FM 34-81-1 MILITARY WEATHER INTELLIGENCE
1. AVIATION / ROTORCRAFT GO
Gusts: 18.8 kts (Limit: 35 kts) • VFR
  • Favorable flight parameters: Gusts 18.8 kts, VFR (Visual Flight Rules (Ceiling > 3,000 ft and Vis > 5 SM))
2. GROUND MANEUVER GO
Precip: 0 mm/hr • Visibility: 53.6 km
  • Favorable trafficability: Visibility 53.6 km, dry/firm ground conditions
3. DISMOUNTED INFANTRY NO-GO
Thermal Index: 92.8°F / 33.8°C
  • Black Flag / Category 5 Heat Index (92.8°F / 33.8°C >= 90°F) — Mandatory 10/50 min work/rest cycle [FM 34-81-1]
📡 CURRENT SURFACE TELEMETRY
Ambient Temp
34.0°C
93.2°F
Apparent Temp
33.8°C
92.8°F
Wind Gusts
18.8 kts
34.9 km/h
Sustained Wind
9.9 kts
216° Dir
Flight Category
VFR
FAA / Military Std
Visibility
33.31 SM
53.6 km
Cloud Base
UNL ft
0% Low Deck
Relative Humidity
36%
996.7 hPa
📊 24-HOUR TACTICAL TREND ANALYSIS
Tactical Trend Chart for Yuma Proving Ground
🎙️ PIPER TTS TACTICAL AUDIO DISPATCH
Download WAV
📋 BLUF STAFF BRIEFING (PLAINTEXT)
WEATHER INTELLIGENCE BRIEFING — YUMA PROVING GROUND
DTG: 050405Z SEP 26
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1. AVIATION / ROTORCRAFT — [GO]
   • Gusts: 18.8 kts (Limit: 35 kts)
   • Flight Category: VFR (Ceiling: 5,000 ft AGL | Visibility: 33.31 SM)
   • Note: Favorable flight parameters: Gusts 18.8 kts, VFR (Visual Flight Rules (Ceiling > 3,000 ft and Vis > 5 SM))

2. GROUND MANEUVER — [GO]
   • Trafficability: Firm / Favorable | Precip: 0.0 mm/hr (24h: 0.0 mm)
   • Visibility: 53.6 km | Wind: 18.3 km/h
   • Note: Favorable trafficability: Visibility 53.6 km, dry/firm ground conditions

3. DISMOUNTED INFANTRY — [NO-GO]
   • Thermal Index: 92.8°F / 33.8°C (Black Flag (Cat 5 / Extreme))
   • Lightning / Severe Hazard: None Observed
   • Note: Black Flag / Category 5 Heat Index (92.8°F / 33.8°C >= 90°F) — Mandatory 10/50 min work/rest cycle [FM 34-81-1]
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OBSERVATION TIME: 2026-09-05T04:05:33.432621+00:00
OVERALL OPERATIONAL POSTURE: [NO-GO]