UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100800.upa.cvt Date: 0000Z 8 OCT 25 Searching for U4122... Searching the city database file for: U4122 ... Date:0000Z 8 OCT 25 Station: U4122 WMO ident: 24122 ------------------------------------------------------------------------------- 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 209 -7.9 -12.9 67 5.0 -9.1 330 3 264.5 264.7 263.4 268.3 1.40 1 1000 286 -8.5 -13.1 69 4.6 -9.6 350 5 264.6 264.9 263.5 268.4 1.39 2 985 402 -9.5 -13.3 74 3.8 -10.4 360 7 264.8 265.0 263.6 268.6 1.39 3 925 883 -10.9 -15.1 71 4.2 -11.9 40 13 268.2 268.4 265.8 271.7 1.28 4 851 1522 -16.7 -19.1 82 2.4 -17.1 30 15 268.6 268.7 265.6 271.4 0.99 5 850 1531 -16.7 -19.1 82 2.4 -17.1 30 15 268.7 268.8 265.6 271.5 0.99 6 824 1765 -14.7 -16.8 84 2.1 -15.2 37 15 273.2 273.4 269.1 276.7 1.24 7 821 1793 -14.3 -16.6 83 2.3 -14.8 38 15 273.9 274.1 269.6 277.5 1.27 8 761 2369 -13.9 -22.9 47 9.0 -15.7 56 14 280.3 280.4 272.7 282.7 0.80 9 759 2389 -14.1 -24.1 42 10.0 -16.0 56 14 280.3 280.4 272.6 282.5 0.72 10 700 2999 -17.7 -27.7 41 10.0 -19.3 75 13 282.9 283.0 273.8 284.6 0.56 11 500 5420 -33.7 -44.7 32 11.0 -34.4 50 23 292.0 292.0 277.9 292.4 0.14 12 400 6970 -43.3 -51.3 41 8.0 -43.6 65 29 298.7 298.7 280.9 299.0 0.08 13 396 7037 -43.7 -51.7 41 8.0 -44.0 66 29 299.1 299.1 281.0 299.3 0.08 14 300 8840 -57.3 -67.3 27 10.0 -57.4 80 36 304.6 304.6 283.2 304.6 0.01 15 284 9186 -60.3 -70.3 26 10.0 -60.4 78 37 305.1 305.1 283.4 305.1 0.01 16 250 9980 -63.5 -73.5 24 10.0 -63.6 75 40 311.7 311.7 285.9 311.7 0.01 17 243 10154 -64.9 -74.9 24 10.0 -65.0 75 38 312.1 312.1 286.1 312.1 0.01 18 211 11030 -57.7 -69.7 20 12.0 -57.9 75 31 336.2 336.2 293.4 336.3 0.02 19 206 11182 -56.3 -69.3 18 13.0 -56.5 75 30 340.7 340.7 294.5 340.8 0.02 20 200 11370 -55.9 -69.9 16 14.0 -56.1 75 29 344.2 344.2 295.3 344.3 0.02 21 150 13210 -53.7 -77.7 4 24.0 -54.1 75 21 377.5 377.6 301.9 377.6 0.01 22 132 14031 -52.7 -76.7 4 24.0 -53.2 70 18 393.4 393.4 304.3 393.4 0.01 23 101 15747 -55.1 -79.1 4 24.0 -55.6 60 11 420.1 420.1 307.7 420.1 0.01 24 100 15810 -55.1 -79.1 4 24.0 -55.6 60 11 421.3 421.3 307.9 421.3 0.01 25 70 18100 -55.1 -79.1 4 24.0 -55.8 65 5 466.5 466.5 312.4 466.6 0.01 26 50 20240 -56.1 -79.1 4 23.0 -57.0 115 9 511.3 511.3 315.7 511.4 0.02 27 43 21195 -56.9 -79.9 4 23.0 -57.8 131 10 531.8 531.8 317.1 531.9 0.02 28 42 21344 -57.1 -80.1 4 23.0 -58.0 134 10 534.9 534.9 317.2 535.0 0.02 29 30 23480 -54.9 -78.9 4 24.0 -56.5 170 11 595.0 595.0 320.4 595.2 0.03 30 20 26100 -51.9 -75.9 4 24.0 -54.8 215 31 677.3 677.3 323.7 677.8 0.06 31 13 28906 -49.7 -74.7 4 25.0 -54.3 773.7 773.8 326.6 774.9 0.12 TRP 243 10154 -64.9 -74.9 24 10.0 -65.0 75 38 312.1 312.1 286.1 312.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5134.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 51.82 % Est. max temperature: -3.87 C = 25.04 F Sfc-Lift cond lev (LCL): 932.40 mb = 822.02 m = 2696.87 ft T: -10.72 C 700-500 lapse rate: 6.61 C/km ThetaE index: 0.35 C Layer 851.0- 850.0 mb Conv cond level (CCL): 867.48 mb = 1375.11 m = 4511.47 ft Mean mixing ratio: 1.33 g/kg Conv temperature: -3.90 C = 24.98 F Cap Strength: 12.81 C Lifted Index: 18.19 C Risk: None Lifted Index @300 mb: 24.54 C Lifted Index @700 mb: 12.81 C Showalter Index: 17.02 C Risk: None Total Totals Index: 31.60 C Risk: None Vertical Totals Index: 17.00 C Cross Totals Index: 14.60 C K Index: -12.10 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 4.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.82 J/kg Max Up Vert Vel: 4.86 m/s Conv Inhibition (B-): 64583.71 J/kg Cap Strength: 17.97 C Lift Cond Lev (LCL): 897.29 mb = 1116.12 m = 3661.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 82 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 1010 209 330 3 1.5 -2.6 | 274 14 13.7 -1.0 1 1000 286 350 5 0.9 -4.9 | 284 14 13.1 -3.3 2 925 883 40 13 -8.4 -10.0 | 335 9 3.9 -8.3 3 850 1531 30 15 -7.5 -13.0 | 337 12 4.7 -11.4 4 700 2999 75 13 -12.6 -3.4 | 11 2 -0.3 -1.7 5 500 5420 50 23 -17.6 -14.8 | 22 14 -5.4 -13.2 6 400 6970 65 29 -26.3 -12.3 | 53 18 -14.1 -10.6 7 300 8840 80 36 -35.5 -6.3 | 79 24 -23.2 -4.6 8 250 9980 75 40 -38.6 -10.4 | 72 28 -26.4 -8.7 9 243 10154 75 38 -36.7 -9.8 | 71 26 -24.5 -8.2 10 200 11370 75 29 -28.0 -7.5 | 70 17 -15.8 -5.9 11 150 13210 75 21 -20.3 -5.4 | 65 9 -8.1 -3.8 12 100 15810 60 11 -9.5 -5.5 | 325 5 2.7 -3.9 13 70 18100 65 5 -4.5 -2.1 | 274 8 7.7 -0.5 14 50 20240 115 9 -8.2 3.8 | 217 7 4.1 5.4 15 30 23480 170 11 -1.9 10.8 | 220 16 10.3 12.5 16 20 26100 215 31 17.8 25.4 | 228 40 30.0 27.0 Wind Parameters Mean winds (0-6000m): 52.4 at 16.5 knts Storm direction: 82.4 at 12.3 knts Shear (0-3000m) pos: 2.5 neg: 0.0 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 108.4 deg Storm rel helicity (0-3000m) pos: 49.5 neg: 0.0 tot: 49.5 m^2/s^2 ave: 16.5 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.63 Bulk Shear: 18.88 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 7 297 12| 9.6 0.0 9.6| 31.8 0.0 31.8 63.7 0.95| 10.2 9.7 1000 30 10 315 10| 6.7 0.0 6.7| 41.5 0.0 41.5 41.5 0.86| 7.8 6.7 1500 31 12 323 10| 4.7 0.0 4.7| 43.8 0.0 43.8 29.2 0.77| 6.2 4.7 2000 35 12 328 10| 3.6 0.0 3.6| 47.4 0.0 47.4 23.7 0.70| 5.6 3.9 2500 39 13 332 9| 2.9 0.0 2.9| 48.9 0.0 48.9 19.6 0.64| 5.3 3.4 3000 45 13 336 8| 2.5 0.0 2.5| 49.5 0.0 49.5 16.5 0.60| 4.9 3.0 4000 51 14 346 7| 1.9 0.6 2.6| 50.0 -0.1 49.8 12.5 0.52| 4.3 2.3 5000 52 15 357 7| 1.5 1.1 2.6| 50.0 -3.0 47.0 9.4 0.42| 4.0 1.7 6000 52 16 5 8| 1.7 0.9 2.5| 66.5 -4.2 62.3 10.4 0.46| 3.8 1.8 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20251008.00.gif