UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103000.upa.cvt Date: 0000Z 30 OCT 25 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 30 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 ------------------------------------------------------------------------------- 0 1000 87 145 3 SFC 999 95 3.0 1.4 89 1.6 2.3 145 3 276.2 276.9 275.5 287.8 4.23 2 996 120 5.4 3.0 84 2.4 4.3 150 4 278.9 279.7 277.6 291.9 4.76 3 925 719 1.4 -3.1 72 4.5 -0.4 285 17 280.7 281.3 276.6 290.0 3.28 4 884 1082 -0.9 -4.9 74 4.0 -2.4 274 19 282.0 282.5 276.9 290.5 3.00 5 850 1395 -0.9 -7.9 59 7.0 -3.4 265 21 285.2 285.6 277.9 292.4 2.48 6 841 1480 -1.3 -9.3 54 8.0 -4.1 263 21 285.7 286.0 277.7 292.2 2.24 7 828 1604 -2.1 -11.1 50 9.0 -5.1 261 20 286.1 286.4 277.6 291.9 1.98 8 786 2016 -5.1 -9.4 72 4.3 -6.6 253 19 287.2 287.6 278.7 294.1 2.38 9 724 2656 -9.7 -13.6 73 3.9 -10.9 240 16 288.9 289.3 278.9 294.5 1.85 10 712 2786 -9.9 -13.5 75 3.6 -11.0 238 16 290.1 290.4 279.4 295.8 1.89 11 707 2840 -9.1 -13.8 69 4.7 -10.5 237 15 291.6 291.9 280.1 297.2 1.86 12 700 2917 -9.9 -16.9 57 7.0 -11.8 235 15 291.5 291.8 279.5 296.0 1.45 13 689 3039 -11.1 -19.1 52 8.0 -13.1 235 16 291.5 291.7 279.2 295.3 1.22 14 658 3389 -14.5 -21.5 55 7.0 -16.1 236 19 291.5 291.7 279.0 294.8 1.04 15 616 3887 -15.9 -19.5 74 3.6 -16.8 237 23 295.5 295.7 281.1 299.6 1.32 16 523 5095 -25.5 -28.4 77 2.9 -25.9 239 33 298.1 298.2 281.5 300.4 0.70 17 500 5420 -27.1 -29.3 82 2.2 -27.4 240 36 300.0 300.1 282.3 302.2 0.68 18 491 5551 -27.9 -29.9 83 2.0 -28.2 240 40 300.6 300.7 282.5 302.7 0.65 19 438 6362 -33.1 -36.8 69 3.7 -33.5 243 63 304.0 304.0 283.5 305.3 0.37 20 422 6624 -32.3 -38.3 55 6.0 -32.9 244 70 308.3 308.3 285.1 309.4 0.33 21 400 7000 -33.7 -42.7 40 9.0 -34.4 245 81 311.2 311.2 286.0 312.0 0.22 22 399 7018 -33.7 -42.7 40 9.0 -34.4 245 81 311.4 311.5 286.1 312.2 0.22 23 390 7178 -34.3 -43.3 40 9.0 -35.0 245 84 312.7 312.7 286.5 313.4 0.21 24 351 7909 -38.9 -43.9 59 5.0 -39.2 243 96 316.0 316.1 287.7 316.8 0.22 25 300 8970 -46.7 -51.5 58 4.8 -46.9 240 114 319.5 319.6 288.7 320.0 0.11 26 280 9422 -50.3 -54.8 59 4.5 -50.5 240 124 320.7 320.7 289.0 321.0 0.08 27 250 10150 -56.3 -60.2 61 3.9 -56.4 245 120 322.4 322.4 289.5 322.5 0.05 28 245 10278 -57.1 -61.2 60 4.1 -57.2 246 116 323.0 323.0 289.8 323.2 0.04 29 228 10729 -59.9 -63.9 59 4.0 -60.0 250 104 325.5 325.5 290.5 325.6 0.03 30 217 11038 -60.3 -64.2 60 3.9 -60.3 248 98 329.5 329.5 291.6 329.6 0.03 31 207 11333 -57.9 -62.0 59 4.1 -58.0 246 91 337.7 337.7 293.8 337.9 0.04 32 200 11550 -57.5 -61.6 59 4.1 -57.6 245 87 341.7 341.7 294.8 341.9 0.05 33 168 12657 -54.9 -59.6 56 4.7 -55.1 245 63 363.5 363.5 299.4 363.8 0.07 34 150 13380 -55.9 -61.9 47 6.0 -56.1 245 48 373.8 373.8 301.2 374.0 0.06 35 100 15940 -58.5 -67.5 30 9.0 -58.7 250 38 414.7 414.7 307.1 414.9 0.04 36 70 18160 -62.1 -72.1 25 10.0 -62.3 250 40 451.5 451.5 311.0 451.7 0.03 37 69 18249 -62.3 -73.3 22 11.0 -62.6 453.0 453.0 311.1 453.1 0.03 TRP 228 10729 -59.9 -63.9 59 4.0 -60.0 250 104 325.5 325.5 290.5 325.6 0.03 WND 280 9422 -50.3 -54.8 59 4.5 -50.5 240 124 320.7 320.7 289.0 321.0 0.08 Sounding variables and indices 1000-500 mb thick: 5333.00 m Freezing level: 900.04 mb = 940.05 m = 3084.12 ft Wetbulb zero: 930.91 mb = 667.35 m = 2189.44 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 69.81 % Est. max temperature: 12.02 C = 53.64 F Sfc-Lift cond lev (LCL): 974.48 mb = 296.63 m = 973.20 ft T: 4.22 C 700-500 lapse rate: 6.87 C/km ThetaE index: 2.41 C Layer 700.0- 616.0 mb Conv cond level (CCL): 818.48 mb = 1695.48 m = 5562.53 ft Mean mixing ratio: 3.81 g/kg Conv temperature: 13.10 C = 55.57 F Cap Strength: 7.35 C Lifted Index: 8.56 C Risk: None Lifted Index @300 mb: 20.49 C Lifted Index @700 mb: 5.26 C Showalter Index: 7.33 C Risk: None Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.20 C Cross Totals Index: 19.20 C K Index: 11.30 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 2.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.66 J/kg Max Up Vert Vel: 4.16 m/s Conv Inhibition (B-): 20572.63 J/kg Cap Strength: 8.15 C Lift Cond Lev (LCL): 898.27 mb = 953.84 m = 3129.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 276 at 18 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 ---------------------------------------------------------- 0 999 95 145 3 -1.7 2.5 | 102 20 -19.4 4.3 1 925 719 285 17 16.4 -4.4 | 26 3 -1.3 -2.6 2 850 1395 265 21 20.9 1.8 | 221 5 3.2 3.7 3 700 2917 235 15 12.3 8.6 | 153 12 -5.4 10.4 4 500 5420 240 36 31.2 18.0 | 214 24 13.5 19.8 5 400 7000 245 81 73.4 34.2 | 237 66 55.7 36.1 6 300 8970 240 114 98.7 57.0 | 234 100 81.0 58.8 7 280 9422 240 124 107.4 62.0 | 235 110 89.7 63.8 8 250 10150 245 120 108.8 50.7 | 240 105 91.1 52.5 9 228 10729 250 104 97.7 35.6 | 245 88 80.0 37.4 10 200 11550 245 87 78.8 36.8 | 238 72 61.2 38.6 11 150 13380 245 48 43.5 20.3 | 229 34 25.8 22.1 12 100 15940 250 38 35.7 13.0 | 231 23 18.0 14.8 13 70 18160 250 40 37.6 13.7 | 232 25 19.9 15.5 Wind Parameters Mean winds (0-6000m): 245.9 at 23.7 knts Storm direction: 275.9 at 17.8 knts Shear (0-3000m) pos: 3.6 neg: 2.1 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 57.4 deg Storm rel helicity (0-3000m) pos: 57.0 neg: -22.8 tot: 34.2 m^2/s^2 ave: 11.4 10^-3 m/s^2 rel: -0.14 Storm rel vorticity (0-3000m) horiz: 8.4 stream: -1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.22 Bulk Shear: 40.24 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 ------------------------------------------------------------------------------- 500 281 9 91 9| 16.1 0.0 16.1| 52.7 0.0 52.7 105.4 0.57| 21.0 12.0 1000 278 13 89 5| 10.9 0.0 10.9| 52.7 -4.3 48.4 48.4 0.05| 16.8 0.8 1500 273 15 116 2| 7.3 1.5 8.8| 52.7 -7.4 45.3 30.2 -0.03| 13.0 -0.5 2000 268 16 152 3| 5.5 1.9 7.4| 52.7 -12.7 40.0 20.0 -0.11| 10.8 -1.1 2500 264 17 162 4| 4.4 2.1 6.5| 52.7 -18.8 34.0 13.6 -0.15| 9.3 -1.4 3000 260 16 163 5| 3.6 2.1 5.7| 57.0 -22.8 34.2 11.4 -0.14| 8.4 -1.2 4000 253 17 172 7| 3.6 1.6 5.2| 83.5 -22.8 60.7 15.2 0.01| 7.4 0.1 5000 248 20 185 9| 3.7 1.2 5.0|111.7 -22.8 88.9 17.8 0.10| 6.8 0.6 6000 246 24 199 12| 4.9 1.0 6.0|187.3 -22.8 164.5 27.4 0.18| 7.5 1.3 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251030.00.gif