UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121912.upa.cvt Date: 1200Z 19 DEC 25 Searching for WRKK... Searching the city database file for: WRKK ... Date:1200Z 19 DEC 25 Station: WRKK WMO ident: 97372 Latitude: -10.17 Longitude: 123.67 Elevation: 108.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 61 240 2 SFC 996 108 27.8 24.7 83 3.1 25.5 240 2 301.3 305.0 298.8 360.5 20.04 2 925 751 22.8 21.8 94 1.0 22.1 285 11 302.6 306.0 297.9 356.1 18.05 3 915 846 22.0 21.4 96 0.6 21.6 284 12 302.7 306.0 297.8 355.5 17.80 4 901 981 21.0 20.4 96 0.6 20.6 283 13 303.1 306.2 297.4 353.4 16.98 5 892 1069 21.6 18.9 85 2.7 19.7 282 14 304.5 307.4 296.8 351.0 15.59 6 850 1490 19.8 15.8 78 4.0 17.1 285 14 306.9 309.4 296.0 347.2 13.40 7 781 2215 16.2 9.2 63 7.0 11.8 277 15 310.5 312.3 294.1 339.4 9.40 8 740 2671 13.0 9.8 81 3.2 11.0 264 11 311.9 313.8 295.2 343.7 10.34 9 700 3136 10.8 6.3 74 4.5 8.0 250 13 314.4 316.1 294.6 341.2 8.59 10 661 3611 8.6 -0.4 53 9.0 3.7 251 13 317.2 318.3 293.1 335.1 5.63 11 604 4349 4.2 -5.8 48 10.0 -0.7 253 13 320.4 321.2 292.7 333.8 4.11 12 579 4691 2.0 -7.0 51 9.0 -2.3 254 13 321.7 322.5 292.9 334.5 3.91 13 571 4803 1.2 -4.8 64 6.0 -1.8 255 13 322.0 323.0 293.7 337.4 4.69 14 547 5147 0.0 -10.0 47 10.0 -4.5 262 14 324.6 325.2 293.2 335.5 3.27 15 529 5414 -1.5 -12.5 43 11.0 -6.1 269 15 325.9 326.5 293.2 335.3 2.77 16 517 5596 -3.3 -8.2 69 4.9 -5.5 274 15 325.9 326.7 294.1 339.2 3.99 17 500 5860 -4.1 -10.1 63 6.0 -6.8 275 18 328.0 328.7 294.3 340.0 3.55 18 496 5923 -4.5 -9.4 69 4.9 -6.7 276 18 328.3 329.1 294.6 341.1 3.78 19 491 6003 -4.9 -13.9 49 9.0 -8.5 277 17 328.8 329.3 293.8 337.9 2.66 20 449 6703 -8.7 -20.7 37 12.0 -12.7 287 15 332.5 332.8 293.9 338.3 1.64 21 439 6877 -9.7 -17.7 52 8.0 -12.6 290 14 333.4 333.8 294.6 341.0 2.17 22 410 7402 -13.5 -22.5 47 9.0 -16.3 297 12 335.1 335.4 294.4 340.6 1.53 23 400 7590 -14.1 -27.1 32 13.0 -17.6 300 11 336.7 336.9 294.4 340.5 1.04 24 390 7781 -14.5 -29.5 27 15.0 -18.3 288 15 338.6 338.8 294.7 341.8 0.85 25 381 7956 -16.1 -25.1 46 9.0 -18.7 292 15 338.7 339.0 295.1 343.5 1.31 26 347 8651 -20.5 -30.5 40 10.0 -22.8 301 15 342.0 342.1 295.6 345.3 0.87 27 326 9109 -22.9 -47.9 8 25.0 -26.2 283 15 344.8 344.9 295.6 345.5 0.15 28 300 9710 -27.5 -47.5 13 20.0 -29.9 260 16 346.6 346.7 296.0 347.3 0.17 29 250 11000 -38.9 -54.9 17 16.0 -39.9 275 18 348.2 348.3 296.3 348.6 0.09 30 211 12140 -47.5 -67.5 8 20.0 -48.1 343 14 352.1 352.1 297.1 352.2 0.02 31 200 12490 -50.9 -68.9 10 18.0 -51.3 360 14 352.2 352.2 297.1 352.2 0.02 32 150 14290 -66.5 -74.5 32 8.0 -66.5 10 11 355.5 355.5 297.8 355.6 0.01 33 100 16620 -85.9 -89.4 53 3.5 -85.9 25 15 361.8 361.8 299.1 361.8 0.00 34 96 16843 -87.3 -90.7 53 3.4 -87.3 10 18 363.3 363.3 299.3 363.3 0.00 35 94 16958 -85.7 -90.7 40 5.0 -85.7 10 18 368.6 368.6 300.3 368.6 0.00 36 87 17381 -87.1 -90.6 52 3.5 -87.1 299 13 374.0 374.0 301.2 374.1 0.00 37 85 17509 -84.5 -90.5 34 6.0 -84.5 347 8 381.8 381.8 302.5 381.8 0.00 38 76 18126 -84.9 -89.0 48 4.1 -84.9 101 7 393.4 393.4 304.3 393.4 0.00 39 70 18580 -84.5 -89.4 41 4.9 -84.5 105 22 403.6 403.6 305.7 403.6 0.00 40 67 18826 -80.5 -88.5 25 8.0 -80.5 120 16 417.4 417.4 307.4 417.4 0.00 41 62 19274 -73.5 -85.5 14 12.0 -73.6 89 28 442.2 442.2 310.1 442.2 0.00 42 58 19665 -73.9 -84.9 17 11.0 -74.0 82 25 449.8 449.8 310.8 449.9 0.01 43 52 20314 -68.5 -87.5 5 19.0 -68.7 87 25 476.7 476.7 313.2 476.7 0.00 44 50 20550 -68.5 -87.5 5 19.0 -68.7 100 29 482.1 482.1 313.6 482.1 0.00 45 46 21046 -70.3 -90.3 4 20.0 -70.5 94 30 489.4 489.4 314.2 489.4 0.00 46 43 21447 -69.7 -91.7 3 22.0 -69.9 92 33 500.4 500.4 314.9 500.4 0.00 47 35 22704 -58.9 -92.9 0 34.0 -59.8 88 41 558.9 558.9 318.6 558.9 0.00 48 32 23269 -55.7 -90.7 1 35.0 -57.1 86 45 582.0 582.0 319.8 582.0 0.00 49 30 23680 -55.3 -90.3 1 35.0 -56.8 85 48 593.9 593.9 320.3 593.9 0.00 50 20 26290 -51.5 -87.5 1 36.0 -54.6 95 49 678.5 678.5 323.7 678.6 0.01 51 19 26624 -51.3 -87.3 1 36.0 -54.5 95 48 689.2 689.2 324.1 689.3 0.01 52 17 27345 -53.3 -88.3 1 35.0 -56.2 86 46 705.0 705.1 324.6 705.1 0.01 53 14 28600 -52.5 -88.5 1 36.0 -56.1 109 36 748.0 748.0 325.9 748.1 0.01 54 10 30810 -45.9 -82.9 1 37.0 -53.2 95 58 848.2 848.2 328.4 848.6 0.04 55 9.3 31296 -42.7 -80.7 1 38.0 -51.8 878.2 878.2 329.0 878.8 0.06 TRP 96 16843 -87.3 -90.7 53 3.4 -87.3 10 18 363.3 363.3 299.3 363.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5799.00 m Freezing level: 547.00 mb = 5147.29 m = 16887.24 ft Wetbulb zero: 612.86 mb = 4229.85 m = 13877.29 ft Precipitable water: 2.10 inches Sfc-500 mean rel hum: 67.51 % Est. max temperature: 33.59 C = 92.46 F Sfc-Lift cond lev (LCL): 952.69 mb = 494.53 m = 1622.46 ft T: 24.79 C 700-500 lapse rate: 5.47 C/km ThetaE index: 21.10 C Layer 925.0- 740.0 mb Conv cond level (CCL): 916.41 mb = 832.96 m = 2732.78 ft Mean mixing ratio: 18.56 g/kg Conv temperature: 29.23 C = 84.62 F Cap Strength: 0.55 C Lifted Index: -3.59 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.91 C Lifted Index @700 mb: -1.70 C Showalter Index: -0.14 C Risk: Thunderstorms probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 19.90 C K Index: 35.20 Risk: > 80 % chance of thunderstorms Sweat Index: 235.60 Risk: None Energy Index: -1.45 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1361.80 J/kg Max Up Vert Vel: 52.19 m/s Conv Inhibition (B-): 0.82 J/kg Cap Strength: 0.47 C Lift Cond Lev (LCL): 923.19 mb = 768.17 m = 2520.20 ft Lev Free Conv (LFC): 908.19 mb = 911.81 m = 2991.46 ft Equ Level (EL): 898.19 mb = 1008.70 m = 3309.33 ft B at Equ Level: 6.73 J/kg Max Parcel Lev (MPL): 848.19 mb = 1508.21 m = 4948.13 ft Wind level data Storm motion: 298 at 10 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 ---------------------------------------------------------- 0 996 108 240 2 1.7 1.0 | 129 9 -6.9 5.7 1 974 305 285 7 6.8 -1.8 | 147 3 -1.9 2.8 2 940 610 285 9 8.7 -2.3 | 182 2 0.1 2.3 3 925 751 285 11 10.6 -2.8 | 228 3 2.0 1.8 4 877 1219 280 15 14.8 -2.6 | 252 6 6.1 2.0 5 850 1490 285 14 13.5 -3.6 | 258 5 4.9 1.0 6 760 2438 275 15 14.9 -1.3 | 242 7 6.3 3.3 7 733 2743 260 9 8.9 1.6 | 182 6 0.2 6.2 8 707 3048 260 14 13.8 2.4 | 216 9 5.2 7.1 9 700 3136 250 13 12.2 4.4 | 202 10 3.6 9.1 10 565 4877 255 13 12.6 3.4 | 206 9 3.9 8.0 11 504 5791 280 16 15.8 -2.8 | 255 7 7.1 1.9 12 500 5860 275 18 17.9 -1.6 | 252 10 9.3 3.1 13 400 7590 300 11 9.5 -5.5 | 313 1 0.9 -0.8 14 398 7620 285 15 14.5 -3.9 | 263 6 5.9 0.8 15 352 8534 305 15 12.3 -8.6 | 317 5 3.7 -4.0 16 300 9710 260 16 15.8 2.8 | 224 10 7.1 7.4 17 298 9754 260 17 16.7 3.0 | 227 11 8.1 7.6 18 251 10973 270 17 17.0 -0.0 | 241 10 8.4 4.7 19 250 11000 275 18 17.9 -1.6 | 252 10 9.3 3.1 20 229 11582 280 13 12.8 -2.3 | 240 5 4.2 2.4 21 209 12192 350 14 2.4 -13.8 | 34 11 -6.2 -9.1 22 200 12490 360 14 -0.0 -14.0 | 43 13 -8.6 -9.3 23 200 12497 355 15 1.3 -14.9 | 35 13 -7.3 -10.3 24 190 12802 360 13 -0.0 -13.0 | 46 12 -8.6 -8.3 25 181 13106 360 14 -0.0 -14.0 | 43 13 -8.6 -9.3 26 173 13411 340 13 4.4 -12.2 | 29 9 -4.2 -7.6 27 150 14290 10 11 -1.9 -10.8 | 60 12 -10.5 -6.2 28 149 14326 355 10 0.9 -10.0 | 56 9 -7.8 -5.3 29 141 14630 25 11 -4.6 -10.0 | 68 14 -13.3 -5.3 30 127 15240 15 14 -3.6 -13.5 | 54 15 -12.2 -8.9 31 121 15545 5 9 -0.8 -9.0 | 65 10 -9.4 -4.3 32 114 15850 360 7 -0.0 -7.0 | 75 9 -8.6 -2.3 33 108 16154 335 4 1.7 -3.6 | 98 7 -6.9 1.0 34 103 16459 345 6 1.6 -5.8 | 81 7 -7.1 -1.1 35 100 16620 25 15 -6.3 -13.6 | 59 17 -15.0 -8.9 36 97 16764 30 12 -6.0 -10.4 | 69 16 -14.6 -5.7 37 96 16843 10 18 -3.1 -17.7 | 42 18 -11.8 -13.1 38 92 17069 10 18 -3.1 -17.7 | 42 18 -11.8 -13.1 39 87 17374 295 13 11.8 -5.5 | 285 3 3.2 -0.8 40 82 17678 50 3 -2.3 -1.9 | 104 11 -10.9 2.7 41 78 17983 75 9 -8.7 -2.3 | 98 17 -17.3 2.3 42 74 18288 130 4 -3.1 2.6 | 122 14 -11.7 7.2 43 70 18580 105 22 -21.3 5.7 | 109 32 -29.9 10.3 44 70 18593 140 7 -4.5 5.4 | 127 17 -13.1 10.0 45 63 19202 90 29 -29.0 0.0 | 97 38 -37.6 4.7 46 54 20117 75 21 -20.3 -5.4 | 88 29 -28.9 -0.8 47 50 20550 100 29 -28.6 5.0 | 105 38 -37.2 9.7 48 49 20726 95 28 -27.9 2.4 | 101 37 -36.5 7.1 49 40 21946 90 36 -36.0 0.0 | 96 45 -44.6 4.7 50 30 23680 85 48 -47.8 -4.2 | 90 56 -56.4 0.5 51 24 24994 95 44 -43.8 3.8 | 99 53 -52.5 8.5 52 22 25603 95 54 -53.8 4.7 | 99 63 -62.4 9.4 53 20 26213 90 51 -51.0 0.0 | 94 60 -59.6 4.7 54 20 26290 95 49 -48.8 4.3 | 99 58 -57.4 8.9 55 19 26518 95 48 -47.8 4.2 | 99 57 -56.4 8.8 56 18 26822 95 49 -48.8 4.3 | 99 58 -57.4 8.9 57 17 27432 85 45 -44.8 -3.9 | 91 53 -53.5 0.7 58 16 27737 95 49 -48.8 4.3 | 99 58 -57.4 8.9 59 15 28346 105 36 -34.8 9.3 | 108 46 -43.4 14.0 60 13 29261 120 37 -32.0 18.5 | 120 47 -40.7 23.2 61 12 29870 95 46 -45.8 4.0 | 99 55 -54.5 8.7 62 11 30175 95 49 -48.8 4.3 | 99 58 -57.4 8.9 63 10 30810 95 58 -57.8 5.1 | 98 67 -66.4 9.7 Wind Parameters Mean winds (0-6000m): 268.3 at 13.1 knts Storm direction: 298.3 at 9.8 knts Shear (0-3000m) pos: 1.4 neg: 1.4 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 76.5 deg Storm rel helicity (0-3000m) pos: 14.7 neg: -15.0 tot: -0.3 m^2/s^2 ave: -0.1 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 0.4 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 219.67 Bulk Shear: 6.20 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 ------------------------------------------------------------------------------- 500 283 7 146 4| 7.9 0.0 7.9| 5.1 0.0 5.1 10.2 0.47| 8.3 3.9 1000 283 9 187 3| 4.0 2.6 6.6| 7.7 0.0 7.7 7.7 0.54| 6.8 3.7 1500 283 11 222 3| 2.7 1.8 4.5| 9.0 -0.2 8.7 5.8 0.49| 5.5 2.7 2000 282 12 234 4| 2.0 1.5 3.6| 9.0 -1.6 7.4 3.7 0.40| 4.5 1.8 2500 280 12 235 4| 1.6 1.0 2.6| 9.0 -9.0 0.0 0.0 0.12| 4.6 0.5 3000 277 12 228 5| 1.4 1.4 2.7| 14.7 -15.0 -0.3 -0.1 0.08| 5.1 0.4 4000 271 12 220 6| 1.1 1.0 2.1| 15.6 -16.7 -1.1 -0.3 0.07| 4.0 0.3 5000 267 13 216 7| 1.0 0.8 1.9| 20.0 -16.7 3.3 0.7 0.12| 3.4 0.4 6000 268 13 221 7| 1.3 0.7 2.0| 31.7 -17.5 14.3 2.4 0.22| 3.6 0.8 Wrote GIF file: /home/apache/climate/data/raob//WRKK/skewt/WRKK.skewt.20251219.12.gif