STORM MODEWeather tracking workspace

Storm Mode · Severe weather event

Test123

9 alerts

Checked

Agency warning geometry · no observed imagery displayed

Map

  • Flash Flood Warning 1
  • Flood Warning 1
  • Flood Watch 7

NWS’s polygons as issued, or the zones a zone-issued alert names; SPC’s watches by their counties. Checked . Data: NOAA/NWS, NOAA/SPC.

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ⓘ About this map

Outlines: NOAA/NWS · Radar cells: IEM/NEXRAD. Outlines are warned areas, not storm paths.

Interactive imagery loads separately. Missing radar does not remove warnings or imply clear weather.

Change time or forecast product

Recorded weather · gaps are marked. Coverage begins with recording activation.

Live sources keep independent clocks.

Replay coverage and interpretation

Rolling target: 24 hours; cells: six hours. Radar: NOAA MRMS national overview, 8-minute tolerance. Satellite: original GOES GeoColor day/night picture, hourly sampling, 75-minute tolerance. No interpolation or latest-image fallback. Warning and source checks retain their own clocks. “Recorded by” is collector acquisition evidence, not exact browser publication history.

Current GLM density, velocity and specialist layers are hidden during replay. Snow uses retained footprint metadata with unverified pixel time. Forecast uses one pinned issuance/run and exact valid time.

No observed replay frame displayed.

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Analysis and guidance

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Analysis

Area, source times and interpretation

Current cached context, independently dated. Regional reference: TX; a reference within a wider monitoring area does not replace the complete warning geography. This section remains separate from the historical replay cursor and official cyclone forecast. Use Forecast to pin a retained model package.

Soundings: what weather balloons measured

SPC’s skew-T diagram and hodograph of the sounding at Sterling, VA (IAD), 00Z. Its levels are in the table below.
Observed Sounding at Sterling, VA (IAD), for (6 h 17 min ago). SPC’s graphic; the values in its panels (CAPE, shear, the indices) are SPC’s computations from these levels. Data: NOAA/SPC.

A balloon launched about an hour before the time named, measuring as it rose and drifted with the wind: the atmosphere above one place, at one time. Model soundings, which are forecasts, are not shown here.

The levels this sounding was drawn from (51)
Sterling, VA (IAD): the surface first, then up through the atmosphere. Temperature and dew point in °C, as measured.
PressureHeightTemperatureDew pointWind
1010 mb93 m19.012.0180° 5 kt
1000 mb175 m20.211.2190° 15 kt
985 mb305 m19.210.8195° 15 kt
951 mb610 m16.89.8210° 12 kt
928 mb816 m15.29.2—
925 mb843 m15.08.0245° 9 kt
885 mb1219 m13.15.7270° 13 kt
855 mb1506 m11.62.6—
850 mb1555 m11.61.6305° 19 kt
823 mb1824 m10.8-4.2—
808 mb1977 m9.60.6—
793 mb2134 m8.30.1345° 21 kt
779 mb2279 m7.6-7.4—
767 mb2407 m7.2-12.8—
746 mb2635 m6.8-21.2—
709 mb3048 m3.6-22.0330° 21 kt
700 mb3153 m2.8-22.2320° 21 kt
679 mb3399 m2.4-16.6—
662 mb3603 m1.2-24.8—
633 mb3962 m-1.4-30.5275° 23 kt
617 mb4165 m-1.3-43.3—
595 mb4453 m-2.7-31.7—
577 mb4695 m-4.9-28.9—
564 mb4877 m-6.3-33.3285° 29 kt
521 mb5486 m-11.7-35.2280° 29 kt
502 mb5770 m-14.1-38.1—
500 mb5800 m-14.5-37.5280° 31 kt
481 mb6096 m-17.2-35.7290° 28 kt
470 mb6265 m-18.7-34.7—
441 mb6736 m-22.5-43.5—
425 mb7010 m-23.0-52.7295° 21 kt
408 mb7305 m-23.5-54.5—
400 mb7450 m-24.3-56.3290° 29 kt
315 mb9144 m-37.3-64.3280° 34 kt
301 mb9449 m-39.7-65.8280° 35 kt
300 mb9480 m-39.9-65.9280° 34 kt
256 mb10544 m-48.5-68.5—
250 mb10700 m-49.7-64.7280° 30 kt
240 mb10973 m-51.7-65.5285° 31 kt
229 mb11278 m-53.6-67.0260° 32 kt
217 mb11614 m-55.7-68.7—
206 mb11944 m-57.9-66.9—
200 mb12130 m-59.1-65.1270° 43 kt
189 mb12483 m-60.3-69.3270° 49 kt
176 mb12930 m-57.3-79.3—
160 mb13532 m-56.9-81.9—
150 mb13940 m-57.1-83.1270° 76 kt
128 mb14935 m-61.1-84.5290° 72 kt
117 mb15490 m-63.3-85.3—
105 mb16154 m-65.3-85.9260° 44 kt
100 mb16450 m-67.3-86.3250° 55 kt
Every station with a sounding (78)

SPC observed soundings checked · Data: NOAA/SPC

Radar-derived cells (147) · current

Collector checked ; feed generated . Zero cells does not establish coverage or clear weather. Observations from different radars are not merged.

  1. AMA / A0 · scan 2026-10-30T06:11:39Z · current
  2. BRO / F3 · scan 2026-10-30T06:11:31Z · current
  3. CRP / D9 · scan 2026-10-30T06:11:17Z · current
  4. CRP / I9 · scan 2026-10-30T06:11:17Z · current
  5. CRP / V8 · scan 2026-10-30T06:11:17Z · current
  6. DFX / B3 · scan 2026-10-30T06:11:03Z · current
  7. DFX / B8 · scan 2026-10-30T06:11:03Z · current
  8. DFX / J1 · scan 2026-10-30T06:11:03Z · current
  9. DFX / L1 · scan 2026-10-30T06:11:03Z · current
  10. DFX / L8 · scan 2026-10-30T06:11:03Z · current
  11. DFX / N1 · scan 2026-10-30T06:11:03Z · current
  12. DFX / Q6 · scan 2026-10-30T06:11:03Z · current
  13. DFX / U1 · scan 2026-10-30T06:11:03Z · current
  14. DFX / U5 · scan 2026-10-30T06:11:03Z · current
  15. DYX / B3 · scan 2026-10-30T06:10:12Z · current
  16. DYX / B9 · scan 2026-10-30T06:10:12Z · current
  17. DYX / C3 · scan 2026-10-30T06:10:12Z · current
  18. DYX / E1 · scan 2026-10-30T06:10:12Z · current
  19. DYX / F2 · scan 2026-10-30T06:10:12Z · current
  20. DYX / G2 · scan 2026-10-30T06:10:12Z · current
  21. DYX / H2 · scan 2026-10-30T06:10:12Z · current
  22. DYX / J0 · scan 2026-10-30T06:10:12Z · current
  23. DYX / M5 · scan 2026-10-30T06:10:12Z · current
  24. DYX / N0 · scan 2026-10-30T06:10:12Z · current
  25. DYX / N1 · scan 2026-10-30T06:10:12Z · current
  26. DYX / O1 · scan 2026-10-30T06:10:12Z · current
  27. DYX / P2 · scan 2026-10-30T06:10:12Z · current
  28. DYX / P3 · scan 2026-10-30T06:10:12Z · current
  29. DYX / P5 · scan 2026-10-30T06:10:12Z · current
  30. DYX / P8 · scan 2026-10-30T06:10:12Z · current
  31. DYX / R0 · scan 2026-10-30T06:10:12Z · current
  32. DYX / R1 · scan 2026-10-30T06:10:12Z · current
  33. DYX / S1 · scan 2026-10-30T06:10:12Z · current
  34. DYX / U0 · scan 2026-10-30T06:10:12Z · current
  35. DYX / U6 · scan 2026-10-30T06:10:12Z · current
  36. DYX / V0 · scan 2026-10-30T06:10:12Z · current
  37. DYX / Y6 · scan 2026-10-30T06:10:12Z · current
  38. DYX / Y8 · scan 2026-10-30T06:10:12Z · current
  39. DYX / Z1 · scan 2026-10-30T06:10:12Z · current
  40. EPZ / C0 · scan 2026-10-30T06:11:12Z · current
  41. EPZ / F2 · scan 2026-10-30T06:11:12Z · current
  42. EPZ / K3 · scan 2026-10-30T06:11:12Z · current
  43. EPZ / N1 · scan 2026-10-30T06:11:12Z · current
  44. EPZ / W0 · scan 2026-10-30T06:11:12Z · current
  45. EWX / B3 · scan 2026-10-30T06:10:11Z · current
  46. EWX / D2 · scan 2026-10-30T06:10:11Z · current
  47. EWX / D6 · scan 2026-10-30T06:10:11Z · current
  48. EWX / I6 · scan 2026-10-30T06:10:11Z · current
  49. EWX / L5 · scan 2026-10-30T06:10:11Z · current
  50. EWX / O6 · scan 2026-10-30T06:10:11Z · current
  51. EWX / Q2 · scan 2026-10-30T06:10:11Z · current
  52. EWX / R6 · scan 2026-10-30T06:10:11Z · current
  53. EWX / T5 · scan 2026-10-30T06:10:11Z · current
  54. EWX / T6 · scan 2026-10-30T06:10:11Z · current
  55. EWX / U6 · scan 2026-10-30T06:10:11Z · current
  56. EWX / X5 · scan 2026-10-30T06:10:11Z · current
  57. EWX / Y5 · scan 2026-10-30T06:10:11Z · current
  58. FDR / H5 · scan 2026-10-30T06:10:54Z · current
  59. FDR / I5 · scan 2026-10-30T06:10:54Z · current
  60. FWS / B2 · scan 2026-10-30T06:10:40Z · current
  61. FWS / D0 · scan 2026-10-30T06:10:40Z · current
  62. FWS / O2 · scan 2026-10-30T06:10:40Z · current
  63. FWS / P2 · scan 2026-10-30T06:10:40Z · current
  64. FWS / R2 · scan 2026-10-30T06:10:40Z · current
  65. FWS / S1 · scan 2026-10-30T06:10:40Z · current
  66. FWS / S2 · scan 2026-10-30T06:10:40Z · current
  67. FWS / T0 · scan 2026-10-30T06:10:40Z · current
  68. GRK / B0 · scan 2026-10-30T06:12:19Z · current
  69. GRK / C5 · scan 2026-10-30T06:12:19Z · current
  70. GRK / E5 · scan 2026-10-30T06:12:19Z · current
  71. GRK / E6 · scan 2026-10-30T06:12:19Z · current
  72. GRK / G6 · scan 2026-10-30T06:12:19Z · current
  73. GRK / I5 · scan 2026-10-30T06:12:19Z · current
  74. GRK / M5 · scan 2026-10-30T06:12:19Z · current
  75. GRK / P4 · scan 2026-10-30T06:12:19Z · current
  76. GRK / R4 · scan 2026-10-30T06:12:19Z · current
  77. GRK / S2 · scan 2026-10-30T06:12:19Z · current
  78. GRK / T5 · scan 2026-10-30T06:12:19Z · current
  79. GRK / X5 · scan 2026-10-30T06:12:19Z · current
  80. HGX / A1 · scan 2026-10-30T06:08:59Z · current
  81. HGX / B1 · scan 2026-10-30T06:08:59Z · current
  82. HGX / C1 · scan 2026-10-30T06:08:59Z · current
  83. HGX / O0 · scan 2026-10-30T06:08:59Z · current
  84. LBB / A2 · scan 2026-10-30T06:11:43Z · current
  85. LBB / F2 · scan 2026-10-30T06:11:43Z · current
  86. LBB / Q1 · scan 2026-10-30T06:11:43Z · current
  87. LBB / R2 · scan 2026-10-30T06:11:43Z · current
  88. LBB / S2 · scan 2026-10-30T06:11:43Z · current
  89. LBB / Z0 · scan 2026-10-30T06:11:43Z · current
  90. MAF / A0 · scan 2026-10-30T06:08:31Z · current
  91. MAF / A7 · scan 2026-10-30T06:08:31Z · current
  92. MAF / C1 · scan 2026-10-30T06:08:31Z · current
  93. MAF / D4 · scan 2026-10-30T06:08:31Z · current
  94. MAF / E0 · scan 2026-10-30T06:08:31Z · current
  95. MAF / E8 · scan 2026-10-30T06:08:31Z · current
  96. MAF / F9 · scan 2026-10-30T06:08:31Z · current
  97. MAF / G6 · scan 2026-10-30T06:08:31Z · current
  98. MAF / G7 · scan 2026-10-30T06:08:31Z · current
  99. MAF / H7 · scan 2026-10-30T06:08:31Z · current
  100. MAF / I7 · scan 2026-10-30T06:08:31Z · current
  101. MAF / M0 · scan 2026-10-30T06:08:31Z · current
  102. MAF / N0 · scan 2026-10-30T06:08:31Z · current
  103. MAF / N4 · scan 2026-10-30T06:08:31Z · current
  104. MAF / N8 · scan 2026-10-30T06:08:31Z · current
  105. MAF / N9 · scan 2026-10-30T06:08:31Z · current
  106. MAF / P5 · scan 2026-10-30T06:08:31Z · current
  107. MAF / Q8 · scan 2026-10-30T06:08:31Z · current
  108. MAF / Q9 · scan 2026-10-30T06:08:31Z · current
  109. MAF / R4 · scan 2026-10-30T06:08:31Z · current
  110. MAF / R6 · scan 2026-10-30T06:08:31Z · current
  111. MAF / S7 · scan 2026-10-30T06:08:31Z · current
  112. MAF / T3 · scan 2026-10-30T06:08:31Z · current
  113. MAF / T5 · scan 2026-10-30T06:08:31Z · current
  114. MAF / T9 · scan 2026-10-30T06:08:31Z · current
  115. MAF / W0 · scan 2026-10-30T06:08:31Z · current
  116. MAF / W5 · scan 2026-10-30T06:08:31Z · current
  117. MAF / W9 · scan 2026-10-30T06:08:31Z · current
  118. MAF / Z8 · scan 2026-10-30T06:08:31Z · current
  119. SJT / A0 · scan 2026-10-30T06:11:53Z · current
  120. SJT / A4 · scan 2026-10-30T06:11:53Z · current
  121. SJT / B1 · scan 2026-10-30T06:11:53Z · current
  122. SJT / E1 · scan 2026-10-30T06:11:53Z · current
  123. SJT / H1 · scan 2026-10-30T06:11:53Z · current
  124. SJT / H7 · scan 2026-10-30T06:11:53Z · current
  125. SJT / I5 · scan 2026-10-30T06:11:53Z · current
  126. SJT / I8 · scan 2026-10-30T06:11:53Z · current
  127. SJT / J6 · scan 2026-10-30T06:11:53Z · current
  128. SJT / J9 · scan 2026-10-30T06:11:53Z · current
  129. SJT / K4 · scan 2026-10-30T06:11:53Z · current
  130. SJT / L1 · scan 2026-10-30T06:11:53Z · current
  131. SJT / L4 · scan 2026-10-30T06:11:53Z · current
  132. SJT / M5 · scan 2026-10-30T06:11:53Z · current
  133. SJT / M9 · scan 2026-10-30T06:11:53Z · current
  134. SJT / N9 · scan 2026-10-30T06:11:53Z · current
  135. SJT / P9 · scan 2026-10-30T06:11:53Z · current
  136. SJT / Q4 · scan 2026-10-30T06:11:53Z · current
  137. SJT / Q5 · scan 2026-10-30T06:11:53Z · current
  138. SJT / Q9 · scan 2026-10-30T06:11:53Z · current
  139. SJT / U0 · scan 2026-10-30T06:11:53Z · current
  140. SJT / U2 · scan 2026-10-30T06:11:53Z · current
  141. SJT / U4 · scan 2026-10-30T06:11:53Z · current
  142. SJT / V0 · scan 2026-10-30T06:11:53Z · current
  143. SJT / V5 · scan 2026-10-30T06:11:53Z · current
  144. SJT / W3 · scan 2026-10-30T06:11:53Z · current
  145. SJT / X3 · scan 2026-10-30T06:11:53Z · current
  146. SJT / Z2 · scan 2026-10-30T06:11:53Z · current
  147. SJT / Z8 · scan 2026-10-30T06:11:53Z · current
Station and river observations (168)

Surface source current; observed water-level source current. Each reading keeps its own time. Map markers show at most 500 stations and 500 gauges; the complete source directory is paginated.

Circle: surface station; square: water-level gauge. Filled: current reading and source; hollow: stale, unconfirmed or missing observation. Marker color is not a hazard category. Enable “Stations and gauges” in Layers to inspect them on the map.

Showing 100 of 168 listed sources. All surface stations and retained trends · All supported gauges and forecasts

About this monitored event

This event, as this site’s operators set it up

Kind
Severe weather
Window
Open: no start or end was set
Updated

Spotlight

8 products · choose one

Monitoring area details
Area
Texas (NWS states: TX)
Hazards
Tornado, severe thunderstorm, flash flood, river flood, areal flood, coastal flood and other warnings, watches and advisories, and the forecasts for them
Window
In force now, with the next days of SPC’s and WPC’s products
Made by
This site’s operators, in its admin console. Nothing about a reader is stored. Watch another area

An area the operators chose, not a storm’s footprint: everything here is in force in this area, never “from this event”.

In force in this area 9

  1. Flash Flood Warning11 new · until 09:00Z
  2. Flood Warning1until 09:45Z
  3. Flood Watch7until 31 Oct 01:00Z

Every alert is in the alert list. Checked .

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9AlertsTest123 · alerts checked 06:17Z