UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for U5703... Searching the city database file for: U5703 ... Date:1200Z 17 APR 25 Station: U5703 WMO ident: 25703 Latitude: 62.92 Longitude: 152.42 ------------------------------------------------------------------------------- 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 54 SFC 981 207 -0.9 -6.9 64 6.0 -3.0 360 5 273.7 274.1 271.2 280.2 2.32 2 925 673 -4.7 -11.7 58 7.0 -6.7 15 17 274.5 274.8 270.7 279.3 1.68 3 889 984 -7.5 -13.5 62 6.0 -9.1 20 14 274.7 275.0 270.5 279.0 1.51 4 859 1252 -6.9 -11.9 67 5.0 -8.4 24 12 278.1 278.4 273.0 283.2 1.79 5 850 1334 -7.1 -12.1 67 5.0 -8.5 25 11 278.7 279.0 273.3 283.8 1.78 6 700 2821 -15.5 -18.2 80 2.7 -16.1 340 7 285.3 285.5 276.3 289.2 1.30 7 672 3127 -17.7 -20.9 76 3.2 -18.4 332 9 286.2 286.4 276.4 289.5 1.07 8 649 3389 -13.5 -25.5 36 12.0 -16.0 325 11 293.8 294.0 279.6 296.2 0.74 9 640 3495 -13.7 -29.7 25 16.0 -16.6 323 12 294.8 294.9 279.7 296.4 0.51 10 609 3870 -15.9 -38.9 12 23.0 -19.0 313 15 296.5 296.5 280.1 297.2 0.22 11 500 5320 -27.3 -42.3 23 15.0 -28.7 275 27 299.8 299.8 281.5 300.4 0.18 12 431 6367 -36.7 -48.7 28 12.0 -37.4 285 37 300.8 300.8 281.8 301.2 0.11 13 400 6880 -39.7 -50.7 30 11.0 -40.2 290 42 303.4 303.4 282.9 303.7 0.09 14 377 7285 -41.9 -53.9 26 12.0 -42.3 292 52 305.7 305.7 283.8 305.9 0.07 15 329 8196 -49.0 -60.2 26 11.2 -49.3 295 75 308.0 308.0 284.6 308.2 0.04 16 321 8358 -50.3 -61.3 26 11.0 -50.5 294 72 308.4 308.4 284.8 308.5 0.03 17 300 8800 -51.1 -62.1 26 11.0 -51.3 290 62 313.3 313.3 286.5 313.4 0.03 18 279 9270 -53.5 -64.5 25 11.0 -53.7 285 46 316.4 316.4 287.6 316.5 0.02 19 250 9980 -50.9 -62.9 23 12.0 -51.2 260 40 330.4 330.4 291.9 330.5 0.03 20 212 11058 -47.9 -61.9 18 14.0 -48.4 260 30 351.0 351.0 296.9 351.2 0.04 21 200 11440 -49.5 -64.5 16 15.0 -50.0 260 27 354.4 354.4 297.6 354.5 0.03 22 150 13320 -50.1 -69.1 9 19.0 -50.7 265 19 383.7 383.7 302.9 383.9 0.02 23 100 15960 -51.1 -72.1 6 21.0 -51.9 285 13 429.0 429.0 308.7 429.1 0.02 24 70 18270 -53.3 -76.3 4 23.0 -54.2 320 7 470.4 470.4 312.7 470.5 0.02 25 50 20420 -55.5 -77.5 5 22.0 -56.4 315 11 512.7 512.7 315.8 512.8 0.02 26 40 21838 -57.9 -79.9 4 22.0 -58.7 322 13 540.4 540.5 317.5 540.6 0.02 27 31 23468 -52.5 -75.5 5 23.0 -54.4 329 15 595.9 595.9 320.5 596.2 0.04 28 30 23680 -53.1 -76.1 4 23.0 -54.9 330 15 599.9 599.9 320.6 600.2 0.04 29 22 25667 -54.5 -77.5 4 23.0 -56.6 315 18 651.4 651.4 322.7 651.7 0.05 30 20 26280 -51.3 -74.3 5 23.0 -54.3 310 19 679.1 679.2 323.7 679.8 0.08 31 19 26614 -49.9 -73.9 4 24.0 -53.4 693.5 693.6 324.3 694.3 0.09 32 13 29100 -49.1 -73.1 4 24.0 -53.9 775.8 775.9 326.7 777.2 0.15 TRP 279 9270 -53.5 -64.5 25 11.0 -53.7 285 46 316.4 316.4 287.6 316.5 0.02 WND 329 8196 -49.0 -60.2 26 11.2 -49.3 295 75 308.0 308.0 284.6 308.2 0.04 Sounding variables and indices 1000-500 mb thick: 5266.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 49.04 % Est. max temperature: 4.81 C = 40.65 F Sfc-Lift cond lev (LCL): 892.86 mb = 950.04 m = 3116.91 ft T: -7.19 C 700-500 lapse rate: 4.72 C/km ThetaE index: 1.12 C Layer 925.0- 859.0 mb Conv cond level (CCL): 729.15 mb = 2508.52 m = 8229.97 ft Mean mixing ratio: 1.82 g/kg Conv temperature: 9.24 C = 48.63 F Cap Strength: 15.90 C Lifted Index: 17.04 C Risk: None Lifted Index @300 mb: 24.00 C Lifted Index @700 mb: 7.57 C Showalter Index: 13.64 C Risk: None Total Totals Index: 35.40 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 15.20 C K Index: 5.40 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 3.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.58 J/kg Max Up Vert Vel: 3.03 m/s Conv Inhibition (B-): 58839.92 J/kg Cap Strength: 17.01 C Lift Cond Lev (LCL): 841.30 mb = 1412.80 m = 4635.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 335 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 ---------------------------------------------------------- 0 981 207 360 5 -0.0 -5.0 | 140 8 -5.3 6.2 1 925 673 15 17 -4.4 -16.4 | 61 11 -9.6 -5.3 2 850 1334 25 11 -4.6 -10.0 | 97 10 -9.9 1.2 3 700 2821 340 7 2.4 -6.6 | 148 5 -2.9 4.6 4 500 5320 275 27 26.9 -2.4 | 248 23 21.6 8.8 5 400 6880 290 42 39.5 -14.4 | 275 34 34.2 -3.2 6 329 8196 295 75 68.0 -31.7 | 288 66 62.7 -20.5 7 300 8800 290 62 58.3 -21.2 | 281 54 53.0 -10.0 8 279 9270 285 46 44.4 -11.9 | 271 39 39.2 -0.7 9 250 9980 260 40 39.4 6.9 | 242 39 34.1 18.1 10 200 11440 260 27 26.6 4.7 | 233 27 21.3 15.9 11 150 13320 265 19 18.9 1.7 | 227 19 13.7 12.8 12 100 15960 285 13 12.6 -3.4 | 223 11 7.3 7.8 13 70 18270 320 7 4.5 -5.4 | 173 6 -0.8 5.8 14 50 20420 315 11 7.8 -7.8 | 217 4 2.5 3.4 15 30 23680 330 15 7.5 -13.0 | 309 3 2.2 -1.8 16 20 26280 310 19 14.6 -12.2 | 276 9 9.3 -1.0 Wind Parameters Mean winds (0-6000m): 304.8 at 16.4 knts Storm direction: 334.8 at 12.3 knts Shear (0-3000m) pos: 1.3 neg: 1.7 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 35.8 deg Storm rel helicity (0-3000m) pos: 26.3 neg: -19.0 tot: 7.3 m^2/s^2 ave: 2.4 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 33.71 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 12 11 90 8| 12.3 0.0 12.3| 0.0 -19.0 -19.0 -37.9 -0.80| 12.6-10.1 1000 16 13 82 9| 4.0 0.0 4.0| 13.2 -19.0 -5.7 -5.7 -0.29| 8.8 -2.6 1500 17 12 87 9| 2.7 1.0 3.6| 17.8 -19.0 -1.2 -0.8 -0.16| 7.0 -1.1 2000 15 11 91 8| 2.0 1.4 3.4| 20.8 -19.0 1.8 0.9 -0.06| 6.0 -0.4 2500 13 11 95 8| 1.6 1.6 3.3| 24.1 -19.0 5.2 2.1 0.04| 5.3 0.2 3000 9 10 98 7| 1.3 1.7 3.1| 26.3 -19.0 7.3 2.4 0.10| 5.1 0.5 4000 351 11 91 3| 1.0 2.5 3.5| 29.5 -19.2 10.4 2.6 0.18| 5.1 0.9 5000 323 13 262 3| 0.8 3.2 4.0| 29.5 -37.3 -7.8 -1.6 0.06| 5.4 0.3 6000 305 16 258 8| 1.0 2.7 3.7| 81.9 -41.5 40.5 6.7 0.16| 5.5 0.9 Wrote GIF file: /home/apache/climate/data/raob//U5703/skewt/U5703.skewt.20250417.12.gif