UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 13 OCT 25 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 1020 28 -1.1 -3.8 82 2.7 -2.1 250 9 270.5 271.0 270.0 278.2 2.82 1 1000 186 -1.9 -5.6 76 3.7 -3.2 280 11 271.2 271.7 270.0 278.1 2.51 2 925 799 -7.5 -10.4 80 2.9 -8.3 305 7 271.6 271.9 269.2 276.8 1.87 3 896 1046 -9.9 -11.7 87 1.8 -10.4 294 8 271.6 271.9 269.0 276.5 1.74 4 875 1230 -7.3 -12.2 68 4.9 -8.7 285 8 276.2 276.5 271.8 281.1 1.71 5 857 1392 -7.7 -16.7 48 9.0 -9.9 278 9 277.4 277.6 271.7 280.9 1.21 6 850 1456 -7.7 -17.7 45 10.0 -10.1 275 9 278.1 278.3 271.9 281.3 1.12 7 765 2273 -8.5 -25.5 24 17.0 -12.0 272 12 285.7 285.8 275.5 287.7 0.63 8 759 2334 -8.7 -25.7 24 17.0 -12.2 272 12 286.2 286.3 275.7 288.1 0.62 9 700 2956 -12.3 -28.3 25 16.0 -15.2 270 15 288.9 289.0 276.9 290.5 0.53 10 578 4391 -21.7 -35.7 27 14.0 -23.5 264 17 294.1 294.2 279.1 295.2 0.31 11 500 5440 -29.7 -44.7 22 15.0 -30.9 260 19 296.8 296.9 280.1 297.3 0.14 12 400 6990 -41.9 -49.9 41 8.0 -42.2 290 21 300.5 300.6 281.7 300.9 0.10 13 367 7569 -46.9 -53.9 45 7.0 -47.1 293 24 301.4 301.4 282.0 301.6 0.07 14 319 8486 -53.7 -59.7 48 6.0 -53.8 298 29 304.3 304.3 283.1 304.4 0.04 15 300 8880 -55.9 -61.9 47 6.0 -56.0 300 31 306.6 306.6 284.1 306.7 0.03 16 297 8944 -56.3 -62.3 47 6.0 -56.4 305 31 306.9 306.9 284.2 307.0 0.03 17 279 9341 -56.5 -62.5 47 6.0 -56.6 305 29 312.1 312.1 286.1 312.2 0.03 18 250 10040 -54.5 -60.5 47 6.0 -54.6 305 25 325.0 325.1 290.3 325.2 0.04 19 200 11470 -53.9 -60.9 42 7.0 -54.1 290 33 347.4 347.4 296.1 347.6 0.05 20 194 11667 -52.7 -59.7 42 7.0 -52.9 289 33 352.4 352.4 297.2 352.6 0.06 21 150 13340 -50.9 -59.9 34 9.0 -51.3 280 29 382.4 382.4 302.7 382.7 0.08 22 128 14367 -51.5 -62.5 26 11.0 -52.0 280 27 399.0 399.0 305.1 399.4 0.07 23 100 15960 -52.9 -64.9 22 12.0 -53.4 280 25 425.5 425.5 308.4 425.8 0.06 24 80 17393 -55.1 -68.1 18 13.0 -55.6 283 17 449.0 449.0 310.8 449.3 0.05 25 72 18069 -53.7 -66.7 19 13.0 -54.4 285 14 465.7 465.8 312.3 466.1 0.07 26 70 18250 -54.1 -67.1 19 13.0 -54.8 285 13 468.6 468.7 312.5 469.0 0.07 27 52 20133 -60.5 -73.5 17 13.0 -60.9 342 8 495.3 495.3 314.7 495.5 0.04 28 50 20380 -57.1 -71.1 15 14.0 -57.8 350 7 508.9 508.9 315.6 509.2 0.05 29 32 23155 -63.1 -77.1 13 14.0 -63.6 333 14 562.1 562.2 318.8 562.4 0.03 30 30 23550 -63.7 -77.7 13 14.0 -64.2 330 15 571.0 571.0 319.2 571.2 0.03 31 20 26050 -62.9 -76.9 13 14.0 -63.7 315 19 643.6 643.7 322.4 644.1 0.05 32 14 28241 -63.9 -77.9 13 14.0 -64.9 709.4 709.4 324.7 709.9 0.07 TRP 297 8944 -56.3 -62.3 47 6.0 -56.4 305 31 306.9 306.9 284.2 307.0 0.03 WND Sounding variables and indices 1000-500 mb thick: 5254.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 39.29 % Est. max temperature: 4.96 C = 40.92 F Sfc-Lift cond lev (LCL): 977.70 mb = 363.34 m = 1192.04 ft T: -3.52 C 700-500 lapse rate: 7.00 C/km ThetaE index: 1.66 C Layer 1000.0- 875.0 mb Conv cond level (CCL): 917.98 mb = 858.13 m = 2815.36 ft Mean mixing ratio: 2.27 g/kg Conv temperature: 0.04 C = 32.07 F Cap Strength: 14.96 C Lifted Index: 16.16 C Risk: None Lifted Index @300 mb: 20.55 C Lifted Index @700 mb: 12.23 C Showalter Index: 13.17 C Risk: None Total Totals Index: 34.00 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 12.00 C K Index: -11.70 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 3.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.68 J/kg Max Up Vert Vel: 2.32 m/s Conv Inhibition (B-): 2.97 J/kg Cap Strength: 16.11 C Lift Cond Lev (LCL): 921.99 mb = 824.29 m = 2704.34 ft Lev Free Conv (LFC): 906.99 mb = 951.54 m = 3121.82 ft Equ Level (EL): 896.99 mb = 1037.55 m = 3403.99 ft B at Equ Level: 1.99 J/kg Max Parcel Lev (MPL): 886.99 mb = 1124.55 m = 3689.42 ft Wind level data Storm motion: 299 at 11 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 1020 28 250 9 8.5 3.1 | 175 8 -0.8 8.2 1 1000 186 280 11 10.8 -1.9 | 206 4 1.6 3.2 2 925 799 305 7 5.7 -4.0 | 108 4 -3.5 1.1 3 850 1456 275 9 9.0 -0.8 | 177 4 -0.3 4.4 4 700 2956 270 15 15.0 -0.0 | 228 8 5.8 5.1 5 500 5440 260 19 18.7 3.3 | 228 13 9.5 8.4 6 400 6990 290 21 19.7 -7.2 | 281 11 10.5 -2.0 7 300 8880 300 31 26.8 -15.5 | 300 20 17.6 -10.4 8 297 8944 305 31 25.4 -17.8 | 308 21 16.2 -12.6 9 250 10040 305 25 20.5 -14.3 | 309 15 11.2 -9.2 10 200 11470 290 33 31.0 -11.3 | 286 23 21.8 -6.1 11 150 13340 280 29 28.6 -5.0 | 270 19 19.3 0.1 12 100 15960 280 25 24.6 -4.3 | 267 15 15.4 0.8 13 70 18250 285 13 12.6 -3.4 | 242 4 3.3 1.8 14 50 20380 350 7 1.2 -6.9 | 78 8 -8.0 -1.8 15 30 23550 330 15 7.5 -13.0 | 12 8 -1.7 -7.8 16 20 26050 315 19 13.4 -13.4 | 333 9 4.2 -8.3 Wind Parameters Mean winds (0-6000m): 269.1 at 14.1 knts Storm direction: 299.1 at 10.6 knts Shear (0-3000m) pos: 1.1 neg: 1.5 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 53.8 deg Storm rel helicity (0-3000m) pos: 14.3 neg: -2.3 tot: 12.0 m^2/s^2 ave: 4.0 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.90 Bulk Shear: 2.97 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 ------------------------------------------------------------------------------- 500 280 10 189 3| 6.8 0.0 6.8| 4.3 -1.4 2.9 5.9 0.06| 9.0 0.5 1000 288 9 161 3| 3.3 0.0 3.3| 5.3 -2.3 3.0 3.0 0.02| 6.3 0.1 1500 286 9 163 3| 2.2 1.1 3.3| 7.9 -2.3 5.6 3.7 0.20| 5.3 1.1 2000 282 9 173 3| 1.7 1.3 2.9| 10.2 -2.3 7.9 4.0 0.29| 4.5 1.3 2500 280 10 186 4| 1.3 1.4 2.7| 12.5 -2.3 10.2 4.1 0.34| 4.0 1.4 3000 277 10 197 4| 1.1 1.5 2.6| 14.3 -2.3 12.0 4.0 0.35| 3.7 1.3 4000 274 12 210 5| 0.8 1.4 2.2| 14.6 -2.3 12.3 3.1 0.33| 3.0 1.0 5000 271 13 218 6| 0.7 1.3 2.0| 14.6 -2.6 12.0 2.4 0.30| 2.6 0.8 6000 269 14 222 7| 0.8 1.1 1.9| 26.6 -2.9 23.6 3.9 0.37| 2.6 1.0 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251013.12.gif