UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for U1824... Searching the city database file for: U1824 ... Date:0000Z 21 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 1011 12 -14.5 -18.3 73 3.8 -15.2 230 3 257.8 258.0 257.3 260.3 0.89 1 1000 95 -12.9 -16.8 73 3.9 -13.7 275 5 260.2 260.4 259.5 263.0 1.02 2 989 180 -10.7 -14.6 73 3.9 -11.6 280 5 263.3 263.5 262.2 266.7 1.24 3 982 235 -6.9 -11.3 71 4.4 -8.1 283 5 267.6 267.9 266.1 272.1 1.64 4 950 493 -5.5 -9.8 72 4.3 -6.8 298 5 271.6 271.9 269.2 276.9 1.91 5 930 662 0.0 -6.0 64 6.0 -2.2 308 5 278.9 279.3 274.7 286.3 2.62 6 925 705 0.0 -6.0 64 6.0 -2.2 310 5 279.3 279.8 274.9 286.7 2.64 7 907 862 0.8 -9.2 47 10.0 -2.7 291 5 281.7 282.1 275.5 287.7 2.10 8 850 1378 -2.9 -15.9 36 13.0 -6.6 230 7 283.1 283.3 275.0 287.0 1.30 9 776 2094 -6.5 -27.5 17 21.0 -10.8 209 12 286.7 286.8 275.8 288.3 0.51 10 700 2891 -11.3 -27.3 25 16.0 -14.4 185 17 290.0 290.1 277.6 291.8 0.58 11 680 3112 -13.1 -23.1 43 10.0 -15.3 187 18 290.4 290.5 278.2 293.1 0.88 12 679 3123 -13.1 -23.1 43 10.0 -15.3 187 18 290.5 290.7 278.3 293.2 0.88 13 654 3409 -12.9 -28.9 25 16.0 -15.9 189 19 293.9 294.0 279.4 295.6 0.54 14 610 3935 -16.1 -39.1 12 23.0 -19.1 193 20 296.1 296.1 279.9 296.8 0.21 15 539 4854 -22.3 -44.3 12 22.0 -24.5 201 23 299.4 299.4 281.3 299.8 0.14 16 500 5400 -27.1 -48.1 12 21.0 -28.7 205 25 300.0 300.0 281.5 300.3 0.10 17 461 5980 -32.3 -49.3 17 17.0 -33.4 207 26 300.6 300.6 281.7 300.9 0.09 18 400 6970 -38.9 -51.9 24 13.0 -39.5 210 27 304.4 304.4 283.3 304.7 0.08 19 382 7285 -40.7 -54.7 21 14.0 -41.2 212 27 306.1 306.1 283.9 306.3 0.06 20 307 8732 -53.3 -64.3 25 11.0 -53.5 219 29 308.2 308.2 284.7 308.3 0.02 21 300 8880 -53.9 -64.9 25 11.0 -54.1 220 29 309.4 309.4 285.1 309.5 0.02 22 264 9688 -59.3 -69.3 26 10.0 -59.4 220 33 313.0 313.0 286.4 313.0 0.01 23 263 9712 -59.3 -69.3 26 10.0 -59.4 220 33 313.3 313.3 286.5 313.4 0.01 24 250 10030 -56.7 -66.7 27 10.0 -56.8 215 33 321.8 321.8 289.3 321.8 0.02 25 246 10132 -56.5 -66.5 27 10.0 -56.6 215 33 323.6 323.6 289.9 323.6 0.02 26 204 11340 -49.3 -62.3 20 13.0 -49.7 215 35 352.7 352.7 297.3 352.9 0.04 27 200 11470 -49.7 -62.7 20 13.0 -50.1 215 35 354.1 354.1 297.5 354.2 0.04 28 150 13350 -49.7 -69.7 8 20.0 -50.3 215 25 384.4 384.4 302.9 384.5 0.02 29 134 14091 -47.7 -69.7 6 22.0 -48.6 216 23 400.6 400.6 305.3 400.7 0.02 30 100 16010 -50.5 -74.5 4 24.0 -51.4 220 17 430.2 430.2 308.9 430.2 0.02 31 70 18340 -50.3 -75.3 4 25.0 -51.5 210 13 476.8 476.8 313.2 476.9 0.02 32 63 19028 -49.1 -74.1 4 25.0 -50.6 210 12 494.0 494.0 314.5 494.2 0.03 33 51 20402 -52.5 -76.5 4 24.0 -53.8 210 11 516.8 516.8 316.1 517.0 0.02 34 50 20530 -51.5 -75.5 4 24.0 -52.9 210 11 522.1 522.1 316.4 522.3 0.03 35 41 21823 -49.7 -74.7 4 25.0 -51.7 224 9 557.1 557.1 318.5 557.3 0.04 36 33 23238 -51.7 -75.7 4 24.0 -53.7 238 6 587.5 587.5 320.0 587.7 0.04 37 30 23860 -48.7 -73.7 4 25.0 -51.5 245 5 611.9 611.9 321.2 612.3 0.06 38 20 26510 -48.9 -73.9 4 25.0 -52.6 270 15 686.5 686.5 324.0 687.2 0.09 39 17 27573 -50.3 -75.3 4 25.0 -54.0 243 15 714.7 714.7 324.9 715.4 0.08 40 14 28854 -45.5 -71.5 4 26.0 -51.4 211 15 771.7 771.8 326.5 773.4 0.18 41 11 30449 -48.7 -73.7 4 25.0 -54.2 171 15 815.2 815.3 327.7 816.9 0.16 42 10 31080 -45.7 -71.7 4 26.0 -52.8 155 15 849.0 849.1 328.4 851.5 0.24 43 9.4 31495 -42.3 -69.3 4 27.0 -51.2 877.0 877.2 329.0 881.0 0.36 44 8.3 32336 -42.7 -68.7 4 26.0 -51.9 907.2 907.5 329.7 912.3 0.44 TRP 264 9688 -59.3 -69.3 26 10.0 -59.4 220 33 313.0 313.0 286.4 313.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5305.00 m Freezing level: Surface below freezing Freezing level: 930.00 mb = 661.89 m = 2171.54 ft Freezing level: 894.68 mb = 973.59 m = 3194.17 ft Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 29.24 % Est. max temperature: 10.57 C = 51.03 F Sfc-Lift cond lev (LCL): 950.38 mb = 490.31 m = 1608.62 ft T: -5.52 C 700-500 lapse rate: 6.30 C/km ThetaE index: 0.78 C Layer 850.0- 776.0 mb Conv cond level (CCL): 1000.00 mb = 95.00 m = 311.68 ft Mean mixing ratio: 1.84 g/kg Conv temperature: -8.82 C = 16.12 F Cap Strength: 20.28 C Lifted Index: 20.25 C Risk: None Lifted Index @300 mb: 23.89 C Lifted Index @700 mb: 14.70 C Showalter Index: 11.43 C Risk: None Total Totals Index: 35.40 C Risk: None Vertical Totals Index: 24.20 C Cross Totals Index: 11.20 C K Index: -7.70 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 2.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 83.83 J/kg Max Up Vert Vel: 12.95 m/s Conv Inhibition (B-): 73137.39 J/kg Cap Strength: 20.30 C Lift Cond Lev (LCL): 894.29 mb = 974.21 m = 3196.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 233 at 12 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 1011 12 230 3 2.3 1.9 | 53 9 -7.1 -5.3 1 1000 95 275 5 5.0 -0.4 | 30 9 -4.4 -7.6 2 925 705 310 5 3.8 -3.2 | 28 12 -5.6 -10.4 3 850 1378 230 7 5.4 4.5 | 56 5 -4.0 -2.7 4 700 2891 185 17 1.5 16.9 | 141 13 -7.9 9.7 5 500 5400 205 25 10.6 22.7 | 184 16 1.2 15.5 6 400 6970 210 27 13.5 23.4 | 194 17 4.1 16.2 7 300 8880 220 29 18.6 22.2 | 212 18 9.2 15.0 8 264 9688 220 33 21.2 25.3 | 213 22 11.8 18.1 9 250 10030 215 33 18.9 27.0 | 206 22 9.5 19.8 10 200 11470 215 35 20.1 28.7 | 206 24 10.7 21.5 11 150 13350 215 25 14.3 20.5 | 200 14 4.9 13.3 12 100 16010 220 17 10.9 13.0 | 195 6 1.5 5.8 13 70 18340 210 13 6.5 11.3 | 144 5 -2.9 4.1 14 50 20530 210 11 5.5 9.5 | 121 5 -3.9 2.3 15 30 23860 245 5 4.5 2.1 | 44 7 -4.9 -5.1 16 20 26510 270 15 15.0 -0.0 | 322 9 5.6 -7.2 17 10 31080 155 15 -6.3 13.6 | 112 17 -15.7 6.4 Wind Parameters Mean winds (0-6000m): 202.6 at 15.8 knts Storm direction: 232.6 at 11.8 knts Shear (0-3000m) pos: 0.8 neg: 3.4 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 89.6 deg Storm rel helicity (0-3000m) pos: 13.7 neg: -11.5 tot: 2.2 m^2/s^2 ave: 0.7 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.56 Bulk Shear: 32.77 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 ------------------------------------------------------------------------------- 500 283 5 30 10| 5.0 0.0 5.0| 0.0 -9.3 -9.3 -18.5 -0.71| 5.8 -4.1 1000 290 5 28 10| 2.5 1.3 3.8| 0.3 -11.1 -10.8 -10.8 -0.45| 5.2 -2.3 1500 270 6 28 8| 1.7 2.7 4.4| 5.9 -11.1 -5.2 -3.5 -0.05| 5.5 -0.3 2000 249 7 34 6| 1.2 3.1 4.3| 9.5 -11.1 -1.5 -0.8 0.15| 5.2 0.8 2500 230 8 58 4| 1.0 3.4 4.4| 12.2 -11.1 1.2 0.5 0.19| 5.1 1.0 3000 213 9 97 4| 0.8 3.4 4.2| 13.7 -11.5 2.2 0.7 0.18| 5.0 0.9 4000 203 12 125 6| 0.7 2.6 3.3| 27.7 -11.5 16.2 4.0 0.27| 4.3 1.2 5000 201 14 142 7| 0.9 2.0 3.0| 43.5 -11.5 32.0 6.4 0.35| 3.9 1.4 6000 203 16 156 8| 1.0 1.7 2.7| 54.8 -11.5 43.3 7.2 0.40| 3.5 1.4 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20250421.00.gif