UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for U0046... Searching the city database file for: U0046 ... Date:0000Z 20 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 ------------------------------------------------------------------------------- 0 1000 -9 135 11 SFC 996 23 -0.9 -2.8 87 1.9 -1.6 135 11 272.6 273.1 271.8 281.0 3.12 2 925 610 -4.3 -6.9 82 2.6 -5.2 175 21 274.9 275.3 272.2 281.7 2.46 3 850 1270 -9.3 -12.7 76 3.4 -10.2 185 25 276.4 276.7 271.9 281.2 1.69 4 749 2235 -15.7 -20.5 67 4.8 -16.7 185 26 279.6 279.8 272.6 282.6 1.00 5 719 2541 -18.5 -24.5 59 6.0 -19.5 185 27 279.8 280.0 272.3 282.0 0.73 6 700 2740 -20.1 -25.1 64 5.0 -20.9 185 27 280.2 280.3 272.5 282.4 0.71 7 652 3261 -24.5 -27.6 75 3.1 -24.9 189 28 281.0 281.1 272.8 282.9 0.61 8 641 3385 -25.1 -28.0 77 2.9 -25.5 190 28 281.7 281.8 273.2 283.5 0.60 9 500 5140 -38.1 -42.4 64 4.3 -38.4 205 31 286.6 286.6 275.2 287.2 0.18 10 452 5827 -43.7 -47.7 64 4.0 -43.9 210 30 288.0 288.0 275.8 288.3 0.11 11 409 6494 -48.1 -51.6 67 3.5 -48.2 214 29 290.6 290.6 277.1 290.9 0.08 12 400 6640 -49.1 -52.6 67 3.5 -49.2 215 29 291.2 291.2 277.4 291.4 0.07 13 360 7325 -52.9 -56.3 66 3.4 -52.9 205 35 295.0 295.0 279.1 295.2 0.05 14 327 7947 -50.7 -54.1 67 3.4 -50.8 200 28 306.2 306.3 284.0 306.5 0.07 15 300 8510 -49.3 -53.1 64 3.8 -49.4 195 21 315.9 315.9 287.5 316.2 0.09 16 250 9710 -48.1 -54.1 50 6.0 -48.3 160 13 334.6 334.6 293.0 335.0 0.10 17 200 11180 -47.1 -57.1 31 10.0 -47.6 180 15 358.2 358.2 298.4 358.6 0.08 18 189 11552 -47.7 -59.7 24 12.0 -48.2 170 15 363.1 363.1 299.4 363.4 0.06 19 166 12407 -46.9 -60.9 19 14.0 -47.6 148 15 378.1 378.1 302.0 378.4 0.06 20 150 13070 -50.9 -64.9 17 14.0 -51.4 130 15 382.4 382.4 302.6 382.6 0.04 21 136 13710 -51.5 -66.5 15 15.0 -52.0 132 12 392.2 392.2 304.1 392.4 0.04 22 100 15700 -54.3 -71.3 11 17.0 -54.8 140 3 422.8 422.8 308.0 422.9 0.03 23 89 16442 -56.7 -73.7 10 17.0 -57.2 133 5 432.3 432.4 309.1 432.5 0.02 24 80 17118 -56.5 -74.5 9 18.0 -57.0 127 7 446.1 446.1 310.5 446.3 0.02 25 70 17960 -58.7 -75.7 9 17.0 -59.2 120 9 458.8 458.8 311.7 458.9 0.02 26 50 20060 -62.3 -79.3 9 17.0 -62.7 185 3 496.7 496.7 314.7 496.8 0.01 27 48 20312 -63.3 -80.3 8 17.0 -63.7 186 4 500.1 500.1 314.9 500.2 0.01 28 30 23200 -64.7 -81.7 8 17.0 -65.2 200 17 568.3 568.3 319.0 568.4 0.02 29 20 25650 -68.1 -85.1 7 17.0 -68.6 110 11 627.7 627.7 321.8 627.8 0.01 30 19 25958 -68.1 -85.1 7 17.0 -68.6 637.0 637.0 322.2 637.1 0.01 31 10 29830 -66.3 -83.3 7 17.0 -67.4 772.1 772.1 326.5 772.4 0.04 TRP 360 7325 -52.9 -56.3 66 3.4 -52.9 205 35 295.0 295.0 279.1 295.2 0.05 WND Sounding variables and indices 1000-500 mb thick: 5149.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 72.44 % Est. max temperature: 3.06 C = 37.51 F Sfc-Lift cond lev (LCL): 966.72 mb = 259.87 m = 852.57 ft T: -2.27 C 700-500 lapse rate: 7.50 C/km ThetaE index: 0.54 C Layer 719.0- 700.0 mb Conv cond level (CCL): 891.75 mb = 895.75 m = 2938.79 ft Mean mixing ratio: 2.64 g/kg Conv temperature: 2.10 C = 35.78 F Cap Strength: 1.95 C Lifted Index: 4.65 C Risk: None Lifted Index @300 mb: 24.39 C Lifted Index @700 mb: 1.50 C Showalter Index: 4.89 C Risk: None Total Totals Index: 54.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.80 C Cross Totals Index: 25.40 C K Index: 11.10 Risk: None Sweat Index: 185.00 Risk: None Energy Index: 1.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.50 J/kg Max Up Vert Vel: 4.36 m/s Conv Inhibition (B-): 66545.54 J/kg Cap Strength: 4.66 C Lift Cond Lev (LCL): 910.87 mb = 730.12 m = 2395.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 222 at 20 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 ---------------------------------------------------------- 0 996 23 135 11 -7.8 7.8 | 72 22 -21.2 -7.0 1 925 610 175 21 -1.8 20.9 | 112 16 -15.3 6.1 2 850 1270 185 25 2.2 24.9 | 132 15 -11.3 10.1 3 700 2740 185 27 2.4 26.9 | 137 16 -11.1 12.1 4 500 5140 205 31 13.1 28.1 | 178 13 -0.4 13.3 5 400 6640 215 29 16.6 23.8 | 200 9 3.2 8.9 6 360 7325 205 35 14.8 31.7 | 185 17 1.3 16.9 7 300 8510 195 21 5.4 20.3 | 124 10 -8.0 5.5 8 250 9710 160 13 -4.4 12.2 | 82 18 -17.9 -2.6 9 200 11180 180 15 0.0 15.0 | 91 13 -13.5 0.2 10 150 13070 130 15 -11.5 9.6 | 78 25 -25.0 -5.2 11 100 15700 140 3 -1.9 2.3 | 51 20 -15.4 -12.5 12 70 17960 120 9 -7.8 4.5 | 64 24 -21.3 -10.3 13 50 20060 185 3 0.3 3.0 | 48 18 -13.2 -11.8 14 30 23200 200 17 5.8 16.0 | 99 8 -7.6 1.2 15 20 25650 110 11 -10.3 3.8 | 65 26 -23.8 -11.1 Wind Parameters Mean winds (0-6000m): 192.2 at 26.7 knts Storm direction: 222.2 at 20.0 knts Shear (0-3000m) pos: 3.6 neg: 0.2 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 69.7 deg Storm rel helicity (0-3000m) pos: 106.2 neg: 0.0 tot: 106.2 m^2/s^2 ave: 35.4 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.27 Bulk Shear: 35.23 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 ------------------------------------------------------------------------------- 500 159 15 88 19| 12.4 0.0 12.4| 61.9 0.0 61.9 123.8 0.92| 12.8 11.9 1000 170 19 102 17| 9.1 0.0 9.1| 86.3 0.0 86.3 86.3 0.92| 9.5 8.8 1500 176 21 111 16| 6.9 0.0 6.9| 96.1 0.0 96.1 64.1 0.93| 7.2 6.7 2000 179 22 117 16| 5.2 0.2 5.4| 98.3 0.0 98.3 49.1 0.92| 5.6 5.2 2500 180 23 121 16| 4.1 0.3 4.4|100.5 0.0 100.5 40.2 0.92| 4.6 4.2 3000 181 24 124 16| 3.6 0.2 3.9|106.2 0.0 106.2 35.4 0.92| 4.1 3.8 4000 184 25 130 15| 3.1 0.2 3.3|122.8 0.0 122.8 30.7 0.92| 3.6 3.4 5000 188 26 138 15| 2.9 0.1 3.0|139.4 0.0 139.4 27.9 0.93| 3.4 3.2 6000 192 27 145 14| 2.4 0.1 2.5|148.9 0.0 148.9 24.8 0.91| 3.2 2.9 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251020.00.gif