K Index: 12.30 Risk: None Sweat Index: 112.00 Risk: None Energy Index: 3.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.76 J/kg Max Up Vert Vel: 7.71 m/s Conv Inhibition (B-): 50177.68 J/kg Cap Strength: 19.62 C Lift Cond Lev (LCL): 931.30 mb = 587.62 m = 1927.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 332 at 27 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 ---------------------------------------------------------- 0 998 43 290 23 21.6 -7.9 | 210 18 9.1 15.9 1 925 641 305 38 31.1 -21.8 | 264 19 18.6 2.0 2 850 1306 300 36 31.2 -18.0 | 253 20 18.6 5.8 3 700 2822 300 33 28.6 -16.5 | 246 18 16.1 7.3 4 500 5350 305 40 32.8 -22.9 | 268 20 20.2 0.8 5 400 6950 310 38 29.1 -24.4 | 272 17 16.6 -0.7 6 300 8930 310 36 27.6 -23.1 | 268 15 15.1 0.6 7 250 10120 310 42 32.2 -27.0 | 279 20 19.6 -3.2 8 200 11520 315 44 31.1 -31.1 | 292 20 18.6 -7.3 9 192 11770 315 42 29.7 -29.7 | 289 18 17.2 -5.9 10 150 13330 325 13 7.5 -10.6 | 159 14 -5.1 13.1 11 100 15940 360 5 -0.0 -5.0 | 146 23 -12.5 18.8 12 70 18250 290 3 2.8 -1.0 | 157 25 -9.7 22.7 13 50 20440 200 7 2.4 6.6 | 162 32 -10.1 30.4 Wind Parameters Mean winds (0-6000m): 302.2 at 35.8 knts Storm direction: 332.2 at 26.9 knts Shear (0-3000m) pos: 2.4 neg: 0.4 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 38.0 deg Storm rel helicity (0-3000m) pos: 81.9 neg: -29.8 tot: 52.2 m^2/s^2 ave: 17.4 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 2.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.61 Bulk Shear: 6.46 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 ------------------------------------------------------------------------------- 500 298 29 233 17| 14.4 0.0 14.4| 65.4 0.0 65.4 130.9 0.99| 14.5 14.4 1000 301 33 248 17| 7.2 0.7 7.9| 79.2 -11.3 67.9 67.9 0.76| 9.9 7.5 1500 301 34 250 18| 4.8 0.5 5.3| 79.2 -20.4 58.8 39.2 0.60| 7.3 4.4 2000 301 34 250 18| 3.6 0.5 4.1| 79.2 -24.2 55.0 27.5 0.54| 5.7 3.1 2500 301 34 250 18| 2.9 0.5 3.4| 79.2 -27.9 51.3 20.5 0.49| 4.8 2.3 3000 301 34 249 18| 2.4 0.4 2.9| 81.9 -29.8 52.2 17.4 0.47| 4.2 2.0 4000 301 34 250 18| 2.2 0.3 2.5| 95.8 -29.8 66.1 16.5 0.53| 3.5 1.8 5000 301 35 252 18| 2.1 0.3 2.3|110.2 -29.8 80.5 16.1 0.57| 3.1 1.8 6000 302 36 255 18| 1.8 0.2 2.0|118.2 -29.8 88.4 14.7 0.57| 2.8 1.6 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251014.00.gif