UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112612.upa.cvt Date: 1200Z 26 NOV 25 Searching for U4641... Searching the city database file for: U4641 ... Date:1200Z 26 NOV 25 Station: U4641 WMO ident: 24641 Latitude: 63.77 Longitude: 121.62 ------------------------------------------------------------------------------- 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 1008 113 -32.1 -35.4 72 3.3 -32.3 220 3 240.5 240.5 240.4 241.0 0.19 1 1000 169 -32.3 -36.4 67 4.1 -32.5 230 3 240.9 240.9 240.7 241.3 0.17 2 950 529 -34.3 -38.3 67 4.0 -34.5 227 8 242.4 242.4 242.0 242.8 0.15 3 943 581 -32.5 -36.5 67 4.0 -32.7 226 9 244.7 244.7 244.3 245.2 0.18 4 926 709 -30.9 -34.7 69 3.8 -31.2 225 11 247.6 247.7 247.0 248.2 0.22 5 925 717 -30.7 -34.5 69 3.8 -30.9 225 11 247.9 248.0 247.3 248.5 0.22 6 915 795 -27.5 -31.4 69 3.9 -27.8 221 11 252.0 252.0 251.1 252.8 0.30 7 901 906 -26.7 -30.3 72 3.6 -27.0 214 11 253.9 254.0 252.8 254.9 0.34 8 887 1020 -21.7 -25.1 74 3.4 -22.1 208 11 260.2 260.3 258.5 261.8 0.56 9 850 1335 -20.9 -23.6 79 2.7 -21.3 190 11 264.3 264.4 261.9 266.1 0.67 10 844 1387 -20.9 -23.6 79 2.7 -21.3 190 11 264.8 264.9 262.3 266.7 0.67 11 825 1556 -20.5 -23.7 75 3.2 -21.0 189 12 266.9 267.1 263.9 268.9 0.68 12 746 2294 -25.7 -31.7 57 6.0 -26.3 187 16 269.1 269.1 264.7 270.2 0.36 13 700 2754 -27.1 -35.1 47 8.0 -27.8 185 19 272.5 272.5 266.9 273.3 0.28 14 696 2795 -27.3 -35.3 47 8.0 -28.0 185 19 272.7 272.7 267.0 273.5 0.27 15 679 2973 -27.5 -35.5 46 8.0 -28.2 183 20 274.4 274.5 268.2 275.3 0.27 16 578 4111 -36.1 -40.2 66 4.1 -36.4 171 22 277.3 277.3 269.9 277.9 0.20 17 500 5100 -44.1 -48.7 60 4.6 -44.2 160 25 279.3 279.3 270.9 279.6 0.09 18 426 6155 -52.9 -57.4 58 4.5 -52.9 160 26 281.1 281.1 271.9 281.3 0.04 19 400 6560 -55.1 -59.4 59 4.3 -55.2 160 27 283.4 283.4 273.2 283.5 0.03 20 378 6918 -57.3 -61.7 57 4.4 -57.3 165 25 285.1 285.1 274.1 285.2 0.03 21 300 8360 -61.3 -65.6 57 4.3 -61.3 185 15 298.9 298.9 280.9 299.0 0.02 22 285 8678 -62.5 -66.8 56 4.3 -62.6 186 15 301.6 301.6 282.0 301.7 0.02 23 259 9270 -62.1 -66.4 56 4.3 -62.1 189 15 310.6 310.6 285.5 310.7 0.02 24 250 9490 -60.3 -64.5 58 4.2 -60.3 190 15 316.4 316.4 287.6 316.5 0.03 25 232 9954 -58.9 -63.4 56 4.5 -59.0 188 14 325.4 325.4 290.4 325.5 0.03 26 200 10880 -58.7 -63.5 54 4.8 -58.8 185 11 339.8 339.8 294.3 340.0 0.04 27 150 12680 -60.1 -66.1 45 6.0 -60.2 200 9 366.5 366.5 299.9 366.7 0.04 28 107 14781 -60.7 -68.7 34 8.0 -60.9 221 14 402.6 402.6 305.6 402.8 0.03 29 100 15200 -62.3 -70.3 33 8.0 -62.4 225 15 407.4 407.4 306.2 407.5 0.03 30 75 16961 -67.1 -75.1 31 8.0 -67.2 205 13 432.2 432.2 309.1 432.3 0.02 31 70 17380 -65.3 -74.3 28 9.0 -65.5 200 13 444.7 444.7 310.4 444.8 0.02 32 67 17646 -65.3 -74.3 28 9.0 -65.5 197 14 450.3 450.3 310.9 450.4 0.02 33 50 19410 -68.3 -78.3 22 10.0 -68.5 180 23 482.5 482.5 313.7 482.6 0.02 34 49 19531 -68.5 -78.5 22 10.0 -68.7 180 23 484.9 484.9 313.8 485.0 0.02 35 37 21226 -65.3 -75.3 24 10.0 -65.6 186 29 533.6 533.6 317.2 533.9 0.04 36 31 22294 -68.9 -78.9 22 10.0 -69.1 189 32 551.6 551.6 318.2 551.8 0.03 37 30 22490 -68.1 -78.1 23 10.0 -68.4 190 33 559.0 559.0 318.6 559.2 0.03 38 25 23588 -66.9 -77.9 20 11.0 -67.3 592.4 592.4 320.3 592.6 0.04 TRP 300 8360 -61.3 -65.6 57 4.3 -61.3 185 15 298.9 298.9 280.9 299.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 4931.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 62.64 % Est. max temperature: -9.19 C = 15.46 F Sfc-Lift cond lev (LCL): 952.85 mb = 507.91 m = 1666.34 ft T: -34.18 C 700-500 lapse rate: 7.25 C/km ThetaE index: 0.00 C Layer 1008.0-119422827978414792822210217115648.0 mb Conv cond level (CCL): 523.16 mb = 4791.13 m = 15718.73 ft Mean mixing ratio: 0.19 g/kg Conv temperature: 6.17 C = 43.11 F Cap Strength: 27.86 C Lifted Index: 28.36 C Risk: None Lifted Index @300 mb: 38.41 C Lifted Index @700 mb: 25.18 C Showalter Index: 10.90 C Risk: None Total Totals Index: 43.70 C Risk: None Vertical Totals Index: 23.20 C Cross Totals Index: 20.50 C K Index: -8.40 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 2.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 47.30 J/kg Max Up Vert Vel: 9.73 m/s Conv Inhibition (B-): 55475.95 J/kg Cap Strength: 28.31 C Lift Cond Lev (LCL): 898.38 mb = 927.28 m = 3042.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 205 at 14 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 1008 113 220 3 1.9 2.3 | 21 11 -3.9 -10.2 1 1000 169 230 3 2.3 1.9 | 18 11 -3.5 -10.6 2 925 717 225 11 7.8 7.8 | 338 5 2.0 -4.7 3 850 1335 190 11 1.9 10.8 | 67 4 -3.9 -1.7 4 700 2754 185 19 1.7 18.9 | 147 8 -4.2 6.4 5 500 5100 160 25 -8.6 23.5 | 127 18 -14.4 11.0 6 400 6560 160 27 -9.2 25.4 | 130 20 -15.1 12.9 7 300 8360 185 15 1.3 14.9 | 118 5 -4.5 2.4 8 250 9490 190 15 2.6 14.8 | 125 4 -3.2 2.3 9 200 10880 185 11 1.0 11.0 | 72 5 -4.9 -1.6 10 150 12680 200 9 3.1 8.5 | 34 5 -2.7 -4.1 11 100 15200 225 15 10.6 10.6 | 292 5 4.8 -1.9 12 70 17380 200 13 4.4 12.2 | 78 1 -1.4 -0.3 13 50 19410 180 23 0.0 23.0 | 151 12 -5.8 10.5 14 30 22490 190 33 5.7 32.5 | 180 20 -0.1 20.0 Wind Parameters Mean winds (0-6000m): 175.0 at 18.4 knts Storm direction: 205.0 at 13.8 knts Shear (0-3000m) pos: 1.1 neg: 2.5 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 122.9 deg Storm rel helicity (0-3000m) pos: 12.4 neg: -12.5 tot: -0.1 m^2/s^2 ave: -0.0 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.49 Bulk Shear: 31.71 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 ------------------------------------------------------------------------------- 500 227 6 10 9| 6.7 0.0 6.7| 0.0 -9.8 -9.8 -19.7 -0.65| 6.9 -4.5 1000 220 8 5 6| 3.3 2.3 5.6| 2.9 -11.6 -8.7 -8.7 -0.19| 6.4 -1.2 1500 209 9 16 5| 2.2 2.6 4.8| 6.1 -11.6 -5.5 -3.6 0.07| 5.6 0.4 2000 202 10 34 3| 1.7 2.6 4.2| 9.0 -11.6 -2.6 -1.3 0.19| 4.9 1.0 2500 197 12 61 3| 1.3 2.6 3.9| 11.8 -11.6 0.2 0.1 0.25| 4.5 1.1 3000 194 13 90 3| 1.1 2.5 3.6| 12.4 -12.5 -0.1 -0.0 0.22| 4.2 0.9 4000 187 15 121 5| 0.8 2.4 3.3| 12.4 -17.5 -5.1 -1.3 0.13| 3.7 0.5 5000 180 17 127 7| 0.7 2.4 3.0| 12.4 -26.8 -14.4 -2.9 0.05| 3.5 0.2 6000 175 18 128 9| 0.6 2.1 2.6| 15.9 -26.8 -10.9 -1.8 0.07| 3.0 0.2 Wrote GIF file: /home/apache/climate/data/raob//U4641/skewt/U4641.skewt.20251126.12.gif