UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102212.upa.cvt Date: 1200Z 22 OCT 25 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 22 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 1000 30 -1.7 -3.7 86 2.0 -2.4 20 11 271.5 271.9 270.7 279.3 2.90 1 925 644 -6.5 -8.2 88 1.7 -7.0 50 5 272.7 273.0 270.4 278.8 2.22 2 850 1299 -11.7 -12.9 91 1.2 -12.0 60 9 273.9 274.2 270.2 278.6 1.66 3 845 1344 -12.1 -13.4 90 1.3 -12.4 59 9 273.9 274.2 270.2 278.5 1.61 4 763 2118 -16.7 -18.5 86 1.8 -17.1 49 6 277.1 277.3 271.4 280.5 1.16 5 724 2512 -16.7 -18.4 87 1.7 -17.1 43 4 281.3 281.5 273.9 284.9 1.24 6 700 2764 -18.1 -20.0 85 1.9 -18.5 40 3 282.4 282.6 274.4 285.8 1.12 7 625 3603 -23.1 -25.2 83 2.1 -23.4 38 4 286.0 286.2 275.9 288.5 0.79 8 500 5200 -34.5 -36.8 80 2.3 -34.7 35 5 291.0 291.0 277.7 292.0 0.33 9 400 6720 -45.9 -48.4 76 2.5 -46.0 75 9 295.3 295.4 279.4 295.7 0.12 10 351 7578 -52.9 -55.4 74 2.5 -52.9 77 11 297.1 297.1 280.1 297.4 0.06 11 300 8580 -58.1 -60.6 73 2.5 -58.1 80 13 303.4 303.5 282.8 303.6 0.04 12 293 8728 -58.5 -61.0 73 2.5 -58.5 75 9 304.9 304.9 283.4 305.1 0.04 13 279 9035 -58.3 -60.8 73 2.5 -58.3 73 8 309.5 309.5 285.2 309.7 0.04 14 250 9730 -54.3 -56.9 73 2.6 -54.4 70 5 325.3 325.4 290.5 325.6 0.07 15 242 9940 -51.9 -54.6 73 2.7 -52.0 50 4 332.0 332.0 292.3 332.4 0.10 16 200 11180 -50.5 -54.4 63 3.9 -50.7 290 1 352.8 352.8 297.3 353.3 0.12 17 150 13050 -50.9 -57.9 43 7.0 -51.2 280 11 382.4 382.4 302.7 382.8 0.10 18 144 13315 -51.5 -59.5 38 8.0 -51.8 282 10 385.8 385.8 303.2 386.2 0.09 19 118 14605 -52.5 -62.5 29 10.0 -52.9 289 6 406.6 406.6 306.1 406.9 0.07 20 100 15670 -54.5 -65.5 25 11.0 -54.9 295 3 422.4 422.4 308.0 422.7 0.06 21 70 17930 -58.1 -71.1 17 13.0 -58.5 200 7 460.1 460.1 311.8 460.3 0.04 22 50 20030 -62.9 -75.9 16 13.0 -63.3 280 9 495.3 495.3 314.6 495.4 0.03 23 35 22201 -65.3 -79.3 13 14.0 -65.7 217 5 542.2 542.2 317.6 542.3 0.02 24 30 23130 -67.7 -81.7 12 14.0 -68.0 190 3 560.1 560.1 318.6 560.2 0.02 25 20 25570 -68.7 -82.7 12 14.0 -69.1 175 23 625.9 625.9 321.7 626.0 0.02 26 18 26199 -69.9 -83.9 11 14.0 -70.3 641.2 641.3 322.3 641.4 0.02 27 13 28155 -66.1 -80.1 12 14.0 -67.0 716.9 717.0 325.0 717.4 0.05 28 11 29163 -67.9 -81.9 12 14.0 -68.7 745.5 745.5 325.8 745.9 0.04 TRP 293 8728 -58.5 -61.0 73 2.5 -58.5 75 9 304.9 304.9 283.4 305.1 0.04 WND Sounding variables and indices 1000-500 mb thick: 5170.39 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 84.96 % Est. max temperature: 0.74 C = 33.33 F Sfc-Lift cond lev (LCL): 969.02 mb = 277.65 m = 910.91 ft T: -3.64 C 700-500 lapse rate: 6.73 C/km ThetaE index: 0.86 C Layer 925.0- 763.0 mb Conv cond level (CCL): 916.06 mb = 719.19 m = 2359.53 ft Mean mixing ratio: 2.45 g/kg Conv temperature: -0.34 C = 31.38 F Cap Strength: 7.44 C Lifted Index: 10.22 C Risk: None Lifted Index @300 mb: 17.35 C Lifted Index @700 mb: 5.32 C Showalter Index: 10.54 C Risk: None Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.80 C Cross Totals Index: 21.60 C K Index: 8.00 Risk: None Sweat Index: 23.00 Risk: None Energy Index: 2.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.81 J/kg Max Up Vert Vel: 3.10 m/s Conv Inhibition (B-): 61939.20 J/kg Cap Strength: 10.15 C Lift Cond Lev (LCL): 923.65 mb = 655.34 m = 2150.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 75 at 4 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 1000 30 20 11 -3.8 -10.3 | 359 9 0.2 -9.3 1 1000 29 20 11 -3.8 -10.3 | 359 9 0.2 -9.3 2 925 644 50 5 -3.8 -3.2 | 356 2 0.1 -2.1 3 850 1299 60 9 -7.8 -4.5 | 48 5 -3.8 -3.4 4 700 2764 40 3 -1.9 -2.3 | 301 2 2.0 -1.2 5 500 5200 35 5 -2.9 -4.1 | 340 3 1.1 -3.0 6 400 6720 75 9 -8.7 -2.3 | 75 5 -4.7 -1.3 7 300 8580 80 13 -12.8 -2.3 | 82 9 -8.8 -1.2 8 293 8728 75 9 -8.7 -2.3 | 75 5 -4.7 -1.3 9 250 9730 70 5 -4.7 -1.7 | 49 1 -0.7 -0.6 10 200 11180 290 1 0.9 -0.3 | 262 5 4.9 0.7 11 150 13050 280 11 10.8 -1.9 | 273 15 14.8 -0.8 12 100 15670 295 3 2.7 -1.3 | 272 7 6.7 -0.2 13 70 17930 200 7 2.4 6.6 | 220 10 6.4 7.6 14 50 20030 280 9 8.9 -1.6 | 272 13 12.8 -0.5 15 30 23130 190 3 0.5 3.0 | 228 6 4.5 4.0 16 20 25570 175 23 -2.0 22.9 | 185 24 2.0 24.0 Wind Parameters Mean winds (0-6000m): 45.0 at 5.5 knts Storm direction: 75.0 at 4.1 knts Shear (0-3000m) pos: 1.1 neg: 0.9 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -52.3 deg Storm rel helicity (0-3000m) pos: 4.6 neg: -4.5 tot: 0.2 m^2/s^2 ave: 0.1 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 3.0 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.52 Bulk Shear: 1.91 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 27 9 359 7| 6.2 0.0 6.2| 2.1 -0.1 2.0 4.0 0.16| 6.3 1.0 1000 37 7 5 5| 3.4 0.0 3.4| 3.5 -0.4 3.1 3.1 0.25| 4.9 1.2 1500 45 8 19 5| 2.3 0.0 2.3| 4.5 -1.1 3.4 2.3 0.23| 4.1 0.9 2000 48 7 21 4| 1.7 0.6 2.3| 4.5 -2.6 1.9 0.9 0.08| 3.7 0.3 2500 48 7 19 4| 1.4 0.9 2.3| 4.5 -3.9 0.6 0.2 -0.06| 3.4 -0.2 3000 48 6 14 3| 1.1 0.9 2.0| 4.6 -4.5 0.2 0.1 -0.10| 3.0 -0.3 4000 47 6 4 3| 0.9 0.6 1.4| 5.2 -4.5 0.7 0.2 -0.05| 2.4 -0.1 5000 45 5 357 3| 0.7 0.4 1.1| 5.7 -4.5 1.2 0.2 -0.01| 2.0 -0.0 6000 45 5 358 3| 0.7 0.3 1.1| 8.5 -4.5 4.0 0.7 0.14| 1.9 0.3 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251022.12.gif