UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for USHH... Searching the city database file for: USHH ... Date:0000Z 18 APR 25 Station: USHH WMO ident: 23933 Latitude: 60.97 Longitude: 69.07 Elevation: 40.00 ------------------------------------------------------------------------------- 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 1010 40 -9.5 -13.6 72 4.1 -10.5 340 9 262.9 263.1 262.1 266.5 1.32 1 1000 122 -10.7 -15.7 67 5.0 -11.8 355 11 262.5 262.6 261.4 265.5 1.12 2 959 442 -13.3 -17.8 69 4.5 -14.2 0 17 263.0 263.1 261.5 265.7 0.98 3 940 594 -13.3 -16.8 75 3.5 -14.0 3 21 264.5 264.7 262.9 267.5 1.09 4 925 716 -14.1 -18.1 72 4.0 -14.9 5 23 264.9 265.1 262.9 267.6 0.99 5 850 1352 -18.9 -23.5 67 4.6 -19.6 360 23 266.3 266.5 263.4 268.3 0.68 6 777 2015 -23.7 -28.7 63 5.0 -24.3 14 24 268.1 268.2 264.3 269.5 0.46 7 700 2772 -27.3 -32.3 62 5.0 -27.8 30 25 272.3 272.3 266.9 273.3 0.36 8 686 2918 -27.9 -32.9 62 5.0 -28.4 30 26 273.2 273.2 267.5 274.2 0.35 9 500 5120 -43.5 -48.4 58 4.9 -43.7 25 35 280.0 280.0 271.3 280.3 0.09 10 452 5790 -48.1 -53.0 57 4.9 -48.2 16 34 282.4 282.4 272.7 282.6 0.06 11 423 6225 -49.9 -54.4 59 4.5 -50.0 10 33 285.5 285.5 274.4 285.7 0.06 12 400 6590 -49.5 -54.1 58 4.6 -49.6 5 36 290.7 290.7 277.1 290.9 0.06 13 363 7226 -48.7 -53.7 56 5.0 -48.8 360 39 299.9 299.9 281.4 300.2 0.07 14 300 8490 -44.7 -54.7 32 10.0 -45.1 350 46 322.4 322.4 289.6 322.7 0.08 15 292 8671 -43.5 -54.5 29 11.0 -44.0 350 45 326.6 326.6 290.8 326.9 0.08 16 250 9710 -44.9 -60.9 15 16.0 -45.5 350 40 339.3 339.3 294.2 339.5 0.04 17 219 10594 -45.9 -63.9 11 18.0 -46.5 344 41 350.9 350.9 296.8 351.0 0.03 18 200 11200 -45.3 -65.3 9 20.0 -46.0 340 42 361.0 361.0 299.0 361.2 0.03 19 187 11649 -43.7 -65.7 7 22.0 -44.6 339 40 370.6 370.6 300.7 370.8 0.03 20 150 13120 -45.7 -69.7 5 24.0 -46.7 335 33 391.3 391.3 304.0 391.4 0.02 21 108 15293 -48.1 -72.1 5 24.0 -49.1 335 28 425.3 425.3 308.3 425.4 0.02 22 100 15800 -47.9 -71.9 5 24.0 -49.0 335 27 435.2 435.2 309.4 435.3 0.02 23 79 17363 -46.1 -70.1 5 24.0 -47.7 318 27 469.2 469.3 312.6 469.5 0.04 24 72 17975 -49.9 -73.9 4 24.0 -51.1 312 27 473.8 473.8 313.0 473.9 0.02 25 70 18160 -49.5 -73.5 4 24.0 -50.8 310 27 478.5 478.5 313.4 478.6 0.03 26 64 18751 -47.3 -71.3 5 24.0 -49.0 314 25 495.7 495.8 314.7 496.0 0.04 27 55 19747 -50.7 -73.7 5 23.0 -52.1 321 23 509.9 509.9 315.7 510.1 0.03 28 50 20370 -49.5 -73.5 4 24.0 -51.2 325 21 526.8 526.8 316.8 527.1 0.04 29 43 21357 -50.1 -74.1 4 24.0 -52.0 548.6 548.6 318.1 548.8 0.04 TRP 423 6225 -49.9 -54.4 59 4.5 -50.0 10 33 285.5 285.5 274.4 285.7 0.06 WND Sounding variables and indices 1000-500 mb thick: 4998.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 63.65 % Est. max temperature: -6.24 C = 20.77 F Sfc-Lift cond lev (LCL): 945.65 mb = 548.38 m = 1799.13 ft T: -13.30 C 700-500 lapse rate: 6.90 C/km ThetaE index: 0.97 C Layer 1000.0- 959.0 mb Conv cond level (CCL): 858.50 mb = 1277.19 m = 4190.21 ft Mean mixing ratio: 1.05 g/kg Conv temperature: -6.22 C = 20.81 F Cap Strength: 6.80 C Lifted Index: 11.21 C Risk: None Lifted Index @300 mb: 39.60 C Lifted Index @700 mb: 6.08 C Showalter Index: 9.74 C Risk: None Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 20.00 C K Index: -3.90 Risk: None Sweat Index: 81.00 Risk: None Energy Index: 2.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.04 J/kg Max Up Vert Vel: 5.11 m/s Conv Inhibition (B-): 46307.97 J/kg Cap Strength: 11.13 C Lift Cond Lev (LCL): 894.24 mb = 970.38 m = 3183.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 49 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 1010 40 340 9 3.1 -8.5 | 255 19 18.5 4.8 1 1000 122 355 11 1.0 -11.0 | 262 17 16.4 2.3 2 925 716 5 23 -2.0 -22.9 | 306 17 13.5 -9.7 3 850 1352 360 23 -0.0 -23.0 | 302 18 15.5 -9.7 4 700 2772 30 25 -12.5 -21.7 | 341 9 3.0 -8.4 5 500 5120 25 35 -14.8 -31.7 | 358 18 0.7 -18.5 6 423 6225 10 33 -5.7 -32.5 | 333 22 9.7 -19.2 7 400 6590 5 36 -3.1 -35.9 | 331 26 12.3 -22.6 8 300 8490 350 46 8.0 -45.3 | 324 40 23.4 -32.0 9 250 9710 350 40 6.9 -39.4 | 319 34 22.4 -26.1 10 200 11200 340 42 14.4 -39.5 | 311 40 29.8 -26.2 11 150 13120 335 33 13.9 -29.9 | 300 34 29.4 -16.7 12 100 15800 335 27 11.4 -24.5 | 293 29 26.9 -11.2 13 70 18160 310 27 20.7 -17.4 | 276 36 36.1 -4.1 14 50 20370 325 21 12.0 -17.2 | 278 28 27.5 -4.0 Wind Parameters Mean winds (0-6000m): 19.4 at 27.1 knts Storm direction: 49.4 at 20.4 knts Shear (0-3000m) pos: 3.7 neg: 0.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 89.2 deg Storm rel helicity (0-3000m) pos: 94.0 neg: -4.6 tot: 89.5 m^2/s^2 ave: 29.8 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 3.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.46 Bulk Shear: 28.39 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 ------------------------------------------------------------------------------- 500 358 14 274 16| 11.9 0.0 11.9| 46.3 0.0 46.3 92.6 0.90| 12.2 11.0 1000 2 18 289 16| 7.8 0.0 7.8| 62.0 -2.2 59.8 59.8 0.84| 8.5 7.1 1500 2 20 294 16| 5.3 0.0 5.3| 66.9 -4.6 62.3 41.6 0.75| 6.5 4.9 2000 4 21 298 16| 4.5 0.0 4.5| 78.6 -4.6 74.1 37.0 0.74| 6.0 4.4 2500 8 22 303 15| 4.0 0.0 4.0| 88.4 -4.6 83.8 33.5 0.73| 5.8 4.2 3000 12 22 308 14| 3.7 0.0 3.7| 94.0 -4.6 89.5 29.8 0.72| 5.3 3.9 4000 17 24 318 13| 2.8 0.6 3.3| 99.7 -4.6 95.1 23.8 0.69| 4.6 3.1 5000 19 26 327 13| 2.2 0.9 3.1|104.2 -4.6 99.7 19.9 0.64| 4.1 2.6 6000 19 27 332 14| 1.8 1.0 2.8|104.2 -41.7 62.6 10.4 0.38| 4.1 1.6 Wrote GIF file: /home/apache/climate/data/raob//USHH/skewt/USHH.skewt.20250418.00.gif