UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for U1824... Searching the city database file for: U1824 ... Date:1200Z 26 APR 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 1021 5 -12.7 -15.0 83 2.3 -13.2 180 1 258.9 259.1 258.7 262.0 1.17 1 1020 12 -10.1 -14.3 71 4.2 -11.1 177 1 261.6 261.8 260.9 264.9 1.24 2 1000 166 -4.1 -6.6 83 2.5 -4.9 115 1 269.0 269.4 268.2 275.4 2.33 3 992 230 -2.3 -4.5 85 2.2 -3.1 118 2 271.5 271.9 270.5 279.0 2.75 4 965 449 -1.1 -3.2 86 2.1 -1.9 129 7 274.8 275.4 273.1 283.4 3.12 5 946 608 -0.9 -5.9 69 5.0 -2.7 136 11 276.6 277.0 273.3 283.9 2.60 6 932 727 -1.9 -8.9 59 7.0 -4.2 142 14 276.8 277.1 272.7 282.7 2.09 7 925 787 -2.5 -9.5 59 7.0 -4.8 145 15 276.8 277.1 272.5 282.4 2.01 8 850 1452 -7.1 -13.1 62 6.0 -8.8 150 11 278.7 279.0 273.1 283.4 1.64 9 780 2115 -12.3 -18.3 61 6.0 -13.7 157 13 280.1 280.3 273.2 283.5 1.16 10 700 2936 -16.5 -22.5 60 6.0 -17.7 165 15 284.2 284.4 275.0 286.9 0.90 11 670 3264 -18.1 -24.1 59 6.0 -19.2 165 17 286.0 286.1 275.9 288.5 0.81 12 602 4058 -21.3 -33.3 33 12.0 -22.9 165 21 291.2 291.3 277.9 292.4 0.38 13 544 4800 -24.3 -30.3 58 6.0 -25.2 165 25 296.2 296.3 280.4 298.0 0.57 14 529 5003 -25.3 -31.3 57 6.0 -26.1 165 27 297.4 297.5 280.9 299.1 0.53 15 500 5410 -28.3 -34.3 56 6.0 -29.0 165 29 298.5 298.6 281.3 299.9 0.42 16 400 6970 -41.5 -46.4 59 4.9 -41.8 180 25 301.1 301.1 282.0 301.6 0.15 17 347 7914 -49.5 -53.8 61 4.3 -49.6 192 29 302.7 302.7 282.6 303.0 0.07 18 300 8850 -56.5 -60.4 61 3.9 -56.6 205 33 305.7 305.7 283.7 305.8 0.04 19 293 9000 -57.5 -61.6 59 4.1 -57.6 200 33 306.4 306.4 284.0 306.5 0.03 20 262 9704 -60.5 -64.6 58 4.1 -60.6 175 33 311.9 311.9 286.1 312.0 0.02 21 250 10000 -56.1 -60.3 59 4.2 -56.2 175 31 322.7 322.7 289.6 322.8 0.05 22 249 10025 -55.3 -59.5 59 4.2 -55.4 175 31 324.2 324.2 290.1 324.4 0.05 23 234 10423 -52.9 -57.6 57 4.7 -53.0 172 29 333.7 333.7 292.8 334.0 0.07 24 200 11440 -50.1 -56.1 49 6.0 -50.3 165 25 353.4 353.5 297.4 353.8 0.10 25 177 12237 -48.5 -56.5 39 8.0 -48.9 161 22 368.6 368.6 300.4 369.1 0.10 26 150 13320 -48.7 -59.7 27 11.0 -49.3 155 17 386.2 386.2 303.3 386.5 0.08 27 111 15297 -49.9 -65.9 14 16.0 -50.7 140 16 418.6 418.6 307.6 418.9 0.05 28 100 15980 -49.7 -66.7 12 17.0 -50.5 135 15 431.7 431.7 309.0 432.0 0.05 29 96 16246 -50.7 -68.7 10 18.0 -51.5 138 14 434.8 434.8 309.4 435.0 0.04 30 70 18300 -50.1 -70.1 8 20.0 -51.2 160 5 477.2 477.2 313.2 477.5 0.04 31 50 20500 -51.1 -72.1 6 21.0 -52.5 110 9 523.1 523.1 316.5 523.3 0.05 32 30 23820 -51.7 -73.7 5 22.0 -53.8 15 3 603.7 603.7 320.8 604.1 0.06 33 27 24503 -51.9 -73.9 5 22.0 -54.1 38 6 621.6 621.6 321.6 622.1 0.06 34 20 26470 -47.1 -71.1 5 24.0 -51.3 105 15 692.0 692.1 324.2 693.1 0.13 35 17 27548 -45.1 -69.1 5 24.0 -50.5 101 15 731.3 731.4 325.4 733.2 0.20 36 14 28835 -47.7 -72.7 4 25.0 -52.8 97 14 764.3 764.4 326.4 765.7 0.15 37 10 31090 -40.3 -67.3 4 27.0 -49.9 90 13 869.1 869.3 328.9 874.0 0.45 38 9.2 31659 -39.7 -66.7 4 27.0 -50.0 892.4 892.7 329.4 898.3 0.53 TRP 262 9704 -60.5 -64.6 58 4.1 -60.6 175 33 311.9 311.9 286.1 312.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5244.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 58.03 % Est. max temperature: 6.66 C = 43.99 F Sfc-Lift cond lev (LCL): 983.71 mb = 296.48 m = 972.71 ft T: -1.93 C 700-500 lapse rate: 4.77 C/km ThetaE index: 1.43 C Layer 932.0- 850.0 mb Conv cond level (CCL): 1020.00 mb = 12.32 m = 40.41 ft Mean mixing ratio: 2.46 g/kg Conv temperature: -5.55 C = 22.02 F Cap Strength: 15.46 C Lifted Index: 16.04 C Risk: None Lifted Index @300 mb: 18.60 C Lifted Index @700 mb: 6.57 C Showalter Index: 12.93 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 15.20 C K Index: 2.10 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 3.42 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.35 J/kg Max Up Vert Vel: 10.13 m/s Conv Inhibition (B-): 63778.14 J/kg Cap Strength: 15.84 C Lift Cond Lev (LCL): 918.13 mb = 845.66 m = 2774.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 192 at 13 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 1021 5 180 1 0.0 1.0 | 13 12 -2.7 -11.9 1 1000 166 115 1 -0.9 0.4 | 16 13 -3.6 -12.4 2 925 787 145 15 -8.6 12.3 | 87 11 -11.3 -0.6 3 850 1452 150 11 -5.5 9.5 | 68 9 -8.2 -3.3 4 700 2936 165 15 -3.9 14.5 | 104 7 -6.6 1.6 5 500 5410 165 29 -7.5 28.0 | 146 18 -10.2 15.1 6 400 6970 180 25 0.0 25.0 | 167 12 -2.7 12.1 7 300 8850 205 33 13.9 29.9 | 213 20 11.2 17.0 8 262 9704 175 33 -2.9 32.9 | 164 21 -5.6 20.0 9 250 10000 175 31 -2.7 30.9 | 163 19 -5.4 18.0 10 200 11440 165 25 -6.5 24.1 | 141 15 -9.2 11.3 11 150 13320 155 17 -7.2 15.4 | 104 10 -9.9 2.5 12 100 15980 135 15 -10.6 10.6 | 80 14 -13.3 -2.3 13 70 18300 160 5 -1.7 4.7 | 28 9 -4.4 -8.2 14 50 20500 110 9 -8.5 3.1 | 49 15 -11.2 -9.8 15 30 23820 15 3 -0.8 -2.9 | 12 16 -3.5 -15.8 16 20 26470 105 15 -14.5 3.9 | 62 19 -17.2 -9.0 17 10 31090 90 13 -13.0 0.0 | 51 20 -15.7 -12.9 Wind Parameters Mean winds (0-6000m): 161.9 at 17.5 knts Storm direction: 191.9 at 13.2 knts Shear (0-3000m) pos: 1.6 neg: 1.4 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 93.7 deg Storm rel helicity (0-3000m) pos: 57.8 neg: -8.0 tot: 49.8 m^2/s^2 ave: 16.6 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 2.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.82 Bulk Shear: 28.20 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 ------------------------------------------------------------------------------- 500 131 4 27 12| 0.0 8.2 8.2| 27.1 0.0 27.1 54.2 0.97| 8.9 8.6 1000 144 8 50 10| 3.0 4.1 7.1| 47.7 -2.5 45.2 45.2 0.86| 8.6 7.4 1500 146 10 59 9| 1.4 2.7 4.2| 47.7 -8.0 39.6 26.4 0.63| 6.7 4.2 2000 148 10 62 9| 1.5 2.1 3.6| 51.1 -8.0 43.0 21.5 0.65| 5.5 3.5 2500 151 11 66 9| 1.6 1.6 3.2| 54.4 -8.0 46.3 18.5 0.67| 4.7 3.2 3000 154 11 71 8| 1.6 1.4 3.0| 57.8 -8.0 49.8 16.6 0.69| 4.3 2.9 4000 158 13 84 8| 1.2 1.7 2.9| 66.7 -8.0 58.7 14.7 0.69| 3.9 2.7 5000 160 15 101 8| 1.0 1.9 2.9| 75.6 -8.0 67.6 13.5 0.65| 3.7 2.4 6000 162 18 115 9| 1.0 1.6 2.6| 89.2 -8.0 81.2 13.5 0.64| 3.6 2.3 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20250426.12.gif