UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 21 OCT 25 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 1013 62 0.2 -5.8 64 6.0 -1.9 200 3 272.3 272.7 270.5 279.0 2.44 1 1000 165 0.0 -6.0 64 6.0 -2.1 220 9 273.1 273.6 271.1 279.9 2.44 2 925 815 -3.9 -9.9 63 6.0 -5.8 265 29 275.3 275.6 271.6 280.8 1.94 3 918 875 -3.9 -9.9 63 6.0 -5.8 265 29 275.9 276.2 272.0 281.4 1.96 4 850 1484 -1.7 -21.7 20 20.0 -6.7 265 27 284.4 284.5 275.0 286.8 0.79 5 842 1559 -1.7 -23.7 17 22.0 -7.0 265 27 285.1 285.3 275.2 287.2 0.67 6 797 1992 -3.7 -27.7 14 24.0 -8.8 265 25 287.5 287.6 276.2 289.1 0.49 7 700 3000 -9.7 -29.7 18 20.0 -13.5 265 21 291.7 291.8 278.3 293.2 0.46 8 632 3781 -15.3 -35.3 16 20.0 -18.3 270 25 294.0 294.1 279.1 295.0 0.30 9 555 4754 -20.5 -25.0 67 4.5 -21.4 275 29 299.0 299.2 282.1 301.9 0.90 10 507 5419 -24.7 -29.7 63 5.0 -25.5 279 33 301.7 301.8 283.0 303.8 0.64 11 500 5520 -25.3 -31.3 57 6.0 -26.2 280 33 302.2 302.3 283.0 304.1 0.56 12 400 7100 -37.3 -44.3 48 7.0 -37.8 280 36 306.5 306.5 284.2 307.2 0.19 13 300 9020 -50.9 -56.9 49 6.0 -51.1 280 38 313.6 313.6 286.7 313.8 0.06 14 272 9654 -55.3 -60.3 54 5.0 -55.4 280 40 316.1 316.1 287.5 316.3 0.04 15 250 10190 -58.3 -63.3 53 5.0 -58.4 280 42 319.4 319.4 288.6 319.5 0.03 16 236 10549 -60.9 -65.9 52 5.0 -61.0 278 41 320.8 320.8 289.0 320.9 0.02 17 213 11181 -62.5 -68.5 44 6.0 -62.6 275 38 327.8 327.8 291.1 327.9 0.02 18 200 11570 -60.1 -65.1 52 5.0 -60.2 275 38 337.6 337.6 293.7 337.7 0.03 19 181 12199 -57.3 -63.3 46 6.0 -57.4 275 36 351.9 351.9 297.1 352.1 0.04 20 150 13400 -54.1 -61.1 42 7.0 -54.4 275 33 376.9 376.9 301.8 377.2 0.07 21 144 13661 -53.7 -60.7 42 7.0 -53.9 275 31 382.0 382.0 302.6 382.3 0.07 22 117 14976 -58.9 -67.9 30 9.0 -59.1 275 22 395.7 395.8 304.6 395.9 0.04 23 104 15720 -54.5 -64.5 28 10.0 -54.9 275 17 417.7 417.7 307.5 418.0 0.06 24 100 15970 -55.9 -65.9 28 10.0 -56.2 275 15 419.7 419.7 307.7 420.0 0.05 25 92 16498 -59.5 -69.5 26 10.0 -59.7 271 15 422.7 422.7 308.0 422.9 0.04 26 88 16777 -59.9 -70.9 22 11.0 -60.2 270 15 427.3 427.3 308.6 427.5 0.03 27 82 17223 -57.3 -69.3 20 12.0 -57.7 267 15 441.4 441.4 310.0 441.6 0.04 28 70 18220 -60.1 -72.1 19 12.0 -60.4 260 15 455.8 455.8 311.4 456.0 0.03 29 67 18491 -60.9 -72.9 19 12.0 -61.2 259 15 459.8 459.8 311.8 460.0 0.03 30 50 20300 -61.7 -74.7 16 13.0 -62.1 255 13 498.1 498.1 314.8 498.3 0.03 31 30 23460 -62.5 -77.5 12 15.0 -63.1 260 21 574.3 574.3 319.4 574.5 0.03 32 20 25960 -62.1 -78.1 10 16.0 -63.0 250 25 646.1 646.1 322.6 646.4 0.05 TRP 213 11181 -62.5 -68.5 44 6.0 -62.6 275 38 327.8 327.8 291.1 327.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5355.00 m Freezing level: 1000.00 mb = 165.00 m = 541.33 ft Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 37.39 % Est. max temperature: 10.58 C = 51.04 F Sfc-Lift cond lev (LCL): 922.24 mb = 838.52 m = 2751.03 ft T: -3.90 C 700-500 lapse rate: 6.19 C/km ThetaE index: 0.00 C Layer 1013.0- 0.0 mb Conv cond level (CCL): 664.14 mb = 3402.10 m = 11161.60 ft Mean mixing ratio: 2.19 g/kg Conv temperature: 20.85 C = 69.54 F Cap Strength: 18.05 C Lifted Index: 18.33 C Risk: None Lifted Index @300 mb: 23.61 C Lifted Index @700 mb: 12.72 C Showalter Index: 13.35 C Risk: None Total Totals Index: 27.20 C Risk: None Vertical Totals Index: 23.60 C Cross Totals Index: 3.60 C K Index: -18.10 Risk: None Sweat Index: 87.00 Risk: None Energy Index: 3.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.36 J/kg Max Up Vert Vel: 3.57 m/s Conv Inhibition (B-): 50133.03 J/kg Cap Strength: 18.13 C Lift Cond Lev (LCL): 875.46 mb = 1250.43 m = 4102.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 at 19 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 1013 62 200 3 1.0 2.8 | 129 20 -15.7 12.5 1 1000 165 220 9 5.8 6.9 | 147 20 -11.0 16.6 2 925 815 265 29 28.9 2.5 | 225 17 12.1 12.2 3 850 1484 265 27 26.9 2.4 | 220 16 10.2 12.1 4 700 3000 265 21 20.9 1.8 | 200 12 4.2 11.5 5 500 5520 280 33 32.5 -5.7 | 256 16 15.8 4.0 6 400 7100 280 36 35.5 -6.3 | 260 19 18.7 3.4 7 300 9020 280 38 37.4 -6.6 | 261 21 20.7 3.1 8 250 10190 280 42 41.4 -7.3 | 264 25 24.6 2.4 9 213 11181 275 38 37.9 -3.3 | 253 22 21.1 6.4 10 200 11570 275 38 37.9 -3.3 | 253 22 21.1 6.4 11 150 13400 275 33 32.9 -2.9 | 247 18 16.1 6.8 12 100 15970 275 15 14.9 -1.3 | 168 9 -1.8 8.4 13 70 18220 260 15 14.8 2.6 | 171 12 -2.0 12.3 14 50 20300 255 13 12.6 3.4 | 162 14 -4.2 13.1 15 30 23460 260 21 20.7 3.6 | 196 14 3.9 13.3 16 20 25960 250 25 23.5 8.6 | 200 19 6.7 18.2 Wind Parameters Mean winds (0-6000m): 270.1 at 25.8 knts Storm direction: 300.1 at 19.4 knts Shear (0-3000m) pos: 4.4 neg: 0.9 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 72.9 deg Storm rel helicity (0-3000m) pos: 154.1 neg: -22.7 tot: 131.4 m^2/s^2 ave: 43.8 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 4.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.18 Bulk Shear: 35.78 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 ------------------------------------------------------------------------------- 500 237 13 161 18| 19.9 0.0 19.9|103.7 0.0 103.7 207.5 0.99| 21.2 21.0 1000 257 20 191 14| 14.0 0.0 14.0|153.5 -1.8 151.7 151.7 0.96| 16.5 15.9 1500 261 23 203 14| 9.3 0.5 9.8|153.5 -6.4 147.1 98.1 0.89| 11.5 10.2 2000 262 23 206 14| 7.0 0.9 7.9|153.5 -12.2 141.3 70.6 0.80| 9.2 7.3 2500 263 23 207 14| 5.6 1.1 6.7|153.5 -18.0 135.4 54.2 0.71| 7.7 5.5 3000 263 23 207 14| 4.4 0.9 5.4|154.1 -22.7 131.4 43.8 0.65| 6.7 4.4 4000 264 23 208 14| 3.9 0.7 4.7|171.6 -22.7 148.9 37.2 0.69| 5.7 4.0 5000 267 24 215 13| 3.7 0.6 4.2|190.9 -22.7 168.2 33.6 0.72| 5.2 3.7 6000 270 26 223 13| 3.3 0.4 3.6|202.4 -22.7 179.7 29.9 0.72| 4.6 3.3 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251021.00.gif